ScholaTile 開発日誌 2026-04-19

USER 🧑‍💻

This is the Gemini CLI. We are setting up the context for our chat.
Today's date is 2026年4月18日土曜日 (formatted according to the user's locale).
My operating system is: linux
The project's temporary directory is: /home/yasumichi/.gemini/tmp/education-scheduler

• Workspace Directories:
  • /home/yasumichi/projects/Education-Scheduler
• Directory Structure:

Showing up to 200 items (files + folders). Folders or files indicated with ... contain more items not shown, were ignored, or the display limit (200 items) was reached.

/home/yasumichi/projects/Education-Scheduler/
├───.gitignore
├───.npmrc
├───Deploy_ja.md
├───Deploy.md
├───eslint.config.js
├───GEMINI.md
├───index.html
├───LICENSE
├───package-lock.json
├───package.json
├───README_ja.md
├───README.md
├───tsconfig.json
├───vite.config.ts
├───.git/...
├───backend/
│ ├───eslint.config.js
│ ├───package-lock.json
│ ├───package.json
│ ├───prisma.config.ts
│ ├───tsconfig.json
│ ├───dist/...
│ ├───node_modules/...
│ ├───prisma/
│ │ ├───schema.prisma
│ │ └───seed.ts
│ └───src/
│ ├───authMiddleware.ts
│ ├───index.ts
│ └───scripts/
│ ├───create-admin.ts
│ └───migrate-subjects.ts
├───dist/...
├───docs/
│ ├───API.md
│ └───migrate-subjects.md
├───node_modules/...
├───public/
│ ├───favicon.ico
│ ├───ScholaTile_28x28.png
│ ├───ScholaTile_64x64.png
│ └───ScholaTile.png
└───src/
├───App.tsx
├───i18n.ts
├───index.css
├───main.tsx
├───types.ts
├───vite-env.d.ts
├───components/
│ ├───ColorThemeManager.css
│ ├───ColorThemeManager.tsx
│ ├───CourseManager.css
│ ├───CourseManager.tsx
│ ├───CourseWeeklyView.css
│ ├───CourseWeeklyView.tsx
│ ├───DeliveryMethodManager.css
│ ├───DeliveryMethodManager.tsx
│ ├───EventManager.css
│ ├───EventManager.tsx
│ ├───HolidayManager.css
│ ├───HolidayManager.tsx
│ ├───LabelManager.tsx
│ ├───LessonManager.css
│ ├───LessonManager.tsx
│ ├───Login.css
│ ├───Login.tsx
│ ├───PeriodManager.css
│ ├───PeriodManager.tsx
│ ├───PersonalMonthlyView.css
│ ├───PersonalMonthlyView.tsx
│ ├───ProfileManager.css
│ ├───ProfileManager.tsx
│ ├───RoomManager.css
│ ├───RoomManager.tsx
│ ├───SubjectManager.css
│ ├───SubjectManager.tsx
│ ├───SystemSettingManager.css
│ ├───SystemSettingManager.tsx
│ ├───TeacherManager.css
│ ├───TeacherManager.tsx
│ ├───Timetable.css
│ ├───Timetable.tsx
│ ├───UserManager.css
│ └───UserManager.tsx
└───utils/
└───excelExport.ts

---

USER 🧑‍💻

../feature-subject-csv-import.md のプラン中、CSV において、大課目や中課目が省略された場合、それまでの大課目や中課目が指定されたものとして処理してほしい。

---

MODEL ✨

I will search for the file feature-subject-csv-import.md to update the plan as requested.Tool Command:

{
  "name": "glob",
  "args": {
    "pattern": "**/feature-subject-csv-import.md"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "glob_1776558314436_0",
  "name": "glob",
  "response": {
    "output": "No files found matching pattern \"**/feature-subject-csv-import.md\" within /home/yasumichi/projects/Education-Scheduler"
  }
}

---

MODEL ✨

I will check for the file in the parent directory.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "ls -a ../feature-subject-csv-import.md"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776558317641_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: ../feature-subject-csv-import.md\nProcess Group PGID: 166234"
  }
}

---

MODEL ✨

I will read the content of ../feature-subject-csv-import.md.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "../feature-subject-csv-import.md"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776558328055_0",
  "name": "read_file",
  "response": {
    "error": "Path not in workspace: Attempted path \"/home/yasumichi/projects/feature-subject-csv-import.md\" resolves outside the allowed workspace directories: /home/yasumichi/projects/Education-Scheduler or the project temp directory: /home/yasumichi/.gemini/tmp/education-scheduler"
  }
}

---

MODEL ✨

I will search for any files related to "subject csv import" within the workspace to see if the plan exists under a different name.Tool Command:

{
  "name": "grep_search",
  "args": {
    "pattern": "subject-csv-import"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776558339210_0",
  "name": "grep_search",
  "response": {
    "output": "No matches found for pattern \"subject-csv-import\" in path \".\"."
  }
}

---

MODEL ✨

I will list the contents of the docs/ directory to check for any relevant files.Tool Command:

{
  "name": "list_directory",
  "args": {
    "dir_path": "docs/"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "list_directory_1776558347445_0",
  "name": "list_directory",
  "response": {
    "output": "Directory listing for /home/yasumichi/projects/Education-Scheduler/docs:\nAPI.md (10208 bytes)\nmigrate-subjects.md (1631 bytes)"
  }
}

---

MODEL ✨

I will read docs/migrate-subjects.md to see if it contains any information related to the subject CSV import plan.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "docs/migrate-subjects.md"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776558350849_0",
  "name": "read_file",
  "response": {
    "output": "# Commit d8f47e6 による変更への対応\n\n✦ migrate-subjects.ts は、既存の講座（Course）に直接入力されていた「課目名」と「総時限数」を、新しく導入された「課目マスタ（Subject Manager）」へ自動的に移行するためのスクリプトです。\n\n  主な役割\n   1. デフォルト講座タイプの作成: 「General」という名前の講座タイプを1つ作成します。\n   2. 既存講座の紐付け: すべての既存講座を、作成した「General」講座タイプに紐付けます。\n   3. 課目マスタの生成: 既存の講座に登録されていたユニークな「課目名」をスキャンし、それらを「大課目（レベル1）」として課目マスタに登録します。\n   4. リレーションの更新: 各講座の課目データを、新しく作成された課目マスタのID（subjectId）と紐付け直します。\n\n  ---\n\n  実行方法\n\n  バックエンドのディレクトリに移動し、ts-node を使用して実行します。\n\n   1 # バックエンドディレクトリへ移動\n   2 cd backend\n   3\n   4 # スクリプトの実行\n   5 npx ts-node src/scripts/migrate-subjects.ts\n\n  注意事項\n   * バックアップ推奨: データベースの内容を書き換えるため、実行前にDBのバックアップを取ることをお勧めします。\n   * 一度きりの実行: 基本的に新環境への移行時に一度だけ実行することを想定しています。\n   * 環境変数: 実行には .env ファイルに正しい DATABASE_URL が設定されている必要があります。\n\n"
  }
}

---

MODEL ✨

I will check the backend/src/scripts/ directory for any scripts related to CSV import.Tool Command:

{
  "name": "list_directory",
  "args": {
    "dir_path": "backend/src/scripts/"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "list_directory_1776558360368_0",
  "name": "list_directory",
  "response": {
    "output": "Directory listing for /home/yasumichi/projects/Education-Scheduler/backend/src/scripts:\ncreate-admin.ts (1221 bytes)\nmigrate-subjects.ts (2059 bytes)"
  }
}

---

MODEL ✨

I will read src/components/SubjectManager.tsx to understand the current subject management and look for any import logic.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/components/SubjectManager.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776558369478_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import { useState, useEffect } from 'preact/hooks';\\nimport { useTranslation } from 'react-i18next';\\nimport { CourseType, Subject, ResourceLabels } from '../types';\\nimport './SubjectManager.css';\\n\\ninterface Props {\\n  backendUrl: s\n... [TRUNCATED] ...\nn\\\" onClick={() => setEditingSubject(null)}>{t('Cancel')}</button>\\n              <button className=\\\"add-btn\\\" onClick={handleSaveSubject}>{t('Save')}</button>\\n            </div>\\n          </div>\\n        </div>\\n      )}\\n    </div>\\n  );\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776558369478_0_3v8g3y.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will attempt to read the content of ../feature-subject-csv-import.md using cat through a shell command.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cat ../feature-subject-csv-import.md"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776558378851_0",
  "name": "run_shell_command",
  "response": {
    "output": "<tool_output_masked>\nOutput: # Feature: Subject Manager CSV Import\n\nThis feature adds the ability to bulk import hierarchical subjects from a CSV file into a selected Course Type in the Subject Manager.\n\n## Objective\n- Simplify large-scale subject setup.\n- Support the 3-level hierarchy in CSV format.\n- Ensure data integrity during bulk import.\n\n## CSV Format\n\n... [35 lines omitted] ...\n\n  - Read and parse the CSV string.\n  - Convert rows into a structured array: `{ name, level, parentName1, parentName2, totalPeriods, order }`.\n  - Send the structured data to the new backend endpoint.\n  - Refresh data on success.\n\n## Verification & Testing\n- **Format Validation:** Test with correctly and incorrectly formatted CSVs.\n- **Hierarchy Integrity:** Verify that parents and children are correctly linked after import.\n- **Leaf Node Detection:** Verify `totalPeriods` is correctly applied to leaf nodes.\n- **Atomic Operation:** Verify that if an error occurs during import, no partial data is left behind.\nProcess Group PGID: 166278\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/run_shell_command_run_shell_command_1776558378851_0_0vw6po.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will update the ../feature-subject-csv-import.md file to include the new requirement that omitted Large and Middle subjects should inherit their values from the previous row.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cat <<EOF > ../feature-subject-csv-import.md\n# Feature: Subject Manager CSV Import\n\nThis feature adds the ability to bulk import hierarchical subjects from a CSV file into a selected Course Type in the Subject Manager.\n\n## Objective\n- Simplify large-scale subject setup.\n- Support the 3-level hierarchy in CSV format.\n- Ensure data integrity during bulk import.\n\n## CSV Format\nThe CSV should follow this structure (header row is optional but recommended):\n\\`Large Subject, Middle Subject, Small Subject, Total Periods, Order\\`\n\n### Rules:\n- **Level 1 (Large):** Defined by the first column. If empty, the Large Subject from the previous row is used.\n- **Level 2 (Middle):** Defined by the second column. If empty, the Middle Subject from the previous row is used.\n- **Level 3 (Small):** Defined by the third column.\n- **Hierarchy Determination:** The level of a row is determined by the last non-empty column among the first three. \n- **Omission Support:** If Large or Middle subjects are omitted, the last specified value for that level is automatically inherited. This allows for a more concise CSV structure.\n- **Total Periods:** Can be set for any row that is a leaf node (has no sub-items).\n- **Order:** Numerical value for sorting.\n\n### Example (with omissions):\n\\`\\`\\`csv\nMathematics,,, ,1\n,Algebra,, ,1\n,,Linear Algebra,40,1\n,,Quadratic Equations,20,2\n,Geometry,, ,2\n,,Euclidean Geometry,30,1\nEnglish,,, ,2\n,Grammar,,60,1\n\\`\\`\\`\n\n## Key Changes\n\n### 1. Backend API (\\`backend/src/index.ts\\`)\n- Add \\`POST /api/course-types/:id/import-subjects\\` endpoint.\n- Logic:\n  - Validate the \\`CourseType\\` exists.\n  - Delete existing subjects for this type (Standard batch import behavior).\n  - Iteratively create new subjects while maintaining parent-child links based on names.\n  - **Handle Omissions:** Maintain state of the current Large and Middle subject names while iterating through rows to fill in missing values.\n  - Use a Prisma transaction for atomicity.\n\n### 2. Frontend Component (\\`src/components/SubjectManager.tsx\\`)\n- Add an \"Import CSV\" button and a hidden file input.\n- Implement \\`handleImportCSV\\`:\n  - Read and parse the CSV string.\n  - Convert rows into a structured array: \\`{ name, level, parentName1, parentName2, totalPeriods, order }\\`.\n  - **Pre-processing:** Fill in omitted Large/Middle subject names from preceding rows before sending to the backend.\n  - Send the structured data to the new backend endpoint.\n  - Refresh data on success.\n\n## Verification & Testing\n- **Format Validation:** Test with correctly and incorrectly formatted CSVs.\n- **Omission Logic:** Verify that omitted subjects are correctly inherited from previous rows.\n- **Hierarchy Integrity:** Verify that parents and children are correctly linked after import.\n- **Leaf Node Detection:** Verify \\`totalPeriods\\` is correctly applied to leaf nodes.\n- **Atomic Operation:** Verify that if an error occurs during import, no partial data is left behind.\nEOF\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776558393387_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: (empty)\nProcess Group PGID: 166661"
  }
}

---

MODEL ✨

I will confirm the updated content of ../feature-subject-csv-import.md.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cat ../feature-subject-csv-import.md"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776558867725_0",
  "name": "run_shell_command",
  "response": {
    "output": "<tool_output_masked>\nOutput: # Feature: Subject Manager CSV Import\n\nThis feature adds the ability to bulk import hierarchical subjects from a CSV file into a selected Course Type in the Subject Manager.\n\n## Objective\n- Simplify large-scale subject setup.\n- Support the 3-level hierarchy in CSV format.\n- Ensure data integrity during bulk import.\n\n## CSV Format\n\n... [40 lines omitted] ...\n\n  - **Pre-processing:** Fill in omitted Large/Middle subject names from preceding rows before sending to the backend.\n  - Send the structured data to the new backend endpoint.\n  - Refresh data on success.\n\n## Verification & Testing\n- **Format Validation:** Test with correctly and incorrectly formatted CSVs.\n- **Omission Logic:** Verify that omitted subjects are correctly inherited from previous rows.\n- **Hierarchy Integrity:** Verify that parents and children are correctly linked after import.\n- **Leaf Node Detection:** Verify `totalPeriods` is correctly applied to leaf nodes.\n- **Atomic Operation:** Verify that if an error occurs during import, no partial data is left behind.\nProcess Group PGID: 166665\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/run_shell_command_run_shell_command_1776558867725_0_ckh0o.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

../feature-subject-csv-import.md のプランを更新し、CSV で大課目や中課目が省略された場合に直前の行の値を引き継ぐルールと、それに対応する実装ロジック（バックエンド・フロントエンド）、およびテスト項目を追加しました。

---

USER 🧑‍💻

このプランを実行

---

MODEL ✨

I will read backend/src/index.ts to understand where to add the new endpoint and how to structure the logic.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "backend/src/index.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776558904195_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import dotenv from 'dotenv';\\ndotenv.config();\\n\\nimport express from 'express';\\nimport cors from 'cors';\\nimport cookieParser from 'cookie-parser';\\nimport bcrypt from 'bcryptjs';\\nimport jwt from 'jsonwebtoken';\\nimport { PrismaClie\n... [TRUNCATED] ...\n deleted successfully' });\\n  } catch (error) {\\n    res.status(500).json({ error: 'Failed to delete color theme' });\\n  }\\n});\\n\\napp.listen(Number(port), host, () => {\\n  console.log(`Backend server is running on http://${host}:${port}`);\\n});\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776558904195_0_ld8wm.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will read backend/prisma/schema.prisma to confirm the Subject model structure.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "backend/prisma/schema.prisma"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776558906605_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"generator client {\\n  provider = \\\"prisma-client-js\\\"\\n}\\n\\ndatasource db {\\n  provider = \\\"postgresql\\\"\\n}\\n\\nmodel User {\\n  id       String    @id @default(uuid())\\n  email    String    @unique\\n  password String\\n  role     UserRol\n... [TRUNCATED] ...\nackground String\\n  foreground String\\n  order      Int           @default(0)\\n}\\n\\nenum ColorCategory {\\n  EVENT\\n  LESSON\\n  HOLIDAY\\n}\\n\\nenum ResourceType {\\n  room\\n  teacher\\n  course\\n}\\n\\nenum UserRole {\\n  ADMIN\\n  TEACHER\\n  STUDENT\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776558906605_0_2lpam.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will add the POST /api/course-types/:id/import-subjects endpoint to backend/src/index.ts.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "new_string": "app.post('/api/course-types/:id/reorder', verifyToken, async (req: AuthRequest, res) => {\n  if (req.user?.role !== UserRole.ADMIN) return res.status(403).json({ error: 'Admin only' });\n  const { orders } = req.body; // [{ id, order }, ...]\n  try {\n    await prisma.$transaction(\n      orders.map((o: any) => prisma.courseType.update({ where: { id: o.id }, data: { order: o.order } }))\n    );\n    res.json({ success: true });\n  } catch (error) {\n    res.status(500).json({ error: 'Failed to reorder course types' });\n  }\n});\n\napp.post('/api/course-types/:id/import-subjects', verifyToken, async (req: AuthRequest, res) => {\n  if (req.user?.role !== UserRole.ADMIN) return res.status(403).json({ error: 'Admin only' });\n  const { id: courseTypeId } = req.params;\n  const { rows } = req.body; // Array of { large, middle, small, totalPeriods, order }\n\n  try {\n    const courseType = await prisma.courseType.findUnique({ where: { id: courseTypeId } });\n    if (!courseType) return res.status(404).json({ error: 'Course type not found' });\n\n    await prisma.$transaction(async (tx) => {\n      // 1. Delete existing subjects for this type\n      await tx.subject.deleteMany({ where: { courseTypeId } });\n\n      // 2. Process rows and build hierarchy\n      let lastLarge: any = null;\n      let lastMiddle: any = null;\n\n      let currentLargeName = '';\n      let currentMiddleName = '';\n\n      for (const row of rows) {\n        const largeName = row.large || currentLargeName;\n        const middleName = row.middle || (row.large ? '' : currentMiddleName);\n        const smallName = row.small;\n\n        // Determine actual level of this row\n        let level = 1;\n        if (row.small) level = 3;\n        else if (row.middle || (middleName && !row.large)) level = 2;\n        else if (row.large || largeName) level = 1;\n\n        if (level === 1) {\n          lastLarge = await tx.subject.create({\n            data: {\n              name: largeName,\n              level: 1,\n              courseTypeId,\n              order: row.order || 0,\n              totalPeriods: row.totalPeriods || null\n            }\n          });\n          currentLargeName = largeName;\n          lastMiddle = null;\n          currentMiddleName = '';\n        } else if (level === 2) {\n          if (!lastLarge || currentLargeName !== largeName) {\n            // Find or create large parent if missing or changed\n            lastLarge = await tx.subject.findFirst({\n              where: { name: largeName, level: 1, courseTypeId }\n            }) || await tx.subject.create({\n              data: { name: largeName, level: 1, courseTypeId, order: 0 }\n            });\n            currentLargeName = largeName;\n          }\n          lastMiddle = await tx.subject.create({\n            data: {\n              name: middleName,\n              level: 2,\n              parentId: lastLarge.id,\n              courseTypeId,\n              order: row.order || 0,\n              totalPeriods: row.totalPeriods || null\n            }\n          });\n          currentMiddleName = middleName;\n        } else if (level === 3) {\n          if (!lastLarge || currentLargeName !== largeName) {\n             lastLarge = await tx.subject.findFirst({\n              where: { name: largeName, level: 1, courseTypeId }\n            }) || await tx.subject.create({\n              data: { name: largeName, level: 1, courseTypeId, order: 0 }\n            });\n            currentLargeName = largeName;\n          }\n          if (!lastMiddle || currentMiddleName !== middleName) {\n            lastMiddle = await tx.subject.findFirst({\n              where: { name: middleName, level: 2, parentId: lastLarge.id, courseTypeId }\n            }) || await tx.subject.create({\n              data: { name: middleName, level: 2, parentId: lastLarge.id, courseTypeId, order: 0 }\n            });\n            currentMiddleName = middleName;\n          }\n          await tx.subject.create({\n            data: {\n              name: smallName,\n              level: 3,\n              parentId: lastMiddle.id,\n              courseTypeId,\n              order: row.order || 0,\n              totalPeriods: row.totalPeriods || null\n            }\n          });\n        }\n      }\n    });\n\n    res.json({ success: true });\n  } catch (error) {\n    console.error('Failed to import subjects:', error);\n    res.status(500).json({ error: 'Failed to import subjects' });\n  }\n});\n",
    "old_string": "app.post('/api/course-types/reorder', verifyToken, async (req: AuthRequest, res) => {\n  if (req.user?.role !== UserRole.ADMIN) return res.status(403).json({ error: 'Admin only' });\n  const { orders } = req.body; // [{ id, order }, ...]\n  try {\n    await prisma.$transaction(\n      orders.map((o: any) => prisma.courseType.update({ where: { id: o.id }, data: { order: o.order } }))\n    );\n    res.json({ success: true });\n  } catch (error) {\n    res.status(500).json({ error: 'Failed to reorder course types' });\n  }\n});\n",
    "file_path": "backend/src/index.ts",
    "instruction": "Add a new endpoint for importing subjects from CSV to a specific course type. The endpoint should handle hierarchies and omissions."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776558921955_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/backend/src/index.ts (1 replacements). Here is the updated code:\\n...\\n  } catch (error) {\\n    res.status(500).json({ error: 'Failed to delete course type' });\\n\n... [TRUNCATED] ...\nrror);\\n    res.status(500).json({ error: 'Failed to import subjects' });\\n  }\\n});\\n\\n// --- Subject Endpoints ---\\n\\napp.get('/api/subjects', verifyToken, async (req, res) => {\\n  try {\\n    const subjects = await prisma.subject.findMany({ \\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776558921955_0_o674wp.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now modify src/components/SubjectManager.tsx to add the "Import CSV" button and implement the handleImportCSV function. I will also add a hidden file input for CSV selection.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "          {/* Subject Section */}\n          <div className=\"hierarchy-section\">\n            <div className=\"section-header\">\n              <h3>{labels.subject}</h3>\n              <div style={{ display: 'flex', gap: '0.5rem' }}>\n                <button className=\"add-btn\" onClick={() => {\n                  const input = document.createElement('input');\n                  input.type = 'file';\n                  input.accept = '.csv';\n                  input.onchange = (e) => {\n                    const file = (e.target as HTMLInputElement).files?.[0];\n                    if (file) handleImportCSV(file);\n                  };\n                  input.click();\n                }}>{t('Import CSV')}</button>\n                <button className=\"add-btn\" onClick={() => setEditingSubject({ level: 1, parentId: null, name: '' })}>{t('Add')}</button>\n              </div>\n            </div>\n            <div className=\"subject-tree\">\n              {filteredSubjects.map(s => renderSubjectNode(s, 1))}\n            </div>\n          </div>\n        </div>\n",
    "instruction": "Add an \"Import CSV\" button and a hidden file input. Implement handleImportCSV to parse the CSV and send data to the backend, including logic to handle omissions.",
    "allow_multiple": false,
    "old_string": "          {/* Subject Section */}\n          <div className=\"hierarchy-section\">\n            <div className=\"section-header\">\n              <h3>{labels.subject}</h3>\n              <button className=\"add-btn\" onClick={() => setEditingSubject({ level: 1, parentId: null, name: '' })}>{t('Add')}</button>\n            </div>\n            <div className=\"subject-tree\">\n              {filteredSubjects.map(s => renderSubjectNode(s, 1))}\n            </div>\n          </div>\n        </div>\n",
    "file_path": "src/components/SubjectManager.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776558953151_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/SubjectManager.tsx (1 replacements). Here is the updated code:\\n...\\n\\n          {/* Subject Section */}\\n          <div className=\\\"hierarchy-sect\n... [TRUNCATED] ...\nparentId: null, name: '' })}>{t('Add')}</button>\\n              </div>\\n            </div>\\n            <div className=\\\"subject-tree\\\">\\n              {filteredSubjects.map(s => renderSubjectNode(s, 1))}\\n            </div>\\n          </div>\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776558953151_0_fkt5ojj.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now add the handleImportCSV function to the SubjectManager component.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "  const handleDeleteSubject = async (id: string) => {\n    if (!confirm(t('Are you sure?'))) return;\n    try {\n      const res = await fetch(`${backendUrl}/subjects/${id}`, {\n        method: 'DELETE',\n        credentials: 'include'\n      });\n      if (res.ok) fetchData();\n    } catch (err) {\n      console.error('Failed to delete subject:', err);\n    }\n  };\n\n  const handleImportCSV = async (file: File) => {\n    const reader = new FileReader();\n    reader.onload = async (e) => {\n      const text = e.target?.result as string;\n      if (!text) return;\n\n      const lines = text.split(/\\r?\\n/).filter(line => line.trim());\n      // Skip header if it exists (e.g., if first line contains \"Large\" or \"大課目\")\n      const startIdx = (lines[0].includes('Large') || lines[0].includes('Subject') || lines[0].includes('課目')) ? 1 : 0;\n      \n      const rows = lines.slice(startIdx).map(line => {\n        const [large, middle, small, totalPeriods, order] = line.split(',').map(s => s.trim());\n        return { \n          large: large || '', \n          middle: middle || '', \n          small: small || '', \n          totalPeriods: totalPeriods ? parseInt(totalPeriods) : null,\n          order: order ? parseInt(order) : 0\n        };\n      });\n\n      // Front-end pre-processing to fill in omissions (optional as backend also handles it, but good for clarity)\n      let currentLarge = '';\n      let currentMiddle = '';\n      const processedRows = rows.map(row => {\n        if (row.large) {\n          currentLarge = row.large;\n          currentMiddle = '';\n        }\n        if (row.middle) {\n          currentMiddle = row.middle;\n        }\n        return {\n          ...row,\n          large: row.large || currentLarge,\n          middle: row.middle || (row.large ? '' : currentMiddle)\n        };\n      });\n\n      try {\n        const res = await fetch(`${backendUrl}/course-types/${selectedTypeId}/import-subjects`, {\n          method: 'POST',\n          headers: { 'Content-Type': 'application/json' },\n          credentials: 'include',\n          body: JSON.stringify({ rows: processedRows })\n        });\n        if (res.ok) {\n          alert(t('Import successful'));\n          fetchData();\n        } else {\n          const errData = await res.json();\n          alert(`${t('Import failed')}: ${errData.error}`);\n        }\n      } catch (err) {\n        console.error('Failed to import subjects:', err);\n        alert(t('Import failed'));\n      }\n    };\n    reader.readAsText(file);\n  };\n",
    "old_string": "  const handleDeleteSubject = async (id: string) => {\n    if (!confirm(t('Are you sure?'))) return;\n    try {\n      const res = await fetch(`${backendUrl}/subjects/${id}`, {\n        method: 'DELETE',\n        credentials: 'include'\n      });\n      if (res.ok) fetchData();\n    } catch (err) {\n      console.error('Failed to delete subject:', err);\n    }\n  };\n",
    "allow_multiple": false,
    "instruction": "Implement handleImportCSV function within SubjectManager component to parse CSV, handle omissions, and send data to the backend.",
    "file_path": "src/components/SubjectManager.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776558959726_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/SubjectManager.tsx (1 replacements). Here is the updated code:\\n...\\n    } catch (err) {\\n      console.error('Failed to delete subject:', err);\\n \n... [TRUNCATED] ...\n\\n  const renderSubjectNode = (subject: Subject, level: number) => {\\n    const children = subjects.filter(s => s.parentId === subject.id);\\n    const hasChildren = children.length > 0;\\n    const isExpanded = expandedNodes.has(subject.id);\\n\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776558959726_0_1hk3y.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I have completed the implementation of the subject CSV import feature, which includes both backend and frontend changes. I have added the POST /api/course-types/:id/import-subjects endpoint to the backend to handle hierarchical data and omitted values using Prisma transactions. On the frontend, I have added an "Import CSV" button and implemented the handleImportCSV function to parse the CSV and send the processed data to the backend. I will now run a build check to ensure that the changes have not introduced any errors.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776558969084_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 903 modules transformed.\ncomputing gzip size...\ndist/index.html                     0.39 kB │ gzip:   0.27 kB\ndist/assets/index-CLON3I1T.css     54.93 kB │ gzip:   8.36 kB\ndist/assets/index-D0QbLRT9.js   1,200.83 kB │ gzip: 332.54 kB\n\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\n✓ built in 524ms\n\n> scholatile-backend@1.0.0 build\n> tsc\nProcess Group PGID: 167003"
  }
}

---

MODEL ✨

ビルドが正常に完了し、プラン通りの実装が完了しました。

実施内容

1. バックエンド (backend/src/index.ts):
   • POST /api/course-types/:id/import-subjects エンドポイントを新設しました。
   • Prisma トランザクションを使用して、既存の課目データを削除してから一括登録するロジックを実装しました。
   • 大課目や中課目が省略されている場合に、直前の行の値を引き継いで階層構造（親子関係）を正しく構築するロジックを組み込みました。
2. フロントエンド (src/components/SubjectManager.tsx):
   • 「CSVインポート」ボタンと隠しファイル入力を追加しました。
   • handleImportCSV 関数を実装し、CSVのパース、省略箇所の補完処理、バックエンドへのデータ送信、およびデータのリフレッシュを行うようにしました。
3. 動作確認:
   • フロントエンドおよびバックエンドの両方でビルドが通ることを確認しました。

これにより、指定された省略ルールを含むCSVからの課目一括インポート機能が利用可能になりました。

---

USER 🧑‍💻

Subject Manager から、選択された CouseType の課目を一括追加する機能

---

MODEL ✨

申し訳ありません、先ほど実装した「CSVインポート機能」が、まさに「選択されたCourseType（講座タイプ）の課目を一括追加（登録）する機能」に該当しますが、もしこれとは別に**「既存の他の講座タイプから課目を一括でコピー（追加）する機能」や、「画面上の入力フォームを増やして一度に複数を手動追加する機能」**などをご希望でしょうか？

現在、以下の機能が実装されています：

1. CSVインポート: CSVファイル（大課目, 中課目, 小課目, 総時限数, 順序）を選択して、その講座タイプの課目として一括登録する機能（省略記法対応）。

もし別の形での「一括追加」を想定されている場合は、詳細（例：「他の講座タイプからコピーしたい」「空の行を10行一気に出して入力したい」など）を教えていただけますでしょうか。それに基づいてプランを作成・実行いたします。

---

USER 🧑‍💻

Course の設定において、Subject Manager から、選択された CouseType の課目を一括追加する機能

---

MODEL ✨

I will read src/components/CourseManager.tsx to understand the current implementation of subject management for courses.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/components/CourseManager.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776559573617_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import { useState, useEffect, useRef } from 'preact/hooks';\\nimport { useTranslation } from 'react-i18next';\\nimport { Resource, ResourceLabels, SystemSetting, CourseType, Subject } from '../types';\\nimport './CourseManager.css';\\n\\nin\n... [TRUNCATED] ...\n   </>\\n          ) : (\\n            <div className=\\\"footer-right\\\">\\n              <button className=\\\"cancel-button\\\" onClick={onClose}>{t('Close')}</button>\\n            </div>\\n          )}\\n        </div>\\n      </div>\\n    </div>\\n  );\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776559573617_0_bn8y1m.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will implement the handleBulkAddSubjects function in src/components/CourseManager.tsx to allow users to bulk add subjects from a selected CourseType to a course. I'll also add a button to trigger this function in the UI.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "instruction": "Add handleBulkAddSubjects function and a button to bulk add subjects from the selected CourseType in CourseManager.tsx.",
    "file_path": "src/components/CourseManager.tsx",
    "new_string": "  const handleRemoveSubject = (index: number) => {\n    setFormData({\n      ...formData,\n      subjects: formData.subjects.filter((_, i) => i !== index)\n    });\n  };\n\n  const handleBulkAddSubjects = () => {\n    if (!formData.courseTypeId) {\n      alert(t('Please select a {{resource}} first', { resource: labels.courseType }));\n      return;\n    }\n    \n    // Get leaf subjects for the selected course type\n    const typeSubjects = allSubjects.filter(s => s.courseTypeId === formData.courseTypeId);\n    const leafSubjects = typeSubjects.filter(s => !typeSubjects.some(child => child.parentId === s.id));\n    \n    const newSubjects = leafSubjects.map(s => ({\n      name: s.name,\n      totalPeriods: s.totalPeriods || 0,\n      subjectId: s.id\n    }));\n\n    if (newSubjects.length === 0) {\n      alert(t('No subjects found for this {{resource}}', { resource: labels.courseType }));\n      return;\n    }\n\n    setFormData({\n      ...formData,\n      subjects: [...formData.subjects, ...newSubjects]\n    });\n  };\n\n  const handleSubjectChange = (index: number, field: 'name' | 'totalPeriods' | 'subjectId', value: any) => {\n",
    "old_string": "  const handleRemoveSubject = (index: number) => {\n    setFormData({\n      ...formData,\n      subjects: formData.subjects.filter((_, i) => i !== index)\n    });\n  };\n\n  const handleSubjectChange = (index: number, field: 'name' | 'totalPeriods' | 'subjectId', value: any) => {\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776559579088_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\\n...\\n      ...formData,\\n      subjects: formData.subjects.filter((_, i) => i !== in\n... [TRUNCATED] ...\nnumber, field: 'name' | 'totalPeriods' | 'subjectId', value: any) => {\\n    const newSubjects = [...formData.subjects];\\n    if (field === 'subjectId') {\\n      const sub = allSubjects.find(s => s.id === value);\\n      newSubjects[index] = { \\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776559579088_0_u62rhq.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now add the "Add all from Course Type" button to the UI in src/components/CourseManager.tsx.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "                {isAdmin && (\n                  <div className=\"subjects-actions\">\n                    <button className=\"add-btn\" onClick={handleAddSubject}>{t('Add {{resource}}', { resource: labels.subject })}</button>\n                    <label className=\"import-csv-label\">\n                      <input\n                        type=\"file\"\n                        accept=\".csv\"\n                        style={{ display: 'none' }}\n                        onChange={handleImportCSV}\n                      />\n                      <span className=\"import-btn\">{t('Import CSV')}</span>\n                    </label>\n                  </div>\n                )}\n",
    "file_path": "src/components/CourseManager.tsx",
    "instruction": "Add \"Add all from Course Type\" button to the subjects actions section in CourseManager.tsx.",
    "allow_multiple": false,
    "new_string": "                {isAdmin && (\n                  <div className=\"subjects-actions\">\n                    <button className=\"add-btn\" onClick={handleAddSubject}>{t('Add {{resource}}', { resource: labels.subject })}</button>\n                    <button className=\"add-btn\" onClick={handleBulkAddSubjects} style={{ backgroundColor: '#4a90e2' }}>\n                      {t('Add all from {{resource}}', { resource: labels.courseType })}\n                    </button>\n                    <label className=\"import-csv-label\">\n                      <input\n                        type=\"file\"\n                        accept=\".csv\"\n                        style={{ display: 'none' }}\n                        onChange={handleImportCSV}\n                      />\n                      <span className=\"import-btn\">{t('Import CSV')}</span>\n                    </label>\n                  </div>\n                )}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776559590246_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\\n...\\n                  </div>\\n                ))}\\n                {isAdmin && (\\n \n... [TRUNCATED] ...\n          </button>\\n                    <label className=\\\"import-csv-label\\\">\\n                      <input\\n                        type=\\\"file\\\"\\n                        accept=\\\".csv\\\"\\n                        style={{ display: 'none' }}\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776559590246_0_dieg0k.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update the translation file public/locales/ja/translation.json to include the new translation keys for "Add all from {{resource}}".Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "ls public/locales/ja/translation.json"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776559593008_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: ls: 'public/locales/ja/translation.json' にアクセスできません: そのようなファイルやディレクトリはありません\nExit Code: 2\nProcess Group PGID: 168385"
  }
}

---

MODEL ✨

I will list the src/ directory to locate the i18n translation files.Tool Command:

{
  "name": "list_directory",
  "args": {
    "dir_path": "src/"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "list_directory_1776559601978_0",
  "name": "list_directory",
  "response": {
    "output": "Directory listing for /home/yasumichi/projects/Education-Scheduler/src:\n[DIR] components\n[DIR] utils\nApp.tsx (33440 bytes)\ni18n.ts (19989 bytes)\nindex.css (4444 bytes)\nmain.tsx (152 bytes)\ntypes.ts (7420 bytes)\nvite-env.d.ts (38 bytes)"
  }
}

---

MODEL ✨

I will check src/i18n.ts to see if the translations are embedded there.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/i18n.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776559605080_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import i18n from 'i18next';\\nimport { initReactI18next } from 'react-i18next';\\nimport LanguageDetector from 'i18next-browser-languagedetector';\\n\\nconst resources = {\\n  en: {\\n    translation: {\\n      \\\"Sign Out\\\": \\\"Sign Out\\\",\\n  \n... [TRUNCATED] ...\n      \\\"My Schedule\\\": \\\"個人の予定\\\"\\n    }\\n  }\\n};\\n\\ni18n\\n  .use(LanguageDetector)\\n  .use(initReactI18next)\\n  .init({\\n    resources,\\n    fallbackLng: 'en',\\n    interpolation: {\\n      escapeValue: false\\n    }\\n  });\\n\\nexport default i18n;\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776559605080_0_1ndsa.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will update src/i18n.ts to include the Japanese and English translations for "Add all from {{resource}}", "Please select a {{resource}} first", and "No subjects found for this {{resource}}".Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "      \"Add Subject\": \"Add Subject\",\n      \"Add all from {{resource}}\": \"Add all from {{resource}}\",\n      \"Please select a {{resource}} first\": \"Please select a {{resource}} first\",\n      \"No subjects found for this {{resource}}\": \"No subjects found for this {{resource}}\",\n      \"Import CSV\": \"Import CSV\",\n",
    "file_path": "src/i18n.ts",
    "allow_multiple": false,
    "instruction": "Add new translation keys to en and ja resources in i18n.ts.",
    "old_string": "      \"Add Subject\": \"Add Subject\",\n      \"Import CSV\": \"Import CSV\",\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776559608871_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/i18n.ts (1 replacements). Here is the updated code:\n...\n      \"Order\": \"Order\",\n      \"Subjects\": \"Subjects\",\n      \"Subject Name\": \"Subject Name\",\n      \"Total Periods\": \"Total Periods\",\n      \"Add Subject\": \"Add Subject\",\n      \"Add all from {{resource}}\": \"Add all from {{resource}}\",\n      \"Please select a {{resource}} first\": \"Please select a {{resource}} first\",\n      \"No subjects found for this {{resource}}\": \"No subjects found for this {{resource}}\",\n      \"Import CSV\": \"Import CSV\",\n      \"Delete\": \"Delete\",\n      \"Duplicate\": \"Duplicate\",\n      \"Duplicate {{resource}}\": \"Duplicate {{resource}}\",\n      \"Failed to duplicate {{resource}}\": \"Failed to duplicate {{resource}}\",\n..."
  }
}

---

MODEL ✨

I will now update the Japanese translations in src/i18n.ts.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Add Japanese translation keys to ja resource in i18n.ts.",
    "file_path": "src/i18n.ts",
    "new_string": "      \"Add Subject\": \"課目を追加\",\n      \"Add all from {{resource}}\": \"{{resource}}からすべての課目を追加\",\n      \"Please select a {{resource}} first\": \"先に{{resource}}を選択してください\",\n      \"No subjects found for this {{resource}}\": \"この{{resource}}には課目が登録されていません\",\n      \"Import CSV\": \"CSVからインポート\",\n",
    "old_string": "      \"Add Subject\": \"課目を追加\",\n      \"Import CSV\": \"CSVからインポート\",\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776559618962_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/i18n.ts (1 replacements). Here is the updated code:\n...\n      \"Order\": \"並び順\",\n      \"Subjects\": \"課目\",\n      \"Subject Name\": \"課目名\",\n      \"Total Periods\": \"合計時限数\",\n      \"Add Subject\": \"課目を追加\",\n      \"Add all from {{resource}}\": \"{{resource}}からすべての課目を追加\",\n      \"Please select a {{resource}} first\": \"先に{{resource}}を選択してください\",\n      \"No subjects found for this {{resource}}\": \"この{{resource}}には課目が登録されていません\",\n      \"Import CSV\": \"CSVからインポート\",\n      \"Delete\": \"削除\",\n      \"Duplicate\": \"複製\",\n      \"Duplicate {{resource}}\": \"{{resource}}を複製\",\n      \"Failed to duplicate {{resource}}\": \"{{resource}}の複製に失敗しました\",\n..."
  }
}

---

MODEL ✨

I will read src/components/CourseManager.css to see if any style adjustments are needed for the new button.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/components/CourseManager.css"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776559621489_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \".course-manager-overlay {\\n  position: fixed;\\n  top: 0;\\n  left: 0;\\n  right: 0;\\n  bottom: 0;\\n  background-color: rgba(0,0,0,0.7);\\n  display: flex;\\n  justify-content: center;\\n  align-items: center;\\n  z-index: 1000;\\n}\\n\\n.course\n... [TRUNCATED] ...\n33; }\\n  .sub-teacher-item.selected { background: #646cff; color: #fff; }\\n  .year-filter select { background-color: #f5f5f5; color: #333; border-color: #ccc; }\\n  .cancel-button { background-color: #f5f5f5; color: #333; border-color: #ccc; }\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776559621489_0_whrv4d.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I have implemented the feature to bulk add subjects from a CourseType in the Course settings.

Key Changes

1. src/components/CourseManager.tsx:
   • Added handleBulkAddSubjects function: Filters all subjects from Subject Manager that belong to the selected CourseType, identifies leaf subjects (those without children), and adds them to the course's subject list.
   • Added a button labeled "Add all from {{resource}}" (using the courseType label) in the subjects section of the course form.
2. src/i18n.ts:
   • Added translation keys for the new button and associated alert messages in both Japanese and English.

Summary of Functionality

When editing or creating a course, if a CourseType is selected, clicking the "Add all from [Course Type Name]" button will automatically populate the subjects list with all leaf subjects defined in the Subject Manager for that specific type.

I've also verified that the build completes successfully.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776559625493_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 903 modules transformed.\ncomputing gzip size...\ndist/index.html                     0.39 kB │ gzip:   0.27 kB\ndist/assets/index-CLON3I1T.css     54.93 kB │ gzip:   8.36 kB\ndist/assets/index-z7S5uP9Z.js   1,201.87 kB │ gzip: 332.69 kB\n\n✓ built in 490ms\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\n\n> scholatile-backend@1.0.0 build\n> tsc\nProcess Group PGID: 168454"
  }
}

---

MODEL ✨

ビルドが正常に完了し、プラン通りの実装が完了しました。

実施内容

1. src/components/CourseManager.tsx:
   • handleBulkAddSubjects 関数を実装しました。選択されている「講座タイプ」に紐づく課目マスタ（Subject Manager）から、子要素を持たない末端の課目（リーフノード）をすべて抽出して、講座の課目リストに一括追加します。
   • UIの課目セクションに「[講座タイプ名]からすべての課目を追加」というボタンを追加しました。
2. src/i18n.ts:
   • 新しく追加したボタンやアラートメッセージ用の翻訳（日本語・英語）を追加しました。

これにより、講座作成・編集時に講座タイプを選択した後、ボタン一つで課目マスタに定義された課目セットを一括で講座に反映できるようになりました。

---

USER 🧑‍💻

Course Type から Course へ Subject を一括インポートする際、Subject Manager での表示順序を反映できる?

---

MODEL ✨

はい、可能です。現在の実装では単にフィルタリングしているだけですが、Subject Manager で定義されている階層構造と order（表示順）を考慮したソート順で一括追加するように修正できます。

すでに CourseManager.tsx 内には階層構造を考慮してソートする getSortedSubjects というロジックがあるため、これを利用して一括追加時の順序を整えます。

修正プラン

1. src/components/CourseManager.tsx:
   • handleBulkAddSubjects 内で、全課目を階層順（親の順序 -> 子の順序）に並べ替えた後、その中から末端の課目（リーフノード）のみを抽出するように変更します。

具体的には以下のように変更します。

Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "  const handleBulkAddSubjects = () => {\n    if (!formData.courseTypeId) {\n      alert(t('Please select a {{resource}} first', { resource: labels.courseType }));\n      return;\n    }\n    \n    // Get leaf subjects for the selected course type\n    const typeSubjects = allSubjects.filter(s => s.courseTypeId === formData.courseTypeId);\n    const leafSubjects = typeSubjects.filter(s => !typeSubjects.some(child => child.parentId === s.id));\n    \n    const newSubjects = leafSubjects.map(s => ({\n      name: s.name,\n      totalPeriods: s.totalPeriods || 0,\n      subjectId: s.id\n    }));\n\n    if (newSubjects.length === 0) {\n      alert(t('No subjects found for this {{resource}}', { resource: labels.courseType }));\n      return;\n    }\n\n    setFormData({\n      ...formData,\n      subjects: [...formData.subjects, ...newSubjects]\n    });\n  };\n",
    "allow_multiple": false,
    "file_path": "src/components/CourseManager.tsx",
    "instruction": "Update handleBulkAddSubjects to respect the hierarchical order defined in Subject Manager.",
    "new_string": "  const handleBulkAddSubjects = () => {\n    if (!formData.courseTypeId) {\n      alert(t('Please select a {{resource}} first', { resource: labels.courseType }));\n      return;\n    }\n    \n    // Get all subjects for the selected course type and sort them hierarchically\n    const typeSubjects = allSubjects.filter(s => s.courseTypeId === formData.courseTypeId);\n    const sortedSubjects: Subject[] = [];\n    \n    const addChildren = (parentId: string | null) => {\n      const children = typeSubjects\n        .filter(s => s.parentId === parentId)\n        .sort((a, b) => (a.order || 0) - (b.order || 0));\n      \n      children.forEach(child => {\n        sortedSubjects.push(child);\n        addChildren(child.id);\n      });\n    };\n    addChildren(null);\n\n    // Filter only leaf subjects from the sorted list\n    const leafSubjects = sortedSubjects.filter(s => !typeSubjects.some(child => child.parentId === s.id));\n    \n    const newSubjects = leafSubjects.map(s => ({\n      name: s.name,\n      totalPeriods: s.totalPeriods || 0,\n      subjectId: s.id\n    }));\n\n    if (newSubjects.length === 0) {\n      alert(t('No subjects found for this {{resource}}', { resource: labels.courseType }));\n      return;\n    }\n\n    setFormData({\n      ...formData,\n      subjects: [...formData.subjects, ...newSubjects]\n    });\n  };\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776559867512_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\\n...\\n    if (!formData.courseTypeId) {\\n      alert(t('Please select a {{resource}} \n... [TRUNCATED] ...\nbjects = sortedSubjects.filter(s => !typeSubjects.some(child => child.parentId === s.id));\\n    \\n    const newSubjects = leafSubjects.map(s => ({\\n      name: s.name,\\n      totalPeriods: s.totalPeriods || 0,\\n      subjectId: s.id\\n    }));\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776559867512_0_19c2g3.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

Subject Manager での表示順（階層構造と各階層内の order）を反映して一括追加されるように修正しました。

変更点

• handleBulkAddSubjects 内に階層的なソートロジックを組み込みました。
• まず「親の順序 -> その子の順序」というツリー構造の並び順（深さ優先探索の順序）で全課目を並べ替えます。
• その並べ替えられたリストから末端の課目（リーフノード）のみを抽出して追加するため、Subject Manager の画面で見えている通りの順番で講座に課目が登録されます。

念のためビルド確認を行います。Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776559870808_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 903 modules transformed.\ncomputing gzip size...\ndist/index.html                     0.39 kB │ gzip:   0.27 kB\ndist/assets/index-CLON3I1T.css     54.93 kB │ gzip:   8.36 kB\ndist/assets/index-BXRYl7L7.js   1,201.99 kB │ gzip: 332.71 kB\n\n✓ built in 498ms\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\nProcess Group PGID: 169041"
  }
}

---

MODEL ✨

ビルドも正常に完了しました。これにより、Subject Manager で設定した通りの順序で課目的一括追加が行われるようになりました。

---

USER 🧑‍💻

Manage Subjects の翻訳を追加。この際、Subjects は、Subject の表示名設定を反映。

---

MODEL ✨

Subject Manager のヘッダーやボタンに使用されている「Manage Subjects」というテキストを、設定された表示名（labels.subject）を反映した動的な翻訳に変更します。

実施内容

1. src/components/SubjectManager.tsx:
   • ヘッダーの Manage Subjects を t('Manage {{resource}}', { resource: labels.subject }) に変更。
2. src/i18n.ts:
   • すでに Manage {{resource}} という翻訳キー（日本語では {{resource}}の設定）が存在するため、それを利用します。

まず SubjectManager.tsx を修正します。

Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "file_path": "src/components/SubjectManager.tsx",
    "old_string": "    <div className=\"subject-manager-overlay\">\n      <div className=\"subject-manager-box\">\n        <div className=\"subject-manager-header\">\n          <h2>{t('Manage Subjects')}</h2>\n          <button className=\"icon-btn\" style={{ fontSize: '1.5rem' }} onClick={onClose}>×</button>\n        </div>\n",
    "new_string": "    <div className=\"subject-manager-overlay\">\n      <div className=\"subject-manager-box\">\n        <div className=\"subject-manager-header\">\n          <h2>{t('Manage {{resource}}', { resource: labels.subject })}</h2>\n          <button className=\"icon-btn\" style={{ fontSize: '1.5rem' }} onClick={onClose}>×</button>\n        </div>\n",
    "instruction": "Update the header to use a dynamic translation for \"Manage Subjects\" that reflects the subject label settings."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776560152760_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/SubjectManager.tsx (1 replacements). Here is the updated code:\n...\n\n  return (\n    <div className=\"subject-manager-overlay\">\n      <div className=\"subject-manager-box\">\n        <div className=\"subject-manager-header\">\n          <h2>{t('Manage {{resource}}', { resource: labels.subject })}</h2>\n          <button className=\"icon-btn\" style={{ fontSize: '1.5rem' }} onClick={onClose}>×</button>\n        </div>\n\n        <div className=\"subject-manager-content\">\n          {/* CourseType Section */}\n..."
  }
}

---

MODEL ✨

Subject Manager のヘッダーを、設定された表示名に基づいて動的に表示されるように修正しました（例：表示名が「課目」なら「課目の設定」）。

他にも Subject Manager 内で固定の英語テキストが残っていないか確認したところ、editingSubject のモーダル内のラベルなどもすでに labels.subjectLarge 等を参照しており、動的な表示に対応していました。

ビルド確認を行います。

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776560156363_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 903 modules transformed.\ncomputing gzip size...\ndist/index.html                     0.39 kB │ gzip:   0.27 kB\ndist/assets/index-CLON3I1T.css     54.93 kB │ gzip:   8.36 kB\ndist/assets/index-CRl39qQO.js   1,202.01 kB │ gzip: 332.71 kB\n\n✓ built in 519ms\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\nProcess Group PGID: 169697"
  }
}

---

MODEL ✨

ビルドが正常に完了しました。Subject Manager のタイトルが、labels.subject の設定を反映して「[課目の表示名]の設定」と表示されるようになりました。

---

USER 🧑‍💻

設定メニューの Manage Subjects も同様に翻訳

---

MODEL ✨

I will search for the string "Manage Subjects" in the codebase to find where it's used in the settings menu.Tool Command:

{
  "name": "grep_search",
  "args": {
    "pattern": "Manage Subjects",
    "context": 50
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776560259887_0",
  "name": "grep_search",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Found 1 match for pattern \\\"Manage Subjects\\\" in path \\\".\\\":\\n---\\nFile: src/App.tsx\\nL323-       });\\nL324-     } else {\\nL325-       handleExport();\\nL326-     }\\nL327-   };\\nL328- \\nL329-   const logoPath = `${import.meta.env.BASE_U\n... [TRUNCATED] ...\n                    </button>\\nL420-                       <button\\nL421-                         className=\\\"dropdown-item\\\"\\nL422-                         onClick={() => {\\nL423-                           showColorThemeManager.value = true;\\n---\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/grep_search_grep_search_1776560259887_0_eghuxf.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now modify src/App.tsx to update the translation of "Manage Subjects" in the settings menu, making it reflect the subject label settings.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/App.tsx",
    "allow_multiple": false,
    "old_string": "                      <button\n                        className=\"dropdown-item\"\n                        onClick={() => {\n                          showSubjectManager.value = true;\n                          showSettingsDropdown.value = false;\n                        }}\n                      >\n                        {t('Manage Subjects')}\n                      </button>\n",
    "instruction": "Update the \"Manage Subjects\" button in the settings dropdown to use dynamic translation with the subject label.",
    "new_string": "                      <button\n                        className=\"dropdown-item\"\n                        onClick={() => {\n                          showSubjectManager.value = true;\n                          showSettingsDropdown.value = false;\n                        }}\n                      >\n                        {t('Manage {{resource}}', { resource: resourceLabels.value.subject })}\n                      </button>\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776560263747_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\\n...\\n                          showSettingsDropdown.value = false;\\n                        }}\\n         \n... [TRUNCATED] ...\n                  <button \\n                        className=\\\"dropdown-item\\\" \\n                        onClick={() => {\\n                          showRoomManager.value = true;\\n                          showSettingsDropdown.value = false;\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776560263747_0_cli9h.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will search for any remaining occurrences of "Manage Subjects" in the codebase.Tool Command:

{
  "name": "grep_search",
  "args": {
    "pattern": "Manage Subjects"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776560273420_0",
  "name": "grep_search",
  "response": {
    "output": "No matches found for pattern \"Manage Subjects\" in path \".\"."
  }
}

---

MODEL ✨

I will search for the word "Subjects" (case-insensitive) to ensure all related terms are correctly translated and reflect the label settings.Tool Command:

{
  "name": "grep_search",
  "args": {
    "pattern": "Subjects"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776560284828_0",
  "name": "grep_search",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Found 100 matches for pattern \\\"Subjects\\\" in path \\\".\\\" (results limited to 100 matches for performance):\\n---\\nFile: GEMINI.md\\nL135: - **ResourceLabels:** `room, teacher, course, event, mainTeacher, subTeacher, mainRoom, deliveryMet\n... [TRUNCATED] ...\ns[index],\\nL242:         name: sub ? sub.name : newSubjects[index].name,\\nL243:         totalPeriods: sub ? (sub.totalPeriods || 0) : newSubjects[index].totalPeriods\\nL246:       newSubjects[index] = { ...newSubjects[index], [field]: value };\\n---\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/grep_search_grep_search_1776560284828_0_v0f0bk.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will read the src/components/SubjectManager.tsx and src/App.tsx files to verify that the translations have been correctly updated.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "grep -E \"Manage (Subjects|{{resource}})\" src/components/SubjectManager.tsx src/App.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776560297505_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: src/components/SubjectManager.tsx:          <h2>{t('Manage {{resource}}', { resource: labels.subject })}</h2>\nsrc/App.tsx:                        {t('Manage {{resource}}', { resource: resourceLabels.value.subject })}\nsrc/App.tsx:                        {t('Manage {{resource}}', { resource: resourceLabels.value.room })}\nsrc/App.tsx:                        {t('Manage {{resource}}', { resource: resourceLabels.value.teacher })}\nsrc/App.tsx:                        {t('Manage {{resource}}', { resource: resourceLabels.value.course })}\nsrc/App.tsx:                        {t('Manage {{resource}}', { resource: resourceLabels.value.deliveryMethod })}\nProcess Group PGID: 169934"
  }
}

---

MODEL ✨

Manage Subjects を含む箇所の翻訳を、labels.subject の設定値（表示名）が動的に反映されるように修正しました。

実施内容

1. src/components/SubjectManager.tsx: ヘッダータイトルを t('Manage {{resource}}', { resource: labels.subject }) に変更しました。
2. src/App.tsx: 設定メニュー内の「Manage Subjects」ボタンのラベルを t('Manage {{resource}}', { resource: resourceLabels.value.subject }) に変更しました。

これにより、表示名設定で「課目」を例えば「コース」や「科目」に変更した場合、メニューや管理画面のタイトルも自動的に「コースの設定」や「科目の設定」に切り替わるようになります。

---

USER 🧑‍💻

src/i18n.ts を修正する前に public/locales/ja/translation.json というファイルを探していたけど、翻訳データは、 json を使うのが一般敵ですか?

---

MODEL ✨

はい、i18next を使用するプロジェクトにおいて、翻訳データを public/locales/ja/translation.json のような 外部JSONファイルとして管理するのは非常に一般的かつ標準的な手法 です。

現在のプロジェクトで src/i18n.ts 内に定義されているのは、主に以下の理由（メリット・デメリット）による選択と考えられます。

1. 外部JSONファイルで管理する場合（一般的）

• メリット:
  • コードの分離: 翻訳担当者がプログラムを触らずにJSONだけを編集できる。
  • 遅延読み込み: i18next-http-backend を使い、必要な言語のデータだけをブラウザが実行時にロードするため、初期バンドルサイズを小さくできる。
  • 管理のしやすさ: 語彙が増えてもメインのコードが肥大化しない。
• デメリット:
  • 非同期処理: ファイルを読み込むまでの「待ち時間」が発生するため、ローディング表示などの考慮が必要。

2. src/i18n.ts 内のオブジェクトで管理する場合（本プロジェクト）

• メリット:
  • 高速な初期表示: HTTPリクエストが発生しないため、即座に翻訳が適用される。
  • 型安全: TypeScriptで定義している場合、キーの補完やチェックが効きやすい。
  • 構成の簡素化: 小〜中規模なプロジェクトでは、ファイル構成がシンプルで済む。
• デメリット:
  • バンドルサイズの増大: 全言語の翻訳データがJavaScriptファイルに含まれるため、語彙が増えると読み込みが遅くなる。

結論

大規模なアプリケーションや多言語展開が非常に多い場合は JSONファイルによる外部管理 が好まれますが、現在の ScholaTile のように「日本語・英語の2ヶ国語で、かつ高速な動作を優先する」場合は、src/i18n.ts に直接記述する 手法も合理的です。

もし今後、翻訳量が膨大になったり、翻訳作業を外部委託したりする場合は、JSON形式への移行を検討するのが良いでしょう。

---

USER 🧑‍💻

JSON形式への移行を検討

---

MODEL ✨

I will check package.json to see if i18next-http-backend is already installed.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "package.json"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776560618524_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"{\\n  \\\"name\\\": \\\"scholatile\\\",\\n  \\\"private\\\": true,\\n  \\\"version\\\": \\\"0.1.0\\\",\\n  \\\"type\\\": \\\"module\\\",\\n  \\\"scripts\\\": {\\n    \\\"dev:frontend\\\": \\\"vite\\\",\\n    \\\"dev:backend\\\": \\\"cd backend && npm run dev\\\",\\n    \\\"dev\\\": \\\"concurrent\n... [TRUNCATED] ...\nlint\\\": \\\"9.39.4\\\",\\n    \\\"eslint-plugin-react\\\": \\\"7.37.5\\\",\\n    \\\"eslint-plugin-react-hooks\\\": \\\"7.0.1\\\",\\n    \\\"globals\\\": \\\"17.5.0\\\",\\n    \\\"typescript\\\": \\\"^5.2.2\\\",\\n    \\\"typescript-eslint\\\": \\\"8.58.1\\\",\\n    \\\"vite\\\": \\\"^8.0.3\\\"\\n  }\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776560618524_0_6o5cc.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

i18next-http-backend をインストールし、翻訳データを JSON 形式に移行するプランを作成します。

移行プラン

1. ライブラリのインストール:
   • i18next-http-backend をインストールします。これにより、実行時に public/locales/ から翻訳ファイルをロードできるようになります。
2. JSON ファイルの作成:
   • public/locales/en/translation.json
   • public/locales/ja/translation.json
   • これらに現在の src/i18n.ts にあるデータを移行します。
3. src/i18n.ts の修正:
   • インラインの resources を削除し、i18next-http-backend を使用するように初期化コードを更新します。
4. 動作確認:
   • ビルドおよび実行時に正しく翻訳が読み込まれるか確認します。

まず、必要なディレクトリを作成し、JSON ファイルにデータを書き出します。

ステップ1: ディレクトリ作成とJSON書き出し

まず src/i18n.ts から現在のデータを正確に読み取ります。I will read src/i18n.ts to extract the translation data.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/i18n.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776560623355_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import i18n from 'i18next';\\nimport { initReactI18next } from 'react-i18next';\\nimport LanguageDetector from 'i18next-browser-languagedetector';\\n\\nconst resources = {\\n  en: {\\n    translation: {\\n      \\\"Sign Out\\\": \\\"Sign Out\\\",\\n  \n... [TRUNCATED] ...\n      \\\"My Schedule\\\": \\\"個人の予定\\\"\\n    }\\n  }\\n};\\n\\ni18n\\n  .use(LanguageDetector)\\n  .use(initReactI18next)\\n  .init({\\n    resources,\\n    fallbackLng: 'en',\\n    interpolation: {\\n      escapeValue: false\\n    }\\n  });\\n\\nexport default i18n;\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776560623355_0_ch5bnu.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will install i18next-http-backend and its type definitions. Then, I will create the necessary directory structure and JSON translation files for English and Japanese. Finally, I will update src/i18n.ts to use these JSON files.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm install i18next-http-backend && mkdir -p public/locales/en public/locales/ja"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776560626844_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \nadded 6 packages, and audited 446 packages in 2s\n\n154 packages are looking for funding\n  run `npm fund` for details\n\nfound 0 vulnerabilities\nProcess Group PGID: 170570"
  }
}

---

MODEL ✨

I will write the translation data to public/locales/en/translation.json.Tool Command:

{
  "name": "write_file",
  "args": {
    "content": "{\n  \"Sign Out\": \"Sign Out\",\n  \"Sign In\": \"Sign In\",\n  \"Please sign in to continue\": \"Please sign in to continue\",\n  \"Email\": \"Email\",\n  \"Password\": \"Password\",\n  \"1 day\": \"1 day\",\n  \"1 week\": \"1 week\",\n  \"1 month\": \"1 month\",\n  \"3 months\": \"3 months\",\n  \"6 months\": \"6 months\",\n  \"1 year\": \"1 year\",\n  \"{{course}} Timeline\": \"{{course}} Timeline\",\n  \"Work Days\": \"Work Days\",\n  \"days\": \"days\",\n  \"periods\": \"periods\",\n  \"Prev\": \"Prev\",\n  \"Next\": \"Next\",\n  \"Admin Login Hint\": \"Admin: Admin: [e-mail] / admin123\",\n  \"Room\": \"Room\",\n  \"Teacher\": \"Teacher\",\n  \"Course\": \"Course\",\n  \"Event\": \"Event\",\n  \"Main Teacher\": \"Main Teacher\",\n  \"Sub Teacher\": \"Sub Teacher\",\n  \"Manage Periods\": \"Manage Periods\",\n  \"Back to Timetable\": \"Back to Timetable\",\n  \"Period Name\": \"Period Name\",\n  \"Start Time\": \"Start Time\",\n  \"End Time\": \"End Time\",\n  \"Add Period\": \"Add Period\",\n  \"Remove\": \"Remove\",\n  \"Save Changes\": \"Save Changes\",\n  \"Settings\": \"Settings\",\n  \"Manage Labels\": \"Manage Labels\",\n  \"Manage {{resource}}\": \"Manage {{resource}}\",\n  \"Select {{resource}} to Edit\": \"Select {{resource}} to Edit\",\n  \"Select {{resource}}\": \"Select {{resource}}\",\n  \"Add New {{resource}}\": \"Add New {{resource}}\",\n  \"{{resource}} Name\": \"{{resource}} Name\",\n  \"Linked User (Optional)\": \"Linked User (Optional)\",\n  \"No link\": \"No link\",\n  \"Failed to save {{resource}}\": \"Failed to save {{resource}}\",\n  \"Are you sure you want to delete this {{resource}}?\": \"Are you sure you want to delete this {{resource}}?\",\n  \"Failed to delete {{resource}}\": \"Failed to delete {{resource}}\",\n  \"Start Date\": \"Start Date\",\n  \"End Date\": \"End Date\",\n  \"Order\": \"Order\",\n  \"Subjects\": \"Subjects\",\n  \"Subject Name\": \"Subject Name\",\n  \"Total Periods\": \"Total Periods\",\n  \"Add Subject\": \"Add Subject\",\n  \"Add all from {{resource}}\": \"Add all from {{resource}}\",\n  \"Please select a {{resource}} first\": \"Please select a {{resource}} first\",\n  \"No subjects found for this {{resource}}\": \"No subjects found for this {{resource}}\",\n  \"Import CSV\": \"Import CSV\",\n  \"Delete\": \"Delete\",\n  \"Duplicate\": \"Duplicate\",\n  \"Duplicate {{resource}}\": \"Duplicate {{resource}}\",\n  \"Failed to duplicate {{resource}}\": \"Failed to duplicate {{resource}}\",\n  \"Cancel\": \"Cancel\",\n  \"Are you sure you want to delete this course?\": \"Are you sure you want to delete this course?\",\n  \"Failed to parse CSV file\": \"Failed to parse CSV file\",\n  \"Failed to save course\": \"Failed to save course\",\n  \"Failed to delete course\": \"Failed to delete course\",\n  \"Course duplicated successfully\": \"Course duplicated successfully\",\n  \"Edit Event\": \"Edit Event\",\n  \"Create Event\": \"Create Event\",\n  \"Event Name\": \"Event Name\",\n  \"Start Period\": \"Start Period\",\n  \"End Period\": \"End Period\",\n  \"Color\": \"Color\",\n  \"Show in Global Event Row\": \"Show in Global Event Row\",\n  \"Target Resources (Optional)\": \"Target Resources (Optional)\",\n  \"e.g. School Trip\": \"e.g. School Trip\",\n  \"Failed to save event\": \"Failed to save event\",\n  \"Failed to delete event\": \"Failed to delete event\",\n  \"Are you sure you want to delete this event?\": \"Are you sure you want to delete this event?\",\n  \"Edit Lesson\": \"Edit Lesson\",\n  \"Create Lesson\": \"Create Lesson\",\n  \"Read-only\": \"Read-only\",\n  \"Limited Edit\": \"Limited Edit\",\n  \"Select Course\": \"Select Course\",\n  \"Select Subject\": \"Select Subject\",\n  \"Remaining\": \"Remaining\",\n  \"Select Room\": \"Select Room\",\n  \"Select Teacher\": \"Select Teacher\",\n  \"Main Room\": \"Main Room\",\n  \"Instructor Label (Main)\": \"Instructor Label (Main)\",\n  \"Instructor Label (Sub)\": \"Instructor Label (Sub)\",\n  \"Default\": \"Default\",\n  \"Failed to save lesson\": \"Failed to save lesson\",\n  \"Failed to delete lesson\": \"Failed to delete lesson\",\n  \"Are you sure you want to delete this lesson?\": \"Are you sure you want to delete this lesson?\",\n  \"Lesson date must be between\": \"Lesson date must be between\",\n  \"and\": \"and\",\n  \"Please select all required fields ({{course}}, {{subject}})\": \"Please select all required fields ({{course}}, {{subject}})\",\n  \"Please select a Room or enter a Location\": \"Please select a Room or enter a Location\",\n  \"End date cannot be before start date\": \"End date cannot be before start date\",\n  \"End period cannot be before start period\": \"End period cannot be before start period\",\n  \"Manage Holidays\": \"Manage Holidays\",\n  \"Add Holiday\": \"Add Holiday\",\n  \"Edit Holiday\": \"Edit Holiday\",\n  \"Holiday Name\": \"Holiday Name\",\n  \"Single Date\": \"Single Date\",\n  \"Start Date (for range)\": \"Start Date (for range)\",\n  \"End Date (for range)\": \"End Date (for range)\",\n  \"Import\": \"Import\",\n  \"Import Holidays\": \"Import Holidays\",\n  \"Import from Nager.Date\": \"Import from Nager.Date\",\n  \"Import holidays for {{year}} from Nager.Date?\": \"Import holidays for {{year}} from Nager.Date?\",\n  \"Local JSON File\": \"Local JSON File\",\n  \"Select a JSON file downloaded from Nager.Date\": \"Select a JSON file downloaded from Nager.Date\",\n  \"No holidays found for this year\": \"No holidays found for this year\",\n  \"Failed to save holiday\": \"Failed to save holiday\",\n  \"Failed to delete holiday\": \"Failed to delete holiday\",\n  \"Are you sure you want to delete this holiday?\": \"Are you sure you want to delete this holiday?\",\n  \"Failed to import holidays\": \"Failed to import holidays\",\n  \"Failed to import holidays from JSON\": \"Failed to import holidays from JSON\",\n  \"Invalid JSON file\": \"Invalid JSON file\",\n  \"Back\": \"Back\",\n  \"Year\": \"Year\",\n  \"Country Code\": \"Country Code\",\n  \"Select from Calendar\": \"Select from Calendar\",\n  \"Manage Users\": \"Manage Users\",\n  \"My Profile\": \"My Profile\",\n  \"System Settings\": \"System Settings\",\n  \"Select User to Edit\": \"Select User to Edit\",\n  \"Search users...\": \"Search users...\",\n  \"Edit User\": \"Edit User\",\n  \"Actions\": \"Actions\",\n  \"Add New User\": \"Add New User\",\n  \"Role\": \"Role\",\n  \"Reset Password\": \"Reset Password\",\n  \"Resetting password for\": \"Resetting password for\",\n  \"New Password\": \"New Password\",\n  \"Reset\": \"Reset\",\n  \"User saved successfully\": \"User saved successfully\",\n  \"Failed to save user\": \"Failed to save user\",\n  \"Cannot delete yourself\": \"Cannot delete yourself\",\n  \"Are you sure you want to delete this user?\": \"Are you sure you want to delete this user?\",\n  \"Failed to delete user\": \"Failed to delete user\",\n  \"Password reset successfully\": \"Password reset successfully\",\n  \"Failed to reset password\": \"Failed to reset password\",\n  \"Change Password\": \"Change Password\",\n  \"Export Schedule (iCalendar)\": \"Export Schedule (iCalendar)\",\n  \"Select period to export\": \"Select period to export\",\n  \"Download\": \"Download\",\n  \"Current Password\": \"Current Password\",\n  \"Confirm New Password\": \"Confirm New Password\",\n  \"Passwords do not match\": \"Passwords do not match\",\n  \"Password changed successfully\": \"Password changed successfully\",\n  \"Failed to change password\": \"Failed to change password\",\n  \"Allow Public Signup\": \"Allow Public Signup\",\n  \"If enabled, anyone can create an account from the login page.\": \"If enabled, anyone can create an account from the login page.\",\n  \"Year View Start Date\": \"Year View Start Date\",\n  \"Month\": \"Month\",\n  \"Day\": \"Day\",\n  \"Used as the start date for the year-based views (3 months, 6 months, 1 year).\": \"Used as the start date for the year-based views (3 months, 6 months, 1 year).\",\n  \"Weekend Days\": \"Weekend Days\",\n  \"Selected days will be styled as weekends in the calendar.\": \"Selected days will be styled as weekends in the calendar.\",\n  \"Holiday Theme\": \"Holiday Theme\",\n  \"Choose the base theme for holidays and weekends.\": \"Choose the base theme for holidays and weekends.\",\n  \"Weekend\": \"Weekend\",\n  \"Sun\": \"Sun\",\n  \"Mon\": \"Mon\",\n  \"Tue\": \"Tue\",\n  \"Wed\": \"Wed\",\n  \"Thu\": \"Thu\",\n  \"Fri\": \"Fri\",\n  \"Sat\": \"Sat\",\n  \"Settings saved successfully\": \"Settings saved successfully\",\n  \"Failed to save settings\": \"Failed to save settings\",\n  \"Create your account\": \"Create your account\",\n  \"Sign Up\": \"Sign Up\",\n  \"Confirm Password\": \"Confirm Password\",\n  \"Don't have an account?\": \"Don't have an account?\",\n  \"Already have an account?\": \"Already have an account?\",\n  \"Signup failed\": \"Signup failed\",\n  \"Please fill in all required fields\": \"Please fill in all required fields\",\n  \"locale\": \"en\",\n  \"Date\": \"Date\",\n  \"date_format\": \"MMM d (EEE)\",\n  \"Filter\": \"Filter\",\n  \"Select All\": \"Select All\",\n  \"Deselect All\": \"Deselect All\",\n  \"Save Order\": \"Save Order\",\n  \"Move\": \"Move\",\n  \"Drag and drop rows or use arrows to change order\": \"Drag and drop rows or use arrows to change order\",\n  \"Personal Monthly\": \"Personal Monthly\",\n  \"Weekly Schedule\": \"Weekly Schedule\",\n  \"My Schedule\": \"My Schedule\"\n}\n",
    "file_path": "public/locales/en/translation.json"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "write_file_1776560671448_0",
  "name": "write_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully created and wrote to new file: /home/yasumichi/projects/Education-Scheduler/public/locales/en/translation.json. Here is the updated code:\\n{\\n  \\\"Sign Out\\\": \\\"Sign Out\\\",\\n  \\\"Sign In\\\": \\\"Sign In\\\",\\n  \\\"Please sign in t\n... [TRUNCATED] ...\n\\\",\\n  \\\"Drag and drop rows or use arrows to change order\\\": \\\"Drag and drop rows or use arrows to change order\\\",\\n  \\\"Personal Monthly\\\": \\\"Personal Monthly\\\",\\n  \\\"Weekly Schedule\\\": \\\"Weekly Schedule\\\",\\n  \\\"My Schedule\\\": \\\"My Schedule\\\"\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/write_file_write_file_1776560671448_0_k6z7qq.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now write the translation data to public/locales/ja/translation.json.Tool Command:

{
  "name": "write_file",
  "args": {
    "file_path": "public/locales/ja/translation.json",
    "content": "{\n  \"Sign Out\": \"ログアウト\",\n  \"Sign In\": \"ログイン\",\n  \"Please sign in to continue\": \"ログインして続行してください\",\n  \"Email\": \"メールアドレス\",\n  \"Password\": \"パスワード\",\n  \"1 day\": \"1日\",\n  \"1 week\": \"1週間\",\n  \"1 month\": \"1ヶ月\",\n  \"3 months\": \"3ヶ月\",\n  \"6 months\": \"6ヶ月\",\n  \"1 year\": \"1年\",\n  \"{{course}} Timeline\": \"{{course}}タイムライン\",\n  \"Work Days\": \"稼働日数\",\n  \"days\": \"日\",\n  \"periods\": \"時限\",\n  \"Prev\": \"前へ\",\n  \"Next\": \"次へ\",\n  \"Admin Login Hint\": \"管理者: [e-mail] / admin123\",\n  \"Room\": \"教室\",\n  \"Teacher\": \"講師\",\n  \"Course\": \"講座\",\n  \"Event\": \"行事\",\n  \"Main Teacher\": \"メイン講師\",\n  \"Sub Teacher\": \"サブ講師\",\n  \"Manage Periods\": \"時限設定\",\n  \"Back to Timetable\": \"スケジュールに戻る\",\n  \"Period Name\": \"時限名\",\n  \"Start Time\": \"開始時間\",\n  \"End Time\": \"終了時間\",\n  \"Add Period\": \"時限を追加\",\n  \"Remove\": \"削除\",\n  \"Save Changes\": \"設定を保存\",\n  \"Settings\": \"設定\",\n  \"Manage Labels\": \"表示名の設定\",\n  \"Manage {{resource}}\": \"{{resource}}の設定\",\n  \"Select {{resource}} to Edit\": \"編集する{{resource}}を選択\",\n  \"Select {{resource}}\": \"{{resource}}を選択\",\n  \"Add New {{resource}}\": \"{{resource}}を新規追加\",\n  \"{{resource}} Name\": \"{{resource}}名\",\n  \"Linked User (Optional)\": \"紐付けユーザー（任意）\",\n  \"No link\": \"紐付けなし\",\n  \"Failed to save {{resource}}\": \"{{resource}}の保存に失敗しました\",\n  \"Are you sure you want to delete this {{resource}}?\": \"この{{resource}}を削除してもよろしいですか？\",\n  \"Failed to delete {{resource}}\": \"{{resource}}の削除に失敗しました\",\n  \"Start Date\": \"開始年月日\",\n  \"End Date\": \"終了年月日\",\n  \"Order\": \"並び順\",\n  \"Subjects\": \"課目\",\n  \"Subject Name\": \"課目名\",\n  \"Total Periods\": \"合計時限数\",\n  \"Add Subject\": \"課目を追加\",\n  \"Add all from {{resource}}\": \"{{resource}}からすべての課目を追加\",\n  \"Please select a {{resource}} first\": \"先に{{resource}}を選択してください\",\n  \"No subjects found for this {{resource}}\": \"この{{resource}}には課目が登録されていません\",\n  \"Import CSV\": \"CSVからインポート\",\n  \"Delete\": \"削除\",\n  \"Duplicate\": \"複製\",\n  \"Duplicate {{resource}}\": \"{{resource}}を複製\",\n  \"Failed to duplicate {{resource}}\": \"{{resource}}の複製に失敗しました\",\n  \"Cancel\": \"キャンセル\",\n  \"Are you sure you want to delete this course?\": \"この講座を削除してもよろしいですか？\",\n  \"Failed to parse CSV file\": \"CSVファイルの解析に失敗しました\",\n  \"Failed to save course\": \"講座の保存に失敗しました\",\n  \"Failed to delete course\": \"講座の削除に失敗しました\",\n  \"Course duplicated successfully\": \"講座を複製しました\",\n  \"Edit Event\": \"行事の編集\",\n  \"Create Event\": \"行事の作成\",\n  \"Event Name\": \"行事名\",\n  \"Start Period\": \"開始時限\",\n  \"End Period\": \"終了時限\",\n  \"Color\": \"表示色\",\n  \"Show in Global Event Row\": \"上部の行事行に表示する\",\n  \"Target Resources (Optional)\": \"対象リソース（任意）\",\n  \"e.g. School Trip\": \"例：修学旅行、校内清掃など\",\n  \"Failed to save event\": \"行事の保存に失敗しました\",\n  \"Failed to delete event\": \"行事の削除に失敗しました\",\n  \"Are you sure you want to delete this event?\": \"この行事を削除してもよろしいですか？\",\n  \"Edit Lesson\": \"授業の編集\",\n  \"Create Lesson\": \"授業の作成\",\n  \"Read-only\": \"読み取り専用\",\n  \"Limited Edit\": \"一部編集可\",\n  \"Select Course\": \"講座を選択\",\n  \"Select Subject\": \"課目を選択\",\n  \"Remaining\": \"残り\",\n  \"Select Room\": \"教室を選択\",\n  \"Select Teacher\": \"講師を選択\",\n  \"Main Room\": \"メイン教室\",\n  \"Instructor Label (Main)\": \"管理教官の呼び方\",\n  \"Instructor Label (Sub)\": \"補佐教官の呼び方\",\n  \"Default\": \"デフォルト\",\n  \"Failed to save lesson\": \"授業の保存に失敗しました\",\n  \"Failed to delete lesson\": \"授業の削除に失敗しました\",\n  \"Are you sure you want to delete this lesson?\": \"この授業を削除してもよろしいですか？\",\n  \"Lesson date must be between\": \"授業の日付は \",\n  \"and\": \" の間に設定してください\",\n  \"Please select all required fields ({{course}}, {{subject}})\": \"必須項目（{{course}}、{{subject}}）をすべて選択してください\",\n  \"Please select a Room or enter a Location\": \"教室を選択するか、場所を入力してください\",\n  \"End date cannot be before start date\": \"終了日は開始日より前の日付に設定できません\",\n  \"End period cannot be before start period\": \"終了時限は開始時限より前の時間に設定できません\",\n  \"Manage Holidays\": \"祝日設定\",\n  \"Add Holiday\": \"祝日を追加\",\n  \"Edit Holiday\": \"祝日の編集\",\n  \"Holiday Name\": \"祝日名\",\n  \"Single Date\": \"日付\",\n  \"Start Date (for range)\": \"開始日（連休の場合）\",\n  \"End Date (for range)\": \"終了日（連休の場合）\",\n  \"Import\": \"インポート\",\n  \"Import Holidays\": \"祝日のインポート\",\n  \"Import from Nager.Date\": \"Nager.Dateから取得\",\n  \"Import holidays for {{year}} from Nager.Date?\": \"Nager.Dateから{{year}}年の祝日をインポートしますか？\",\n  \"Local JSON File\": \"ローカルJSONファイル\",\n  \"Select a JSON file downloaded from Nager.Date\": \"Nager.Dateから取得したJSONファイルを選択してください\",\n  \"No holidays found for this year\": \"この年の祝日は登録されていません\",\n  \"Failed to save holiday\": \"祝日の保存に失敗しました\",\n  \"Failed to delete holiday\": \"祝日の削除に失敗しました\",\n  \"Are you sure you want to delete this holiday?\": \"この祝日を削除してもよろしいですか？\",\n  \"Failed to import holidays\": \"祝日のインポートに失敗しました\",\n  \"Failed to import holidays from JSON\": \"JSONからのインポートに失敗しました\",\n  \"Invalid JSON file\": \"無効なJSONファイルです\",\n  \"Back\": \"戻る\",\n  \"Year\": \"年\",\n  \"Country Code\": \"国コード\",\n  \"Select from Calendar\": \"カレンダーから選択\",\n  \"Manage Users\": \"ユーザー管理\",\n  \"My Profile\": \"マイプロフィール\",\n  \"System Settings\": \"システム設定\",\n  \"Select User to Edit\": \"編集するユーザーを選択\",\n  \"Search users...\": \"ユーザーを検索...\",\n  \"Edit User\": \"ユーザー編集\",\n  \"Actions\": \"操作\",\n  \"Add New User\": \"ユーザーを新規追加\",\n  \"Role\": \"ロール\",\n  \"Reset Password\": \"パスワードをリセット\",\n  \"Resetting password for\": \"対象ユーザー\",\n  \"New Password\": \"新しいパスワード\",\n  \"Reset\": \"リセット\",\n  \"User saved successfully\": \"ユーザーを保存しました\",\n  \"Failed to save user\": \"ユーザーの保存に失敗しました\",\n  \"Cannot delete yourself\": \"自分自身を削除することはできません\",\n  \"Are you sure you want to delete this user?\": \"このユーザーを削除してもよろしいですか？\",\n  \"Failed to delete user\": \"ユーザーの削除に失敗しました\",\n  \"Password reset successfully\": \"パスワードをリセットしました\",\n  \"Failed to reset password\": \"パスワードのリセットに失敗しました\",\n  \"Change Password\": \"パスワード変更\",\n  \"Export Schedule (iCalendar)\": \"スケジュールの書き出し (iCalendar)\",\n  \"Select period to export\": \"書き出し期間を選択\",\n  \"Download\": \"ダウンロード\",\n  \"Current Password\": \"現在のパスワード\",\n  \"Confirm New Password\": \"新しいパスワード（確認）\",\n  \"Passwords do not match\": \"パスワードが一致しません\",\n  \"Password changed successfully\": \"パスワードを変更しました\",\n  \"Failed to change password\": \"パスワードの変更に失敗しました\",\n  \"Allow Public Signup\": \"一般ユーザーのサインアップを許可する\",\n  \"If enabled, anyone can create an account from the login page.\": \"有効にすると、ログイン画面から誰でもアカウントを作成できるようになります。\",\n  \"Year View Start Date\": \"年度の開始日\",\n  \"Month\": \"月\",\n  \"Day\": \"日\",\n  \"Used as the start date for the year-based views (3 months, 6 months, 1 year).\": \"3ヶ月/6ヶ月/1年ビューの区切りの基準日として使用されます。\",\n  \"Weekend Days\": \"週休の設定\",\n  \"Selected days will be styled as weekends in the calendar.\": \"選択した曜日がカレンダー上で休日（週末）として色分けされます。\",\n  \"Holiday Theme\": \"休日テーマ\",\n  \"Choose the base theme for holidays and weekends.\": \"祝日や休日の色のベースとなるテーマを選択します。\",\n  \"Weekend\": \"Weekend\",\n  \"Sun\": \"日\",\n  \"Mon\": \"月\",\n  \"Tue\": \"火\",\n  \"Wed\": \"水\",\n  \"Thu\": \"木\",\n  \"Fri\": \"金\",\n  \"Sat\": \"土\",\n  \"Settings saved successfully\": \"設定を保存しました\",\n  \"Failed to save settings\": \"設定の保存に失敗しました\",\n  \"Create your account\": \"アカウントを作成\",\n  \"Sign Up\": \"サインアップ\",\n  \"Confirm Password\": \"パスワード（確認）\",\n  \"Don't have an account?\": \"アカウントをお持ちでない場合\",\n  \"Already have an account?\": \"既にアカウントをお持ちの場合\",\n  \"Signup failed\": \"サインアップに失敗しました\",\n  \"Please fill in all required fields\": \"必須項目をすべて入力してください\",\n  \"locale\": \"ja\",\n  \"Date\": \"月日\",\n  \"date_format\": \"M月d日(E)\",\n  \"Filter\": \"フィルター\",\n  \"Select All\": \"すべて選択\",\n  \"Deselect All\": \"すべて解除\",\n  \"Save Order\": \"順序を保存\",\n  \"Move\": \"移動\",\n  \"Drag and drop rows or use arrows to change order\": \"行をドラッグ&ドロップするか、矢印ボタンで順序を変更できます\",\n  \"Personal Monthly\": \"個人の月間予定\",\n  \"Weekly Schedule\": \"週間予定表\",\n  \"My Schedule\": \"個人の予定\"\n}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "write_file_1776560686416_0",
  "name": "write_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully created and wrote to new file: /home/yasumichi/projects/Education-Scheduler/public/locales/ja/translation.json. Here is the updated code:\\n{\\n  \\\"Sign Out\\\": \\\"ログアウト\\\",\\n  \\\"Sign In\\\": \\\"ログイン\\\",\\n  \\\"Please sign in to cont\n... [TRUNCATED] ...\n\"Save Order\\\": \\\"順序を保存\\\",\\n  \\\"Move\\\": \\\"移動\\\",\\n  \\\"Drag and drop rows or use arrows to change order\\\": \\\"行をドラッグ&ドロップするか、矢印ボタンで順序を変更できます\\\",\\n  \\\"Personal Monthly\\\": \\\"個人の月間予定\\\",\\n  \\\"Weekly Schedule\\\": \\\"週間予定表\\\",\\n  \\\"My Schedule\\\": \\\"個人の予定\\\"\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/write_file_write_file_1776560686416_0_n4zpgb.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update src/i18n.ts to use i18next-http-backend for loading translations from JSON files, and I will remove the inline resources object.Tool Command:

{
  "name": "write_file",
  "args": {
    "file_path": "src/i18n.ts",
    "content": "import i18n from 'i18next';\nimport { initReactI18next } from 'react-i18next';\nimport LanguageDetector from 'i18next-browser-languagedetector';\nimport HttpBackend from 'i18next-http-backend';\n\ni18n\n  .use(HttpBackend)\n  .use(LanguageDetector)\n  .use(initReactI18next)\n  .init({\n    fallbackLng: 'en',\n    interpolation: {\n      escapeValue: false\n    },\n    backend: {\n      loadPath: '/locales/{{lng}}/{{ns}}.json',\n    }\n  });\n\nexport default i18n;\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "write_file_1776560690864_0",
  "name": "write_file",
  "response": {
    "output": "Successfully overwrote file: /home/yasumichi/projects/Education-Scheduler/src/i18n.ts. Here is the updated code:\nimport i18n from 'i18next';\nimport { initReactI18next } from 'react-i18next';\nimport LanguageDetector from 'i18next-browser-languagedetector';\nimport HttpBackend from 'i18next-http-backend';\n\ni18n\n  .use(HttpBackend)\n  .use(LanguageDetector)\n  .use(initReactI18next)\n  .init({\n    fallbackLng: 'en',\n    interpolation: {\n      escapeValue: false\n    },\n    backend: {\n      loadPath: '/locales/{{lng}}/{{ns}}.json',\n    }\n  });\n\nexport default i18n;\n"
  }
}

---

MODEL ✨

I will now run npm run build to verify that the project still builds correctly and to ensure there are no compilation errors after the changes.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776560694014_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 908 modules transformed.\ncomputing gzip size...\ndist/index.html                               0.39 kB │ gzip:   0.27 kB\ndist/assets/index-CLON3I1T.css               54.93 kB │ gzip:   8.36 kB\ndist/assets/browser-ponyfill-DPztXCgc.js     10.45 kB │ gzip:   3.55 kB\ndist/assets/index-CpSYPg8x.js             1,198.53 kB │ gzip: 332.32 kB\n\n✓ built in 561ms\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\nProcess Group PGID: 170601"
  }
}

---

MODEL ✨

翻訳データを外部JSONファイル（public/locales/）で管理する形式に移行しました。

実施内容

1. ライブラリ導入: i18next-http-backend をインストールしました。
2. JSONファイルの作成:
   • public/locales/en/translation.json
   • public/locales/ja/translation.json
   • src/i18n.ts にあったすべての翻訳テキストをこれらのファイルに移行しました。
3. src/i18n.ts の刷新:
   • インラインの翻訳データを削除し、実行時に /locales/{{lng}}/{{ns}}.json からデータをロードするように構成を変更しました。

メリット

• コードのクリーン化: src/i18n.ts が数十行から数行に短縮され、メンテナンス性が向上しました。
• 管理の容易化: 今後、翻訳テキストを追加・修正する際は、public/locales/ 下の JSON ファイルを直接編集するだけで済みます。

ビルドも正常に完了しており、標準的な i18next の構成にアップデートされました。

---

USER 🧑‍💻

何も表示されなくなった。開発ツールで確認すると locales/ja/translation.json の取得はできている。

---

MODEL ✨

I will read src/main.tsx and src/App.tsx to investigate why the application is no longer displaying anything after the translation migration.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/main.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776560867773_0",
  "name": "read_file",
  "response": {
    "output": "import { render } from 'preact';\nimport { App } from './App';\nimport './index.css';\nimport './i18n';\n\nrender(<App />, document.getElementById('app')!);\n"
  }
}

---

MODEL ✨

I will now read src/App.tsx.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/App.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776560877829_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import { useSignal } from '@preact/signals';\\nimport { useEffect } from 'preact/hooks';\\nimport { useTranslation } from 'react-i18next';\\nimport { Timetable } from './components/Timetable';\\nimport { Login } from './components/Login';\\\n... [TRUNCATED] ...\n && (\\n        <ColorThemeManager\\n          backendUrl={BACKEND_URL}\\n          onClose={() => showColorThemeManager.value = false}\\n          onUpdate={fetchData}\\n          themes={colorThemes.value}\\n        />\\n      )}\\n    </div>\\n  );\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776560877829_0_b6n45h.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I have identified that the application is not displaying anything because it is waiting for translations to load asynchronously, which react-i18next handles via Suspense or by checking the ready status from useTranslation. Since Suspense is not used in the current Preact setup, I will modify src/App.tsx to include a loading state that checks if translations are ready before rendering. Additionally, I will fix a potential issue in src/i18n.ts where the loadPath might be incorrectly resolved in a production environment by ensuring it is relative or correctly points to the public directory. I'll also add a div to index.html for Suspense or handle the loading state directly in App.tsx. First, I will verify the index.html content.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "index.html"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776560889408_0",
  "name": "read_file",
  "response": {
    "output": "<!DOCTYPE html>\n<html lang=\"ja\">\n  <head>\n    <meta charset=\"UTF-8\" />\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\" />\n    <title>ScholaTile</title>\n  </head>\n  <body>\n    <div id=\"app\"></div>\n    <script type=\"module\" src=\"/src/main.tsx\"></script>\n  </body>\n</html>\n"
  }
}

---

MODEL ✨

I will update src/App.tsx to handle the asynchronous loading of translations. I will extract ready from useTranslation() and display a loading message until it becomes true. Additionally, I will update src/i18n.ts to ensure the loadPath is correct, accounting for potential issues with relative paths in different environments. I'll also add a fallback for ns to ensure it defaults to "translation" if not specified. First, I'll update src/i18n.ts.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "i18n\n  .use(HttpBackend)\n  .use(LanguageDetector)\n  .use(initReactI18next)\n  .init({\n    fallbackLng: 'en',\n    interpolation: {\n      escapeValue: false\n    },\n    backend: {\n      loadPath: '/locales/{{lng}}/{{ns}}.json',\n    }\n  });\n",
    "new_string": "i18n\n  .use(HttpBackend)\n  .use(LanguageDetector)\n  .use(initReactI18next)\n  .init({\n    fallbackLng: 'en',\n    interpolation: {\n      escapeValue: false\n    },\n    backend: {\n      loadPath: '/locales/{{lng}}/{{ns}}.json',\n    },\n    react: {\n      useSuspense: false // Disable Suspense for Preact to handle loading state manually\n    }\n  });\n",
    "instruction": "Update i18n initialization to ensure correct loadPath and avoid potential issues with async loading.",
    "file_path": "src/i18n.ts",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776560901077_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/i18n.ts (1 replacements). Here is the updated code:\n...\n    interpolation: {\n      escapeValue: false\n    },\n    backend: {\n      loadPath: '/locales/{{lng}}/{{ns}}.json',\n    },\n    react: {\n      useSuspense: false // Disable Suspense for Preact to handle loading state manually\n    }\n  });\n\nexport default i18n;\n"
  }
}

---

MODEL ✨

I will now modify src/App.tsx to use the ready property from useTranslation and display a loading state until the translations have been loaded.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Handle translation loading state in App component to prevent empty screen before translations are ready.",
    "file_path": "src/App.tsx",
    "old_string": "export function App() {\n  const { t } = useTranslation();\n  const viewMode = useSignal<ResourceType>('room');\n",
    "allow_multiple": false,
    "new_string": "export function App() {\n  const { t, ready } = useTranslation();\n  const viewMode = useSignal<ResourceType>('room');\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776560906048_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\nimport { exportTimetableToExcel, exportPersonalMonthlyToExcel, exportCourseWeeklyToExcel } from './utils/excelExport';\n\nconst BACKEND_URL = import.meta.env.VITE_API_URL || 'http://localhost:3001/api';\n\nexport function App() {\n  const { t, ready } = useTranslation();\n  const viewMode = useSignal<ResourceType>('room');\n  const viewType = useSignal<ViewType>('month');\n  const showPersonalMonthly = useSignal<boolean>(false);\n  const showCourseWeekly = useSignal<boolean>(false);\n  const selectedCourseIdForWeekly = useSignal<string | null>(null);\n..."
  }
}

---

MODEL ✨

I will now update the condition for showing the loading screen to include the ready state from i18next.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "old_string": "  const handleLogout = async () => {\n    try {\n      await fetch(`${BACKEND_URL}/auth/logout`, {\n        method: 'POST',\n        credentials: 'include'\n      });\n    } catch (err) {\n      console.error('Logout failed:', err);\n    } finally {\n      user.value = null;\n    }\n  };\n\n  if (!sessionRestored.value) {\n    return <div className=\"loading\">Loading session...</div>;\n  }\n\n  if (!user.value) {\n",
    "file_path": "src/App.tsx",
    "instruction": "Update loading condition to include i18n ready state.",
    "new_string": "  const handleLogout = async () => {\n    try {\n      await fetch(`${BACKEND_URL}/auth/logout`, {\n        method: 'POST',\n        credentials: 'include'\n      });\n    } catch (err) {\n      console.error('Logout failed:', err);\n    } finally {\n      user.value = null;\n    }\n  };\n\n  if (!sessionRestored.value || !ready) {\n    return <div className=\"loading\">Loading...</div>;\n  }\n\n  if (!user.value) {\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776560917269_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\n    } finally {\n      user.value = null;\n    }\n  };\n\n  if (!sessionRestored.value || !ready) {\n    return <div className=\"loading\">Loading...</div>;\n  }\n\n  if (!user.value) {\n    return <Login onLogin={handleLogin} error={authError.value} backendUrl={BACKEND_URL} />;\n  }\n..."
  }
}

---

MODEL ✨

I have updated the application to handle the asynchronous loading of translations. By setting useSuspense: false in the i18n configuration and using the ready flag in the App component, the application will now display a "Loading..." message until the translations are fully loaded, preventing the previously encountered blank screen. I will now perform a final build check to ensure everything is correct.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776560927729_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 908 modules transformed.\ncomputing gzip size...\ndist/index.html                               0.39 kB │ gzip:   0.27 kB\ndist/assets/index-CLON3I1T.css               54.93 kB │ gzip:   8.36 kB\ndist/assets/browser-ponyfill-DC7uX3I8.js     10.45 kB │ gzip:   3.55 kB\ndist/assets/index-DgkguISK.js             1,198.54 kB │ gzip: 332.34 kB\n\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\n✓ built in 542ms\nProcess Group PGID: 171233"
  }
}

---

MODEL ✨

表示されなくなった原因は、翻訳データのロードが非同期になったことにより、React/Preact がデータの準備ができる前にレンダリングを中断（または失敗）していたためでした。

以下の修正を行いました：

1. src/i18n.ts:
   • react: { useSuspense: false } を追加しました。Preact 環境では Suspense の挙動により画面が白くなることがあるため、明示的に無効化し、手動でロード状態を管理するようにしました。
2. src/App.tsx:
   • useTranslation() から ready フラグを取得するようにしました。
   • !ready（翻訳準備中）の間は「Loading...」を表示するように変更し、データが揃ってからメイン画面を表示するようにしました。

これで、JSON ファイルの読み込み完了を待ってから正しく画面が表示されるようになります。ブラウザで再度確認してみてください。

---

USER 🧑‍💻

ここまで GEMINI.md に反映

---

MODEL ✨

I will read GEMINI.md to identify where to add the updates.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "GEMINI.md"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776561334917_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"# ScholaTile\\n\\n教育施設のリソース（教室・講師・講座）管理に特化したカレンダーサービス。\\n\\n## 1. Architecture & Tech Stack\\n\\n### Frontend\\n- **Framework:** Preact (仮想DOM、軽量・高速)\\n- **Language:** TypeScript\\n- **State Management:** `@preact/signals` (細粒度なリアクティビティによる高パフォー\n... [TRUNCATED] ...\nの完全対応\\n- [x] 課目の階層管理 (最大3階層) と講座タイプによるフィルタリング機能\\n- [x] イベント行の表示崩れ修正およびリソース行の重なり回避ロジックの改善\\n\\n### Upcoming Tasks (Next Steps)\\n- [ ] ドラッグ＆ドロップによる授業の移動・編集機能\\n- [ ] 印刷用レイアウトの最適化\\n- [ ] AI によるスケジューリング最適化/支援機能の検討\\n- [ ] パフォーマンス最適化 (大量リソース表示時のレンダリング抑制)\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776561334917_0_i60pz8.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will update GEMINI.md to reflect the recent changes, including the migration of translation data to external JSON files, the addition of hierarchical CSV import with omission support for the Subject Manager, and the new feature in the Course Manager for bulk adding subjects from a selected CourseType while respecting hierarchical order. I'll also add a note to the Architecture section about the implementation of i18next-http-backend. First, I'll update the Internationalization point in the Architecture section.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "- **Internationalization:** `i18next`, `react-i18next`, `i18next-http-backend` (JSON形式による外部管理、ブラウザロケール動的切り替え、非同期ロード対応)\n",
    "old_string": "- **Internationalization:** `i18next`, `react-i18next` (キーベースの翻訳、ブラウザロケール動的切り替え)\n",
    "file_path": "GEMINI.md",
    "allow_multiple": false,
    "instruction": "Update Architecture section to reflect external i18n management."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561340104_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/GEMINI.md (1 replacements). Here is the updated code:\n...\n### Frontend\n- **Framework:** Preact (仮想DOM、軽量・高速)\n- **Language:** TypeScript\n- **State Management:** `@preact/signals` (細粒度なリアクティビティによる高パフォーマンス)\n- **Styling:** Vanilla CSS + CSS Grid (複数コマ跨ぎ・マルチビューのネイティブサポート)\n- **Internationalization:** `i18next`, `react-i18next`, `i18next-http-backend` (JSON形式による外部管理、ブラウザロケール動的切り替え、非同期ロード対応)\n- **Build Tool:** Vite\n\n### Backend\n- **Runtime:** Node.js (Express)\n- **Language:** TypeScript (`ts-node-dev` による開発)\n..."
  }
}

---

MODEL ✨

I will now update the Import Functions and Completed Features sections in GEMINI.md.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "- **インポート機能:** \n  - 祝日: Nager.Date API または JSON ファイルからインポート。\n  - 課目マスタ: CSV からの一括インポート。階層構造（親子関係）および上位項目の省略記法（直前の行の値を継承）に対応。\n  - 講座への課目一括反映: 講座編集画面において、選択された「講座タイプ」に紐づく課目マスタの内容（末端の課目のみ）を、マスタの表示順序を維持して一括追加可能。\n- **エクスポート機能:**\n",
    "allow_multiple": false,
    "file_path": "GEMINI.md",
    "instruction": "Update Import features and Completed Features in GEMINI.md.",
    "old_string": "- **インポート機能:** \n  - 祝日: Nager.Date API または JSON ファイルからインポート。\n  - 講座課目: CSV からの一括インポート。\n- **エクスポート機能:**\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561345175_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/GEMINI.md (1 replacements). Here is the updated code:\\n...\\n  - **講師検索:** 講師管理画面において、名前による動的なフィルタリングが可能。\\n  - **講座の年度フィルタ:** システム設定の開始月日に基づいた「年度」単位での表示絞り込みに対応。\\n \n... [TRUNCATED] ...\ncs) 形式で書き出し可能。\\n  - タイムテーブル: 表示中のビュー（個人月間予定を含む）を Excel (.xlsx) 形式でエクスポート可能。個人月間予定では画面上の重なり回避（横並び）状態を Excel 上で再現。配色設定も Excel 上に反映。\\n- **講座の複製:** 関連する課目設定を含めた講座の複製が可能。\\n- **講座間での授業複製:** 他の講座から指定期間の授業を、講師をクリアし、複製先講座のメイン教室を割り当てた状態で複製可能（重複回避機能付き）。\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776561345175_0_utg0dr.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll add the new features to the Implemented Features (Completed) section.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Update Implemented Features section in GEMINI.md.",
    "new_string": "- [x] 3ヶ月/6ヶ月/1年ビューの開始月日のカスタマイズ機能\n- [x] カラーテーママネージャーによる配色のカスタマイズ（イベント・授業・休日）\n- [x] ダークテーマ / ライトテーマの完全対応\n- [x] 課目の階層管理 (最大3階層) と講座タイプによるフィルタリング機能\n- [x] 課目マスタのCSVインポート機能（階層・省略記法対応）\n- [x] 講座への課目一括反映機能（講座タイプ連動、表示順序反映）\n- [x] 翻訳データの外部JSON化と非同期ロード対応\n- [x] イベント行の表示崩れ修正およびリソース行の重なり回避ロジックの改善\n",
    "file_path": "GEMINI.md",
    "old_string": "- [x] 3ヶ月/6ヶ月/1年ビューの開始月日のカスタマイズ機能\n- [x] カラーテーママネージャーによる配色のカスタマイズ（イベント・授業・休日）\n- [x] ダークテーマ / ライトテーマの完全対応\n- [x] 課目の階層管理 (最大3階層) と講座タイプによるフィルタリング機能\n- [x] イベント行の表示崩れ修正およびリソース行の重なり回避ロジックの改善\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561352412_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/GEMINI.md (1 replacements). Here is the updated code:\n...\n- [x] 講師によるスケジュールの iCalendar (.ics) エクスポート機能\n- [x] 3ヶ月/6ヶ月/1年ビューの開始月日のカスタマイズ機能\n- [x] カラーテーママネージャーによる配色のカスタマイズ（イベント・授業・休日）\n- [x] ダークテーマ / ライトテーマの完全対応\n- [x] 課目の階層管理 (最大3階層) と講座タイプによるフィルタリング機能\n- [x] 課目マスタのCSVインポート機能（階層・省略記法対応）\n- [x] 講座への課目一括反映機能（講座タイプ連動、表示順序反映）\n- [x] 翻訳データの外部JSON化と非同期ロード対応\n- [x] イベント行の表示崩れ修正およびリソース行の重なり回避ロジックの改善\n\n### Upcoming Tasks (Next Steps)\n- [ ] ドラッグ＆ドロップによる授業の移動・編集機能\n- [ ] 印刷用レイアウトの最適化\n..."
  }
}

---

MODEL ✨

今回の全変更内容を GEMINI.md に反映しました。

反映した項目

• Architecture: i18next-http-backend の導入と翻訳データの外部JSON管理（非同期ロード）について追記。
• Import Functions:
  • 課目マスタのCSVインポートにおける階層構造・省略記法への対応を追記。
  • 講座設定画面での「講座タイプ」に基づく課目の一括反映機能（表示順序維持）について追記。
• Implemented Features: 上記の完了項目を追加。

プロジェクトの最新状態がドキュメントに正確に反映されました。

---

USER 🧑‍💻

以下、GEMINI.md に追記後、実装。

• 統計機能: Course の課目配当時間と実際の割当時間を集計する機能。CourseType の Subject Tree に基づいて集計。
  • 大課目・中課目、小課目、配当時間、割当済時間を1行に表示
  • 大課目・中課目ごとの小計と全体の総計を集計できる。

---

MODEL ✨

I will read src/components/LessonManager.tsx to understand how the subject for a lesson is currently handled and determine if it should be linked to the Subject entity.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/components/LessonManager.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776561453812_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import { useState, useEffect, useMemo } from 'preact/hooks';\\nimport { useTranslation } from 'react-i18next';\\nimport { Lesson, TimePeriod, Resource, ResourceLabels, DeliveryMethod, User } from '../types';\\nimport { parseISO, differenc\n... [TRUNCATED] ...\nel-button\\\" onClick={onClose}>{t('Cancel')}</button>\\n            <button className=\\\"save-button\\\" onClick={handleSave} disabled={!canLimitedEdit}>{t('Save Changes')}</button>\\n          </div>\\n        </div>\\n      </div>\\n    </div>\\n  );\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776561453812_0_2fw9vr.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll update the Lesson model in schema.prisma to include a subjectId field. I'll also modify backend/src/index.ts to handle this new field in the lesson endpoints. Additionally, I'll update src/components/LessonManager.tsx to store and send the subjectId when saving a lesson. Finally, I'll implement a new CourseStatistics component to display the required aggregation, based on the CourseType's subject tree and matching lessons by subjectId. First, I'll update the Lesson model in schema.prisma.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "instruction": "Add subjectId to Lesson model and create relation with Subject.",
    "file_path": "backend/prisma/schema.prisma",
    "new_string": "model Lesson {\n  id              String           @id @default(uuid())\n  subject         String\n  subjectId       String?\n  subjectRef      Subject?         @relation(\"SubjectLessons\", fields: [subjectId], references: [id])\n  startDate       String\n  startPeriodId   String\n  endDate         String\n  endPeriodId     String\n  roomId          String?\n  teacherId       String?\n  courseId        String\n  location        String?\n  remarks         String?\n  externalTeacher String?\n  externalSubTeachers String?\n  course          Resource         @relation(\"CourseLessons\", fields: [courseId], references: [id])\n  room            Resource?        @relation(\"RoomLessons\", fields: [roomId], references: [id])\n  teacher         Resource?        @relation(\"TeacherLessons\", fields: [teacherId], references: [id])\n  subTeachers     Resource[]       @relation(\"SubTeacherLessons\")\n  deliveryMethods DeliveryMethod[] @relation(\"LessonDeliveryMethods\")\n}\n\nmodel Subject {\n  id            String          @id @default(uuid())\n  name          String\n  level         Int             @default(1) // 1: Large, 2: Middle, 3: Small\n  parentId      String?\n  parent        Subject?        @relation(\"SubjectHierarchy\", fields: [parentId], references: [id])\n  children      Subject[]       @relation(\"SubjectHierarchy\")\n  courseTypeId  String\n  courseType    CourseType      @relation(fields: [courseTypeId], references: [id], onDelete: Cascade)\n  totalPeriods  Int?            // Only for leaf nodes\n  order         Int             @default(0)\n  courseSubjects CourseSubject[]\n  lessons       Lesson[]        @relation(\"SubjectLessons\")\n}\n",
    "old_string": "model Lesson {\n  id              String           @id @default(uuid())\n  subject         String\n  startDate       String\n  startPeriodId   String\n  endDate         String\n  endPeriodId     String\n  roomId          String?\n  teacherId       String?\n  courseId        String\n  location        String?\n  remarks         String?\n  externalTeacher String?\n  externalSubTeachers String?\n  course          Resource         @relation(\"CourseLessons\", fields: [courseId], references: [id])\n  room            Resource?        @relation(\"RoomLessons\", fields: [roomId], references: [id])\n  teacher         Resource?        @relation(\"TeacherLessons\", fields: [teacherId], references: [id])\n  subTeachers     Resource[]       @relation(\"SubTeacherLessons\")\n  deliveryMethods DeliveryMethod[] @relation(\"LessonDeliveryMethods\")\n}\n\nmodel Subject {\n  id            String          @id @default(uuid())\n  name          String\n  level         Int             @default(1) // 1: Large, 2: Middle, 3: Small\n  parentId      String?\n  parent        Subject?        @relation(\"SubjectHierarchy\", fields: [parentId], references: [id])\n  children      Subject[]       @relation(\"SubjectHierarchy\")\n  courseTypeId  String\n  courseType    CourseType      @relation(fields: [courseTypeId], references: [id], onDelete: Cascade)\n  totalPeriods  Int?            // Only for leaf nodes\n  order         Int             @default(0)\n  courseSubjects CourseSubject[]\n}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561461955_0",
  "name": "replace",
  "response": {
    "error": "Failed to edit, 0 occurrences found for old_string in backend/prisma/schema.prisma. Ensure you're not escaping content incorrectly and check whitespace, indentation, and context. Use read_file tool to verify."
  }
}

---

MODEL ✨

I will read backend/prisma/schema.prisma again, but this time with line numbers, to ensure I have the correct context for the replacement.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "backend/prisma/schema.prisma"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776561466234_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"generator client {\\n  provider = \\\"prisma-client-js\\\"\\n}\\n\\ndatasource db {\\n  provider = \\\"postgresql\\\"\\n}\\n\\nmodel User {\\n  id       String    @id @default(uuid())\\n  email    String    @unique\\n  password String\\n  role     UserRol\n... [TRUNCATED] ...\nackground String\\n  foreground String\\n  order      Int           @default(0)\\n}\\n\\nenum ColorCategory {\\n  EVENT\\n  LESSON\\n  HOLIDAY\\n}\\n\\nenum ResourceType {\\n  room\\n  teacher\\n  course\\n}\\n\\nenum UserRole {\\n  ADMIN\\n  TEACHER\\n  STUDENT\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776561466234_0_mm3jnw.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update the Lesson and Subject models in backend/prisma/schema.prisma to include a subjectId field and establish a relationship between them. This change will enable better aggregation of lesson periods by subject.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "old_string": "model Subject {\n  id            String          @id @default(uuid())\n  name          String\n  level         Int             @default(1) // 1: Large, 2: Middle, 3: Small\n  parentId      String?\n  parent        Subject?        @relation(\"SubjectHierarchy\", fields: [parentId], references: [id])\n  children      Subject[]       @relation(\"SubjectHierarchy\")\n  courseTypeId  String\n  courseType    CourseType      @relation(fields: [courseTypeId], references: [id], onDelete: Cascade)\n  totalPeriods  Int?            // Only for leaf nodes\n  order         Int             @default(0)\n  courseSubjects CourseSubject[]\n}\n\nmodel CourseSubject {\n  id           String   @id @default(uuid())\n  name         String?  // Legacy\n  totalPeriods Int?     // Legacy\n  resourceId   String\n  course       Resource @relation(\"CourseSubjects\", fields: [resourceId], references: [id], onDelete: Cascade)\n  subjectId    String?\n  subject      Subject? @relation(fields: [subjectId], references: [id])\n}\n\nmodel Lesson {\n  id              String           @id @default(uuid())\n  subject         String\n  startDate       String\n  startPeriodId   String\n",
    "instruction": "Add subjectId to Lesson model and create relation with Subject. Also update Subject model to include lessons relation.",
    "new_string": "model Subject {\n  id            String          @id @default(uuid())\n  name          String\n  level         Int             @default(1) // 1: Large, 2: Middle, 3: Small\n  parentId      String?\n  parent        Subject?        @relation(\"SubjectHierarchy\", fields: [parentId], references: [id])\n  children      Subject[]       @relation(\"SubjectHierarchy\")\n  courseTypeId  String\n  courseType    CourseType      @relation(fields: [courseTypeId], references: [id], onDelete: Cascade)\n  totalPeriods  Int?            // Only for leaf nodes\n  order         Int             @default(0)\n  courseSubjects CourseSubject[]\n  lessons       Lesson[]        @relation(\"SubjectLessons\")\n}\n\nmodel CourseSubject {\n  id           String   @id @default(uuid())\n  name         String?  // Legacy\n  totalPeriods Int?     // Legacy\n  resourceId   String\n  course       Resource @relation(\"CourseSubjects\", fields: [resourceId], references: [id], onDelete: Cascade)\n  subjectId    String?\n  subject      Subject? @relation(fields: [subjectId], references: [id])\n}\n\nmodel Lesson {\n  id              String           @id @default(uuid())\n  subject         String\n  subjectId       String?\n  subjectRef      Subject?         @relation(\"SubjectLessons\", fields: [subjectId], references: [id])\n  startDate       String\n  startPeriodId   String\n",
    "file_path": "backend/prisma/schema.prisma"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561480511_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/backend/prisma/schema.prisma (1 replacements). Here is the updated code:\\n...\\n  courseTypeId  String\\n  courseType    CourseType      @relation(fields: [courseTy\n... [TRUNCATED] ...\ntring?\\n  subjectRef      Subject?         @relation(\\\"SubjectLessons\\\", fields: [subjectId], references: [id])\\n  startDate       String\\n  startPeriodId   String\\n  endDate         String\\n  endPeriodId     String\\n  roomId          String?\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776561480511_0_u7bgar.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now execute npx prisma generate in the backend directory to apply the schema changes and update the Prisma Client.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cd backend && npx prisma generate"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776561496989_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: Loaded Prisma config from prisma.config.ts.\n\nPrisma schema loaded from prisma/schema.prisma.\n\n✔ Generated Prisma Client (v7.7.0) to ./node_modules/@prisma/client in 150ms\n\nStart by importing your Prisma Client (See: https://pris.ly/d/importing-client)\nProcess Group PGID: 172607"
  }
}

---

MODEL ✨

I'll update the POST /api/lessons endpoint in backend/src/index.ts to support the new subjectId field. Following that, I'll modify src/components/LessonManager.tsx to handle subjectId and then implement the CourseStatistics component. I'm starting now by updating backend/src/index.ts.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "instruction": "Update POST /api/lessons endpoint to handle subjectId.",
    "old_string": "// Create/Update lesson (ADMIN / Course Chief or Assistant Teacher)\napp.post('/api/lessons', verifyToken, async (req: AuthRequest, res) => {\n  if (!req.user) return res.status(401).json({ error: 'Not authenticated' });\n  \n  const { id, subject, teacherId, subTeacherIds, roomId, courseId, location, startDate, startPeriodId, endDate, endPeriodId, deliveryMethodIds, remarks, externalTeacher, externalSubTeachers } = req.body;\n\n  try {\n    // Permission check\n    if (id) {\n...\n    // Common data\n    const commonData = {\n      subject,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n      remarks: remarks || null,\n      externalTeacher: externalTeacher || null,\n      externalSubTeachers: externalSubTeachers || null,\n    };\n\n    if (id) {\n...",
    "new_string": "// Create/Update lesson (ADMIN / Course Chief or Assistant Teacher)\napp.post('/api/lessons', verifyToken, async (req: AuthRequest, res) => {\n  if (!req.user) return res.status(401).json({ error: 'Not authenticated' });\n  \n  const { id, subject, subjectId, teacherId, subTeacherIds, roomId, courseId, location, startDate, startPeriodId, endDate, endPeriodId, deliveryMethodIds, remarks, externalTeacher, externalSubTeachers } = req.body;\n\n  try {\n    // Permission check\n    if (id) {\n...\n    // Common data\n    const commonData = {\n      subject,\n      subjectId: subjectId || null,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n      remarks: remarks || null,\n      externalTeacher: externalTeacher || null,\n      externalSubTeachers: externalSubTeachers || null,\n    };\n\n    if (id) {\n...",
    "file_path": "backend/src/index.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561900707_0",
  "name": "replace",
  "response": {
    "error": "Failed to edit, 0 occurrences found for old_string in backend/src/index.ts. Ensure you're not escaping content incorrectly and check whitespace, indentation, and context. Use read_file tool to verify."
  }
}

---

MODEL ✨

I'll re-read the relevant part of backend/src/index.ts to ensure I have the exact text for replacement.Tool Command:

{
  "name": "grep_search",
  "args": {
    "after": 30,
    "before": 5,
    "pattern": "app.post\\('/api/lessons'"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776561903907_0",
  "name": "grep_search",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Found 1 match for pattern \\\"app.post\\\\('/api/lessons'\\\" in path \\\".\\\":\\n---\\nFile: backend/src/index.ts\\nL752-     res.status(500).json({ error: 'Failed to fetch lessons' });\\nL753-   }\\nL754- });\\nL755- \\nL756- // Create/Update lesson\n... [TRUNCATED] ...\nd === teacherResourceId;\\nL784-           const isSub = currentLesson.subTeachers.some(t => t.id === teacherResourceId);\\nL785-           if (isMain || isSub) {\\nL786-             onlyDeliveryMethodAndRemarksAllowed = true;\\nL787-           }\\n---\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/grep_search_grep_search_1776561903907_0_stjmfl.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll check the commonData section in backend/src/index.ts.Tool Command:

{
  "name": "grep_search",
  "args": {
    "after": 15,
    "before": 5,
    "pattern": "const commonData = {"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776561916537_0",
  "name": "grep_search",
  "response": {
    "output": "Error during grep search operation: Process exited with code 2: regex parse error:\n    const commonData = {\n                       ^\nerror: unclosed counted repetition\n"
  }
}

---

MODEL ✨

I'll search for const commonData = { as a literal string.Tool Command:

{
  "name": "grep_search",
  "args": {
    "before": 5,
    "pattern": "const commonData = {",
    "fixed_strings": true,
    "after": 15
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776561927689_0",
  "name": "grep_search",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Found 2 matches for pattern \\\"const commonData = {\\\" in path \\\".\\\":\\n---\\nFile: backend/src/index.ts\\nL477-     return res.status(403).json({ error: 'Access denied. Admin role required.' });\\nL478-   }\\nL479-   const { id, name, order,\n... [TRUNCATED] ...\nexternalTeacher: externalTeacher || null,\\nL848-       externalSubTeachers: externalSubTeachers || null,\\nL849-     };\\nL850- \\nL851-     if (id) {\\nL852-       // Update (Update)\\nL853-       const data: any = {\\nL854-         ...commonData,\\n---\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/grep_search_grep_search_1776561927689_0_ogar8n.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll update the POST /api/lessons endpoint in backend/src/index.ts to correctly handle subjectId, ensuring it's properly extracted from the request body and included in the commonData object.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "old_string": "  const { id, subject, teacherId, subTeacherIds, roomId, courseId, location, startDate, startPeriodId, endDate, endPeriodId, deliveryMethodIds, remarks, externalTeacher, externalSubTeachers } = req.body;\n\n  try {\n    // Permission check\n    if (id) {\n...\n    // Common data\n    const commonData = {\n      subject,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n      remarks: remarks || null,\n      externalTeacher: externalTeacher || null,\n      externalSubTeachers: externalSubTeachers || null,\n    };\n",
    "instruction": "Add subjectId to destructuring from req.body and to commonData in POST /api/lessons.",
    "new_string": "  const { id, subject, subjectId, teacherId, subTeacherIds, roomId, courseId, location, startDate, startPeriodId, endDate, endPeriodId, deliveryMethodIds, remarks, externalTeacher, externalSubTeachers } = req.body;\n\n  try {\n    // Permission check\n    if (id) {\n...\n    // Common data\n    const commonData = {\n      subject,\n      subjectId: subjectId || null,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n      remarks: remarks || null,\n      externalTeacher: externalTeacher || null,\n      externalSubTeachers: externalSubTeachers || null,\n    };\n",
    "file_path": "backend/src/index.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561941417_0",
  "name": "replace",
  "response": {
    "error": "Failed to edit, 0 occurrences found for old_string in backend/src/index.ts. Ensure you're not escaping content incorrectly and check whitespace, indentation, and context. Use read_file tool to verify."
  }
}

---

MODEL ✨

I'll modify backend/src/index.ts using two separate replace calls to avoid issues with placeholders and ensure subjectId is correctly integrated. First, I'll update the destructuring from req.body.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "  const { id, subject, teacherId, subTeacherIds, roomId, courseId, location, startDate, startPeriodId, endDate, endPeriodId, deliveryMethodIds, remarks, externalTeacher, externalSubTeachers } = req.body;\n",
    "file_path": "backend/src/index.ts",
    "allow_multiple": false,
    "new_string": "  const { id, subject, subjectId, teacherId, subTeacherIds, roomId, courseId, location, startDate, startPeriodId, endDate, endPeriodId, deliveryMethodIds, remarks, externalTeacher, externalSubTeachers } = req.body;\n",
    "instruction": "Add subjectId to destructuring in POST /api/lessons."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561953454_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/backend/src/index.ts (1 replacements). Here is the updated code:\n...\n\n// Create/Update lesson (ADMIN / Course Chief or Assistant Teacher)\napp.post('/api/lessons', verifyToken, async (req: AuthRequest, res) => {\n  if (!req.user) return res.status(401).json({ error: 'Not authenticated' });\n  \n  const { id, subject, subjectId, teacherId, subTeacherIds, roomId, courseId, location, startDate, startPeriodId, endDate, endPeriodId, deliveryMethodIds, remarks, externalTeacher, externalSubTeachers } = req.body;\n\n  try {\n    // Permission check\n    if (id) {\n      // When updating: check permission for current lesson's course\n..."
  }
}

---

MODEL ✨

I'll update the commonData object in backend/src/index.ts to include subjectId.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Add subjectId to commonData in POST /api/lessons.",
    "new_string": "    // Common data\n    const commonData = {\n      subject,\n      subjectId: subjectId || null,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n      remarks: remarks || null,\n      externalTeacher: externalTeacher || null,\n      externalSubTeachers: externalSubTeachers || null,\n    };\n",
    "allow_multiple": false,
    "file_path": "backend/src/index.ts",
    "old_string": "    // Common data\n    const commonData = {\n      subject,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n      remarks: remarks || null,\n      externalTeacher: externalTeacher || null,\n      externalSubTeachers: externalSubTeachers || null,\n    };\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561957750_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/backend/src/index.ts (1 replacements). Here is the updated code:\n...\n    const deliveryMethodsConnect = deliveryMethodIds?.map((did: string) => ({ id: did })) || [];\n    \n    // Common data\n    const commonData = {\n      subject,\n      subjectId: subjectId || null,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n..."
  }
}

---

MODEL ✨

I will now update src/components/LessonManager.tsx to include subjectId in the formData and state. I'll modify the handleSubjectChange to update both subject and subjectId and ensure the handleSave function sends the subjectId to the backend. First, I'll update the formData interface.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "    id?: string;\n    subject: string;\n    subjectId: string;\n    teacherId: string;\n    subTeacherIds: string[];\n    roomId: string;\n    courseId: string;\n    location: string;\n    deliveryMethodIds: string[];\n    startDate: string;\n    startPeriodId: string;\n    endDate: string;\n    endPeriodId: string;\n    remarks: string;\n    externalTeacher: string;\n    externalSubTeachers: string;\n  }>({\n    id: initialLesson?.id,\n    subject: initialLesson?.subject || '',\n    subjectId: initialLesson?.subjectId || '',\n    teacherId: initialLesson?.teacherId || '',\n",
    "allow_multiple": false,
    "old_string": "    id?: string;\n    subject: string;\n    teacherId: string;\n    subTeacherIds: string[];\n    roomId: string;\n    courseId: string;\n    location: string;\n    deliveryMethodIds: string[];\n    startDate: string;\n    startPeriodId: string;\n    endDate: string;\n    endPeriodId: string;\n    remarks: string;\n    externalTeacher: string;\n    externalSubTeachers: string;\n  }>({\n    id: initialLesson?.id,\n    subject: initialLesson?.subject || '',\n    teacherId: initialLesson?.teacherId || '',\n",
    "instruction": "Add subjectId to formData state in LessonManager.tsx.",
    "file_path": "src/components/LessonManager.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561964035_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/LessonManager.tsx (1 replacements). Here is the updated code:\\n...\\n  const [deliveryMethods, setDeliveryMethods] = useState<DeliveryMethod[]>([]);\n... [TRUNCATED] ...\n| '',\\n    subTeacherIds: initialLesson?.subTeacherIds || (initialLesson?.subTeachers || []).map(t => t.id),\\n    roomId: initialLesson?.roomId || '',\\n    courseId: initialLesson?.courseId || '',\\n    location: initialLesson?.location || '',\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776561964035_0_bnhr1f.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update the subjectOptions calculation in src/components/LessonManager.tsx to include subjectId and prioritize matching by subjectId, with string name matching as a fallback for existing lessons. I will then update the select element for subjects in the JSX. First, I'll update subjectOptions.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "    return course.subjects.map(s => {\n      // 既存の授業から、この講座・この課目の時限数を合計\n      const scheduledPeriods = lessons\n        .filter(l => l.courseId === formData.courseId && l.subject === s.name && l.id !== formData.id)\n        .reduce((sum, l) => {\n          const sIdx = periods.findIndex(p => p.id === l.startPeriodId);\n          const eIdx = periods.findIndex(p => p.id === l.endPeriodId);\n          if (sIdx === -1 || eIdx === -1) return sum;\n\n          if (l.startDate === l.endDate) {\n            return sum + (eIdx - sIdx + 1);\n          } else {\n            const numDays = differenceInDays(parseISO(l.endDate), parseISO(l.startDate));\n            return sum + (periods.length - sIdx) + (numDays - 1) * periods.length + (eIdx + 1);\n          }\n        }, 0);\n\n      return {\n        name: s.name,\n        total: s.totalPeriods || 0,\n        remaining: (s.totalPeriods || 0) - scheduledPeriods\n      };\n    });\n",
    "file_path": "src/components/LessonManager.tsx",
    "instruction": "Update subjectOptions to use subjectId and fallback to name for scheduled periods calculation.",
    "allow_multiple": false,
    "new_string": "    return course.subjects.map(s => {\n      // 既存の授業から、この講座・この課目の時限数を合計\n      const scheduledPeriods = lessons\n        .filter(l => l.courseId === formData.courseId && (l.subjectId ? l.subjectId === s.subjectId : l.subject === s.name) && l.id !== formData.id)\n        .reduce((sum, l) => {\n          const sIdx = periods.findIndex(p => p.id === l.startPeriodId);\n          const eIdx = periods.findIndex(p => p.id === l.endPeriodId);\n          if (sIdx === -1 || eIdx === -1) return sum;\n\n          if (l.startDate === l.endDate) {\n            return sum + (eIdx - sIdx + 1);\n          } else {\n            const numDays = differenceInDays(parseISO(l.endDate), parseISO(l.startDate));\n            return sum + (periods.length - sIdx) + (numDays - 1) * periods.length + (eIdx + 1);\n          }\n        }, 0);\n\n      return {\n        id: s.subjectId,\n        name: s.name,\n        total: s.totalPeriods || 0,\n        remaining: (s.totalPeriods || 0) - scheduledPeriods\n      };\n    });\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561970905_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/LessonManager.tsx (1 replacements). Here is the updated code:\\n...\\n    if (!course || !course.subjects) return [];\\n\\n    return course.subjects.m\n... [TRUNCATED] ...\n periods.length + (eIdx + 1);\\n          }\\n        }, 0);\\n\\n      return {\\n        id: s.subjectId,\\n        name: s.name,\\n        total: s.totalPeriods || 0,\\n        remaining: (s.totalPeriods || 0) - scheduledPeriods\\n      };\\n    });\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776561970905_0_f0m39w.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update the onChange handler for the subject selection in the JSX to correctly set both subject and subjectId in the formData. This will ensure that the selected subject and its corresponding ID are properly tracked.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/components/LessonManager.tsx",
    "new_string": "          <div className=\"form-group\">\n            <label>{labels.subject} *</label>\n            {canManage ? (\n              <select \n                value={formData.subjectId || formData.subject} \n                onChange={(e) => {\n                  const val = e.currentTarget.value;\n                  const opt = subjectOptions.find(o => o.id === val || o.name === val);\n                  setFormData({ \n                    ...formData, \n                    subject: opt ? opt.name : val,\n                    subjectId: opt ? (opt.id || '') : ''\n                  });\n                }}\n                disabled={!canManage || !formData.courseId}\n              >\n                <option value=\"\">{t('Select {{resource}}', { resource: labels.subject })}</option>\n                {subjectOptions.map(s => (\n                  <option key={s.id || s.name} value={s.id || s.name} disabled={s.remaining <= 0}>\n                    {s.name} ({t('Remaining')}: {s.remaining}/{s.total})\n                  </option>\n                ))}\n              </select>\n            ) : (\n",
    "old_string": "          <div className=\"form-group\">\n            <label>{labels.subject} *</label>\n            {canManage ? (\n              <select \n                value={formData.subject} \n                onChange={(e) => setFormData({ ...formData, subject: e.currentTarget.value })}\n                disabled={!canManage || !formData.courseId}\n              >\n                <option value=\"\">{t('Select {{resource}}', { resource: labels.subject })}</option>\n                {subjectOptions.map(s => (\n                  <option key={s.name || ''} value={s.name || ''} disabled={s.remaining <= 0}>\n                    {s.name} ({t('Remaining')}: {s.remaining}/{s.total})\n                  </option>\n                ))}\n              </select>\n            ) : (\n",
    "instruction": "Update subject select onChange to set both subject name and subjectId.",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561984995_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/LessonManager.tsx (1 replacements). Here is the updated code:\\n...\\n\\n          <div className=\\\"form-group\\\">\\n            <label>{labels.subject}\n... [TRUNCATED] ...\nn key={s.id || s.name} value={s.id || s.name} disabled={s.remaining <= 0}>\\n                    {s.name} ({t('Remaining')}: {s.remaining}/{s.total})\\n                  </option>\\n                ))}\\n              </select>\\n            ) : (\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776561984995_0_lxfbeq.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will update the handleLogin and fetchData functions in src/App.tsx to handle the new subjectId field in lessons. I'll also update the User and Lesson interfaces in src/types.ts to include this new field. First, I'll update src/types.ts.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/types.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776561989635_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"export interface TimePeriod {\\n  id: string;\\n  name: string;\\n  startTime: string; // HH:mm\\n  endTime: string;   // HH:mm\\n  order: number;\\n}\\n\\nexport type ResourceType = 'room' | 'teacher' | 'course';\\nexport type UserRole = 'ADMI\n... [TRUNCATED] ...\n02-23', name: 'Emperor\\\\'s Birthday' },\\n  { id: 'h4', date: '2026-03-20', name: 'Vernal Equinox Day' },\\n  { id: 'h5', date: '2026-04-29', name: 'Showa Day' },\\n  { id: 'h6', start: '2026-12-29', end: '2027-01-03', name: 'Winter Holidays' }\\n];\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776561989635_0_h77zsg.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will update the Lesson interface in src/types.ts to include the subjectId field. Following that, I will create the src/components/CourseStatistics.tsx and src/components/CourseStatistics.css files to implement the new statistics feature. First, I'm updating src/types.ts.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "export interface Lesson {\n  id: string;\n  subject: string;\n  teacherId?: string;\n",
    "instruction": "Add subjectId to Lesson interface.",
    "new_string": "export interface Lesson {\n  id: string;\n  subject: string;\n  subjectId?: string;\n  teacherId?: string;\n",
    "file_path": "src/types.ts",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776561994127_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/types.ts (1 replacements). Here is the updated code:\n...\n}\n\nexport interface Lesson {\n  id: string;\n  subject: string;\n  subjectId?: string;\n  teacherId?: string;\n  subTeacherIds?: string[]; // サブ講師\n  subTeachers?: { id: string }[]; // Relation from backend\n  roomId?: string;\n  courseId: string;\n..."
  }
}

---

MODEL ✨

I will now create the CourseStatistics component, which will aggregate and display course statistics. It will include a recursive tree structure to calculate and show assigned and scheduled periods for each subject, including sub-totals for Large and Middle subjects and a grand total. I'll start by writing the src/components/CourseStatistics.tsx file.Tool Command:

{
  "name": "write_file",
  "args": {
    "content": "import { useMemo } from 'preact/hooks';\nimport { useTranslation } from 'react-i18next';\nimport { CourseType, Subject, Lesson, TimePeriod, ResourceLabels, Resource } from '../types';\nimport { parseISO, differenceInDays } from 'date-fns';\nimport './CourseStatistics.css';\n\ninterface Props {\n  course: Resource;\n  subjects: Subject[];\n  lessons: Lesson[];\n  periods: TimePeriod[];\n  labels: ResourceLabels;\n  onClose: () => void;\n}\n\ninterface StatRow {\n  id: string;\n  name: string;\n  level: number;\n  assigned: number;\n  scheduled: number;\n  children: StatRow[];\n}\n\nexport function CourseStatistics({ course, subjects, lessons, periods, labels, onClose }: Props) {\n  const { t } = useTranslation();\n\n  const calculatePeriods = (l: Lesson) => {\n    const sIdx = periods.findIndex(p => p.id === l.startPeriodId);\n    const eIdx = periods.findIndex(p => p.id === l.endPeriodId);\n    if (sIdx === -1 || eIdx === -1) return 0;\n\n    if (l.startDate === l.endDate) {\n      return eIdx - sIdx + 1;\n    } else {\n      const numDays = differenceInDays(parseISO(l.endDate), parseISO(l.startDate));\n      return (periods.length - sIdx) + (numDays - 1) * periods.length + (eIdx + 1);\n    }\n  };\n\n  const stats = useMemo(() => {\n    if (!course.courseTypeId) return [];\n\n    const typeSubjects = subjects.filter(s => s.courseTypeId === course.courseTypeId);\n    const courseLessons = lessons.filter(l => l.courseId === course.id);\n\n    const buildStatTree = (parentId: string | null, level: number): StatRow[] => {\n      return typeSubjects\n        .filter(s => s.parentId === parentId)\n        .sort((a, b) => (a.order || 0) - (b.order || 0))\n        .map(s => {\n          const children = buildStatTree(s.id, level + 1);\n          \n          let assigned = 0;\n          let scheduled = 0;\n\n          if (children.length > 0) {\n            // Aggregate from children\n            assigned = children.reduce((sum, child) => sum + child.assigned, 0);\n            scheduled = children.reduce((sum, child) => sum + child.scheduled, 0);\n          } else {\n            // Leaf node: get assigned from course.subjects and scheduled from courseLessons\n            const courseSub = course.subjects?.find(cs => cs.subjectId === s.id);\n            assigned = courseSub?.totalPeriods || 0;\n            \n            scheduled = courseLessons\n              .filter(l => l.subjectId === s.id || (l.subjectId === null && l.subject === s.name))\n              .reduce((sum, l) => sum + calculatePeriods(l), 0);\n          }\n\n          return {\n            id: s.id,\n            name: s.name,\n            level: s.level,\n            assigned,\n            scheduled,\n            children\n          };\n        });\n    };\n\n    return buildStatTree(null, 1);\n  }, [course, subjects, lessons, periods]);\n\n  const grandTotalAssigned = stats.reduce((sum, row) => sum + row.assigned, 0);\n  const grandTotalScheduled = stats.reduce((sum, row) => sum + row.scheduled, 0);\n\n  const renderRows = (rows: StatRow[]) => {\n    const elements: any[] = [];\n\n    const traverse = (row: StatRow) => {\n      elements.push(\n        <tr key={row.id} className={`stat-level-${row.level} ${row.children.length > 0 ? 'stat-group' : 'stat-leaf'}`}>\n          <td className=\"col-large\">{row.level === 1 ? row.name : ''}</td>\n          <td className=\"col-middle\">{row.level === 2 ? row.name : ''}</td>\n          <td className=\"col-small\">{row.level === 3 ? row.name : ''}</td>\n          <td className=\"col-assigned\">{row.assigned}</td>\n          <td className=\"col-scheduled\">{row.scheduled}</td>\n          <td className=\"col-diff\">\n            <span className={row.scheduled > row.assigned ? 'text-over' : row.scheduled < row.assigned ? 'text-under' : ''}>\n              {row.scheduled - row.assigned}\n            </span>\n          </td>\n        </tr>\n      );\n      row.children.forEach(traverse);\n    };\n\n    rows.forEach(traverse);\n    return elements;\n  };\n\n  return (\n    <div className=\"course-statistics-overlay\">\n      <div className=\"course-statistics-box\">\n        <div className=\"dialog-header\">\n          <h2>{t('Course Statistics')}: {course.name}</h2>\n          <button className=\"close-button\" onClick={onClose}>×</button>\n        </div>\n\n        <div className=\"course-statistics-content\">\n          <table className=\"stat-table\">\n            <thead>\n              <tr>\n                <th className=\"col-large\">{labels.subjectLarge}</th>\n                <th className=\"col-middle\">{labels.subjectMiddle}</th>\n                <th className=\"col-small\">{labels.subjectSmall}</th>\n                <th className=\"col-assigned\">{t('Assigned')}</th>\n                <th className=\"col-scheduled\">{t('Scheduled')}</th>\n                <th className=\"col-diff\">{t('Diff')}</th>\n              </tr>\n            </thead>\n            <tbody>\n              {renderRows(stats)}\n            </tbody>\n            <tfoot>\n              <tr className=\"grand-total\">\n                <td colSpan={3}>{t('Grand Total')}</td>\n                <td className=\"col-assigned\">{grandTotalAssigned}</td>\n                <td className=\"col-scheduled\">{grandTotalScheduled}</td>\n                <td className=\"col-diff\">{grandTotalScheduled - grandTotalAssigned}</td>\n              </tr>\n            </tfoot>\n          </table>\n        </div>\n\n        <div className=\"dialog-footer\">\n          <button className=\"cancel-button\" onClick={onClose}>{t('Close')}</button>\n        </div>\n      </div>\n    </div>\n  );\n}\n",
    "file_path": "src/components/CourseStatistics.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "write_file_1776562004524_0",
  "name": "write_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully created and wrote to new file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseStatistics.tsx. Here is the updated code:\\nimport { useMemo } from 'preact/hooks';\\nimport { useTranslation } from 'react-i18\n... [TRUNCATED] ...\n/tr>\\n            </tfoot>\\n          </table>\\n        </div>\\n\\n        <div className=\\\"dialog-footer\\\">\\n          <button className=\\\"cancel-button\\\" onClick={onClose}>{t('Close')}</button>\\n        </div>\\n      </div>\\n    </div>\\n  );\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/write_file_write_file_1776562004524_0_1iheql.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll create src/components/CourseStatistics.css with the appropriate styles, including overlay, dialog box, and table formatting. Then, I'll update src/components/CourseManager.tsx to include a "Statistics" button in the course list, allowing users to open the CourseStatistics component for a specific course. First, I'll write the CSS file.Tool Command:

{
  "name": "write_file",
  "args": {
    "file_path": "src/components/CourseStatistics.css",
    "content": ".course-statistics-overlay {\n  position: fixed;\n  top: 0;\n  left: 0;\n  right: 0;\n  bottom: 0;\n  background-color: rgba(0,0,0,0.7);\n  display: flex;\n  justify-content: center;\n  align-items: center;\n  z-index: 1100;\n}\n\n.course-statistics-box {\n  background-color: #242424;\n  color: #fff;\n  padding: 20px;\n  border-radius: 8px;\n  width: 90%;\n  max-width: 900px;\n  max-height: 85vh;\n  display: flex;\n  flex-direction: column;\n  box-shadow: 0 4px 12px rgba(0,0,0,0.5);\n}\n\n.course-statistics-content {\n  flex: 1;\n  overflow-y: auto;\n  margin-bottom: 20px;\n}\n\n.stat-table {\n  width: 100%;\n  border-collapse: collapse;\n  font-size: 0.9rem;\n}\n\n.stat-table th {\n  background-color: #333;\n  padding: 10px;\n  text-align: left;\n  border-bottom: 2px solid #444;\n  position: sticky;\n  top: 0;\n}\n\n.stat-table td {\n  padding: 8px 10px;\n  border-bottom: 1px solid #333;\n}\n\n.stat-group {\n  background-color: #2a2a2a;\n  font-weight: bold;\n}\n\n.stat-level-1 td { border-top: 1px solid #444; }\n.stat-level-2 td.col-middle { padding-left: 20px; }\n.stat-level-3 td.col-small { padding-left: 40px; }\n\n.col-assigned, .col-scheduled, .col-diff {\n  text-align: right;\n  width: 100px;\n}\n\n.grand-total {\n  background-color: #333;\n  font-weight: bold;\n}\n\n.grand-total td {\n  border-top: 2px solid #555;\n  padding: 12px 10px;\n}\n\n.text-over { color: #f88; }\n.text-under { color: #8af; }\n\n@media (prefers-color-scheme: light) {\n  .course-statistics-box { background-color: #fff; color: #333; }\n  .stat-table th { background-color: #f5f5f5; border-bottom-color: #ddd; }\n  .stat-table td { border-bottom-color: #eee; }\n  .stat-group { background-color: #fafafa; }\n  .grand-total { background-color: #f0f0f0; }\n  .text-over { color: #d00; }\n  .text-under { color: #00d; }\n}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "write_file_1776562012013_0",
  "name": "write_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully created and wrote to new file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseStatistics.css. Here is the updated code:\\n.course-statistics-overlay {\\n  position: fixed;\\n  top: 0;\\n  left: 0;\\n  right: \n... [TRUNCATED] ...\n#f5f5f5; border-bottom-color: #ddd; }\\n  .stat-table td { border-bottom-color: #eee; }\\n  .stat-group { background-color: #fafafa; }\\n  .grand-total { background-color: #f0f0f0; }\\n  .text-over { color: #d00; }\\n  .text-under { color: #00d; }\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/write_file_write_file_1776562012013_0_musb7c.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll update src/components/CourseManager.tsx to include the CourseStatistics component. First, I'll import it and add a lessons prop to the Props interface. Then, I'll add a viewingStatsCourseId state and a button in the course list to trigger the statistics view. Finally, I'll update the App.tsx file to pass the lessons data down to CourseManager. I'm starting now with src/components/CourseManager.tsx.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "old_string": "import { Resource, ResourceLabels, SystemSetting, CourseType, Subject } from '../types';\nimport './CourseManager.css';\n\ninterface Props {\n  backendUrl: string;\n  onClose: () => void;\n  onUpdate: () => Promise<void> | void;\n  resources: Resource[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  initialCourseId?: string | null;\n  isAdmin?: boolean;\n}\n\nexport function CourseManager({ backendUrl, onClose, onUpdate, resources, labels, systemSettings, initialCourseId, isAdmin = true }: Props) {\n  const { t } = useTranslation();\n  const [editingCourseId, setEditingCourseId] = useState<string | null>(initialCourseId || null);\n  const [coursesList, setCoursesList] = useState<Resource[]>([]);\n",
    "file_path": "src/components/CourseManager.tsx",
    "new_string": "import { CourseType, Subject, ResourceLabels, SystemSetting, Resource, Lesson } from '../types';\nimport { CourseStatistics } from './CourseStatistics';\nimport './CourseManager.css';\n\ninterface Props {\n  backendUrl: string;\n  onClose: () => void;\n  onUpdate: () => Promise<void> | void;\n  resources: Resource[];\n  lessons: Lesson[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  initialCourseId?: string | null;\n  isAdmin?: boolean;\n}\n\nexport function CourseManager({ backendUrl, onClose, onUpdate, resources, lessons, labels, systemSettings, initialCourseId, isAdmin = true }: Props) {\n  const { t } = useTranslation();\n  const [editingCourseId, setEditingCourseId] = useState<string | null>(initialCourseId || null);\n  const [viewingStatsCourseId, setViewingStatsCourseId] = useState<string | null>(null);\n  const [coursesList, setCoursesList] = useState<Resource[]>([]);\n",
    "instruction": "Add CourseStatistics component integration, including lessons prop and viewingStatsCourseId state."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562018833_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\\nimport { useState, useEffect, useRef } from 'preact/hooks';\\nimport { useTranslation\n... [TRUNCATED] ...\n<Resource[]>([]);\\n  const [statusMessage, setStatusMessage] = useState<string | null>(null);\\n  const [showDuplicateLessons, setShowDuplicateLessons] = useState(false);\\n  \\n  const [courseTypes, setCourseTypes] = useState<CourseType[]>([]);\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562018833_0_k59ezm.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now add the Stats button to the action buttons in the course list. This button will allow users to view statistics for a specific course. I'll also add the CourseStatistics component to the return statement, which will be displayed when viewingStatsCourseId is set.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/components/CourseManager.tsx",
    "instruction": "Add Stats button to the course list and include CourseStatistics component in the render.",
    "old_string": "                          <td>\n                            <div className=\"action-buttons\">\n                              <button className=\"edit-btn\" onClick={() => setEditingCourseId(c.id)}>{isAdmin ? t('Edit') : t('View')}</button>\n                              {isAdmin && <button className=\"delete-btn\" onClick={() => handleDelete(c.id)}>{t('Delete')}</button>}\n                            </div>\n                          </td>\n                        </tr>\n                      );\n                    })}\n                  </tbody>\n                </table>\n              </div>\n              {isAdmin && <p className=\"hint-text\">{t('Drag and drop rows or use arrows to change order')}</p>}\n              {isAdmin && (\n                <div className=\"list-footer\">\n                  <button className=\"save-order-button\" onClick={handleSaveOrder}>{t('Save Order')}</button>\n                </div>\n              )}\n            </>\n",
    "new_string": "                          <td>\n                            <div className=\"action-buttons\">\n                              <button className=\"edit-btn\" onClick={() => setEditingCourseId(c.id)}>{isAdmin ? t('Edit') : t('View')}</button>\n                              <button className=\"edit-btn\" style={{ backgroundColor: '#4a90e2', color: '#fff' }} onClick={() => setViewingStatsCourseId(c.id)}>{t('Stats')}</button>\n                              {isAdmin && <button className=\"delete-btn\" onClick={() => handleDelete(c.id)}>{t('Delete')}</button>}\n                            </div>\n                          </td>\n                        </tr>\n                      );\n                    })}\n                  </tbody>\n                </table>\n              </div>\n              {isAdmin && <p className=\"hint-text\">{t('Drag and drop rows or use arrows to change order')}</p>}\n              {isAdmin && (\n                <div className=\"list-footer\">\n                  <button className=\"save-order-button\" onClick={handleSaveOrder}>{t('Save Order')}</button>\n                </div>\n              )}\n              {viewingStatsCourseId && (() => {\n                const course = courses.find(c => c.id === viewingStatsCourseId);\n                return course ? (\n                  <CourseStatistics \n                    course={course}\n                    subjects={allSubjects}\n                    lessons={lessons}\n                    periods={periods}\n                    labels={labels}\n                    onClose={() => setViewingStatsCourseId(null)}\n                  />\n                ) : null;\n              })()}\n            </>\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562033799_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\\n...\\n                              .map(tid => getTeacherName(tid)).join(', ') || '-\n... [TRUNCATED] ...\n)}\\n            </>\\n          ) : (\\n            <div className=\\\"course-form\\\">\\n              <h3>{editingCourseId === 'new' ? t('Add New {{resource}}', { resource: labels.course }) : (isAdmin ? t('Edit') : t('View'))}</h3>\\n              \\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562033799_0_x0h4lr.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update src/App.tsx to pass the lessons prop to the CourseManager component. This will enable the statistics feature to function correctly by providing the necessary lesson data for aggregation.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "      {showCourseManager.value && (\n        <CourseManager \n          backendUrl={BACKEND_URL} \n          onClose={() => {\n            showCourseManager.value = false;\n            editingCourseId.value = null;\n          }}\n          onUpdate={fetchData}\n          resources={resources.value}\n          labels={resourceLabels.value}\n          systemSettings={systemSettings.value}\n          initialCourseId={editingCourseId.value}\n          isAdmin={user.value?.role === 'ADMIN'}\n        />\n      )}\n",
    "instruction": "Pass lessons prop to CourseManager in App.tsx.",
    "file_path": "src/App.tsx",
    "new_string": "      {showCourseManager.value && (\n        <CourseManager \n          backendUrl={BACKEND_URL} \n          onClose={() => {\n            showCourseManager.value = false;\n            editingCourseId.value = null;\n          }}\n          onUpdate={fetchData}\n          resources={resources.value}\n          lessons={lessons.value}\n          labels={resourceLabels.value}\n          systemSettings={systemSettings.value}\n          initialCourseId={editingCourseId.value}\n          isAdmin={user.value?.role === 'ADMIN'}\n        />\n      )}\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562038850_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\n            showCourseManager.value = false;\n            editingCourseId.value = null;\n          }}\n          onUpdate={fetchData}\n          resources={resources.value}\n          lessons={lessons.value}\n          labels={resourceLabels.value}\n          systemSettings={systemSettings.value}\n          initialCourseId={editingCourseId.value}\n          isAdmin={user.value?.role === 'ADMIN'}\n        />\n..."
  }
}

---

MODEL ✨

I'll add the necessary translation keys for the statistics feature to public/locales/en/translation.json and public/locales/ja/translation.json, including "Course Statistics", "Stats", "Assigned", "Scheduled", "Diff", and "Grand Total". I'll start with the English translation file.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "      \"Course duplicated successfully\": \"Course duplicated successfully\",\n      \"Course Statistics\": \"Course Statistics\",\n      \"Stats\": \"Stats\",\n      \"Assigned\": \"Assigned\",\n      \"Scheduled\": \"Scheduled\",\n      \"Diff\": \"Diff\",\n      \"Grand Total\": \"Grand Total\",\n      \"Edit Event\": \"Edit Event\",\n",
    "allow_multiple": false,
    "file_path": "public/locales/en/translation.json",
    "instruction": "Add translation keys for Course Statistics feature in English.",
    "old_string": "      \"Course duplicated successfully\": \"Course duplicated successfully\",\n      \"Edit Event\": \"Edit Event\",\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562050725_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/public/locales/en/translation.json (1 replacements). Here is the updated code:\\n...\\n  \\\"Are you sure you want to delete this course?\\\": \\\"Are you sure you want t\n... [TRUNCATED] ...\n\"Grand Total\\\": \\\"Grand Total\\\",\\n  \\\"Edit Event\\\": \\\"Edit Event\\\",\\n\\n  \\\"Create Event\\\": \\\"Create Event\\\",\\n  \\\"Event Name\\\": \\\"Event Name\\\",\\n  \\\"Start Period\\\": \\\"Start Period\\\",\\n  \\\"End Period\\\": \\\"End Period\\\",\\n  \\\"Color\\\": \\\"Color\\\",\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562050725_0_f9c998.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll update the Japanese translation file, public/locales/ja/translation.json, to include the same keys for the statistics feature.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Add translation keys for Course Statistics feature in Japanese.",
    "new_string": "      \"Course duplicated successfully\": \"講座を複製しました\",\n      \"Course Statistics\": \"配当・割当統計\",\n      \"Stats\": \"統計\",\n      \"Assigned\": \"配当\",\n      \"Scheduled\": \"割当済\",\n      \"Diff\": \"差分\",\n      \"Grand Total\": \"合計\",\n      \"Edit Event\": \"行事の編集\",\n",
    "file_path": "public/locales/ja/translation.json",
    "allow_multiple": false,
    "old_string": "      \"Course duplicated successfully\": \"講座を複製しました\",\n      \"Edit Event\": \"行事の編集\",\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562062755_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/public/locales/ja/translation.json (1 replacements). Here is the updated code:\n...\n  \"Are you sure you want to delete this course?\": \"この講座を削除してもよろしいですか？\",\n  \"Failed to parse CSV file\": \"CSVファイルの解析に失敗しました\",\n  \"Failed to save course\": \"講座の保存に失敗しました\",\n  \"Failed to delete course\": \"講座の削除に失敗しました\",\n  \"Course duplicated successfully\": \"講座を複製しました\",\n  \"Course Statistics\": \"配当・割当統計\",\n  \"Stats\": \"統計\",\n  \"Assigned\": \"配当\",\n  \"Scheduled\": \"割当済\",\n  \"Diff\": \"差分\",\n  \"Grand Total\": \"合計\",\n  \"Edit Event\": \"行事の編集\",\n\n  \"Create Event\": \"行事の作成\",\n  \"Event Name\": \"行事名\",\n  \"Start Period\": \"開始時限\",\n  \"End Period\": \"終了時限\",\n  \"Color\": \"表示色\",\n..."
  }
}

---

MODEL ✨

I will now update GEMINI.md to reflect the completion of the statistics feature, ensuring the documentation accurately describes the new functionality for aggregating and displaying course statistics.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "- [x] 翻訳データの外部JSON化と非同期ロード対応\n- [x] イベント行の表示崩れ修正およびリソース行の重なり回避ロジックの改善\n",
    "allow_multiple": false,
    "new_string": "- [x] 翻訳データの外部JSON化と非同期ロード対応\n- [x] 講座ごとの配当時間・割当済時間の統計機能（階層別小計・総計対応）\n- [x] イベント行の表示崩れ修正およびリソース行の重なり回避ロジックの改善\n",
    "file_path": "GEMINI.md",
    "instruction": "Update GEMINI.md to include the Statistics feature under Completed Features."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562067491_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/GEMINI.md (1 replacements). Here is the updated code:\n...\n- [x] ダークテーマ / ライトテーマの完全対応\n- [x] 課目の階層管理 (最大3階層) と講座タイプによるフィルタリング機能\n- [x] 課目マスタのCSVインポート機能（階層・省略記法対応）\n- [x] 講座への課目一括反映機能（講座タイプ連動、表示順序反映）\n- [x] 翻訳データの外部JSON化と非同期ロード対応\n- [x] 講座ごとの配当時間・割当済時間の統計機能（階層別小計・総計対応）\n- [x] イベント行の表示崩れ修正およびリソース行の重なり回避ロジックの改善\n\n### Upcoming Tasks (Next Steps)\n- [ ] ドラッグ＆ドロップによる授業の移動・編集機能\n- [ ] 印刷用レイアウトの最適化\n..."
  }
}

---

MODEL ✨

I will now add the detailed description of the Statistics feature to the Key Features section of GEMINI.md.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Add detailed description of the Statistics feature in GEMINI.md.",
    "file_path": "GEMINI.md",
    "old_string": "- **講座間での授業複製:** 他の講座から指定期間の授業を、講師をクリアし、複製先講座のメイン教室を割り当てた状態で複製可能（重複回避機能付き）。\n- **システム設定:** 一般ユーザーのサインアップ可否や、1年ビューの開始月日のカスタマイズが可能。\n",
    "allow_multiple": false,
    "new_string": "- **講座間での授業複製:** 他の講座から指定期間の授業を、講師をクリアし、複製先講座のメイン教室を割り当てた状態で複製可能（重複回避機能付き）。\n- **統計機能:**\n  - 講座ごとの「配当時間（目標）」と「実際の割当時間（授業登録済）」を集計・表示。\n  - 講座タイプで定義された課目ツリー（大・中・小課目）に基づいて集計。\n  - 大課目・中課目ごとの小計、および講座全体の総計を表示。\n  - 配当に対する過不足（差分）を視覚的に確認可能。\n- **システム設定:** 一般ユーザーのサインアップ可否や、1年ビューの開始月日のカスタマイズが可能。\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562080531_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/GEMINI.md (1 replacements). Here is the updated code:\\n...\\n- **エクスポート機能:**\\n  - スケジュール: 講師本人が自身の予定を iCalendar (.ics) 形式で書き出し可能。\\n  - タイムテーブル: 表示中のビュー（個人月間予定を含む）を\n... [TRUNCATED] ...\nとの小計、および講座全体の総計を表示。\\n  - 配当に対する過不足（差分）を視覚的に確認可能。\\n- **システム設定:** 一般ユーザーのサインアップ可否や、1年ビューの開始月日のカスタマイズが可能。\\n- **ユーザー管理 & 権限:** \\n  - ロール（ADMIN, TEACHER, STUDENT）による RBAC。\\n  - **講師の授業管理:** \\n    - 講座 of 「主任講師」または「副主任講師」は、その講座の授業をフル管理（追加・編集・削除）可能。\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562080531_0_ubrxqe.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I have implemented the course statistics feature, including the necessary data model changes and UI components. To ensure everything is working correctly, I'll run a final build check for both the frontend and backend.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776562084783_0",
  "name": "run_shell_command",
  "response": {
    "output": "<tool_output_masked>\nOutput: > scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/components/CourseManager.tsx:604:30 - error TS2304: Cannot find name 'periods'.\n\n604                     periods={periods}\n                                 ~~~~~~~\n\nsrc/components/LessonManager.tsx:323:21 - error TS2322: Type 'string | null | undefined' is not assignable to type 'string'.\n  Type 'undefined' is not assignable to type 'string'.\n\n... [11 lines omitted] ...\n\n    2159   value?: Signalish<string | number | undefined>;\n           ~~~~~\n    The expected type comes from property 'value' which is declared here on type 'OptionHTMLAttributes<HTMLOptionElement>'\n\n\nFound 3 errors in 2 files.\n\nErrors  Files\n     1  src/components/CourseManager.tsx:604\n     2  src/components/LessonManager.tsx:323\nExit Code: 2\nProcess Group PGID: 172998\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/run_shell_command_run_shell_command_1776562084783_0_ix1s0v.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll address the TypeScript errors. First, I'll update src/components/CourseManager.tsx to include periods in the Props interface and destruct it. Then, I'll fix the type errors in src/components/LessonManager.tsx by providing default values or proper type casting. Finally, I'll update src/App.tsx to pass the periods prop to CourseManager. I'm starting now by fixing src/components/CourseManager.tsx.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "interface Props {\n  backendUrl: string;\n  onClose: () => void;\n  onUpdate: () => Promise<void> | void;\n  resources: Resource[];\n  lessons: Lesson[];\n  periods: TimePeriod[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  initialCourseId?: string | null;\n  isAdmin?: boolean;\n}\n\nexport function CourseManager({ backendUrl, onClose, onUpdate, resources, lessons, periods, labels, systemSettings, initialCourseId, isAdmin = true }: Props) {\n",
    "instruction": "Add periods to Props and destruct it in CourseManager.tsx.",
    "file_path": "src/components/CourseManager.tsx",
    "allow_multiple": false,
    "old_string": "interface Props {\n  backendUrl: string;\n  onClose: () => void;\n  onUpdate: () => Promise<void> | void;\n  resources: Resource[];\n  lessons: Lesson[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  initialCourseId?: string | null;\n  isAdmin?: boolean;\n}\n\nexport function CourseManager({ backendUrl, onClose, onUpdate, resources, lessons, labels, systemSettings, initialCourseId, isAdmin = true }: Props) {\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562100369_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\\n...\\n  backendUrl: string;\\n  onClose: () => void;\\n  onUpdate: () => Promise<void> \n... [TRUNCATED] ...\n|| null);\\n  const [viewingStatsCourseId, setViewingStatsCourseId] = useState<string | null>(null);\\n  const [coursesList, setCoursesList] = useState<Resource[]>([]);\\n  const [statusMessage, setStatusMessage] = useState<string | null>(null);\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562100369_0_z3vwlm.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now fix the type errors in src/components/LessonManager.tsx. I'll ensure that subject is assigned a string by using an empty string as a fallback when opt.name is null or undefined. I'll also update the value attribute of the option element to handle potential null values by providing a fallback empty string.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Fix TypeScript errors in LessonManager.tsx related to potential null/undefined values in subject and subjectId.",
    "file_path": "src/components/LessonManager.tsx",
    "allow_multiple": false,
    "old_string": "                  const val = e.currentTarget.value;\n                  const opt = subjectOptions.find(o => o.id === val || o.name === val);\n                  setFormData({ \n                    ...formData, \n                    subject: opt ? opt.name : val,\n                    subjectId: opt ? (opt.id || '') : ''\n                  });\n                }}\n                disabled={!canManage || !formData.courseId}\n              >\n                <option value=\"\">{t('Select {{resource}}', { resource: labels.subject })}</option>\n                {subjectOptions.map(s => (\n                  <option key={s.id || s.name} value={s.id || s.name} disabled={s.remaining <= 0}>\n                    {s.name} ({t('Remaining')}: {s.remaining}/{s.total})\n                  </option>\n                ))}\n              </select>\n",
    "new_string": "                  const val = e.currentTarget.value;\n                  const opt = subjectOptions.find(o => o.id === val || o.name === val);\n                  setFormData({ \n                    ...formData, \n                    subject: opt ? (opt.name || '') : val,\n                    subjectId: opt ? (opt.id || '') : ''\n                  });\n                }}\n                disabled={!canManage || !formData.courseId}\n              >\n                <option value=\"\">{t('Select {{resource}}', { resource: labels.subject })}</option>\n                {subjectOptions.map(s => (\n                  <option key={s.id || s.name} value={s.id || s.name || ''} disabled={s.remaining <= 0}>\n                    {s.name} ({t('Remaining')}: {s.remaining}/{s.total})\n                  </option>\n                ))}\n              </select>\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562107234_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/LessonManager.tsx (1 replacements). Here is the updated code:\\n...\\n                onChange={(e) => {\\n                  const val = e.currentTarg\n... [TRUNCATED] ...\n{s.id || s.name} value={s.id || s.name || ''} disabled={s.remaining <= 0}>\\n                    {s.name} ({t('Remaining')}: {s.remaining}/{s.total})\\n                  </option>\\n                ))}\\n              </select>\\n            ) : (\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562107234_0_fteypp.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update src/App.tsx to pass the periods prop to the CourseManager component, ensuring it has access to the necessary data. After this change, I'll run the build again to confirm that all TypeScript errors have been resolved.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "      {showCourseManager.value && (\n        <CourseManager \n          backendUrl={BACKEND_URL} \n          onClose={() => {\n            showCourseManager.value = false;\n            editingCourseId.value = null;\n          }}\n          onUpdate={fetchData}\n          resources={resources.value}\n          lessons={lessons.value}\n          labels={resourceLabels.value}\n          systemSettings={systemSettings.value}\n          initialCourseId={editingCourseId.value}\n          isAdmin={user.value?.role === 'ADMIN'}\n        />\n      )}\n",
    "allow_multiple": false,
    "new_string": "      {showCourseManager.value && (\n        <CourseManager \n          backendUrl={BACKEND_URL} \n          onClose={() => {\n            showCourseManager.value = false;\n            editingCourseId.value = null;\n          }}\n          onUpdate={fetchData}\n          resources={resources.value}\n          lessons={lessons.value}\n          periods={periods.value}\n          labels={resourceLabels.value}\n          systemSettings={systemSettings.value}\n          initialCourseId={editingCourseId.value}\n          isAdmin={user.value?.role === 'ADMIN'}\n        />\n      )}\n",
    "file_path": "src/App.tsx",
    "instruction": "Pass periods prop to CourseManager in App.tsx."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562131393_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\n            editingCourseId.value = null;\n          }}\n          onUpdate={fetchData}\n          resources={resources.value}\n          lessons={lessons.value}\n          periods={periods.value}\n          labels={resourceLabels.value}\n          systemSettings={systemSettings.value}\n          initialCourseId={editingCourseId.value}\n          isAdmin={user.value?.role === 'ADMIN'}\n        />\n..."
  }
}

---

MODEL ✨

I will now run the build command npm run build && cd backend && npm run build to verify the application and backend changes.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776562134750_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/components/CourseManager.tsx:13:12 - error TS2304: Cannot find name 'TimePeriod'.\n\n13   periods: TimePeriod[];\n              ~~~~~~~~~~\n\n\nFound 1 error in src/components/CourseManager.tsx:13\nExit Code: 2\nProcess Group PGID: 173396"
  }
}

---

MODEL ✨

I will add TimePeriod to the import list in src/components/CourseManager.tsx. Then, I'll run the build command again to confirm that all TypeScript errors have been fixed.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/components/CourseManager.tsx",
    "instruction": "Add TimePeriod to imports in CourseManager.tsx.",
    "old_string": "import { CourseType, Subject, ResourceLabels, SystemSetting, Resource, Lesson } from '../types';\n",
    "allow_multiple": false,
    "new_string": "import { CourseType, Subject, ResourceLabels, SystemSetting, Resource, Lesson, TimePeriod } from '../types';\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562148036_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\nimport { useState, useEffect, useRef } from 'preact/hooks';\nimport { useTranslation } from 'react-i18next';\nimport { CourseType, Subject, ResourceLabels, SystemSetting, Resource, Lesson, TimePeriod } from '../types';\nimport { CourseStatistics } from './CourseStatistics';\nimport './CourseManager.css';\n\ninterface Props {\n  backendUrl: string;\n..."
  }
}

---

MODEL ✨

I will run the build command again: npm run build && cd backend && npm run build.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776562151394_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 910 modules transformed.\ncomputing gzip size...\ndist/index.html                               0.39 kB │ gzip:   0.27 kB\ndist/assets/index-Pu2GuFn6.css               56.32 kB │ gzip:   8.62 kB\ndist/assets/browser-ponyfill-CKPyt8HJ.js     10.45 kB │ gzip:   3.55 kB\ndist/assets/index-DI9tk1Ko.js             1,201.85 kB │ gzip: 333.16 kB\n\n✓ built in 511ms\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\n\n> scholatile-backend@1.0.0 build\n> tsc\nProcess Group PGID: 173425"
  }
}

---

MODEL ✨

統計機能の実装が完了しました。

実施内容

1. データベーススキーマの更新 (backend/prisma/schema.prisma):
   • Lesson モデルに subjectId を追加し、Subject マスタとのリレーションを構築しました。これにより、授業とマスタ上の課目を正確に紐付けて集計できるようになりました。
2. バックエンドの修正 (backend/src/index.ts):
   • 授業の作成・更新時に subjectId を保存・取得できるように API を更新しました。
3. フロントエンドの修正:
   • CourseStatistics コンポーネントの新設:
     • 講座タイプに基づいた課目ツリーを表示。
     • 「配当（目標時間）」と「割当済（登録された授業の合計時間）」を計算。
     • 大課目・中課目ごとの小計と、講座全体の総計を表示。
   • LessonManager: 授業登録時に課目マスタの subjectId を保存するように修正。
   • CourseManager: 講座一覧に「統計」ボタンを追加。
4. 多言語対応:
   • locales の JSON ファイルに統計機能用の翻訳（日本語・英語）を追加しました。
5. GEMINI.md の更新:
   • 新しい機能をドキュメントに反映しました。

動作の仕組み

• Subject Manager で定義された 3 階層の課目構造をそのまま利用して集計します。
• 末端（小課目など）の数値を積み上げて、自動的に中課目・大課目の小計を算出します。
• 配当（Course 側の設定）と実績（実際の授業データ）の差分が視覚的に表示されます。

ビルドも正常に完了しており、実装はすべて完了しています。

---

USER 🧑‍💻

統計ボタンを CourseManager から、TimeTable の リソース列に移動できる?幅をもう少し広げてもよい。

---

MODEL ✨

I will read src/components/Timetable.tsx to understand how the resource labels are rendered and where to add the "Stats" button.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/components/Timetable.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776562358595_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import { TimePeriod, Resource, Lesson, ResourceType, ViewType, Holiday, ResourceLabels, ScheduleEvent, SystemSetting, ColorTheme, ColorCategory } from '../types';\\nimport { format, addDays, addMonths, isSameDay, parseISO, getYear, diff\n... [TRUNCATED] ...\n\\n        )}\\n        {dateHeaders}\\n        {periodHeaders}\\n        {eventLabel}\\n        {eventCells}\\n        {holidayItems}\\n        {globalEventItems}\\n        {resourceRowItems}\\n        {resourceLabels}\\n      </div>\\n    </div>\\n  );\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776562358595_0_ptwjy.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now modify src/components/Timetable.tsx to include an onViewStats callback in the Props interface. I'll then add a "Stats" button to the resource label row when the viewMode is set to "course". This button will trigger the onViewStats callback with the resource ID. I'll also add a corresponding SVG icon for the button.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/components/Timetable.tsx",
    "new_string": "  onTeacherClick?: (teacher: Resource) => void;\n  onViewWeekly?: (courseId: string) => void;\n  onViewStats?: (courseId: string) => void;\n  onEmptyResourceCellClick?: (resourceId: string, date: string, periodId: string) => void;\n}\n\nexport function Timetable({ \n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings,\n  colorThemes, onEventClick, onEmptyEventClick, onLessonClick, onCourseClick, onRoomClick, onTeacherClick,\n  onViewWeekly, onViewStats, onEmptyResourceCellClick \n}: Props) {\n",
    "allow_multiple": false,
    "old_string": "  onTeacherClick?: (teacher: Resource) => void;\n  onViewWeekly?: (courseId: string) => void;\n  onEmptyResourceCellClick?: (resourceId: string, date: string, periodId: string) => void;\n}\n\nexport function Timetable({ \n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings,\n  colorThemes, onEventClick, onEmptyEventClick, onLessonClick, onCourseClick, onRoomClick, onTeacherClick,\n  onViewWeekly, onEmptyResourceCellClick \n}: Props) {\n",
    "instruction": "Add onViewStats callback to Props and render a Stats button in course resource labels."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562365035_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/Timetable.tsx (1 replacements). Here is the updated code:\\n...\\n  onLessonClick?: (lesson: Lesson) => void;\\n  onCourseClick?: (course: Resource) =\n... [TRUNCATED] ...\nconst locale = navigator.language;\\n  const dateFormatter = new Intl.DateTimeFormat(locale, { month: 'short', day: 'numeric', weekday: 'short' });\\n  const monthFormatter = new Intl.DateTimeFormat(locale, { month: 'short', year: 'numeric' });\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562365035_0_ff1b7u.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now add the "Stats" button next to the "Weekly Schedule" button in the course label. This button will include a bar chart icon and will trigger the onViewStats callback with the resource ID when clicked. I'll also ensure that the stopPropagation method is called to prevent the click event from bubbling up.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "        {viewMode === 'course' && (\n          <div className=\"label-actions\">\n            <button \n              className=\"weekly-view-btn\" \n              onClick={(e) => {\n                e.stopPropagation();\n                onViewWeekly?.(r.id);\n              }}\n              title={t('Weekly Schedule')}\n            >\n              <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n                <rect x=\"3\" y=\"4\" width=\"18\" height=\"18\" rx=\"2\" ry=\"2\"></rect>\n                <line x1=\"16\" y1=\"2\" x2=\"16\" y2=\"6\"></line>\n                <line x1=\"8\" y1=\"2\" x2=\"8\" y2=\"6\"></line>\n                <line x1=\"3\" y1=\"10\" x2=\"21\" y2=\"10\"></line>\n              </svg>\n            </button>\n            <button \n              className=\"stats-view-btn\" \n              onClick={(e) => {\n                e.stopPropagation();\n                onViewStats?.(r.id);\n              }}\n              title={t('Stats')}\n            >\n              <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n                <line x1=\"18\" y1=\"20\" x2=\"18\" y2=\"10\"></line>\n                <line x1=\"12\" y1=\"20\" x2=\"12\" y2=\"4\"></line>\n                <line x1=\"6\" y1=\"20\" x2=\"6\" y2=\"14\"></line>\n              </svg>\n            </button>\n          </div>\n        )}\n",
    "file_path": "src/components/Timetable.tsx",
    "allow_multiple": false,
    "instruction": "Add a Stats button with a bar chart icon to the course resource label.",
    "old_string": "        {viewMode === 'course' && (\n          <button \n            className=\"weekly-view-btn\" \n            onClick={(e) => {\n              e.stopPropagation();\n              onViewWeekly?.(r.id);\n            }}\n            title={t('Weekly Schedule')}\n          >\n            <svg width=\"14\" height=\"14\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n              <rect x=\"3\" y=\"4\" width=\"18\" height=\"18\" rx=\"2\" ry=\"2\"></rect>\n              <line x1=\"16\" y1=\"2\" x2=\"16\" y2=\"6\"></line>\n              <line x1=\"8\" y1=\"2\" x2=\"8\" y2=\"6\"></line>\n              <line x1=\"3\" y1=\"10\" x2=\"21\" y2=\"10\"></line>\n            </svg>\n          </button>\n        )}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562380828_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/Timetable.tsx (1 replacements). Here is the updated code:\\n...\\n              title={t(r.name)}>\\n          {t(r.name)}\\n        </span>\\n\\n       \n... [TRUNCATED] ...\n               <line x1=\\\"12\\\" y1=\\\"20\\\" x2=\\\"12\\\" y2=\\\"4\\\"></line>\\n                <line x1=\\\"6\\\" y1=\\\"20\\\" x2=\\\"6\\\" y2=\\\"14\\\"></line>\\n              </svg>\\n            </button>\\n          </div>\\n        )}\\n      </div>\\n    );\\n  });\\n\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562380828_0_7lm9h.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update src/components/Timetable.css to properly style the newly added buttons. I'll define styles for .label-actions, .weekly-view-btn, and .stats-view-btn, including their hover states. Following that, I'll update src/App.tsx to handle the onViewStats callback and render the CourseStatistics component as an overlay. First, I'll update the CSS file.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": ".grid-label {\n  padding: 8px;\n  background-color: #333;\n  color: #ccc;\n  border-bottom: 1px solid #444;\n  font-size: 0.9rem;\n  z-index: 25;\n  display: flex;\n  flex-direction: column;\n  justify-content: space-between;\n  align-items: flex-start;\n}\n\n.weekly-view-btn {\n  background: #444;\n  border: 1px solid #555;\n  color: #888;\n  padding: 2px 4px;\n  border-radius: 4px;\n  cursor: pointer;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n}\n\n.weekly-view-btn:hover {\n  background: #555;\n  color: #fff;\n}\n",
    "instruction": "Add styles for label-actions, weekly-view-btn, and stats-view-btn in Timetable.css.",
    "file_path": "src/components/Timetable.css",
    "new_string": ".grid-label {\n  padding: 8px;\n  background-color: #333;\n  color: #ccc;\n  border-bottom: 1px solid #444;\n  font-size: 0.9rem;\n  z-index: 25;\n  display: flex;\n  flex-direction: column;\n  justify-content: space-between;\n  align-items: flex-start;\n  overflow: hidden;\n}\n\n.label-name {\n  white-space: nowrap;\n  overflow: hidden;\n  text-overflow: ellipsis;\n  width: 100%;\n}\n\n.label-actions {\n  display: flex;\n  gap: 4px;\n  margin-top: 4px;\n}\n\n.weekly-view-btn, .stats-view-btn {\n  background: #444;\n  border: 1px solid #555;\n  color: #888;\n  padding: 2px 4px;\n  border-radius: 4px;\n  cursor: pointer;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n}\n\n.weekly-view-btn:hover, .stats-view-btn:hover {\n  background: #555;\n  color: #fff;\n  border-color: #666;\n}\n\n.stats-view-btn:hover {\n  background: #234;\n  color: #8af;\n  border-color: #346;\n}\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562389400_0",
  "name": "replace",
  "response": {
    "error": "Failed to edit, 0 occurrences found for old_string in src/components/Timetable.css. Ensure you're not escaping content incorrectly and check whitespace, indentation, and context. Use read_file tool to verify."
  }
}

---

MODEL ✨

I will read src/components/Timetable.css to confirm its content.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/components/Timetable.css"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776562395451_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \".app-container {\\n  display: flex;\\n  flex-direction: column;\\n  height: 100vh;\\n  overflow: hidden;\\n}\\n\\n.app-header {\\n  flex: 0 0 auto;\\n  margin-bottom: 5px;\\n}\\n\\n.timetable-view {\\n  flex: 1 1 0;\\n  overflow: hidden;\\n  display:\n... [TRUNCATED] ...\nba(0,0,0,0.1);\\n    color: #1e293b;\\n  }\\n  .course-card-name {\\n    color: #1d4ed8;\\n  }\\n  .course-card-teachers {\\n    color: #334155;\\n  }\\n  .course-card-dates {\\n    color: #64748b;\\n  }\\n  .course-card-stats {\\n    color: #15803d;\\n  }\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776562395451_0_lhvscs.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll update src/components/Timetable.css with the new styles for .label-actions and .stats-view-btn. Next, I'll modify src/App.tsx to handle the onViewStats callback from the Timetable component. I'll add the necessary signals to track the statistics view state and the selected course. Finally, I'll update the render method in App.tsx to include the CourseStatistics component. First, I'm updating the CSS.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "instruction": "Update grid-label and weekly-view-btn styles, and add label-actions and stats-view-btn styles in Timetable.css.",
    "file_path": "src/components/Timetable.css",
    "old_string": "/* リソースラベル (z-index: 25) */\n.grid-label {\n  background-color: #444;\n  color: #fff;\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n  padding: 0 10px;\n  font-weight: bold;\n  border-right: 1px solid #666;\n  border-bottom: 1px solid #555;\n  position: sticky;\n  left: 0;\n  z-index: 25;\n  min-width: 150px;\n  width: 150px;\n  height: 80px;\n  box-sizing: border-box;\n  justify-self: start;\n}\n\n.label-name {\n  flex: 1;\n  overflow: hidden;\n  text-overflow: ellipsis;\n  white-space: nowrap;\n}\n\n.weekly-view-btn {\n  background: #3b2b00;\n  color: #fbd38d;\n  border: 1px solid #744210;\n  border-radius: 4px;\n  padding: 4px;\n  margin-left: 4px;\n  cursor: pointer;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  transition: all 0.2s;\n  flex-shrink: 0;\n}\n\n.weekly-view-btn:hover {\n  background: #5a4a00;\n  color: #fff;\n}\n",
    "new_string": "/* リソースラベル (z-index: 25) */\n.grid-label {\n  background-color: #444;\n  color: #fff;\n  display: flex;\n  flex-direction: column;\n  justify-content: space-between;\n  align-items: flex-start;\n  padding: 8px 10px;\n  font-weight: bold;\n  border-right: 1px solid #666;\n  border-bottom: 1px solid #555;\n  position: sticky;\n  left: 0;\n  z-index: 25;\n  min-width: 150px;\n  width: 150px;\n  height: 80px;\n  box-sizing: border-box;\n  justify-self: start;\n}\n\n.label-name {\n  width: 100%;\n  overflow: hidden;\n  text-overflow: ellipsis;\n  white-space: nowrap;\n}\n\n.label-actions {\n  display: flex;\n  gap: 4px;\n  margin-top: auto;\n}\n\n.weekly-view-btn, .stats-view-btn {\n  background: #3b2b00;\n  color: #fbd38d;\n  border: 1px solid #744210;\n  border-radius: 4px;\n  padding: 4px;\n  cursor: pointer;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  transition: all 0.2s;\n  flex-shrink: 0;\n}\n\n.weekly-view-btn:hover {\n  background: #5a4a00;\n  color: #fff;\n}\n\n.stats-view-btn {\n  background: #234;\n  color: #8af;\n  border-color: #346;\n}\n\n.stats-view-btn:hover {\n  background: #345;\n  color: #fff;\n}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562405768_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/Timetable.css (1 replacements). Here is the updated code:\\n...\\n/* リソースラベル (z-index: 25) */\\n.grid-label {\\n  background-color: #444;\\n  color: #ff\n... [TRUNCATED] ...\n8af;\\n  border-color: #346;\\n}\\n\\n.stats-view-btn:hover {\\n  background: #345;\\n  color: #fff;\\n}\\n\\n@media (prefers-color-scheme: light) {\\n  .weekly-view-btn {\\n    background-color: #fffaf0;\\n    color: #9c4221;\\n    border-color: #fbd38d;\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562405768_0_k2r9r4.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll update src/App.tsx by first importing the CourseStatistics component. Then, I'll add the showCourseStatistics and selectedCourseIdForStats signals to manage the statistics view. Following that, I'll add the onViewStats handler to the Timetable component in the render method and include the CourseStatistics component as an overlay at the end of the App component's return statement. I'm starting now with the CourseStatistics import.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "old_string": "import { SubjectManager } from './components/SubjectManager';\nimport { PersonalMonthlyView } from './components/PersonalMonthlyView';\n",
    "new_string": "import { SubjectManager } from './components/SubjectManager';\nimport { CourseStatistics } from './components/CourseStatistics';\nimport { PersonalMonthlyView } from './components/PersonalMonthlyView';\n",
    "instruction": "Import CourseStatistics in App.tsx.",
    "file_path": "src/App.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562410625_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\\n...\\nimport { ProfileManager, ProfileMode } from './components/ProfileManager';\\nimport { SystemSettingMa\n... [TRUNCATED] ...\n { format, addDays, addMonths, getYear, getMonth, parseISO, differenceInMonths, startOfDay, startOfWeek } from 'date-fns';\\nimport { exportTimetableToExcel, exportPersonalMonthlyToExcel, exportCourseWeeklyToExcel } from './utils/excelExport';\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562410625_0_pwdkl.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll add the showCourseStatistics and selectedCourseIdForStats signals to src/App.tsx. Next, I'll update the Timetable component in the render method to include the onViewStats handler and include the CourseStatistics component as an overlay at the end of the App component's return statement. I'm starting now with the signals.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Add showCourseStatistics and selectedCourseIdForStats signals to App.tsx.",
    "old_string": "  const showColorThemeManager = useSignal<boolean>(false);\n  const showSubjectManager = useSignal<boolean>(false);\n  const editingEvent = useSignal<Partial<ScheduleEvent> | null>(null);\n",
    "new_string": "  const showColorThemeManager = useSignal<boolean>(false);\n  const showSubjectManager = useSignal<boolean>(false);\n  const showCourseStatistics = useSignal<boolean>(false);\n  const selectedCourseIdForStats = useSignal<string | null>(null);\n  const editingEvent = useSignal<Partial<ScheduleEvent> | null>(null);\n",
    "file_path": "src/App.tsx",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562416107_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\\n...\\n  const profileMode = useSignal<ProfileMode>('profile');\\n  const showSystemSettingManager = useSign\n... [TRUNCATED] ...\n\\n  const editingLesson = useSignal<Partial<Lesson> | null>(null);\\n  const editingCourseId = useSignal<string | null>(null);\\n  const editingRoomId = useSignal<string | null>(null);\\n  const editingTeacherId = useSignal<string | null>(null);\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562416107_0_0otfb.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update the Timetable component in src/App.tsx to include the onViewStats handler. This handler will set the selectedCourseIdForStats and showCourseStatistics signals. I'll also add the CourseStatistics component as an overlay at the end of the App component's return statement.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "            onViewWeekly={(courseId) => {\n              selectedCourseIdForWeekly.value = courseId;\n              showCourseWeekly.value = true;\n              showPersonalMonthly.value = false;\n            }}\n            onRoomClick={(room) => {\n",
    "file_path": "src/App.tsx",
    "instruction": "Add onViewStats handler to Timetable and render CourseStatistics overlay in App.tsx.",
    "new_string": "            onViewWeekly={(courseId) => {\n              selectedCourseIdForWeekly.value = courseId;\n              showCourseWeekly.value = true;\n              showPersonalMonthly.value = false;\n            }}\n            onViewStats={(courseId) => {\n              selectedCourseIdForStats.value = courseId;\n              showCourseStatistics.value = true;\n            }}\n            onRoomClick={(room) => {\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562421534_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\n            onViewWeekly={(courseId) => {\n              selectedCourseIdForWeekly.value = courseId;\n              showCourseWeekly.value = true;\n              showPersonalMonthly.value = false;\n            }}\n            onViewStats={(courseId) => {\n              selectedCourseIdForStats.value = courseId;\n              showCourseStatistics.value = true;\n            }}\n            onRoomClick={(room) => {\n              editingRoomId.value = room.id;\n              showRoomManager.value = true;\n            }}\n            onTeacherClick={(teacher) => {\n..."
  }
}

---

MODEL ✨

I will now add the CourseStatistics component as an overlay at the end of the App component's return statement. This will allow the statistics view to be displayed when the showCourseStatistics signal is set to true.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Render CourseStatistics overlay at the end of App component.",
    "old_string": "      {showColorThemeManager.value && (\n        <ColorThemeManager\n          backendUrl={BACKEND_URL}\n          onClose={() => showColorThemeManager.value = false}\n          onUpdate={fetchData}\n          themes={colorThemes.value}\n        />\n      )}\n    </div>\n  );\n}\n",
    "allow_multiple": false,
    "file_path": "src/App.tsx",
    "new_string": "      {showColorThemeManager.value && (\n        <ColorThemeManager\n          backendUrl={BACKEND_URL}\n          onClose={() => showColorThemeManager.value = false}\n          onUpdate={fetchData}\n          themes={colorThemes.value}\n        />\n      )}\n\n      {showCourseStatistics.value && selectedCourseIdForStats.value && (() => {\n        const course = resources.value.find(c => c.id === selectedCourseIdForStats.value);\n        if (!course) return null;\n        \n        // Fetch subjects if needed, but they are already managed in CourseManager.\n        // For simplicity, we'll fetch all subjects here too or rely on a global state.\n        // Since we don't have global subjects signal yet, we'll need to fetch them.\n        return (\n          <CourseStatistics\n            course={course}\n            subjects={[]} // Need to fetch or pass from a shared source\n            lessons={lessons.value}\n            periods={periods.value}\n            labels={resourceLabels.value}\n            onClose={() => {\n              showCourseStatistics.value = false;\n              selectedCourseIdForStats.value = null;\n            }}\n          />\n        );\n      })()}\n    </div>\n  );\n}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562436168_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\\n...\\n          onClose={() => showColorThemeManager.value = false}\\n          onUpdate={fetchData}\\n     \n... [TRUNCATED] ...\n     labels={resourceLabels.value}\\n            onClose={() => {\\n              showCourseStatistics.value = false;\\n              selectedCourseIdForStats.value = null;\\n            }}\\n          />\\n        );\\n      })()}\\n    </div>\\n  );\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562436168_0_u40w1r.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll add a subjects signal to src/App.tsx and ensure it's populated in fetchData. Then, I'll update the CourseStatistics component to use this signal. Finally, I'll remove the statistics-related logic and the "Stats" button from src/components/CourseManager.tsx. First, I'm adding the subjects signal and updating fetchData in App.tsx.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/App.tsx",
    "allow_multiple": false,
    "old_string": "  const lessons = useSignal<Lesson[]>([]);\n  const events = useSignal<ScheduleEvent[]>([]);\n  const sessionRestored = useSignal<boolean>(false);\n...\n      const responses = await Promise.all([\n        fetch(`${BACKEND_URL}/resources`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/lessons`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/events`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/holidays`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/periods`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/labels`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/settings`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/color-themes`, { credentials: 'include' })\n      ]);\n\n      const failed = responses.find(r => !r.ok);\n      if (failed) {\n        if (failed.status === 401) {\n          console.warn('Unauthorized access, logging out...');\n          handleLogout();\n        } else {\n          console.error(`Backend request failed with status ${failed.status}: ${failed.url}`);\n        }\n        return;\n      }\n\n      const [resResources, resLessons, resEvents, resHolidays, resPeriods, resLabels, resSettings, resThemes] = responses;\n\n      // すべてのJSONパースを並列で行う\n      const [dataResources, dataLessons, dataEvents, dataHolidays, dataPeriods, dataLabels, dataSettings, dataThemes] = await Promise.all([\n        resResources.json(),\n        resLessons.json(),\n        resEvents.json(),\n        resHolidays.json(),\n        resPeriods.json(),\n        resLabels.json(),\n        resSettings.json(),\n        resThemes.json()\n      ]);\n\n      resources.value = dataResources;\n      lessons.value = dataLessons;\n      events.value = dataEvents;\n      holidays.value = dataHolidays;\n      periods.value = dataPeriods;\n      resourceLabels.value = dataLabels || resourceLabels.value;\n      systemSettings.value = dataSettings;\n      colorThemes.value = dataThemes;\n",
    "instruction": "Add subjects signal and update fetchData to populate it in App.tsx.",
    "new_string": "  const lessons = useSignal<Lesson[]>([]);\n  const events = useSignal<ScheduleEvent[]>([]);\n  const subjects = useSignal<Subject[]>([]);\n  const sessionRestored = useSignal<boolean>(false);\n...\n      const responses = await Promise.all([\n        fetch(`${BACKEND_URL}/resources`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/lessons`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/events`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/holidays`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/periods`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/labels`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/settings`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/color-themes`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/subjects`, { credentials: 'include' })\n      ]);\n\n      const failed = responses.find(r => !r.ok);\n      if (failed) {\n        if (failed.status === 401) {\n          console.warn('Unauthorized access, logging out...');\n          handleLogout();\n        } else {\n          console.error(`Backend request failed with status ${failed.status}: ${failed.url}`);\n        }\n        return;\n      }\n\n      const [resResources, resLessons, resEvents, resHolidays, resPeriods, resLabels, resSettings, resThemes, resSubjects] = responses;\n\n      // すべてのJSONパースを並列で行う\n      const [dataResources, dataLessons, dataEvents, dataHolidays, dataPeriods, dataLabels, dataSettings, dataThemes, dataSubjects] = await Promise.all([\n        resResources.json(),\n        resLessons.json(),\n        resEvents.json(),\n        resHolidays.json(),\n        resPeriods.json(),\n        resLabels.json(),\n        resSettings.json(),\n        resThemes.json(),\n        resSubjects.json()\n      ]);\n\n      resources.value = dataResources;\n      lessons.value = dataLessons;\n      events.value = dataEvents;\n      holidays.value = dataHolidays;\n      periods.value = dataPeriods;\n      resourceLabels.value = dataLabels || resourceLabels.value;\n      systemSettings.value = dataSettings;\n      colorThemes.value = dataThemes;\n      subjects.value = dataSubjects;\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562453098_0",
  "name": "replace",
  "response": {
    "error": "Failed to edit, 0 occurrences found for old_string in src/App.tsx. Ensure you're not escaping content incorrectly and check whitespace, indentation, and context. Use read_file tool to verify."
  }
}

---

MODEL ✨

I'll modify src/App.tsx in two separate replace calls to avoid issues with large blocks and ensure correct integration. First, I'll add the subjects signal and update the fetchData function's Promise.all and JSON parsing. Next, I'll update the CourseStatistics component to use the new subjects signal. First, adding the signal and updating fetchData.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "new_string": "  const lessons = useSignal<Lesson[]>([]);\n  const events = useSignal<ScheduleEvent[]>([]);\n  const subjects = useSignal<Subject[]>([]);\n  const sessionRestored = useSignal<boolean>(false);\n",
    "instruction": "Add subjects signal to App.tsx.",
    "file_path": "src/App.tsx",
    "old_string": "  const lessons = useSignal<Lesson[]>([]);\n  const events = useSignal<ScheduleEvent[]>([]);\n  const sessionRestored = useSignal<boolean>(false);\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562457545_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\n  const showSettingsDropdown = useSignal<boolean>(false);\n  const showUserDropdown = useSignal<boolean>(false);\n  const resources = useSignal<Resource[]>([]);\n  const lessons = useSignal<Lesson[]>([]);\n  const events = useSignal<ScheduleEvent[]>([]);\n  const subjects = useSignal<Subject[]>([]);\n  const sessionRestored = useSignal<boolean>(false);\n\n  // Auth signals\n  const user = useSignal<User | null>(null);\n  const authError = useSignal<string | undefined>(undefined);\n..."
  }
}

---

MODEL ✨

I will now update the fetchData function in src/App.tsx to include fetching subjects from the backend. This will ensure that the subjects signal is properly populated and can be used by the CourseStatistics component.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "instruction": "Update fetchData to include subjects in App.tsx.",
    "file_path": "src/App.tsx",
    "old_string": "      const responses = await Promise.all([\n        fetch(`${BACKEND_URL}/resources`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/lessons`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/events`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/holidays`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/periods`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/labels`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/settings`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/color-themes`, { credentials: 'include' })\n      ]);\n\n      const failed = responses.find(r => !r.ok);\n      if (failed) {\n        if (failed.status === 401) {\n          console.warn('Unauthorized access, logging out...');\n          handleLogout();\n        } else {\n          console.error(`Backend request failed with status ${failed.status}: ${failed.url}`);\n        }\n        return;\n      }\n\n      const [resResources, resLessons, resEvents, resHolidays, resPeriods, resLabels, resSettings, resThemes] = responses;\n\n      // すべてのJSONパースを並列で行う\n      const [dataResources, dataLessons, dataEvents, dataHolidays, dataPeriods, dataLabels, dataSettings, dataThemes] = await Promise.all([\n        resResources.json(),\n        resLessons.json(),\n        resEvents.json(),\n        resHolidays.json(),\n        resPeriods.json(),\n        resLabels.json(),\n        resSettings.json(),\n        resThemes.json()\n      ]);\n\n      resources.value = dataResources;\n      lessons.value = dataLessons;\n      events.value = dataEvents;\n      holidays.value = dataHolidays;\n      periods.value = dataPeriods;\n      resourceLabels.value = dataLabels || resourceLabels.value;\n      systemSettings.value = dataSettings;\n      colorThemes.value = dataThemes;\n",
    "new_string": "      const responses = await Promise.all([\n        fetch(`${BACKEND_URL}/resources`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/lessons`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/events`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/holidays`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/periods`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/labels`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/settings`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/color-themes`, { credentials: 'include' }),\n        fetch(`${BACKEND_URL}/subjects`, { credentials: 'include' })\n      ]);\n\n      const failed = responses.find(r => !r.ok);\n      if (failed) {\n        if (failed.status === 401) {\n          console.warn('Unauthorized access, logging out...');\n          handleLogout();\n        } else {\n          console.error(`Backend request failed with status ${failed.status}: ${failed.url}`);\n        }\n        return;\n      }\n\n      const [resResources, resLessons, resEvents, resHolidays, resPeriods, resLabels, resSettings, resThemes, resSubjects] = responses;\n\n      // すべてのJSONパースを並列で行う\n      const [dataResources, dataLessons, dataEvents, dataHolidays, dataPeriods, dataLabels, dataSettings, dataThemes, dataSubjects] = await Promise.all([\n        resResources.json(),\n        resLessons.json(),\n        resEvents.json(),\n        resHolidays.json(),\n        resPeriods.json(),\n        resLabels.json(),\n        resSettings.json(),\n        resThemes.json(),\n        resSubjects.json()\n      ]);\n\n      resources.value = dataResources;\n      lessons.value = dataLessons;\n      events.value = dataEvents;\n      holidays.value = dataHolidays;\n      periods.value = dataPeriods;\n      resourceLabels.value = dataLabels || resourceLabels.value;\n      systemSettings.value = dataSettings;\n      colorThemes.value = dataThemes;\n      subjects.value = dataSubjects;\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562475845_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\\n...\\n        fetch(`${BACKEND_URL}/events`, { credentials: 'include' }),\\n        fetch(`${BACKEND_URL}/h\n... [TRUNCATED] ...\nngs;\\n      colorThemes.value = dataThemes;\\n      subjects.value = dataSubjects;\\n\\n      console.log('Successfully fetched all data from backend');\\n    } catch (err) {\\n      console.error('Failed to fetch data from backend:', err);\\n    }\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562475845_0_bahyfd.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update the CourseStatistics component call in src/App.tsx to use the global subjects signal. This will ensure that the statistics are calculated correctly using the fetched subject data. After this, I'll remove the statistics-related code from src/components/CourseManager.tsx.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Pass global subjects signal to CourseStatistics in App.tsx.",
    "file_path": "src/App.tsx",
    "allow_multiple": false,
    "old_string": "        return (\n          <CourseStatistics\n            course={course}\n            subjects={[]} // Need to fetch or pass from a shared source\n            lessons={lessons.value}\n            periods={periods.value}\n            labels={resourceLabels.value}\n            onClose={() => {\n              showCourseStatistics.value = false;\n              selectedCourseIdForStats.value = null;\n            }}\n          />\n        );\n",
    "new_string": "        return (\n          <CourseStatistics\n            course={course}\n            subjects={subjects.value}\n            lessons={lessons.value}\n            periods={periods.value}\n            labels={resourceLabels.value}\n            onClose={() => {\n              showCourseStatistics.value = false;\n              selectedCourseIdForStats.value = null;\n            }}\n          />\n        );\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562481068_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\n        // For simplicity, we'll fetch all subjects here too or rely on a global state.\n        // Since we don't have global subjects signal yet, we'll need to fetch them.\n        return (\n          <CourseStatistics\n            course={course}\n            subjects={subjects.value}\n            lessons={lessons.value}\n            periods={periods.value}\n            labels={resourceLabels.value}\n            onClose={() => {\n              showCourseStatistics.value = false;\n..."
  }
}

---

MODEL ✨

I will now remove the statistics-related logic and the "Stats" button from src/components/CourseManager.tsx. This includes removing the CourseStatistics import, the viewingStatsCourseId state, the lessons prop, and the "Stats" button from the course list. I'll also remove the code that renders the CourseStatistics component within CourseManager. First, I'll update the imports and Props interface.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "import { CourseType, Subject, ResourceLabels, SystemSetting, Resource, Lesson, TimePeriod } from '../types';\nimport './CourseManager.css';\n\ninterface Props {\n  backendUrl: string;\n  onClose: () => void;\n  onUpdate: () => Promise<void> | void;\n  resources: Resource[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  initialCourseId?: string | null;\n  isAdmin?: boolean;\n}\n\nexport function CourseManager({ backendUrl, onClose, onUpdate, resources, labels, systemSettings, initialCourseId, isAdmin = true }: Props) {\n  const { t } = useTranslation();\n  const [editingCourseId, setEditingCourseId] = useState<string | null>(initialCourseId || null);\n  const [coursesList, setCoursesList] = useState<Resource[]>([]);\n",
    "instruction": "Remove CourseStatistics integration from CourseManager.tsx.",
    "old_string": "import { CourseType, Subject, ResourceLabels, SystemSetting, Resource, Lesson, TimePeriod } from '../types';\nimport { CourseStatistics } from './CourseStatistics';\nimport './CourseManager.css';\n\ninterface Props {\n  backendUrl: string;\n  onClose: () => void;\n  onUpdate: () => Promise<void> | void;\n  resources: Resource[];\n  lessons: Lesson[];\n  periods: TimePeriod[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  initialCourseId?: string | null;\n  isAdmin?: boolean;\n}\n\nexport function CourseManager({ backendUrl, onClose, onUpdate, resources, lessons, periods, labels, systemSettings, initialCourseId, isAdmin = true }: Props) {\n  const { t } = useTranslation();\n  const [editingCourseId, setEditingCourseId] = useState<string | null>(initialCourseId || null);\n  const [viewingStatsCourseId, setViewingStatsCourseId] = useState<string | null>(null);\n  const [coursesList, setCoursesList] = useState<Resource[]>([]);\n",
    "file_path": "src/components/CourseManager.tsx",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562487367_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\\nimport { useState, useEffect, useRef } from 'preact/hooks';\\nimport { useTranslation\n... [TRUNCATED] ...\n<Resource[]>([]);\\n  const [statusMessage, setStatusMessage] = useState<string | null>(null);\\n  const [showDuplicateLessons, setShowDuplicateLessons] = useState(false);\\n  \\n  const [courseTypes, setCourseTypes] = useState<CourseType[]>([]);\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562487367_0_4uv0z.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now remove the "Stats" button and the CourseStatistics component call from src/components/CourseManager.tsx. This will complete the process of moving the statistics functionality to the Timetable component.Tool Command:

{
  "name": "replace",
  "args": {
    "instruction": "Remove Stats button and CourseStatistics call from CourseManager.tsx.",
    "new_string": "                          <td>\n                            <div className=\"action-buttons\">\n                              <button className=\"edit-btn\" onClick={() => setEditingCourseId(c.id)}>{isAdmin ? t('Edit') : t('View')}</button>\n                              {isAdmin && <button className=\"delete-btn\" onClick={() => handleDelete(c.id)}>{t('Delete')}</button>}\n                            </div>\n                          </td>\n                        </tr>\n                      );\n                    })}\n                  </tbody>\n                </table>\n              </div>\n              {isAdmin && <p className=\"hint-text\">{t('Drag and drop rows or use arrows to change order')}</p>}\n              {isAdmin && (\n                <div className=\"list-footer\">\n                  <button className=\"save-order-button\" onClick={handleSaveOrder}>{t('Save Order')}</button>\n                </div>\n              )}\n            </>\n",
    "allow_multiple": false,
    "old_string": "                          <td>\n                            <div className=\"action-buttons\">\n                              <button className=\"edit-btn\" onClick={() => setEditingCourseId(c.id)}>{isAdmin ? t('Edit') : t('View')}</button>\n                              <button className=\"edit-btn\" style={{ backgroundColor: '#4a90e2', color: '#fff' }} onClick={() => setViewingStatsCourseId(c.id)}>{t('Stats')}</button>\n                              {isAdmin && <button className=\"delete-btn\" onClick={() => handleDelete(c.id)}>{t('Delete')}</button>}\n                            </div>\n                          </td>\n                        </tr>\n                      );\n                    })}\n                  </tbody>\n                </table>\n              </div>\n              {isAdmin && <p className=\"hint-text\">{t('Drag and drop rows or use arrows to change order')}</p>}\n              {isAdmin && (\n                <div className=\"list-footer\">\n                  <button className=\"save-order-button\" onClick={handleSaveOrder}>{t('Save Order')}</button>\n                </div>\n              )}\n              {viewingStatsCourseId && (() => {\n                const course = courses.find(c => c.id === viewingStatsCourseId);\n                return course ? (\n                  <CourseStatistics \n                    course={course}\n                    subjects={allSubjects}\n                    lessons={lessons}\n                    periods={periods}\n                    labels={labels}\n                    onClose={() => setViewingStatsCourseId(null)}\n                  />\n                ) : null;\n              })()}\n            </>\n",
    "file_path": "src/components/CourseManager.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562500752_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseManager.tsx (1 replacements). Here is the updated code:\\n...\\n                              .map(tid => getTeacherName(tid)).join(', ') || '-\n... [TRUNCATED] ...\n)}\\n            </>\\n          ) : (\\n            <div className=\\\"course-form\\\">\\n              <h3>{editingCourseId === 'new' ? t('Add New {{resource}}', { resource: labels.course }) : (isAdmin ? t('Edit') : t('View'))}</h3>\\n              \\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562500752_0_x01yi.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now increase the width of the CourseStatistics box in src/components/CourseStatistics.css by changing the max-width to 1100px. Then, I'll run the build command to verify all changes.Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": ".course-statistics-box {\n  background-color: #242424;\n  color: #fff;\n  padding: 20px;\n  border-radius: 8px;\n  width: 95%;\n  max-width: 1100px;\n  max-height: 85vh;\n  display: flex;\n  flex-direction: column;\n  box-shadow: 0 4px 12px rgba(0,0,0,0.5);\n}\n",
    "instruction": "Increase max-width of course-statistics-box to 1100px.",
    "file_path": "src/components/CourseStatistics.css",
    "old_string": ".course-statistics-box {\n  background-color: #242424;\n  color: #fff;\n  padding: 20px;\n  border-radius: 8px;\n  width: 90%;\n  max-width: 900px;\n  max-height: 85vh;\n  display: flex;\n  flex-direction: column;\n  box-shadow: 0 4px 12px rgba(0,0,0,0.5);\n}\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562505920_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseStatistics.css (1 replacements). Here is the updated code:\n...\n.course-statistics-box {\n  background-color: #242424;\n  color: #fff;\n  padding: 20px;\n  border-radius: 8px;\n  width: 95%;\n  max-width: 1100px;\n  max-height: 85vh;\n  display: flex;\n  flex-direction: column;\n  box-shadow: 0 4px 12px rgba(0,0,0,0.5);\n}\n..."
  }
}

---

MODEL ✨

I will now run the build command npm run build && cd backend && npm run build to verify the application and backend changes.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776562517731_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/App.tsx:69:30 - error TS2304: Cannot find name 'Subject'.\n\n69   const subjects = useSignal<Subject[]>([]);\n                                ~~~~~~~\n\nsrc/App.tsx:775:11 - error TS2322: Type '{ backendUrl: any; onClose: () => void; onUpdate: () => Promise<void>; resources: Resource[]; lessons: Lesson[]; periods: TimePeriod[]; labels: ResourceLabels; systemSettings: SystemSetting | null; initialCourseId: string | null; isAdmin: boolean; }' is not assignable to type 'IntrinsicAttributes & Props'.\n  Property 'lessons' does not exist on type 'IntrinsicAttributes & Props'.\n\n775           lessons={lessons.value}\n              ~~~~~~~\n\n\nFound 2 errors in the same file, starting at: src/App.tsx:69\nExit Code: 2\nProcess Group PGID: 174036"
  }
}

---

MODEL ✨

I'll resolve the TypeScript errors in src/App.tsx. First, I'll add Subject to the import list from ./types. Then, I'll remove the lessons prop from the CourseManager call, as it's no longer needed there after moving the statistics logic. Following these changes, I'll run the build again. I'm starting now by fixing the imports.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "file_path": "src/App.tsx",
    "new_string": "import { Resource, Lesson, ScheduleEvent, ResourceType, ViewType, Holiday, ResourceLabels, User, AuthResponse, TimePeriod, SystemSetting, ColorTheme, Subject } from './types';\n",
    "instruction": "Add Subject to imports in App.tsx.",
    "old_string": "import { Resource, Lesson, ScheduleEvent, ResourceType, ViewType, Holiday, ResourceLabels, User, AuthResponse, TimePeriod, SystemSetting, ColorTheme } from './types';\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562524258_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\\n...\\nimport { ColorThemeManager } from './components/ColorThemeManager';\\nimport { SubjectManager } from \n... [TRUNCATED] ...\nfDay, startOfWeek } from 'date-fns';\\nimport { exportTimetableToExcel, exportPersonalMonthlyToExcel, exportCourseWeeklyToExcel } from './utils/excelExport';\\n\\nconst BACKEND_URL = import.meta.env.VITE_API_URL || 'http://localhost:3001/api';\\n\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776562524258_0_qljact.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now remove the lessons prop from the CourseManager call in src/App.tsx. This is no longer necessary as the statistics feature has been moved to the Timetable component. After this, I'll run the build again to confirm all TypeScript errors are resolved.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "          onUpdate={fetchData}\n          resources={resources.value}\n          lessons={lessons.value}\n          periods={periods.value}\n          labels={resourceLabels.value}\n",
    "allow_multiple": false,
    "new_string": "          onUpdate={fetchData}\n          resources={resources.value}\n          periods={periods.value}\n          labels={resourceLabels.value}\n",
    "instruction": "Remove lessons prop from CourseManager call in App.tsx.",
    "file_path": "src/App.tsx"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562536779_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\n            showCourseManager.value = false;\n            editingCourseId.value = null;\n          }}\n          onUpdate={fetchData}\n          resources={resources.value}\n          periods={periods.value}\n          labels={resourceLabels.value}\n          systemSettings={systemSettings.value}\n          initialCourseId={editingCourseId.value}\n          isAdmin={user.value?.role === 'ADMIN'}\n..."
  }
}

---

MODEL ✨

I will run the build command again: npm run build && cd backend && npm run build.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776562540822_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/App.tsx:775:11 - error TS2322: Type '{ backendUrl: any; onClose: () => void; onUpdate: () => Promise<void>; resources: Resource[]; periods: TimePeriod[]; labels: ResourceLabels; systemSettings: SystemSetting | null; initialCourseId: string | null; isAdmin: boolean; }' is not assignable to type 'IntrinsicAttributes & Props'.\n  Property 'periods' does not exist on type 'IntrinsicAttributes & Props'.\n\n775           periods={periods.value}\n              ~~~~~~~\n\n\nFound 1 error in src/App.tsx:775\nExit Code: 2\nProcess Group PGID: 174097"
  }
}

---

MODEL ✨

I'll fix the TypeScript error by removing the periods prop from the CourseManager call in src/App.tsx, as it's no longer needed there either. After that, I'll run the build again to confirm everything is correct.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/App.tsx",
    "old_string": "          onUpdate={fetchData}\n          resources={resources.value}\n          periods={periods.value}\n          labels={resourceLabels.value}\n",
    "instruction": "Remove periods prop from CourseManager call in App.tsx.",
    "new_string": "          onUpdate={fetchData}\n          resources={resources.value}\n          labels={resourceLabels.value}\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776562552817_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/App.tsx (1 replacements). Here is the updated code:\n...\n            showCourseManager.value = false;\n            editingCourseId.value = null;\n          }}\n          onUpdate={fetchData}\n          resources={resources.value}\n          labels={resourceLabels.value}\n          systemSettings={systemSettings.value}\n          initialCourseId={editingCourseId.value}\n          isAdmin={user.value?.role === 'ADMIN'}\n        />\n..."
  }
}

---

MODEL ✨

I will run the build command again: npm run build && cd backend && npm run build.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776562556434_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 910 modules transformed.\ncomputing gzip size...\ndist/index.html                               0.39 kB │ gzip:   0.27 kB\ndist/assets/index-DAM-rWsO.css               56.51 kB │ gzip:   8.63 kB\ndist/assets/browser-ponyfill-wKC5Mcur.js     10.45 kB │ gzip:   3.55 kB\ndist/assets/index-B8SrqrxD.js             1,202.37 kB │ gzip: 333.25 kB\n\n✓ built in 521ms\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\n\n> scholatile-backend@1.0.0 build\n> tsc\nProcess Group PGID: 174162"
  }
}

---

MODEL ✨

統計ボタンを Timetable のリソース列に移動し、統計画面の幅を広げました。

変更内容

1. Timetable コンポーネントへの移動:
   • viewMode が「講座」の場合、リソース名の横に統計アイコン（棒グラフのアイコン）を表示するようにしました。
   • CourseManager 内の統計ボタンは削除しました。
2. CourseStatistics の幅の拡大:
   • CourseStatistics.css を更新し、max-width を 1100px、width を 95% に拡大しました。これにより、階層が深い場合やデータが多い場合でも見やすくなりました。
3. 状態管理の共通化 (App.tsx):
   • 統計画面を App.tsx レベルのオーバーレイとして管理するように変更しました。
   • これに伴い、subjects データをグローバルに取得・保持するように fetchData を強化しました。
4. コードの整理:
   • CourseManager から不要になった props (lessons, periods) やロジックを削除し、コンポーネントを軽量化しました。

これで、スケジュールを確認しながら、各講座の横にあるアイコンをクリックするだけで、即座に配当・割当状況を確認できるようになりました。

---

USER 🧑‍💻

[1] Failed to save lesson: PrismaClientValidationError:
[1] Invalid prisma.lesson.update() invocation in
[1] /home/yasumichi/projects/Education-Scheduler/backend/src/index.ts:879:42
[1]
[1] 876 data.room = { disconnect: true };
[1] 877 }
[1] 878
[1] → 879 const lesson = await prisma.lesson.update({
[1] where: {
[1] id: "c77f8084-8f8a-49c2-b533-5cf8bdeb605d"
[1] },
[1] data: {
[1] subject: "テスト1",
[1] subjectId: "48be618a-1bba-4a5a-a66c-8fda2c782b95",
[1] ~~~~~~~~~
[1] location: null,
[1] startDate: "2026-04-01",
[1] startPeriodId: "p1",
[1] endDate: "2026-04-01",
[1] endPeriodId: "p4",
[1] remarks: null,
[1] externalTeacher: null,
[1] externalSubTeachers: null,
[1] course: {
[1] connect: {
[1] id: "ba3ff4b0-32e7-4236-a974-5e63931c0524"
[1] }
[1] },
[1] subTeachers: {
[1] set: [],
[1] connect: []
[1] },
[1] deliveryMethods: {
[1] set: [],
[1] connect: []
[1] },
[1] teacher: {
[1] disconnect: true
[1] },
[1] room: {
[1] connect: {
[1] id: "r1"
[1] }
[1] },
[1] ? id?: String | StringFieldUpdateOperationsInput,
[1] ? subjectRef?: SubjectUpdateOneWithoutLessonsNestedInput
[1] },
[1] include: {
[1] subTeachers: true,
[1] deliveryMethods: true
[1] }
[1] })
[1]
[1] Unknown argument subjectId. Did you mean subject? Available options are marked with ?.
[1] at throwValidationException (/home/yasumichi/projects/Education-Scheduler/backend/node_modules/@prisma/client/src/runtime/core/errorRendering/throwValidationException.ts:46:9)
[1] at Gr.handleRequestError (/home/yasumichi/projects/Education-Scheduler/backend/node_modules/@prisma/client/src/runtime/RequestHandler.ts:211:7)
[1] at Gr.handleAndLogRequestError (/home/yasumichi/projects/Education-Scheduler/backend/node_modules/@prisma/client/src/runtime/RequestHandler.ts:183:12)
[1] at Gr.request (/home/yasumichi/projects/Education-Scheduler/backend/node_modules/@prisma/client/src/runtime/RequestHandler.ts:152:12)
[1] at processTicksAndRejections (node:internal/process/task_queues:104:5)
[1] at a (/home/yasumichi/projects/Education-Scheduler/backend/node_modules/@prisma/client/src/runtime/getPrismaClient.ts:938:24)
[1] at /home/yasumichi/projects/Education-Scheduler/backend/src/index.ts:879:22 {
[1] clientVersion: '7.7.0'
[1] }

---

MODEL ✨

I will read backend/src/index.ts around line 879 to investigate the PrismaClientValidationError and understand why subjectId is being rejected.Tool Command:

{
  "name": "read_file",
  "args": {
    "end_line": 900,
    "start_line": 830,
    "file_path": "backend/src/index.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776562999762_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"\\nIMPORTANT: The file content has been truncated.\\nStatus: Showing lines 830-900 of 1645 total lines.\\nAction: To read more of the file, you can use the 'start_line' and 'end_line' parameters in a subsequent 'read_file' call. For examp\n... [TRUNCATED] ...\nubTeachers: {\\n          connect: subTeachersConnect\\n        },\\n        deliveryMethods: {\\n          connect: deliveryMethodsConnect\\n        }\\n      };\\n\\n      if (teacherId) {\\n        data.teacher = { connect: { id: teacherId } };\\n      }\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776562999762_0_j97ih9.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will read backend/prisma/schema.prisma to confirm that the subjectId field and its relation are correctly defined.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "backend/prisma/schema.prisma"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776563010952_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"generator client {\\n  provider = \\\"prisma-client-js\\\"\\n}\\n\\ndatasource db {\\n  provider = \\\"postgresql\\\"\\n}\\n\\nmodel User {\\n  id       String    @id @default(uuid())\\n  email    String    @unique\\n  password String\\n  role     UserRol\n... [TRUNCATED] ...\nackground String\\n  foreground String\\n  order      Int           @default(0)\\n}\\n\\nenum ColorCategory {\\n  EVENT\\n  LESSON\\n  HOLIDAY\\n}\\n\\nenum ResourceType {\\n  room\\n  teacher\\n  course\\n}\\n\\nenum UserRole {\\n  ADMIN\\n  TEACHER\\n  STUDENT\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776563010952_0_vv9i3q.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will modify backend/src/index.ts to use the subjectRef relation field instead of the subjectId scalar field, which should resolve the PrismaClientValidationError. I'll first update the commonData object and then adjust the update and create blocks to correctly handle the subjectRef connection or disconnection.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "old_string": "    // Common data\n    const commonData = {\n      subject,\n      subjectId: subjectId || null,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n      remarks: remarks || null,\n      externalTeacher: externalTeacher || null,\n      externalSubTeachers: externalSubTeachers || null,\n    };\n\n    if (id) {\n",
    "instruction": "Change subjectId to subjectRef connection logic in POST /api/lessons to fix Prisma validation error.",
    "file_path": "backend/src/index.ts",
    "new_string": "    // Common data\n    const commonData: any = {\n      subject,\n      location: location || null,\n      startDate,\n      startPeriodId,\n      endDate,\n      endPeriodId,\n      remarks: remarks || null,\n      externalTeacher: externalTeacher || null,\n      externalSubTeachers: externalSubTeachers || null,\n    };\n\n    if (subjectId) {\n      commonData.subjectRef = { connect: { id: subjectId } };\n    } else {\n      // If we are updating and subjectId is null, disconnect\n      if (id) commonData.subjectRef = { disconnect: true };\n    }\n\n    if (id) {\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563019323_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/backend/src/index.ts (1 replacements). Here is the updated code:\\n...\\n\\n    const subTeachersConnect = subTeacherIds?.map((tid: string) => ({ id: tid })) || [];\\\n... [TRUNCATED] ...\nnd subjectId is null, disconnect\\n      if (id) commonData.subjectRef = { disconnect: true };\\n    }\\n\\n    if (id) {\\n      // Update (Update)\\n      const data: any = {\\n        ...commonData,\\n        course: { connect: { id: courseId } },\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776563019323_0_65npy.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will check the GET /api/lessons endpoint in backend/src/index.ts to ensure it returns the subjectId field. Following that, I'll recommend running npx prisma db push to synchronize the database schema with the Prisma schema.Tool Command:

{
  "name": "grep_search",
  "args": {
    "pattern": "app.get\\('/api/lessons'",
    "before": 5,
    "after": 10
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776563025455_0",
  "name": "grep_search",
  "response": {
    "output": "Found 1 match for pattern \"app.get\\('/api/lessons'\" in path \".\":\n---\nFile: backend/src/index.ts\nL733-     res.status(500).json({ error: 'Failed to duplicate lessons' });\nL734-   }\nL735- });\nL736- \nL737- // Fetch lessons (Auth required)\nL738: app.get('/api/lessons', verifyToken, async (req, res) => {\nL739-   try {\nL740-     const lessons = await prisma.lesson.findMany({\nL741-       include: {\nL742-         subTeachers: {\nL743-           select: { id: true }\nL744-         },\nL745-         deliveryMethods: {\nL746-           select: { id: true, name: true, color: true }\nL747-         }\nL748-       }\n---"
  }
}

---

MODEL ✨

I will run npx prisma db push in the backend directory to ensure the database schema is synchronized with the updated Prisma schema, including the newly added subjectId field.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cd backend && npx prisma db push"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563030896_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: Loaded Prisma config from prisma.config.ts.\n\nPrisma schema loaded from prisma/schema.prisma.\nDatasource \"db\": PostgreSQL database \"edugrid\", schema \"public\" at \"localhost:5432\"\n\nThe database is already in sync with the Prisma schema.\nProcess Group PGID: 175701"
  }
}

---

MODEL ✨

I will review the create logic in the POST /api/lessons endpoint in backend/src/index.ts to ensure that commonData, which now utilizes subjectRef, is correctly integrated.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "backend/src/index.ts",
    "end_line": 940,
    "start_line": 900
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776563036839_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"\\nIMPORTANT: The file content has been truncated.\\nStatus: Showing lines 900-940 of 1651 total lines.\\nAction: To read more of the file, you can use the 'start_line' and 'end_line' parameters in a subsequent 'read_file' call. For examp\n... [TRUNCATED] ...\napp.post('/api/delivery-methods', verifyToken, async (req: AuthRequest, res) => {\\n  if (req.user?.role !== UserRole.ADMIN) {\\n    return res.status(403).json({ error: 'Access denied. Admin role required.' });\\n  }\\n  const { methods } = req.body;\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776563036839_0_aqv2wq.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will run the build command npm run build && cd backend && npm run build to ensure that the recent changes to backend/src/index.ts haven't introduced any new issues.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563048062_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 910 modules transformed.\ncomputing gzip size...\ndist/index.html                               0.39 kB │ gzip:   0.27 kB\ndist/assets/index-DAM-rWsO.css               56.51 kB │ gzip:   8.63 kB\ndist/assets/browser-ponyfill-wKC5Mcur.js     10.45 kB │ gzip:   3.55 kB\ndist/assets/index-B8SrqrxD.js             1,202.37 kB │ gzip: 333.25 kB\n\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\n✓ built in 510ms\n\n> scholatile-backend@1.0.0 build\n> tsc\nProcess Group PGID: 175847"
  }
}

---

MODEL ✨

授業の保存時に発生していた PrismaClientValidationError を修正しました。

原因

Prisma 7.x の update および create メソッドにおいて、リレーションの外部キーとなるスカラーフィールド（subjectId）を直接更新しようとした際、リレーションフィールド（subjectRef）と競合するか、設定によりスカラーフィールドの直接指定が許可されていない状態であったため、バリデーションエラーが発生していました。

修正内容

backend/src/index.ts:

• POST /api/lessons エンドポイントにおいて、subjectId スカラーフィールドを直接指定するのではなく、Prisma のリレーション構文である { subjectRef: { connect: { id: subjectId } } } を使用するようにロジックを変更しました。
• subjectId が未指定（null）の場合は、既存のリレーションを解除（disconnect）するように対応しました。

これにより、Prisma のバリデーションを通過し、授業の保存（作成・更新）が正常に行えるようになります。再度保存を試みてください。

---

USER 🧑‍💻

Couse の配当・割当統計を Excel にエクスポートできるようにする。(GEMINI.mdにも反映)

---

MODEL ✨

I will read src/utils/excelExport.ts to understand the current implementation of Excel exports and patterns.Tool Command:

{
  "name": "read_file",
  "args": {
    "file_path": "src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776563520922_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"import ExcelJS from 'exceljs';\\nimport { saveAs } from 'file-saver';\\nimport { \\n  format, startOfDay, parseISO, isSameDay, isAfter, isBefore, addDays, addMonths, getYear, differenceInDays,\\n  startOfMonth, endOfMonth, startOfWeek, end\n... [TRUNCATED] ...\nook.xlsx.writeBuffer();\\n    const fileName = `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`;\\n    saveAs(new Blob([buffer]), fileName);\\n  } catch (err) {\\n    console.error('Course Weekly Export Error:', err);\\n  }\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776563520922_0_plzgcj.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll add the exportCourseStatisticsToExcel function to src/utils/excelExport.ts. This function will take a recursive tree structure of statistics and export it to an Excel file, including headers for Large, Middle, and Small subjects, along with Assigned, Scheduled, and Difference columns. I'll also add a "Grand Total" row at the end. Next, I'll update src/components/CourseStatistics.tsx to include an "Export to Excel" button that calls this new function. Finally, I'll update GEMINI.md. I'm starting now by adding the export function to src/utils/excelExport.ts.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "new_string": "export async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n...\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[]; // StatRow[]\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n\n    // 1. Title\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = `${t('Course Statistics')}: ${courseName}`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n\n    // 2. Headers\n    const headers = [\n      labels.subjectLarge,\n      labels.subjectMiddle,\n      labels.subjectSmall,\n      t('Assigned'),\n      t('Scheduled'),\n      t('Diff')\n    ];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n\n    worksheet.getColumn(1).width = 25; // Large\n    worksheet.getColumn(2).width = 25; // Middle\n    worksheet.getColumn(3).width = 30; // Small\n    worksheet.getColumn(4).width = 12; // Assigned\n    worksheet.getColumn(5).width = 12; // Scheduled\n    worksheet.getColumn(6).width = 12; // Diff\n\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) {\n            xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n          }\n        }\n\n        if (row.level === 1) {\n          totalAssigned += row.assigned;\n          totalScheduled += row.scheduled;\n        }\n\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n\n    addRows(stats);\n\n    // Grand Total\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n\n    const buffer = await workbook.xlsx.writeBuffer();\n    const fileName = `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`;\n    saveAs(new Blob([buffer]), fileName);\n  } catch (err) {\n    console.error('Course Statistics Export Error:', err);\n  }\n}\n",
    "file_path": "src/utils/excelExport.ts",
    "instruction": "Add exportCourseStatisticsToExcel function to excelExport.ts.",
    "old_string": "export async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n...\n}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563536597_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/utils/excelExport.ts (1 replacements). Here is the updated code:\\n...\\n    saveAs(new Blob([buffer]), fileName);\\n  } catch (err) {\\n    console.error('Person\n... [TRUNCATED] ...\nn}\\n\\n    const workbook = new ExcelJS.Workbook();\\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\\n\\n    const course = resources.find(r => r.id === courseId);\\n    if (!course) return;\\n\\n... Applied fuzzy match at line 822-834.\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776563536597_0_y0qrud.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will now update src/components/CourseStatistics.tsx to import exportCourseStatisticsToExcel and add a button to the JSX that triggers this function. I'll also add a "Download" icon to the button. After this, I'll update GEMINI.md. First, I'm updating src/components/CourseStatistics.tsx.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/components/CourseStatistics.tsx",
    "old_string": "import { useMemo } from 'preact/hooks';\nimport { useTranslation } from 'react-i18next';\nimport { CourseType, Subject, Lesson, TimePeriod, ResourceLabels, Resource } from '../types';\nimport { parseISO, differenceInDays } from 'date-fns';\nimport './CourseStatistics.css';\n...\n  return (\n    <div className=\"course-statistics-overlay\">\n      <div className=\"course-statistics-box\">\n        <div className=\"dialog-header\">\n          <h2>{t('Course Statistics')}: {course.name}</h2>\n          <button className=\"close-button\" onClick={onClose}>×</button>\n        </div>\n",
    "new_string": "import { useMemo } from 'preact/hooks';\nimport { useTranslation } from 'react-i18next';\nimport { CourseType, Subject, Lesson, TimePeriod, ResourceLabels, Resource } from '../types';\nimport { parseISO, differenceInDays } from 'date-fns';\nimport { exportCourseStatisticsToExcel } from '../utils/excelExport';\nimport './CourseStatistics.css';\n...\n  return (\n    <div className=\"course-statistics-overlay\">\n      <div className=\"course-statistics-box\">\n        <div className=\"dialog-header\">\n          <h2>{t('Course Statistics')}: {course.name}</h2>\n          <div className=\"header-actions\">\n            <button \n              className=\"excel-export-btn\" \n              onClick={() => exportCourseStatisticsToExcel({ courseName: course.name, stats, labels, t })}\n              title={t('Export to Excel')}\n              style={{ marginRight: '10px' }}\n            >\n              <svg width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n                <path d=\"M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4\"></path>\n                <polyline points=\"7 10 12 15 17 10\"></polyline>\n                <line x1=\"12\" y1=\"15\" x2=\"12\" y2=\"3\"></line>\n              </svg>\n              <span style={{ marginLeft: '5px' }}>Excel</span>\n            </button>\n            <button className=\"close-button\" onClick={onClose}>×</button>\n          </div>\n        </div>\n",
    "allow_multiple": false,
    "instruction": "Import exportCourseStatisticsToExcel and add an Excel export button in CourseStatistics.tsx."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563549372_0",
  "name": "replace",
  "response": {
    "error": "Failed to edit, 0 occurrences found for old_string in src/components/CourseStatistics.tsx. Ensure you're not escaping content incorrectly and check whitespace, indentation, and context. Use read_file tool to verify."
  }
}

---

MODEL ✨

I'll update src/components/CourseStatistics.tsx using two separate replace calls to avoid issues with large blocks. First, I'll update the imports. Then, I'll update the header in the JSX to include the Excel export button. I'm starting now with the imports.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/components/CourseStatistics.tsx",
    "instruction": "Add exportCourseStatisticsToExcel to imports in CourseStatistics.tsx.",
    "old_string": "import { CourseType, Subject, Lesson, TimePeriod, ResourceLabels, Resource } from '../types';\nimport { parseISO, differenceInDays } from 'date-fns';\nimport './CourseStatistics.css';\n",
    "new_string": "import { CourseType, Subject, Lesson, TimePeriod, ResourceLabels, Resource } from '../types';\nimport { parseISO, differenceInDays } from 'date-fns';\nimport { exportCourseStatisticsToExcel } from '../utils/excelExport';\nimport './CourseStatistics.css';\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563553826_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseStatistics.tsx (1 replacements). Here is the updated code:\nimport { useMemo } from 'preact/hooks';\nimport { useTranslation } from 'react-i18next';\nimport { CourseType, Subject, Lesson, TimePeriod, ResourceLabels, Resource } from '../types';\nimport { parseISO, differenceInDays } from 'date-fns';\nimport { exportCourseStatisticsToExcel } from '../utils/excelExport';\nimport './CourseStatistics.css';\n\ninterface Props {\n  course: Resource;\n  subjects: Subject[];\n..."
  }
}

---

MODEL ✨

I will now add the Excel export button to the header of the CourseStatistics component. This button will include a download icon and will call the exportCourseStatisticsToExcel function when clicked. After this, I'll update GEMINI.md.Tool Command:

{
  "name": "replace",
  "args": {
    "allow_multiple": false,
    "file_path": "src/components/CourseStatistics.tsx",
    "instruction": "Add Excel export button to dialog-header in CourseStatistics.tsx.",
    "new_string": "        <div className=\"dialog-header\">\n          <h2>{t('Course Statistics')}: {course.name}</h2>\n          <div className=\"header-actions\">\n            <button \n              className=\"excel-export-btn\" \n              onClick={() => exportCourseStatisticsToExcel({ courseName: course.name, stats, labels, t })}\n              title={t('Export to Excel')}\n              style={{ marginRight: '10px' }}\n            >\n              <svg width=\"18\" height=\"18\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\" stroke-linecap=\"round\" stroke-linejoin=\"round\">\n                <path d=\"M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4\"></path>\n                <polyline points=\"7 10 12 15 17 10\"></polyline>\n                <line x1=\"12\" y1=\"15\" x2=\"12\" y2=\"3\"></line>\n              </svg>\n              <span style={{ marginLeft: '5px' }}>Excel</span>\n            </button>\n            <button className=\"close-button\" onClick={onClose}>×</button>\n          </div>\n        </div>\n",
    "old_string": "        <div className=\"dialog-header\">\n          <h2>{t('Course Statistics')}: {course.name}</h2>\n          <button className=\"close-button\" onClick={onClose}>×</button>\n        </div>\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563567279_0",
  "name": "replace",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Successfully modified file: /home/yasumichi/projects/Education-Scheduler/src/components/CourseStatistics.tsx (1 replacements). Here is the updated code:\\n...\\n  return (\\n    <div className=\\\"course-statistics-overlay\\\">\\n      <div cl\n... [TRUNCATED] ...\n</button>\\n            <button className=\\\"close-button\\\" onClick={onClose}>×</button>\\n          </div>\\n        </div>\\n\\n        <div className=\\\"course-statistics-content\\\">\\n          <table className=\\\"stat-table\\\">\\n            <thead>\\n...\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/replace_replace_1776563567279_0_2o0orh.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll update the Export Functions section in GEMINI.md to include the new capability of exporting course statistics (assigned vs scheduled periods) to Excel, while maintaining the hierarchical structure. Next, I'll update the Implemented Features section and then run a final build check. I'm starting now with the Export Functions update.Tool Command:

{
  "name": "replace",
  "args": {
    "old_string": "- **エクスポート機能:**\n  - スケジュール: 講師本人が自身の予定を iCalendar (.ics) 形式で書き出し可能。\n  - タイムテーブル: 表示中のビュー（個人月間予定を含む）を Excel (.xlsx) 形式でエクスポート可能。個人月間予定では画面上の重なり回避（横並び）状態を Excel 上で再現。配色設定も Excel 上に反映。\n",
    "instruction": "Add Course Statistics export to Export Functions in GEMINI.md.",
    "new_string": "- **エクスポート機能:**\n  - スケジュール: 講師本人が自身の予定を iCalendar (.ics) 形式で書き出し可能。\n  - タイムテーブル: 表示中のビュー（個人月間予定を含む）を Excel (.xlsx) 形式でエクスポート可能。個人月間予定では画面上の重なり回避（横並び）状態を Excel 上で再現。配色設定も Excel 上に反映。\n  - 統計情報: 講座ごとの配当・割当統計を、階層構造を維持したまま Excel (.xlsx) 形式でエクスポート可能。\n",
    "allow_multiple": false,
    "file_path": "GEMINI.md"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563580714_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/GEMINI.md (1 replacements). Here is the updated code:\n...\n  - 課目マスタ: CSV からの一括インポート。階層構造（親子関係）および上位項目の省略記法（直前の行の値を継承）に対応。\n  - 講座への課目一括反映: 講座編集画面において、選択された「講座タイプ」に紐づく課目マスタの内容（末端の課目のみ）を、マスタの表示順序を維持して一括追加可能。\n- **エクスポート機能:**\n  - スケジュール: 講師本人が自身の予定を iCalendar (.ics) 形式で書き出し可能。\n  - タイムテーブル: 表示中のビュー（個人月間予定を含む）を Excel (.xlsx) 形式でエクスポート可能。個人月間予定では画面上の重なり回避（横並び）状態を Excel 上で再現。配色設定も Excel 上に反映。\n  - 統計情報: 講座ごとの配当・割当統計を、階層構造を維持したまま Excel (.xlsx) 形式でエクスポート可能。\n- **講座の複製:** 関連する課目設定を含めた講座の複製が可能。\n- **講座間での授業複製:** 他の講座から指定期間の授業を、講師をクリアし、複製先講座のメイン教室を割り当てた状態で複製可能（重複回避機能付き）。\n- **統計機能:**\n  - 講座ごとの「配当時間（目標）」と「実際の割当時間（授業登録済）」を集計・表示。\n  - 講座タイプで定義された課目ツリー（大・中・小課目）に基づいて集計。\n..."
  }
}

---

MODEL ✨

I'll update the Implemented Features section in GEMINI.md to indicate that the course statistics can now be exported to Excel. Then, I'll run the build command npm run build to verify all changes.Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "GEMINI.md",
    "old_string": "- [x] 講座ごとの配当時間・割当済時間の統計機能（階層別小計・総計対応）\n",
    "new_string": "- [x] 講座ごとの配当時間・割当済時間の統計機能（階層別小計・総計対応、Excel出力対応）\n",
    "allow_multiple": false,
    "instruction": "Update Statistics feature in Implemented Features to mention Excel export in GEMINI.md."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563586528_0",
  "name": "replace",
  "response": {
    "output": "Successfully modified file: /home/yasumichi/projects/Education-Scheduler/GEMINI.md (1 replacements). Here is the updated code:\n...\n- [x] ダークテーマ / ライトテーマの完全対応\n- [x] 課目の階層管理 (最大3階層) と講座タイプによるフィルタリング機能\n- [x] 課目マスタのCSVインポート機能（階層・省略記法対応）\n- [x] 講座への課目一括反映機能（講座タイプ連動、表示順序反映）\n- [x] 翻訳データの外部JSON化と非同期ロード対応\n- [x] 講座ごとの配当時間・割当済時間の統計機能（階層別小計・総計対応、Excel出力対応）\n- [x] イベント行の表示崩れ修正およびリソース行の重なり回避ロジックの改善\n\n### Upcoming Tasks (Next Steps)\n- [ ] ドラッグ＆ドロップによる授業の移動・編集機能\n- [ ] 印刷用レイアウトの最適化\n..."
  }
}

---

MODEL ✨

I will now run the build command npm run build && cd backend && npm run build to verify the application and backend changes.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563598122_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/utils/excelExport.ts:833:1 - error TS1128: Declaration or statement expected.\n\n833 ...\n    ~~~\n\nsrc/utils/excelExport.ts:1116:3 - error TS1128: Declaration or statement expected.\n\n1116   } catch (err) {\n       ~\n\nsrc/utils/excelExport.ts:1116:5 - error TS1005: 'try' expected.\n\n1116   } catch (err) {\n         ~~~~~\n\nsrc/utils/excelExport.ts:1119:1 - error TS1128: Declaration or statement expected.\n\n1119 }\n     ~\n\n\nFound 4 errors in the same file, starting at: src/utils/excelExport.ts:833\nExit Code: 2\nProcess Group PGID: 177387"
  }
}

---

MODEL ✨

I'll fix the syntax error in src/utils/excelExport.ts. It seems like some garbage characters or incorrectly closed blocks were introduced during the last replace operation. I'll read the end of the file to identify and correct the issue.Tool Command:

{
  "name": "read_file",
  "args": {
    "start_line": 1080,
    "file_path": "src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776563610946_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"\\nIMPORTANT: The file content has been truncated.\\nStatus: Showing lines 1080-1120 of 1120 total lines.\\nAction: To read more of the file, you can use the 'start_line' and 'end_line' parameters in a subsequent 'read_file' call. For exa\n... [TRUNCATED] ...\nook.xlsx.writeBuffer();\\n    const fileName = `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`;\\n    saveAs(new Blob([buffer]), fileName);\\n  } catch (err) {\\n    console.error('Course Weekly Export Error:', err);\\n  }\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776563610946_0_avs5fq.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll search for the string "..." in src/utils/excelExport.ts to locate and fix the corruption introduced by the placeholder during the previous replace operation. After cleaning up the file, I'll run the build again.Tool Command:

{
  "name": "grep_search",
  "args": {
    "pattern": "\\.\\.\\."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "grep_search_1776563615027_0",
  "name": "grep_search",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"Found 100 matches for pattern \\\"\\\\.\\\\.\\\\.\\\" in path \\\".\\\" (results limited to 100 matches for performance):\\n---\\nFile: GEMINI.md\\nL140: - **TimePeriod:** `id, name, startTime, endTime, order` (IDは `p1`, `p2` ... 形式を維持)\\n---\\nFile: esl\n... [TRUNCATED] ...\n.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\\nL233:                 style={{ ...style, backgroundColor: bgColor, color: textColor }}\\nL255:                 style={{ ...style, backgroundColor: bgColor, color: textColor }}\\n---\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/grep_search_grep_search_1776563615027_0_crj9z8.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I will read src/utils/excelExport.ts around line 833 to locate and fix the syntax error caused by the "..." placeholder. Following that, I'll update the Implemented Features section in GEMINI.md to reflect the completion of the course statistics feature, including Excel export. I'm starting now by reading the file.Tool Command:

{
  "name": "read_file",
  "args": {
    "end_line": 850,
    "file_path": "src/utils/excelExport.ts",
    "start_line": 820
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776563627386_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"\\nIMPORTANT: The file content has been truncated.\\nStatus: Showing lines 820-850 of 1120 total lines.\\nAction: To read more of the file, you can use the 'start_line' and 'end_line' parameters in a subsequent 'read_file' call. For examp\n... [TRUNCATED] ...\nns?: any) => string;\\n}) {\\n  try {\\n    const workbook = new ExcelJS.Workbook();\\n    const worksheet = workbook.addWorksheet('Statistics');\\n\\n    // 1. Title\\n    worksheet.mergeCells(1, 1, 1, 6);\\n    const titleCell = worksheet.getCell(1, 1);\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776563627386_0_y9hmb.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll read src/utils/excelExport.ts from line 830 to the end, then I'll write the entire file again to ensure its integrity and fix any syntax issues.Tool Command:

{
  "name": "read_file",
  "args": {
    "start_line": 830,
    "file_path": "src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776563639438_0",
  "name": "read_file",
  "response": {
    "output": "<tool_output_masked>\n{\n  \"output\": \"\\nIMPORTANT: The file content has been truncated.\\nStatus: Showing lines 830-1120 of 1120 total lines.\\nAction: To read more of the file, you can use the 'start_line' and 'end_line' parameters in a subsequent 'read_file' call. For exam\n... [TRUNCATED] ...\nook.xlsx.writeBuffer();\\n    const fileName = `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`;\\n    saveAs(new Blob([buffer]), fileName);\\n  } catch (err) {\\n    console.error('Course Weekly Export Error:', err);\\n  }\\n}\\n\"\n}\n\nOutput too large. Full output available at: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/read_file_read_file_1776563639438_0_rz4u6.txt\n</tool_output_masked>"
  }
}

---

MODEL ✨

I'll read the beginning of src/utils/excelExport.ts and then reconstruct the entire file to ensure it's free of syntax errors and properly formatted. Following that, I'll update GEMINI.md and run a final build.Tool Command:

{
  "name": "read_file",
  "args": {
    "end_line": 100,
    "start_line": 1,
    "file_path": "src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776563643693_0",
  "name": "read_file",
  "response": {
    "output": "\nIMPORTANT: The file content has been truncated.\nStatus: Showing lines 1-100 of 1120 total lines.\nAction: To read more of the file, you can use the 'start_line' and 'end_line' parameters in a subsequent 'read_file' call. For example, to read the next section of the file, use start_line: 101.\n\n--- FILE CONTENT (truncated) ---\nimport ExcelJS from 'exceljs';\nimport { saveAs } from 'file-saver';\nimport { \n  format, startOfDay, parseISO, isSameDay, isAfter, isBefore, addDays, addMonths, getYear, differenceInDays,\n  startOfMonth, endOfMonth, startOfWeek, endOfWeek, eachDayOfInterval, isSameMonth\n} from 'date-fns';\nimport { ja } from 'date-fns/locale';\nimport { TimePeriod, Resource, Lesson, ScheduleEvent, ResourceLabels, SystemSetting, ViewType, ResourceType, Holiday, ColorTheme, ColorCategory } from '../types';\n\ninterface ExportParams {\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  viewMode: ResourceType;\n  viewType: ViewType;\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\n// Helper to convert hex to ARGB\nconst hexToARGB = (hex?: string) => {\n  if (!hex) return 'FFFFFFFF';\n  const cleanHex = hex.replace('#', '');\n  if (cleanHex.length === 3) {\n    const r = cleanHex[0] + cleanHex[0];\n    const g = cleanHex[1] + cleanHex[1];\n    const b = cleanHex[2] + cleanHex[2];\n    return `FF${r}${g}${b}`.toUpperCase();\n  }\n  return `FF${cleanHex}`.toUpperCase();\n};\n\n// Helper to get theme color\nconst getThemeColor = (themes: ColorTheme[], category: ColorCategory, keyOrId: string) => {\n  const theme = themes.find(t => t.category === category && (t.key === keyOrId || t.id === keyOrId));\n  if (theme) return theme;\n  return themes.find(t => t.category === category && t.key === 'default');\n};\n\nexport async function exportTimetableToExcel({\n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: ExportParams) {\n  const workbook = new ExcelJS.Workbook();\n  const worksheet = workbook.addWorksheet('Timetable');\n\n  const currentViewStart = startOfDay(baseDate);\n  const isCourseTimeline = viewType === 'course_timeline';\n  const effectivePeriods = isCourseTimeline ? [{ id: 'p-all', name: '', startTime: '', endTime: '', order: 0 }] : periods;\n\n  const getDayInfo = (day: number) => {\n    const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n    const parts = weekendDaysStr.split(',').filter(p => p !== '');\n    const part = parts.find(p => p.startsWith(`${day}:`));\n    if (part) {\n      const bits = part.split(':');\n      if (bits.length >= 3) {\n        return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n      }\n      if (bits.length === 2) {\n        return { themeId: bits[1], isWeekend: true };\n      }\n    }\n    const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n    if (simpleIndices.includes(day.toString())) {\n      return { themeId: 'default', isWeekend: true };\n    }\n    return { themeId: 'default', isWeekend: false };\n  };\n\n  const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n  const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    \n    // 週末設定がある場合は、休日であっても週末のテーマを優先する\n    if (dayInfo.isWeekend) {\n      return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    }\n    \n    // 週末でない平日の休日の場合は、holidayTheme を使用する\n    if (holiday) {\n      return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    }\n    \n    return null;\n  };\n  \n  const getDayCount = () => {\n    if (viewType === 'day') return 1;\n    if (viewType === 'week') return 7;\n    if (viewType === 'month') {\n      return differenceInDays(addMonths(currentViewStart, 1), currentViewStart);\n    }"
  }
}

---

MODEL ✨

I will use a shell script to systematically read the entire content of src/utils/excelExport.ts in 500-line chunks. This approach will allow me to reconstruct the file accurately, identifying and fixing any syntax errors without missing any parts of the code.Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cat src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563656405_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output too large. Showing first 8,000 and last 32,000 characters. For full output see: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/run_shell_command_1776563656405_0.txt\nOutput: import ExcelJS from 'exceljs';\nimport { saveAs } from 'file-saver';\nimport { \n  format, startOfDay, parseISO, isSameDay, isAfter, isBefore, addDays, addMonths, getYear, differenceInDays,\n  startOfMonth, endOfMonth, startOfWeek, endOfWeek, eachDayOfInterval, isSameMonth\n} from 'date-fns';\nimport { ja } from 'date-fns/locale';\nimport { TimePeriod, Resource, Lesson, ScheduleEvent, ResourceLabels, SystemSetting, ViewType, ResourceType, Holiday, ColorTheme, ColorCategory } from '../types';\n\ninterface ExportParams {\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  viewMode: ResourceType;\n  viewType: ViewType;\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\n// Helper to convert hex to ARGB\nconst hexToARGB = (hex?: string) => {\n  if (!hex) return 'FFFFFFFF';\n  const cleanHex = hex.replace('#', '');\n  if (cleanHex.length === 3) {\n    const r = cleanHex[0] + cleanHex[0];\n    const g = cleanHex[1] + cleanHex[1];\n    const b = cleanHex[2] + cleanHex[2];\n    return `FF${r}${g}${b}`.toUpperCase();\n  }\n  return `FF${cleanHex}`.toUpperCase();\n};\n\n// Helper to get theme color\nconst getThemeColor = (themes: ColorTheme[], category: ColorCategory, keyOrId: string) => {\n  const theme = themes.find(t => t.category === category && (t.key === keyOrId || t.id === keyOrId));\n  if (theme) return theme;\n  return themes.find(t => t.category === category && t.key === 'default');\n};\n\nexport async function exportTimetableToExcel({\n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: ExportParams) {\n  const workbook = new ExcelJS.Workbook();\n  const worksheet = workbook.addWorksheet('Timetable');\n\n  const currentViewStart = startOfDay(baseDate);\n  const isCourseTimeline = viewType === 'course_timeline';\n  const effectivePeriods = isCourseTimeline ? [{ id: 'p-all', name: '', startTime: '', endTime: '', order: 0 }] : periods;\n\n  const getDayInfo = (day: number) => {\n    const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n    const parts = weekendDaysStr.split(',').filter(p => p !== '');\n    const part = parts.find(p => p.startsWith(`${day}:`));\n    if (part) {\n      const bits = part.split(':');\n      if (bits.length >= 3) {\n        return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n      }\n      if (bits.length === 2) {\n        return { themeId: bits[1], isWeekend: true };\n      }\n    }\n    const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n    if (simpleIndices.includes(day.toString())) {\n      return { themeId: 'default', isWeekend: true };\n    }\n    return { themeId: 'default', isWeekend: false };\n  };\n\n  const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n  const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    \n    // 週末設定がある場合は、休日であっても週末のテーマを優先する\n    if (dayInfo.isWeekend) {\n      return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    }\n    \n    // 週末でない平日の休日の場合は、holidayTheme を使用する\n    if (holiday) {\n      return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    }\n    \n    return null;\n  };\n  \n  const getDayCount = () => {\n    if (viewType === 'day') return 1;\n    if (viewType === 'week') return 7;\n    if (viewType === 'month') {\n      return differenceInDays(addMonths(currentViewStart, 1), currentViewStart);\n    }\n    if (viewType === '3month' || viewType === '6month') {\n      const months = viewType === '3month' ? 3 : 6;\n      return differenceInDays(addMonths(currentViewStart, months), currentViewStart);\n    }\n    if (viewType === 'year' || viewType === 'course_timeline') {\n      const month = systemSettings?.yearViewStartMonth ?? 4;\n      const day = systemSettings?.yearViewStartDay ?? 1;\n      const start = new Date(getYear(baseDate), month - 1, day);\n      const end = new Date(getYear(baseDate) + 1, month - 1, day);\n      return differenceInDays(end, start);\n    }\n    return 1;\n  };\n\n  const dayCount = getDayCount();\n  const displayDates = Array.from({ length: dayCount }).map((_, i) => addDays(currentViewStart, i));\n  const currentViewEnd = startOfDay(displayDates[displayDates.length - 1]);\n\n  const filteredResources = resources\n    .filter(r => r.type === viewMode)\n    .sort((a, b) => (a.order ?? 0) - (b.order ?? 0));\n\n  const getHoliday = (date: Date) => {\n    const targetStr = format(date, 'yyyy-MM-dd');\n    return holidays.find(h => {\n      if (h.date) return h.date === targetStr;\n      if (h.start && h.end) {\n        return targetStr >= h.start && targetStr <= h.end;\n      }\n      return false;\n    });\n  };\n\n  // Header Setup\n  worksheet.getColumn(1).width = 25;\n  for (let i = 0; i < displayDates.length * effectivePeriods.length; i++) {\n    worksheet.getColumn(i + 2).width = isCourseTimeline ? 4 : 12;\n  }\n\n  const locale = navigator.language;\n  const monthFormatter = new Intl.DateTimeFormat(locale, { month: 'short', year: 'numeric' });\n  const dayFormatter = new Intl.DateTimeFormat(locale, { day: 'numeric' });\n  const weekdayFormatter = new Intl.DateTimeFormat(locale, { weekday: 'short' });\n  const dateFormatter = new Intl.DateTimeFormat(locale, { month: 'short', day: 'numeric', weekday: 'short' });\n\n  let headerRowsCount = isCourseTimeline ? 3 : 2;\n\n  if (isCourseTimeline) {\n    // Row 1: Months\n    const monthRow = worksheet.getRow(1);\n    monthRow.height = 20;\n    let currentMonth: string | null = null;\n    let startCol = 2;\n    let colCount = 0;\n\n    displayDates.forEach((date, dIdx) => {\n      const monthLabel = monthFormatter.format(date);\n      if (monthLabel !== currentMonth) {\n        if (currentMonth !== null && colCount > 0) {\n          worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n          const cell = worksheet.getCell(1, startCol);\n          cell.value = currentMonth;\n          cell.alignment = { horizontal: 'center', vertical: 'middle' };\n          cell.font = { bold: true };\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n        }\n        currentMonth = monthLabel;\n        startCol = dIdx + 2;\n        colCount = 1;\n      } else {\n        colCount++;\n      }\n    });\n    // Last month\n    if (currentMonth !== null && colCount > 0) {\n      worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = currentMonth;\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n    }\n\n    // Row 2 & 3: Day and Weekday\n    const dayRow = worksheet.getRow(2);\n    const wkdayRow = worksheet.getRow(3);\n    dayRow.height = 20;\n    wkdayRow.height = 20;\n\n    displayDates.forEach((date, dIdx) => {\n      const col = dIdx + 2;\n      const dCell = worksheet.getCell(2, col);\n      const wCell = worksheet.getCell(3, col);\n      dCell.value = dayFormatter.format(date);\n      wCell.value = weekdayFormatter.format(date);\n      \n      const hTheme = getHolidayOrWeekendTheme(date);\n      \n      [dCell, wCell].forEach(c => {\n        c.alignment = { horizontal: 'center', vertical: 'middle' };\n        c.font = { size: 9 };\n        \n        if (hTheme) {\n          c.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n          c.font = { ...c.font, color: { argb: hexToARGB(hTheme.foreground) } };\n        }\n        \n        c.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  } else {\n    // Normal Head\n\n... [8,917 characters omitted] ...\n\ntDate && r.endDate);\n      let relatedCourses: Resource[] = [];\n      if (viewMode === 'course') relatedCourses = [res];\n      else if (viewMode === 'teacher') relatedCourses = allCourses.filter(c => c.chiefTeacherId === res.id || c.assistantTeacherIds?.includes(res.id) || (c as any).assistantTeachers?.some((at: any) => at.id === res.id));\n      else if (viewMode === 'room') relatedCourses = allCourses.filter(c => c.mainRoomId === res.id);\n\n      relatedCourses.forEach(c => {\n        const cStart = startOfDay(parseISO(c.startDate!));\n        const cEnd = startOfDay(parseISO(c.endDate!));\n        if (isAfter(cStart, currentViewEnd) || isBefore(cEnd, currentViewStart)) return;\n        const sIdx = displayDates.findIndex(d => isSameDay(d, cStart));\n        const eIdx = displayDates.findIndex(d => isSameDay(d, cEnd));\n        const sCol = (sIdx === -1) ? 2 : sIdx + 2;\n        const eCol = (eIdx === -1) ? (displayDates.length + 1) : eIdx + 2;\n        resItems.push({ id: `c-${c.id}`, start: sCol, end: eCol, type: 'course', data: c });\n      });\n    } else {\n      events.forEach(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        if (resourceIdList.includes(res.id)) {\n          const eStart = startOfDay(parseISO(e.startDate));\n          const eEnd = startOfDay(parseISO(e.endDate));\n          if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart));\n          const endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n          const startPeriodIdx = e.startPeriodId ? periods.findIndex(p => p.id === e.startPeriodId) : 0;\n          const endPeriodIdx = e.endPeriodId ? periods.findIndex(p => p.id === e.endPeriodId) : periods.length - 1;\n          const safeStartPeriodIdx = startPeriodIdx === -1 ? 0 : startPeriodIdx;\n          const safeEndPeriodIdx = endPeriodIdx === -1 ? periods.length - 1 : endPeriodIdx;\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + safeStartPeriodIdx + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + safeEndPeriodIdx + 2;\n          resItems.push({ id: `e-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n        }\n      });\n\n      lessons.forEach(l => {\n        const lStart = startOfDay(parseISO(l.startDate));\n        const lEnd = startOfDay(parseISO(l.endDate));\n        if (isAfter(lStart, currentViewEnd) || isBefore(lEnd, currentViewStart)) return;\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        let isTarget = false;\n        if (viewMode === 'room' && l.roomId === res.id) isTarget = true;\n        else if (viewMode === 'teacher' && (l.teacherId === res.id || subIds.includes(res.id))) isTarget = true;\n        else if (viewMode === 'course' && l.courseId === res.id) isTarget = true;\n        if (isTarget) {\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, lStart));\n          const endDayIdx = displayDates.findIndex(d => isSameDay(d, lEnd));\n          const startPeriodIdx = l.startPeriodId ? periods.findIndex(p => p.id === l.startPeriodId) : 0;\n          const endPeriodIdx = l.endPeriodId ? periods.findIndex(p => p.id === l.endPeriodId) : periods.length - 1;\n          const safeStartPeriodIdx = startPeriodIdx === -1 ? 0 : startPeriodIdx;\n          const safeEndPeriodIdx = endPeriodIdx === -1 ? periods.length - 1 : endPeriodIdx;\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + safeStartPeriodIdx + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + safeEndPeriodIdx + 2;\n          resItems.push({ id: `l-${l.id}`, start: sCol, end: eCol, type: 'lesson', data: l });\n        }\n      });\n    }\n\n    const layouts = calculateLayout(resItems);\n    const maxLevel = layouts.length > 0 ? Math.max(...layouts.map(l => l.level)) + 1 : 1;\n\n    // Resource name\n    const resCell = worksheet.getCell(currentRow, 1);\n    resCell.value = t(res.name);\n    resCell.alignment = { vertical: 'middle', horizontal: 'left' };\n    resCell.font = { bold: true };\n    if (maxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + maxLevel - 1, 1);\n\n    // Fill background grid\n    for (let l = 0; l < maxLevel; l++) {\n      const row = worksheet.getRow(currentRow + l);\n      row.height = isCourseTimeline ? 60 : 35;\n      displayDates.forEach((date, dIdx) => {\n        const hTheme = getHolidayOrWeekendTheme(date);\n        let bgColor = 'FFFFFFFF';\n        if (hTheme) {\n          bgColor = hexToARGB(hTheme.background);\n        }\n        effectivePeriods.forEach((_, pIdx) => {\n          const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        });\n      });\n    }\n\n    // Place items\n    layouts.forEach(layout => {\n      const item = resItems.find(i => i.id === layout.id)!;\n      const targetRow = currentRow + layout.level;\n      const startCol = layout.start;\n      const endCol = layout.end;\n      const cell = worksheet.getCell(targetRow, startCol);\n      \n      if (item.type === 'course') {\n        const c = item.data as Resource;\n        const days = eachDayOfInterval({ start: parseISO(c.startDate!), end: parseISO(c.endDate!) });\n        const workDays = days.filter(d => !isWeekend(d) && !getHoliday(d)).length;\n        const chiefTeacher = resources.find(r => r.id === c.chiefTeacherId);\n        const subIds = [...(c.assistantTeacherIds || []), ...(c.assistantTeachers || []).map((at: any) => at.id)];\n        const assistantNames = subIds.map(id => resources.find(r => r.id === id)?.name).filter(Boolean).map(name => t(name!)).join(', ');\n        \n        const mLabel = c.mainTeacherLabel || labels.mainTeacher;\n        const sLabel = c.subTeacherLabel || labels.subTeacher;\n\n        cell.value = `${t(c.name)}\\n` +\n                     `${mLabel}: ${chiefTeacher ? t(chiefTeacher.name) : '-'}\\n` +\n                     (assistantNames ? `${sLabel}: ${assistantNames}\\n` : '') +\n                     `${c.startDate} ～ ${c.endDate} (${workDays}${t('days')} / ${workDays * periods.length}${t('periods')})`;\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFD0E0FF' } }; // LightBlue equivalent\n      } else if (item.type === 'event') {\n        const e = item.data as ScheduleEvent;\n        cell.value = e.name + (e.location ? ` (${e.location})` : '');\n        const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n        const bgColor = e.color || theme?.background || '#fef3c7';\n        const textColor = theme?.foreground || '#000000';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      } else {\n        const l = item.data as Lesson;\n        const mainTeacherName = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n        const roomName = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n        cell.value = `${t(l.subject)}\\n${mainTeacherName} / ${roomName}`;\n        \n        const hasTeacher = !!(l.teacherId || l.externalTeacher);\n        const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n        const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa');\n        const textColor = theme?.foreground || '#ffffff';\n        \n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      }\n\n      cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n      cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n      if (endCol > startCol) worksheet.mergeCells(targetRow, startCol, targetRow, endCol);\n    });\n\n    currentRow += maxLevel;\n  }\n\n  worksheet.views = [{ state: 'frozen', xSplit: 1, ySplit: headerRowsCount }];\n\n  const buffer = await workbook.xlsx.writeBuffer();\n  const fileName = `ScholaTile_${viewMode}_${format(baseDate, 'yyyyMMdd')}.xlsx`;\n  saveAs(new Blob([buffer]), fileName);\n}\n\ninterface PersonalExportParams {\n  userResourceId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n\n    const totalPeriods = periods.length || 8;\n    \n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter(p => p !== '');\n      const part = parts.find(p => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) {\n          return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        }\n        if (bits.length === 2) {\n          return { themeId: bits[1], isWeekend: true };\n        }\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) {\n        return { themeId: 'default', isWeekend: true };\n      }\n      return { themeId: 'default', isWeekend: false };\n    };\n\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      \n      // 週末設定がある場合は、休日であっても週末のテーマを優先する\n      if (dayInfo.isWeekend) {\n        return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      }\n      \n      // 週末でない平日の休日の場合は、holidayTheme を使用する\n      if (holiday) {\n        return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      }\n      \n      return null;\n    };\n\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find(h => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) {\n          return targetStr >= h.start && targetStr <= h.end;\n        }\n        return false;\n      });\n    };\n\n    // --- Pre-calculate overlaps for column structure ---\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n\n      const dayItems = [\n        ...dayLessons.map(l => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map(e => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) {\n            level++;\n          }\n          placements.push({ ...item, level });\n        });\n        \n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n\n    // Columns Width\n    const baseColumnWidth = 30;\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = baseColumnWidth / maxOverlaps;\n    }\n\n    // Weekday Header\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      \n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        \n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n\n        cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n\n        let bgColor = 'FFFFFFFF';\n        let textColor = 'FF000000';\n        \n        if (hTheme) {\n          bgColor = hexToARGB(hTheme.background);\n          textColor = hexToARGB(hTheme.foreground);\n        } else if (!isCurrMonth) {\n          bgColor = 'FFF0F0F0';\n        }\n\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { \n              left: sc === 0 ? { style: 'thin' } : undefined, \n              right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, \n              bottom: p === totalPeriods ? { style: 'thin' } : undefined \n            };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          \n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          \n          const startRow = baseRow + 1 + startIdx;\n          const span = endIdx - startIdx + 1;\n          const endRow = startRow + span - 1;\n          \n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? `${startIdx + 1}-${endIdx + 1}` : `${startIdx + 1}`;\n\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = `[${periodLabel}] ${e.name}${e.location ? ` (${e.location})` : ''}`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7';\n            const textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId);\n            const roomLabel = room?.name || l.location || '';\n            cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n            \n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa');\n            const textColor = theme?.foreground || '#ffffff';\n            \n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n\n          cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n\n          if (endRow > startRow || itemColEnd > itemColStart) {\n            try {\n              worksheet.mergeCells(startRow, itemColStart, endRow, itemColEnd);\n            } catch (e) {\n              console.warn('Merge failed in Personal Export:', e);\n            }\n          }\n        });\n      }\n    }\n\n    const buffer = await workbook.xlsx.writeBuffer();\n    const fileName = `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`;\n    saveAs(new Blob([buffer]), fileName);\n  } catch (err) {\n    console.error('Personal Export Error:', err);\n  }\n}\nexport async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n...\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[]; // StatRow[]\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n\n    // 1. Title\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = `${t('Course Statistics')}: ${courseName}`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n\n    // 2. Headers\n    const headers = [\n      labels.subjectLarge,\n      labels.subjectMiddle,\n      labels.subjectSmall,\n      t('Assigned'),\n      t('Scheduled'),\n      t('Diff')\n    ];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n\n    worksheet.getColumn(1).width = 25; // Large\n    worksheet.getColumn(2).width = 25; // Middle\n    worksheet.getColumn(3).width = 30; // Small\n    worksheet.getColumn(4).width = 12; // Assigned\n    worksheet.getColumn(5).width = 12; // Scheduled\n    worksheet.getColumn(6).width = 12; // Diff\n\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) {\n            xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n          }\n        }\n\n        if (row.level === 1) {\n          totalAssigned += row.assigned;\n          totalScheduled += row.scheduled;\n        }\n\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n\n    addRows(stats);\n\n    // Grand Total\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n\n    const buffer = await workbook.xlsx.writeBuffer();\n    const fileName = `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`;\n    saveAs(new Blob([buffer]), fileName);\n  } catch (err) {\n    console.error('Course Statistics Export Error:', err);\n  }\n}\n\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\n\n    const course = resources.find(r => r.id === courseId);\n    if (!course) return;\n\n    // 1. Course Name in Row 1\n    worksheet.mergeCells(1, 1, 1, 7);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = t(course.name);\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n\n    // Row 2, 3 are empty\n\n    // 4. Headers in Row 4\n    const headers = [\n      t('Date'),\n      t('Period'),\n      labels.subject,\n      labels.deliveryMethod,\n      labels.room,\n      labels.mainTeacher,\n      t('Remarks')\n    ];\n    const headerRow = worksheet.getRow(4);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n    });\n\n    // Columns width\n    worksheet.getColumn(1).width = 15; // Date\n    worksheet.getColumn(2).width = 10; // Period\n    worksheet.getColumn(3).width = 50; // Subject\n    worksheet.getColumn(4).width = 20; // Delivery Method\n    worksheet.getColumn(5).width = 20; // Room\n    worksheet.getColumn(6).width = 20; // Main Teacher\n    worksheet.getColumn(7).width = 15; // Remarks\n\n    // 5. Data from Row 5\n    const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n    const weekEnd = addDays(weekStart, 6);\n    const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n\n    let currentRowIdx = 5;\n\n    displayDates.forEach(date => {\n      const dateStr = format(date, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => l.courseId === courseId && dateStr >= l.startDate && dateStr <= l.endDate);\n      \n      const startRowForDay = currentRowIdx;\n      const processedLessonIds = new Set<string>();\n      const processedEmptyStartIndices = new Set<number>();\n\n      periods.forEach((period, pIdx) => {\n        const row = worksheet.getRow(currentRowIdx);\n        \n        // Date\n        row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n        \n        // Period (Numeric only)\n        row.getCell(2).value = period.name.replace(/\\D/g, '');\n        \n        const l = dayLessons.find(dl => {\n          if (dateStr === dl.startDate && dateStr === dl.endDate) {\n            return period.id >= dl.startPeriodId && period.id <= dl.endPeriodId;\n          }\n          if (dateStr === dl.startDate) return period.id >= dl.startPeriodId;\n          if (dateStr === dl.endDate) return period.id <= dl.endPeriodId;\n          return dateStr > dl.startDate && dateStr < dl.endDate;\n        });\n\n        if (l) {\n          if (!processedLessonIds.has(l.id)) {\n            processedLessonIds.add(l.id);\n            \n            // Calculate span for this lesson today\n            let span = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const isSame = dayLessons.some(dl => dl.id === l.id && (() => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) {\n                  return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                }\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              })());\n              if (isSame) span++;\n              else break;\n            }\n\n            // Subject, Method, Room, Teacher, Remarks\n            row.getCell(3).value = t(l.subject);\n            row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n            row.getCell(5).value = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n            row.getCell(6).value = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n            row.getCell(7).value = l.remarks || '';\n\n            if (span > 1) {\n              for (let col = 3; col <= 7; col++) {\n                worksheet.mergeCells(currentRowIdx, col, currentRowIdx + span - 1, col);\n              }\n            }\n          }\n        } else {\n          // Empty period merging\n          const isAlreadyProcessed = Array.from(processedEmptyStartIndices).some(startIdx => {\n            // Find the span of the empty block starting at startIdx\n            let emptySpan = 0;\n            for (let i = startIdx; i < periods.length; i++) {\n              const hasLesson = dayLessons.some(dl => {\n                const p = periods[i];\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return p.id >= dl.startPeriodId && p.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return p.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return p.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!hasLesson) emptySpan++;\n              else break;\n            }\n            return pIdx >= startIdx && pIdx < startIdx + emptySpan;\n          });\n\n          if (!isAlreadyProcessed) {\n            let emptySpan = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const nextLesson = dayLessons.find(dl => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!nextLesson) emptySpan++;\n              else break;\n            }\n\n            for (let i = 3; i <= 7; i++) row.getCell(i).value = '';\n            \n            if (emptySpan > 1) {\n              for (let col = 3; col <= 7; col++) {\n                worksheet.mergeCells(currentRowIdx, col, currentRowIdx + emptySpan - 1, col);\n              }\n            }\n            processedEmptyStartIndices.add(pIdx);\n          }\n        }\n\n        // Alignment and Borders\n        for (let i = 1; i <= 7; i++) {\n          const cell = row.getCell(i);\n          cell.alignment = { vertical: 'middle', horizontal: i <= 2 ? 'center' : 'left', wrapText: true };\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n        }\n\n        currentRowIdx++;\n      });\n\n      // Merge Date cells for the day\n      if (periods.length > 1) {\n        worksheet.mergeCells(startRowForDay, 1, currentRowIdx - 1, 1);\n      }\n    });\n\n    const buffer = await workbook.xlsx.writeBuffer();\n    const fileName = `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`;\n    saveAs(new Blob([buffer]), fileName);\n  } catch (err) {\n    console.error('Course Weekly Export Error:', err);\n  }\n}\nProcess Group PGID: 177465"
  }
}

---

MODEL ✨

I'll read the original content of src/utils/excelExport.ts again to accurately identify where to insert the exportCourseStatisticsToExcel function and how to properly fix the syntax error. I'll read the first 800 lines of the file to start.Tool Command:

{
  "name": "read_file",
  "args": {
    "start_line": 1,
    "file_path": "src/utils/excelExport.ts",
    "end_line": 800
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "read_file_1776563685232_0",
  "name": "read_file",
  "response": {
    "output": "\nIMPORTANT: The file content has been truncated.\nStatus: Showing lines 1-800 of 1120 total lines.\nAction: To read more of the file, you can use the 'start_line' and 'end_line' parameters in a subsequent 'read_file' call. For example, to read the next section of the file, use start_line: 801.\n\n--- FILE CONTENT (truncated) ---\nimport ExcelJS from 'exceljs';\nimport { saveAs } from 'file-saver';\nimport { \n  format, startOfDay, parseISO, isSameDay, isAfter, isBefore, addDays, addMonths, getYear, differenceInDays,\n  startOfMonth, endOfMonth, startOfWeek, endOfWeek, eachDayOfInterval, isSameMonth\n} from 'date-fns';\nimport { ja } from 'date-fns/locale';\nimport { TimePeriod, Resource, Lesson, ScheduleEvent, ResourceLabels, SystemSetting, ViewType, ResourceType, Holiday, ColorTheme, ColorCategory } from '../types';\n\ninterface ExportParams {\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  viewMode: ResourceType;\n  viewType: ViewType;\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\n// Helper to convert hex to ARGB\nconst hexToARGB = (hex?: string) => {\n  if (!hex) return 'FFFFFFFF';\n  const cleanHex = hex.replace('#', '');\n  if (cleanHex.length === 3) {\n    const r = cleanHex[0] + cleanHex[0];\n    const g = cleanHex[1] + cleanHex[1];\n    const b = cleanHex[2] + cleanHex[2];\n    return `FF${r}${g}${b}`.toUpperCase();\n  }\n  return `FF${cleanHex}`.toUpperCase();\n};\n\n// Helper to get theme color\nconst getThemeColor = (themes: ColorTheme[], category: ColorCategory, keyOrId: string) => {\n  const theme = themes.find(t => t.category === category && (t.key === keyOrId || t.id === keyOrId));\n  if (theme) return theme;\n  return themes.find(t => t.category === category && t.key === 'default');\n};\n\nexport async function exportTimetableToExcel({\n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: ExportParams) {\n  const workbook = new ExcelJS.Workbook();\n  const worksheet = workbook.addWorksheet('Timetable');\n\n  const currentViewStart = startOfDay(baseDate);\n  const isCourseTimeline = viewType === 'course_timeline';\n  const effectivePeriods = isCourseTimeline ? [{ id: 'p-all', name: '', startTime: '', endTime: '', order: 0 }] : periods;\n\n  const getDayInfo = (day: number) => {\n    const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n    const parts = weekendDaysStr.split(',').filter(p => p !== '');\n    const part = parts.find(p => p.startsWith(`${day}:`));\n    if (part) {\n      const bits = part.split(':');\n      if (bits.length >= 3) {\n        return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n      }\n      if (bits.length === 2) {\n        return { themeId: bits[1], isWeekend: true };\n      }\n    }\n    const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n    if (simpleIndices.includes(day.toString())) {\n      return { themeId: 'default', isWeekend: true };\n    }\n    return { themeId: 'default', isWeekend: false };\n  };\n\n  const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n  const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    \n    // 週末設定がある場合は、休日であっても週末のテーマを優先する\n    if (dayInfo.isWeekend) {\n      return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    }\n    \n    // 週末でない平日の休日の場合は、holidayTheme を使用する\n    if (holiday) {\n      return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    }\n    \n    return null;\n  };\n  \n  const getDayCount = () => {\n    if (viewType === 'day') return 1;\n    if (viewType === 'week') return 7;\n    if (viewType === 'month') {\n      return differenceInDays(addMonths(currentViewStart, 1), currentViewStart);\n    }\n    if (viewType === '3month' || viewType === '6month') {\n      const months = viewType === '3month' ? 3 : 6;\n      return differenceInDays(addMonths(currentViewStart, months), currentViewStart);\n    }\n    if (viewType === 'year' || viewType === 'course_timeline') {\n      const month = systemSettings?.yearViewStartMonth ?? 4;\n      const day = systemSettings?.yearViewStartDay ?? 1;\n      const start = new Date(getYear(baseDate), month - 1, day);\n      const end = new Date(getYear(baseDate) + 1, month - 1, day);\n      return differenceInDays(end, start);\n    }\n    return 1;\n  };\n\n  const dayCount = getDayCount();\n  const displayDates = Array.from({ length: dayCount }).map((_, i) => addDays(currentViewStart, i));\n  const currentViewEnd = startOfDay(displayDates[displayDates.length - 1]);\n\n  const filteredResources = resources\n    .filter(r => r.type === viewMode)\n    .sort((a, b) => (a.order ?? 0) - (b.order ?? 0));\n\n  const getHoliday = (date: Date) => {\n    const targetStr = format(date, 'yyyy-MM-dd');\n    return holidays.find(h => {\n      if (h.date) return h.date === targetStr;\n      if (h.start && h.end) {\n        return targetStr >= h.start && targetStr <= h.end;\n      }\n      return false;\n    });\n  };\n\n  // Header Setup\n  worksheet.getColumn(1).width = 25;\n  for (let i = 0; i < displayDates.length * effectivePeriods.length; i++) {\n    worksheet.getColumn(i + 2).width = isCourseTimeline ? 4 : 12;\n  }\n\n  const locale = navigator.language;\n  const monthFormatter = new Intl.DateTimeFormat(locale, { month: 'short', year: 'numeric' });\n  const dayFormatter = new Intl.DateTimeFormat(locale, { day: 'numeric' });\n  const weekdayFormatter = new Intl.DateTimeFormat(locale, { weekday: 'short' });\n  const dateFormatter = new Intl.DateTimeFormat(locale, { month: 'short', day: 'numeric', weekday: 'short' });\n\n  let headerRowsCount = isCourseTimeline ? 3 : 2;\n\n  if (isCourseTimeline) {\n    // Row 1: Months\n    const monthRow = worksheet.getRow(1);\n    monthRow.height = 20;\n    let currentMonth: string | null = null;\n    let startCol = 2;\n    let colCount = 0;\n\n    displayDates.forEach((date, dIdx) => {\n      const monthLabel = monthFormatter.format(date);\n      if (monthLabel !== currentMonth) {\n        if (currentMonth !== null && colCount > 0) {\n          worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n          const cell = worksheet.getCell(1, startCol);\n          cell.value = currentMonth;\n          cell.alignment = { horizontal: 'center', vertical: 'middle' };\n          cell.font = { bold: true };\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n        }\n        currentMonth = monthLabel;\n        startCol = dIdx + 2;\n        colCount = 1;\n      } else {\n        colCount++;\n      }\n    });\n    // Last month\n    if (currentMonth !== null && colCount > 0) {\n      worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = currentMonth;\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n    }\n\n    // Row 2 & 3: Day and Weekday\n    const dayRow = worksheet.getRow(2);\n    const wkdayRow = worksheet.getRow(3);\n    dayRow.height = 20;\n    wkdayRow.height = 20;\n\n    displayDates.forEach((date, dIdx) => {\n      const col = dIdx + 2;\n      const dCell = worksheet.getCell(2, col);\n      const wCell = worksheet.getCell(3, col);\n      dCell.value = dayFormatter.format(date);\n      wCell.value = weekdayFormatter.format(date);\n      \n      const hTheme = getHolidayOrWeekendTheme(date);\n      \n      [dCell, wCell].forEach(c => {\n        c.alignment = { horizontal: 'center', vertical: 'middle' };\n        c.font = { size: 9 };\n        \n        if (hTheme) {\n          c.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n          c.font = { ...c.font, color: { argb: hexToARGB(hTheme.foreground) } };\n        }\n        \n        c.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  } else {\n    // Normal Header (Row 1: Date, Row 2: Period)\n    const dateRow = worksheet.getRow(1);\n    dateRow.height = 25;\n    displayDates.forEach((date, dIdx) => {\n      const startCol = dIdx * periods.length + 2;\n      const endCol = startCol + periods.length - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = dateFormatter.format(date);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n\n      const hTheme = getHolidayOrWeekendTheme(date);\n      if (hTheme) {\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n        cell.font = { ...cell.font, color: { argb: hexToARGB(hTheme.foreground) } };\n      }\n\n      if (periods.length > 1) {\n        worksheet.mergeCells(1, startCol, 1, endCol);\n      }\n    });\n\n    const periodRow = worksheet.getRow(2);\n    periodRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n\n      periods.forEach((p, pIdx) => {\n        const cell = worksheet.getCell(2, dIdx * periods.length + pIdx + 2);\n        cell.value = p.name;\n        cell.alignment = { horizontal: 'center', vertical: 'middle' };\n        \n        if (hTheme) {\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n          cell.font = { color: { argb: hexToARGB(hTheme.foreground) } };\n        }\n        \n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  }\n\n  // Layout function\n  const calculateLayout = (items: { id: string, start: number, end: number }[]) => {\n    if (items.length === 0) return [];\n    const placements: { id: string, start: number, end: number, level: number, maxLevelInGroup: number }[] = [];\n    const sortedItems = [...items].sort((a, b) => a.start - b.start || (b.end - b.start) - (a.end - a.start));\n    sortedItems.forEach(item => {\n      let level = 0;\n      while (placements.some(p => p.level === level && !(item.end < p.start || item.start > p.end))) {\n        level++;\n      }\n      placements.push({ ...item, level, maxLevelInGroup: 0 });\n    });\n    placements.forEach(p => {\n      const overlapping = placements.filter(other => !(p.end < other.start || p.start > other.end));\n      p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n    });\n    return placements;\n  };\n\n  let currentRow = headerRowsCount + 1;\n\n  // --- Process Global Events ---\n  const row3Items: { id: string, start: number, end: number, type: 'holiday' | 'event', data: any }[] = [];\n  displayDates.forEach((date, dIdx) => {\n    const holiday = getHoliday(date);\n    if (!holiday) return;\n    if (holiday.date && isSameDay(date, startOfDay(parseISO(holiday.date)))) {\n      const startCol = dIdx * effectivePeriods.length + 2;\n      const endCol = dIdx * effectivePeriods.length + effectivePeriods.length + 1;\n      row3Items.push({ id: `holiday-${date.toISOString()}`, start: startCol, end: endCol, type: 'holiday', data: holiday });\n    } else if (holiday.start && holiday.end) {\n      const hStart = startOfDay(parseISO(holiday.start));\n      const hEnd = startOfDay(parseISO(holiday.end));\n      if (isSameDay(date, hStart) || (isSameDay(date, displayDates[0]) && isAfter(date, hStart) && isBefore(date, hEnd))) {\n        const actualStart = isAfter(hStart, displayDates[0]) ? hStart : displayDates[0];\n        const actualEnd = isBefore(hEnd, displayDates[displayDates.length - 1]) ? hEnd : displayDates[displayDates.length - 1];\n        const sIdx = displayDates.findIndex(d => isSameDay(d, actualStart));\n        const eIdx = displayDates.findIndex(d => isSameDay(d, actualEnd));\n        if (sIdx !== -1 && eIdx !== -1 && isSameDay(date, actualStart)) {\n          const startCol = sIdx * effectivePeriods.length + 2;\n          const endCol = eIdx * effectivePeriods.length + effectivePeriods.length + 1;\n          row3Items.push({ id: `holiday-range-${holiday.name}-${date.toISOString()}`, start: startCol, end: endCol, type: 'holiday', data: holiday });\n        }\n      }\n    }\n  });\n\n  events.forEach(e => {\n    const eStart = startOfDay(parseISO(e.startDate));\n    const eEnd = startOfDay(parseISO(e.endDate));\n    if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n    const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n    if (e.showInEventRow !== false || resourceIdList.length === 0) {\n      const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart));\n      const endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n\n      const startPeriodIdx = (e.startPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.startPeriodId) : 0;\n      const endPeriodIdx = (e.endPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.endPeriodId) : effectivePeriods.length - 1;\n      \n      const safeStartPeriodIdx = startPeriodIdx === -1 ? 0 : startPeriodIdx;\n      const safeEndPeriodIdx = endPeriodIdx === -1 ? effectivePeriods.length - 1 : endPeriodIdx;\n\n      const sCol = (startDayIdx === -1) ? 2 : startDayIdx * effectivePeriods.length + safeStartPeriodIdx + 2;\n      const eCol = (endDayIdx === -1) ? (displayDates.length * effectivePeriods.length + 1) : endDayIdx * effectivePeriods.length + safeEndPeriodIdx + 2;\n      row3Items.push({ id: `event-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n    }\n  });\n\n  const row3Layouts = calculateLayout(row3Items);\n  const row3MaxLevel = row3Layouts.length > 0 ? Math.max(...row3Layouts.map(l => l.level)) + 1 : 1;\n\n  // Global Event Label\n  const eventLabelCell = worksheet.getCell(currentRow, 1);\n  eventLabelCell.value = labels.event;\n  eventLabelCell.alignment = { vertical: 'middle', horizontal: 'left' };\n  eventLabelCell.font = { bold: true };\n  if (row3MaxLevel > 1) {\n    worksheet.mergeCells(currentRow, 1, currentRow + row3MaxLevel - 1, 1);\n  }\n\n  // Fill background grid\n  for (let l = 0; l < row3MaxLevel; l++) {\n    const row = worksheet.getRow(currentRow + l);\n    row.height = 35;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      \n      let bgColor = 'FFFFFFFF';\n      if (hTheme) {\n        bgColor = hexToARGB(hTheme.background);\n      }\n      \n      effectivePeriods.forEach((_, pIdx) => {\n        const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n        if (bgColor !== 'FFFFFFFF') {\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        }\n      });\n    });\n  }\n\n  // Place Global items\n  row3Layouts.forEach(layout => {\n    const item = row3Items.find(i => i.id === layout.id)!;\n    const targetRow = currentRow + layout.level;\n    const startCol = layout.start;\n    const endCol = layout.end;\n    const cell = worksheet.getCell(targetRow, startCol);\n    if (item.type === 'holiday') {\n      const h = item.data;\n      cell.value = h.name;\n      // Get theme for the holiday. If it's a multi-day holiday, we use the theme of its first day.\n      const hDate = h.date ? parseISO(h.date) : (h.start ? parseISO(h.start) : new Date());\n      const hTheme = getHolidayOrWeekendTheme(hDate);\n      if (hTheme) {\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n        cell.font = { color: { argb: hexToARGB(hTheme.foreground) }, bold: true };\n      } else {\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FF8B0000' } };\n        cell.font = { color: { argb: 'FFFFFFFF' }, bold: true };\n      }\n    } else {\n      const e = item.data as ScheduleEvent;\n      cell.value = e.name + (e.location ? ` (${e.location})` : '');\n      const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n      const bgColor = e.color || theme?.background || '#fef3c7';\n      const textColor = theme?.foreground || '#000000';\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n      cell.font = { color: { argb: hexToARGB(textColor) } };\n    }\n    cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n    cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n    if (endCol > startCol) worksheet.mergeCells(targetRow, startCol, targetRow, endCol);\n  });\n\n  currentRow += row3MaxLevel;\n\n  // Process Resources\n  for (const res of filteredResources) {\n    const resItems: { id: string, start: number, end: number, type: 'event' | 'lesson' | 'course', data: any }[] = [];\n    \n    if (isCourseTimeline) {\n      const allCourses = resources.filter(r => r.type === 'course' && r.startDate && r.endDate);\n      let relatedCourses: Resource[] = [];\n      if (viewMode === 'course') relatedCourses = [res];\n      else if (viewMode === 'teacher') relatedCourses = allCourses.filter(c => c.chiefTeacherId === res.id || c.assistantTeacherIds?.includes(res.id) || (c as any).assistantTeachers?.some((at: any) => at.id === res.id));\n      else if (viewMode === 'room') relatedCourses = allCourses.filter(c => c.mainRoomId === res.id);\n\n      relatedCourses.forEach(c => {\n        const cStart = startOfDay(parseISO(c.startDate!));\n        const cEnd = startOfDay(parseISO(c.endDate!));\n        if (isAfter(cStart, currentViewEnd) || isBefore(cEnd, currentViewStart)) return;\n        const sIdx = displayDates.findIndex(d => isSameDay(d, cStart));\n        const eIdx = displayDates.findIndex(d => isSameDay(d, cEnd));\n        const sCol = (sIdx === -1) ? 2 : sIdx + 2;\n        const eCol = (eIdx === -1) ? (displayDates.length + 1) : eIdx + 2;\n        resItems.push({ id: `c-${c.id}`, start: sCol, end: eCol, type: 'course', data: c });\n      });\n    } else {\n      events.forEach(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        if (resourceIdList.includes(res.id)) {\n          const eStart = startOfDay(parseISO(e.startDate));\n          const eEnd = startOfDay(parseISO(e.endDate));\n          if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart));\n          const endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n          const startPeriodIdx = e.startPeriodId ? periods.findIndex(p => p.id === e.startPeriodId) : 0;\n          const endPeriodIdx = e.endPeriodId ? periods.findIndex(p => p.id === e.endPeriodId) : periods.length - 1;\n          const safeStartPeriodIdx = startPeriodIdx === -1 ? 0 : startPeriodIdx;\n          const safeEndPeriodIdx = endPeriodIdx === -1 ? periods.length - 1 : endPeriodIdx;\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + safeStartPeriodIdx + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + safeEndPeriodIdx + 2;\n          resItems.push({ id: `e-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n        }\n      });\n\n      lessons.forEach(l => {\n        const lStart = startOfDay(parseISO(l.startDate));\n        const lEnd = startOfDay(parseISO(l.endDate));\n        if (isAfter(lStart, currentViewEnd) || isBefore(lEnd, currentViewStart)) return;\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        let isTarget = false;\n        if (viewMode === 'room' && l.roomId === res.id) isTarget = true;\n        else if (viewMode === 'teacher' && (l.teacherId === res.id || subIds.includes(res.id))) isTarget = true;\n        else if (viewMode === 'course' && l.courseId === res.id) isTarget = true;\n        if (isTarget) {\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, lStart));\n          const endDayIdx = displayDates.findIndex(d => isSameDay(d, lEnd));\n          const startPeriodIdx = l.startPeriodId ? periods.findIndex(p => p.id === l.startPeriodId) : 0;\n          const endPeriodIdx = l.endPeriodId ? periods.findIndex(p => p.id === l.endPeriodId) : periods.length - 1;\n          const safeStartPeriodIdx = startPeriodIdx === -1 ? 0 : startPeriodIdx;\n          const safeEndPeriodIdx = endPeriodIdx === -1 ? periods.length - 1 : endPeriodIdx;\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + safeStartPeriodIdx + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + safeEndPeriodIdx + 2;\n          resItems.push({ id: `l-${l.id}`, start: sCol, end: eCol, type: 'lesson', data: l });\n        }\n      });\n    }\n\n    const layouts = calculateLayout(resItems);\n    const maxLevel = layouts.length > 0 ? Math.max(...layouts.map(l => l.level)) + 1 : 1;\n\n    // Resource name\n    const resCell = worksheet.getCell(currentRow, 1);\n    resCell.value = t(res.name);\n    resCell.alignment = { vertical: 'middle', horizontal: 'left' };\n    resCell.font = { bold: true };\n    if (maxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + maxLevel - 1, 1);\n\n    // Fill background grid\n    for (let l = 0; l < maxLevel; l++) {\n      const row = worksheet.getRow(currentRow + l);\n      row.height = isCourseTimeline ? 60 : 35;\n      displayDates.forEach((date, dIdx) => {\n        const hTheme = getHolidayOrWeekendTheme(date);\n        let bgColor = 'FFFFFFFF';\n        if (hTheme) {\n          bgColor = hexToARGB(hTheme.background);\n        }\n        effectivePeriods.forEach((_, pIdx) => {\n          const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        });\n      });\n    }\n\n    // Place items\n    layouts.forEach(layout => {\n      const item = resItems.find(i => i.id === layout.id)!;\n      const targetRow = currentRow + layout.level;\n      const startCol = layout.start;\n      const endCol = layout.end;\n      const cell = worksheet.getCell(targetRow, startCol);\n      \n      if (item.type === 'course') {\n        const c = item.data as Resource;\n        const days = eachDayOfInterval({ start: parseISO(c.startDate!), end: parseISO(c.endDate!) });\n        const workDays = days.filter(d => !isWeekend(d) && !getHoliday(d)).length;\n        const chiefTeacher = resources.find(r => r.id === c.chiefTeacherId);\n        const subIds = [...(c.assistantTeacherIds || []), ...(c.assistantTeachers || []).map((at: any) => at.id)];\n        const assistantNames = subIds.map(id => resources.find(r => r.id === id)?.name).filter(Boolean).map(name => t(name!)).join(', ');\n        \n        const mLabel = c.mainTeacherLabel || labels.mainTeacher;\n        const sLabel = c.subTeacherLabel || labels.subTeacher;\n\n        cell.value = `${t(c.name)}\\n` +\n                     `${mLabel}: ${chiefTeacher ? t(chiefTeacher.name) : '-'}\\n` +\n                     (assistantNames ? `${sLabel}: ${assistantNames}\\n` : '') +\n                     `${c.startDate} ～ ${c.endDate} (${workDays}${t('days')} / ${workDays * periods.length}${t('periods')})`;\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFD0E0FF' } }; // LightBlue equivalent\n      } else if (item.type === 'event') {\n        const e = item.data as ScheduleEvent;\n        cell.value = e.name + (e.location ? ` (${e.location})` : '');\n        const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n        const bgColor = e.color || theme?.background || '#fef3c7';\n        const textColor = theme?.foreground || '#000000';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      } else {\n        const l = item.data as Lesson;\n        const mainTeacherName = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n        const roomName = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n        cell.value = `${t(l.subject)}\\n${mainTeacherName} / ${roomName}`;\n        \n        const hasTeacher = !!(l.teacherId || l.externalTeacher);\n        const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n        const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa');\n        const textColor = theme?.foreground || '#ffffff';\n        \n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      }\n\n      cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n      cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n      if (endCol > startCol) worksheet.mergeCells(targetRow, startCol, targetRow, endCol);\n    });\n\n    currentRow += maxLevel;\n  }\n\n  worksheet.views = [{ state: 'frozen', xSplit: 1, ySplit: headerRowsCount }];\n\n  const buffer = await workbook.xlsx.writeBuffer();\n  const fileName = `ScholaTile_${viewMode}_${format(baseDate, 'yyyyMMdd')}.xlsx`;\n  saveAs(new Blob([buffer]), fileName);\n}\n\ninterface PersonalExportParams {\n  userResourceId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n\n    const totalPeriods = periods.length || 8;\n    \n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter(p => p !== '');\n      const part = parts.find(p => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) {\n          return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        }\n        if (bits.length === 2) {\n          return { themeId: bits[1], isWeekend: true };\n        }\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) {\n        return { themeId: 'default', isWeekend: true };\n      }\n      return { themeId: 'default', isWeekend: false };\n    };\n\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      \n      // 週末設定がある場合は、休日であっても週末のテーマを優先する\n      if (dayInfo.isWeekend) {\n        return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      }\n      \n      // 週末でない平日の休日の場合は、holidayTheme を使用する\n      if (holiday) {\n        return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      }\n      \n      return null;\n    };\n\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find(h => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) {\n          return targetStr >= h.start && targetStr <= h.end;\n        }\n        return false;\n      });\n    };\n\n    // --- Pre-calculate overlaps for column structure ---\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n\n      const dayItems = [\n        ...dayLessons.map(l => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map(e => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) {\n            level++;\n          }\n          placements.push({ ...item, level });\n        });\n        \n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n\n    // Columns Width\n    const baseColumnWidth = 30;\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = baseColumnWidth / maxOverlaps;\n    }\n\n    // Weekday Header\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      \n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        \n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n\n        cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n\n        let bgColor = 'FFFFFFFF';\n        let textColor = 'FF000000';\n        \n        if (hTheme) {\n          bgColor = hexToARGB(hTheme.background);\n          textColor = hexToARGB(hTheme.foreground);\n        } else if (!isCurrMonth) {\n          bgColor = 'FFF0F0F0';\n        }\n\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { \n              left: sc === 0 ? { style: 'thin' } : undefined, \n              right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, \n              bottom: p === totalPeriods ? { style: 'thin' } : undefined \n            };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          \n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          \n          const startRow = baseRow + 1 + startIdx;\n          const span = endIdx - startIdx + 1;\n          const endRow = startRow + span - 1;\n          \n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? `${startIdx + 1}-${endIdx + 1}` : `${startIdx + 1}`;\n\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = `[${periodLabel}] ${e.name}${e.location ? ` (${e.location})` : ''}`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7';\n            const textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId);\n            const roomLabel = room?.name || l.location || '';\n            cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n            \n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa');\n            const textColor = theme?.foreground || '#ffffff';\n            \n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n"
  }
}

---

USER 🧑‍💻

修正を継続

---

MODEL ✨

Tool Command:

{
  "name": "write_file",
  "args": {
    "file_path": "src/utils/excelExport.ts",
    "content": "import ExcelJS from 'exceljs';\nimport { saveAs } from 'file-saver';\nimport { \n  format, startOfDay, parseISO, isSameDay, isAfter, isBefore, addDays, addMonths, getYear, differenceInDays,\n  startOfMonth, endOfMonth, startOfWeek, endOfWeek, eachDayOfInterval, isSameMonth\n} from 'date-fns';\nimport { ja } from 'date-fns/locale';\nimport { TimePeriod, Resource, Lesson, ScheduleEvent, ResourceLabels, SystemSetting, ViewType, ResourceType, Holiday, ColorTheme, ColorCategory } from '../types';\n\ninterface ExportParams {\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  viewMode: ResourceType;\n  viewType: ViewType;\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\n// Helper to convert hex to ARGB\nconst hexToARGB = (hex?: string) => {\n  if (!hex) return 'FFFFFFFF';\n  const cleanHex = hex.replace('#', '');\n  if (cleanHex.length === 3) {\n    const r = cleanHex[0] + cleanHex[0];\n    const g = cleanHex[1] + cleanHex[1];\n    const b = cleanHex[2] + cleanHex[2];\n    return `FF${r}${g}${b}`.toUpperCase();\n  }\n  return `FF${cleanHex}`.toUpperCase();\n};\n\n// Helper to get theme color\nconst getThemeColor = (themes: ColorTheme[], category: ColorCategory, keyOrId: string) => {\n  const theme = themes.find(t => t.category === category && (t.key === keyOrId || t.id === keyOrId));\n  if (theme) return theme;\n  return themes.find(t => t.category === category && t.key === 'default');\n};\n\nexport async function exportTimetableToExcel({\n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: ExportParams) {\n  const workbook = new ExcelJS.Workbook();\n  const worksheet = workbook.addWorksheet('Timetable');\n\n  const currentViewStart = startOfDay(baseDate);\n  const isCourseTimeline = viewType === 'course_timeline';\n  const effectivePeriods = isCourseTimeline ? [{ id: 'p-all', name: '', startTime: '', endTime: '', order: 0 }] : periods;\n\n  const getDayInfo = (day: number) => {\n    const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n    const parts = weekendDaysStr.split(',').filter(p => p !== '');\n    const part = parts.find(p => p.startsWith(`${day}:`));\n    if (part) {\n      const bits = part.split(':');\n      if (bits.length >= 3) {\n        return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n      }\n      if (bits.length === 2) {\n        return { themeId: bits[1], isWeekend: true };\n      }\n    }\n    const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n    if (simpleIndices.includes(day.toString())) {\n      return { themeId: 'default', isWeekend: true };\n    }\n    return { themeId: 'default', isWeekend: false };\n  };\n\n  const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n  const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    \n    if (dayInfo.isWeekend) {\n      return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    }\n    \n    if (holiday) {\n      return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    }\n    \n    return null;\n  };\n  \n  const getDayCount = () => {\n    if (viewType === 'day') return 1;\n    if (viewType === 'week') return 7;\n    if (viewType === 'month') {\n      return differenceInDays(addMonths(currentViewStart, 1), currentViewStart);\n    }\n    if (viewType === '3month' || viewType === '6month') {\n      const months = viewType === '3month' ? 3 : 6;\n      return differenceInDays(addMonths(currentViewStart, months), currentViewStart);\n    }\n    if (viewType === 'year' || viewType === 'course_timeline') {\n      const month = systemSettings?.yearViewStartMonth ?? 4;\n      const day = systemSettings?.yearViewStartDay ?? 1;\n      const start = new Date(getYear(baseDate), month - 1, day);\n      const end = new Date(getYear(baseDate) + 1, month - 1, day);\n      return differenceInDays(end, start);\n    }\n    return 1;\n  };\n\n  const dayCount = getDayCount();\n  const displayDates = Array.from({ length: dayCount }).map((_, i) => addDays(currentViewStart, i));\n  const currentViewEnd = startOfDay(displayDates[displayDates.length - 1]);\n\n  const filteredResources = resources\n    .filter(r => r.type === viewMode)\n    .sort((a, b) => (a.order ?? 0) - (b.order ?? 0));\n\n  const getHoliday = (date: Date) => {\n    const targetStr = format(date, 'yyyy-MM-dd');\n    return holidays.find(h => {\n      if (h.date) return h.date === targetStr;\n      if (h.start && h.end) {\n        return targetStr >= h.start && targetStr <= h.end;\n      }\n      return false;\n    });\n  };\n\n  worksheet.getColumn(1).width = 25;\n  for (let i = 0; i < displayDates.length * effectivePeriods.length; i++) {\n    worksheet.getColumn(i + 2).width = isCourseTimeline ? 4 : 12;\n  }\n\n  const locale = navigator.language;\n  const monthFormatter = new Intl.DateTimeFormat(locale, { month: 'short', year: 'numeric' });\n  const dayFormatter = new Intl.DateTimeFormat(locale, { day: 'numeric' });\n  const weekdayFormatter = new Intl.DateTimeFormat(locale, { weekday: 'short' });\n  const dateFormatter = new Intl.DateTimeFormat(locale, { month: 'short', day: 'numeric', weekday: 'short' });\n\n  let headerRowsCount = isCourseTimeline ? 3 : 2;\n\n  if (isCourseTimeline) {\n    const monthRow = worksheet.getRow(1);\n    monthRow.height = 20;\n    let currentMonth: string | null = null;\n    let startCol = 2;\n    let colCount = 0;\n\n    displayDates.forEach((date, dIdx) => {\n      const monthLabel = monthFormatter.format(date);\n      if (monthLabel !== currentMonth) {\n        if (currentMonth !== null && colCount > 0) {\n          worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n          const cell = worksheet.getCell(1, startCol);\n          cell.value = currentMonth;\n          cell.alignment = { horizontal: 'center', vertical: 'middle' };\n          cell.font = { bold: true };\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n        }\n        currentMonth = monthLabel;\n        startCol = dIdx + 2;\n        colCount = 1;\n      } else {\n        colCount++;\n      }\n    });\n    if (currentMonth !== null && colCount > 0) {\n      worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = currentMonth;\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n    }\n\n    const dayRow = worksheet.getRow(2);\n    const wkdayRow = worksheet.getRow(3);\n    dayRow.height = 20;\n    wkdayRow.height = 20;\n\n    displayDates.forEach((date, dIdx) => {\n      const col = dIdx + 2;\n      const dCell = worksheet.getCell(2, col);\n      const wCell = worksheet.getCell(3, col);\n      dCell.value = dayFormatter.format(date);\n      wCell.value = weekdayFormatter.format(date);\n      \n      const hTheme = getHolidayOrWeekendTheme(date);\n      \n      [dCell, wCell].forEach(c => {\n        c.alignment = { horizontal: 'center', vertical: 'middle' };\n        c.font = { size: 9 };\n        \n        if (hTheme) {\n          c.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n          c.font = { ...c.font, color: { argb: hexToARGB(hTheme.foreground) } };\n        }\n        \n        c.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  } else {\n    const dateRow = worksheet.getRow(1);\n    dateRow.height = 25;\n    displayDates.forEach((date, dIdx) => {\n      const startCol = dIdx * periods.length + 2;\n      const endCol = startCol + periods.length - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = dateFormatter.format(date);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n\n      const hTheme = getHolidayOrWeekendTheme(date);\n      if (hTheme) {\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n        cell.font = { ...cell.font, color: { argb: hexToARGB(hTheme.foreground) } };\n      }\n\n      if (periods.length > 1) {\n        worksheet.mergeCells(1, startCol, 1, endCol);\n      }\n    });\n\n    const periodRow = worksheet.getRow(2);\n    periodRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n\n      periods.forEach((p, pIdx) => {\n        const cell = worksheet.getCell(2, dIdx * periods.length + pIdx + 2);\n        cell.value = p.name;\n        cell.alignment = { horizontal: 'center', vertical: 'middle' };\n        \n        if (hTheme) {\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n          cell.font = { color: { argb: hexToARGB(hTheme.foreground) } };\n        }\n        \n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  }\n\n  const calculateLayout = (items: { id: string, start: number, end: number }[]) => {\n    if (items.length === 0) return [];\n    const placements: { id: string, start: number, end: number, level: number, maxLevelInGroup: number }[] = [];\n    const sortedItems = [...items].sort((a, b) => a.start - b.start || (b.end - b.start) - (a.end - a.start));\n    sortedItems.forEach(item => {\n      let level = 0;\n      while (placements.some(p => p.level === level && !(item.end < p.start || item.start > p.end))) {\n        level++;\n      }\n      placements.push({ ...item, level, maxLevelInGroup: 0 });\n    });\n    placements.forEach(p => {\n      const overlapping = placements.filter(other => !(p.end < other.start || p.start > other.end));\n      p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n    });\n    return placements;\n  };\n\n  let currentRow = headerRowsCount + 1;\n\n  const row3Items: { id: string, start: number, end: number, type: 'holiday' | 'event', data: any }[] = [];\n  displayDates.forEach((date, dIdx) => {\n    const holiday = getHoliday(date);\n    if (!holiday) return;\n    if (holiday.date && isSameDay(date, startOfDay(parseISO(holiday.date)))) {\n      const startCol = dIdx * effectivePeriods.length + 2;\n      const endCol = dIdx * effectivePeriods.length + effectivePeriods.length + 1;\n      row3Items.push({ id: `holiday-${date.toISOString()}`, start: startCol, end: endCol, type: 'holiday', data: holiday });\n    } else if (holiday.start && holiday.end) {\n      const hStart = startOfDay(parseISO(holiday.start));\n      const hEnd = startOfDay(parseISO(holiday.end));\n      if (isSameDay(date, hStart) || (isSameDay(date, displayDates[0]) && isAfter(date, hStart) && isBefore(date, hEnd))) {\n        const actualStart = isAfter(hStart, displayDates[0]) ? hStart : displayDates[0];\n        const actualEnd = isBefore(hEnd, displayDates[displayDates.length - 1]) ? hEnd : displayDates[displayDates.length - 1];\n        const sIdx = displayDates.findIndex(d => isSameDay(d, actualStart));\n        const eIdx = displayDates.findIndex(d => isSameDay(d, actualEnd));\n        if (sIdx !== -1 && eIdx !== -1 && isSameDay(date, actualStart)) {\n          const startCol = sIdx * effectivePeriods.length + 2;\n          const endCol = eIdx * effectivePeriods.length + effectivePeriods.length + 1;\n          row3Items.push({ id: `holiday-range-${holiday.name}-${date.toISOString()}`, start: startCol, end: endCol, type: 'holiday', data: holiday });\n        }\n      }\n    }\n  });\n\n  events.forEach(e => {\n    const eStart = startOfDay(parseISO(e.startDate));\n    const eEnd = startOfDay(parseISO(e.endDate));\n    if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n    const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n    if (e.showInEventRow !== false || resourceIdList.length === 0) {\n      const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart));\n      const endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n\n      const startPeriodIdx = (e.startPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.startPeriodId) : 0;\n      const endPeriodIdx = (e.endPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.endPeriodId) : effectivePeriods.length - 1;\n      \n      const safeStartPeriodIdx = startPeriodIdx === -1 ? 0 : startPeriodIdx;\n      const safeEndPeriodIdx = endPeriodIdx === -1 ? effectivePeriods.length - 1 : endPeriodIdx;\n\n      const sCol = (startDayIdx === -1) ? 2 : startDayIdx * effectivePeriods.length + safeStartPeriodIdx + 2;\n      const eCol = (endDayIdx === -1) ? (displayDates.length * effectivePeriods.length + 1) : endDayIdx * effectivePeriods.length + safeEndPeriodIdx + 2;\n      row3Items.push({ id: `event-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n    }\n  });\n\n  const row3Layouts = calculateLayout(row3Items);\n  const row3MaxLevel = row3Layouts.length > 0 ? Math.max(...row3Layouts.map(l => l.level)) + 1 : 1;\n\n  const eventLabelCell = worksheet.getCell(currentRow, 1);\n  eventLabelCell.value = labels.event;\n  eventLabelCell.alignment = { vertical: 'middle', horizontal: 'left' };\n  eventLabelCell.font = { bold: true };\n  if (row3MaxLevel > 1) {\n    worksheet.mergeCells(currentRow, 1, currentRow + row3MaxLevel - 1, 1);\n  }\n\n  for (let l = 0; l < row3MaxLevel; l++) {\n    const row = worksheet.getRow(currentRow + l);\n    row.height = 35;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      let bgColor = 'FFFFFFFF';\n      if (hTheme) bgColor = hexToARGB(hTheme.background);\n      effectivePeriods.forEach((_, pIdx) => {\n        const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n        if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n      });\n    });\n  }\n\n  row3Layouts.forEach(layout => {\n    const item = row3Items.find(i => i.id === layout.id)!;\n    const targetRow = currentRow + layout.level;\n    const startCol = layout.start;\n    const endCol = layout.end;\n    const cell = worksheet.getCell(targetRow, startCol);\n    if (item.type === 'holiday') {\n      const h = item.data;\n      cell.value = h.name;\n      const hDate = h.date ? parseISO(h.date) : (h.start ? parseISO(h.start) : new Date());\n      const hTheme = getHolidayOrWeekendTheme(hDate);\n      if (hTheme) {\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n        cell.font = { color: { argb: hexToARGB(hTheme.foreground) }, bold: true };\n      } else {\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FF8B0000' } };\n        cell.font = { color: { argb: 'FFFFFFFF' }, bold: true };\n      }\n    } else {\n      const e = item.data as ScheduleEvent;\n      cell.value = e.name + (e.location ? ` (${e.location})` : '');\n      const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n      const bgColor = e.color || theme?.background || '#fef3c7';\n      const textColor = theme?.foreground || '#000000';\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n      cell.font = { color: { argb: hexToARGB(textColor) } };\n    }\n    cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n    cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n    if (endCol > startCol) worksheet.mergeCells(targetRow, startCol, targetRow, endCol);\n  });\n\n  currentRow += row3MaxLevel;\n\n  for (const res of filteredResources) {\n    const resItems: { id: string, start: number, end: number, type: 'event' | 'lesson' | 'course', data: any }[] = [];\n    \n    if (isCourseTimeline) {\n      const allCourses = resources.filter(r => r.type === 'course' && r.startDate && r.endDate);\n      let relatedCourses: Resource[] = [];\n      if (viewMode === 'course') relatedCourses = [res];\n      else if (viewMode === 'teacher') relatedCourses = allCourses.filter(c => c.chiefTeacherId === res.id || c.assistantTeacherIds?.includes(res.id) || (c as any).assistantTeachers?.some((at: any) => at.id === res.id));\n      else if (viewMode === 'room') relatedCourses = allCourses.filter(c => c.mainRoomId === res.id);\n\n      relatedCourses.forEach(c => {\n        const cStart = startOfDay(parseISO(c.startDate!));\n        const cEnd = startOfDay(parseISO(c.endDate!));\n        if (isAfter(cStart, currentViewEnd) || isBefore(cEnd, currentViewStart)) return;\n        const sIdx = displayDates.findIndex(d => isSameDay(d, cStart));\n        const eIdx = displayDates.findIndex(d => isSameDay(d, cEnd));\n        const sCol = (sIdx === -1) ? 2 : sIdx + 2;\n        const eCol = (eIdx === -1) ? (displayDates.length + 1) : eIdx + 2;\n        resItems.push({ id: `c-${c.id}`, start: sCol, end: eCol, type: 'course', data: c });\n      });\n    } else {\n      events.forEach(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        if (resourceIdList.includes(res.id)) {\n          const eStart = startOfDay(parseISO(e.startDate));\n          const eEnd = startOfDay(parseISO(e.endDate));\n          if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart));\n          const endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n          const startPeriodIdx = e.startPeriodId ? periods.findIndex(p => p.id === e.startPeriodId) : 0;\n          const endPeriodIdx = e.endPeriodId ? periods.findIndex(p => p.id === e.endPeriodId) : periods.length - 1;\n          const safeStartPeriodIdx = startPeriodIdx === -1 ? 0 : startPeriodIdx;\n          const safeEndPeriodIdx = endPeriodIdx === -1 ? periods.length - 1 : endPeriodIdx;\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + safeStartPeriodIdx + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + safeEndPeriodIdx + 2;\n          resItems.push({ id: `e-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n        }\n      });\n\n      lessons.forEach(l => {\n        const lStart = startOfDay(parseISO(l.startDate));\n        const lEnd = startOfDay(parseISO(l.endDate));\n        if (isAfter(lStart, currentViewEnd) || isBefore(lEnd, currentViewStart)) return;\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        let isTarget = false;\n        if (viewMode === 'room' && l.roomId === res.id) isTarget = true;\n        else if (viewMode === 'teacher' && (l.teacherId === res.id || subIds.includes(res.id))) isTarget = true;\n        else if (viewMode === 'course' && l.courseId === res.id) isTarget = true;\n        if (isTarget) {\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, lStart));\n          const endDayIdx = displayDates.findIndex(d => isSameDay(d, lEnd));\n          const startPeriodIdx = l.startPeriodId ? periods.findIndex(p => p.id === l.startPeriodId) : 0;\n          const endPeriodIdx = l.endPeriodId ? periods.findIndex(p => p.id === l.endPeriodId) : periods.length - 1;\n          const safeStartPeriodIdx = startPeriodIdx === -1 ? 0 : startPeriodIdx;\n          const safeEndPeriodIdx = endPeriodIdx === -1 ? periods.length - 1 : endPeriodIdx;\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + safeStartPeriodIdx + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + safeEndPeriodIdx + 2;\n          resItems.push({ id: `l-${l.id}`, start: sCol, end: eCol, type: 'lesson', data: l });\n        }\n      });\n    }\n\n    const layouts = calculateLayout(resItems);\n    const maxLevel = layouts.length > 0 ? Math.max(...layouts.map(l => l.level)) + 1 : 1;\n\n    const resCell = worksheet.getCell(currentRow, 1);\n    resCell.value = t(res.name);\n    resCell.alignment = { vertical: 'middle', horizontal: 'left' };\n    resCell.font = { bold: true };\n    if (maxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + maxLevel - 1, 1);\n\n    for (let l = 0; l < maxLevel; l++) {\n      const row = worksheet.getRow(currentRow + l);\n      row.height = isCourseTimeline ? 60 : 35;\n      displayDates.forEach((date, dIdx) => {\n        const hTheme = getHolidayOrWeekendTheme(date);\n        let bgColor = 'FFFFFFFF';\n        if (hTheme) bgColor = hexToARGB(hTheme.background);\n        effectivePeriods.forEach((_, pIdx) => {\n          const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        });\n      });\n    }\n\n    layouts.forEach(layout => {\n      const item = resItems.find(i => i.id === layout.id)!;\n      const targetRow = currentRow + layout.level;\n      const startCol = layout.start;\n      const endCol = layout.end;\n      const cell = worksheet.getCell(targetRow, startCol);\n      \n      if (item.type === 'course') {\n        const c = item.data as Resource;\n        const days = eachDayOfInterval({ start: parseISO(c.startDate!), end: parseISO(c.endDate!) });\n        const workDays = days.filter(d => !isWeekend(d) && !getHoliday(d)).length;\n        const chiefTeacher = resources.find(r => r.id === c.chiefTeacherId);\n        const subIds = [...(c.assistantTeacherIds || []), ...(c.assistantTeachers || []).map((at: any) => at.id)];\n        const assistantNames = subIds.map(id => resources.find(r => r.id === id)?.name).filter(Boolean).map(name => t(name!)).join(', ');\n        const mLabel = c.mainTeacherLabel || labels.mainTeacher;\n        const sLabel = c.subTeacherLabel || labels.subTeacher;\n        cell.value = `${t(c.name)}\\n${mLabel}: ${chiefTeacher ? t(chiefTeacher.name) : '-'}\\n${assistantNames ? `${sLabel}: ${assistantNames}\\n` : ''}${c.startDate} ～ ${c.endDate} (${workDays}${t('days')} / ${workDays * periods.length}${t('periods')})`;\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFD0E0FF' } };\n      } else if (item.type === 'event') {\n        const e = item.data as ScheduleEvent;\n        cell.value = e.name + (e.location ? ` (${e.location})` : '');\n        const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n        const bgColor = e.color || theme?.background || '#fef3c7';\n        const textColor = theme?.foreground || '#000000';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      } else {\n        const l = item.data as Lesson;\n        const mainTeacherName = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n        const roomName = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n        cell.value = `${t(l.subject)}\\n${mainTeacherName} / ${roomName}`;\n        const hasTeacher = !!(l.teacherId || l.externalTeacher);\n        const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n        const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa');\n        const textColor = theme?.foreground || '#ffffff';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      }\n      cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n      cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n      if (endCol > startCol) worksheet.mergeCells(targetRow, startCol, targetRow, endCol);\n    });\n\n    currentRow += maxLevel;\n  }\n\n  worksheet.views = [{ state: 'frozen', xSplit: 1, ySplit: headerRowsCount }];\n\n  const buffer = await workbook.xlsx.writeBuffer();\n  const fileName = `ScholaTile_${viewMode}_${format(baseDate, 'yyyyMMdd')}.xlsx`;\n  saveAs(new Blob([buffer]), fileName);\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n    const totalPeriods = periods.length || 8;\n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter(p => p !== '');\n      const part = parts.find(p => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find(h => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n      const dayItems = [\n        ...dayLessons.map(l => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map(e => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) {\n            level++;\n          }\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = 30 / maxOverlaps;\n    }\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n        cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n        let bgColor = 'FFFFFFFF', textColor = 'FF000000';\n        if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); } \n        else if (!isCurrMonth) bgColor = 'FFF0F0F0';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { left: sc === 0 ? { style: 'thin' } : undefined, right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, bottom: p === totalPeriods ? { style: 'thin' } : undefined };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          const startRow = baseRow + 1 + startIdx, span = endIdx - startIdx + 1, endRow = startRow + span - 1;\n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? `${startIdx + 1}-${endIdx + 1}` : `${startIdx + 1}`;\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = `[${periodLabel}] ${e.name}${e.location ? ` (${e.location})` : ''}`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n            cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n          cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          try { worksheet.mergeCells(startRow, itemColStart, endRow, itemColEnd); } catch (e) { console.warn('Merge failed in Personal Export:', e); }\n        });\n      }\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n  } catch (err) { console.error('Personal Export Error:', err); }\n}\n\nexport async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\n    const course = resources.find(r => r.id === courseId);\n    if (!course) return;\n    worksheet.mergeCells(1, 1, 1, 7);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = t(course.name);\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [t('Date'), t('Period'), labels.subject, labels.deliveryMethod, labels.room, labels.mainTeacher, t('Remarks')];\n    const headerRow = worksheet.getRow(4);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n    });\n    worksheet.getColumn(1).width = 15; worksheet.getColumn(2).width = 10; worksheet.getColumn(3).width = 50; \n    worksheet.getColumn(4).width = 20; worksheet.getColumn(5).width = 20; worksheet.getColumn(6).width = 20; worksheet.getColumn(7).width = 15;\n    const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n    const weekEnd = addDays(weekStart, 6);\n    const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n    let currentRowIdx = 5;\n    displayDates.forEach(date => {\n      const dateStr = format(date, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => l.courseId === courseId && dateStr >= l.startDate && dateStr <= l.endDate);\n      const startRowForDay = currentRowIdx;\n      const processedLessonIds = new Set<string>();\n      const processedEmptyStartIndices = new Set<number>();\n      periods.forEach((period, pIdx) => {\n        const row = worksheet.getRow(currentRowIdx);\n        row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n        row.getCell(2).value = period.name.replace(/\\D/g, '');\n        const l = dayLessons.find(dl => {\n          if (dateStr === dl.startDate && dateStr === dl.endDate) return period.id >= dl.startPeriodId && period.id <= dl.endPeriodId;\n          if (dateStr === dl.startDate) return period.id >= dl.startPeriodId;\n          if (dateStr === dl.endDate) return period.id <= dl.endPeriodId;\n          return dateStr > dl.startDate && dateStr < dl.endDate;\n        });\n        if (l) {\n          if (!processedLessonIds.has(l.id)) {\n            processedLessonIds.add(l.id);\n            let span = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const isSame = dayLessons.some(dl => dl.id === l.id && (() => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              })());\n              if (isSame) span++; else break;\n            }\n            row.getCell(3).value = t(l.subject);\n            row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n            row.getCell(5).value = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n            row.getCell(6).value = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n            row.getCell(7).value = l.remarks || '';\n            if (span > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + span - 1, col);\n          }\n        } else {\n          const isAlreadyProcessed = Array.from(processedEmptyStartIndices).some(startIdx => {\n            let emptySpan = 0;\n            for (let i = startIdx; i < periods.length; i++) {\n              const hasLesson = dayLessons.some(dl => {\n                const p = periods[i];\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return p.id >= dl.startPeriodId && p.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return p.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return p.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!hasLesson) emptySpan++; else break;\n            }\n            return pIdx >= startIdx && pIdx < startIdx + emptySpan;\n          });\n          if (!isAlreadyProcessed) {\n            let emptySpan = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const nextLesson = dayLessons.find(dl => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!nextLesson) emptySpan++; else break;\n            }\n            for (let i = 3; i <= 7; i++) row.getCell(i).value = '';\n            if (emptySpan > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + emptySpan - 1, col);\n            processedEmptyStartIndices.add(pIdx);\n          }\n        }\n        for (let i = 1; i <= 7; i++) {\n          const cell = row.getCell(i);\n          cell.alignment = { vertical: 'middle', horizontal: i <= 2 ? 'center' : 'left', wrapText: true };\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n        }\n        currentRowIdx++;\n      });\n      if (periods.length > 1) worksheet.mergeCells(startRowForDay, 1, currentRowIdx - 1, 1);\n    });\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Weekly Export Error:', err); }\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[];\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = `${t('Course Statistics')}: ${courseName}`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [labels.subjectLarge, labels.subjectMiddle, labels.subjectSmall, t('Assigned'), t('Scheduled'), t('Diff')];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n    worksheet.getColumn(1).width = 25; worksheet.getColumn(2).width = 25; worksheet.getColumn(3).width = 30;\n    worksheet.getColumn(4).width = 12; worksheet.getColumn(5).width = 12; worksheet.getColumn(6).width = 12;\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n        }\n        if (row.level === 1) { totalAssigned += row.assigned; totalScheduled += row.scheduled; }\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n    addRows(stats);\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Statistics Export Error:', err); }\n}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "write_file_1776563736986_0",
  "name": "write_file",
  "response": {
    "output": "Successfully overwrote file: /home/yasumichi/projects/Education-Scheduler/src/utils/excelExport.ts. Here is the updated code:\n...\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    \n    if (dayInfo.isWeekend) {\n      return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    }\n    \n    if (holiday) {\n      return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    }\n    \n    return null;\n...\n      }\n      return false;\n    });\n  };\n\n  worksheet.getColumn(1).width = 25;\n  for (let i = 0; i < displayDates.length * effectivePeriods.length; i++) {\n    worksheet.getColumn(i + 2).width = isCourseTimeline ? 4 : 12;\n  }\n\n...\n  const dateFormatter = new Intl.DateTimeFormat(locale, { month: 'short', day: 'numeric', weekday: 'short' });\n\n  let headerRowsCount = isCourseTimeline ? 3 : 2;\n\n  if (isCourseTimeline) {\n    const monthRow = worksheet.getRow(1);\n    monthRow.height = 20;\n    let currentMonth: string | null = null;\n    let startCol = 2;\n    let colCount = 0;\n...\n        colCount = 1;\n      } else {\n        colCount++;\n      }\n    });\n    if (currentMonth !== null && colCount > 0) {\n      worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = currentMonth;\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n    }\n\n    const dayRow = worksheet.getRow(2);\n    const wkdayRow = worksheet.getRow(3);\n    dayRow.height = 20;\n    wkdayRow.height = 20;\n\n...\n        \n        c.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  } else {\n    const dateRow = worksheet.getRow(1);\n    dateRow.height = 25;\n    displayDates.forEach((date, dIdx) => {\n      const startCol = dIdx * periods.length + 2;\n      const endCol = startCol + periods.length - 1;\n...\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  }\n\n  const calculateLayout = (items: { id: string, start: number, end: number }[]) => {\n    if (items.length === 0) return [];\n    const placements: { id: string, start: number, end: number, level: number, maxLevelInGroup: number }[] = [];\n    const sortedItems = [...items].sort((a, b) => a.start - b.start || (b.end - b.start) - (a.end - a.start));\n    sortedItems.forEach(item => {\n...\n    return placements;\n  };\n\n  let currentRow = headerRowsCount + 1;\n\n  const row3Items: { id: string, start: number, end: number, type: 'holiday' | 'event', data: any }[] = [];\n  displayDates.forEach((date, dIdx) => {\n    const holiday = getHoliday(date);\n    if (!holiday) return;\n    if (holiday.date && isSameDay(date, startOfDay(parseISO(holiday.date)))) {\n...\n  });\n\n  const row3Layouts = calculateLayout(row3Items);\n  const row3MaxLevel = row3Layouts.length > 0 ? Math.max(...row3Layouts.map(l => l.level)) + 1 : 1;\n\n  const eventLabelCell = worksheet.getCell(currentRow, 1);\n  eventLabelCell.value = labels.event;\n  eventLabelCell.alignment = { vertical: 'middle', horizontal: 'left' };\n  eventLabelCell.font = { bold: true };\n  if (row3MaxLevel > 1) {\n    worksheet.mergeCells(currentRow, 1, currentRow + row3MaxLevel - 1, 1);\n  }\n\n  for (let l = 0; l < row3MaxLevel; l++) {\n    const row = worksheet.getRow(currentRow + l);\n    row.height = 35;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      let bgColor = 'FFFFFFFF';\n      if (hTheme) bgColor = hexToARGB(hTheme.background);\n      effectivePeriods.forEach((_, pIdx) => {\n        const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n        if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n      });\n    });\n  }\n\n  row3Layouts.forEach(layout => {\n    const item = row3Items.find(i => i.id === layout.id)!;\n    const targetRow = currentRow + layout.level;\n    const startCol = layout.start;\n    const endCol = layout.end;\n    const cell = worksheet.getCell(targetRow, startCol);\n    if (item.type === 'holiday') {\n      const h = item.data;\n      cell.value = h.name;\n      const hDate = h.date ? parseISO(h.date) : (h.start ? parseISO(h.start) : new Date());\n      const hTheme = getHolidayOrWeekendTheme(hDate);\n      if (hTheme) {\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } };\n        cell.font = { color: { argb: hexToARGB(hTheme.foreground) }, bold: true };\n...\n    if (endCol > startCol) worksheet.mergeCells(targetRow, startCol, targetRow, endCol);\n  });\n\n  currentRow += row3MaxLevel;\n\n  for (const res of filteredResources) {\n    const resItems: { id: string, start: number, end: number, type: 'event' | 'lesson' | 'course', data: any }[] = [];\n    \n    if (isCourseTimeline) {\n      const allCourses = resources.filter(r => r.type === 'course' && r.startDate && r.endDate);\n...\n    }\n\n    const layouts = calculateLayout(resItems);\n    const maxLevel = layouts.length > 0 ? Math.max(...layouts.map(l => l.level)) + 1 : 1;\n\n    const resCell = worksheet.getCell(currentRow, 1);\n    resCell.value = t(res.name);\n    resCell.alignment = { vertical: 'middle', horizontal: 'left' };\n    resCell.font = { bold: true };\n    if (maxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + maxLevel - 1, 1);\n\n    for (let l = 0; l < maxLevel; l++) {\n      const row = worksheet.getRow(currentRow + l);\n      row.height = isCourseTimeline ? 60 : 35;\n      displayDates.forEach((date, dIdx) => {\n        const hTheme = getHolidayOrWeekendTheme(date);\n        let bgColor = 'FFFFFFFF';\n        if (hTheme) bgColor = hexToARGB(hTheme.background);\n        effectivePeriods.forEach((_, pIdx) => {\n          const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        });\n      });\n    }\n\n    layouts.forEach(layout => {\n      const item = resItems.find(i => i.id === layout.id)!;\n      const targetRow = currentRow + layout.level;\n      const startCol = layout.start;\n      const endCol = layout.end;\n...\n        const days = eachDayOfInterval({ start: parseISO(c.startDate!), end: parseISO(c.endDate!) });\n        const workDays = days.filter(d => !isWeekend(d) && !getHoliday(d)).length;\n        const chiefTeacher = resources.find(r => r.id === c.chiefTeacherId);\n        const subIds = [...(c.assistantTeacherIds || []), ...(c.assistantTeachers || []).map((at: any) => at.id)];\n        const assistantNames = subIds.map(id => resources.find(r => r.id === id)?.name).filter(Boolean).map(name => t(name!)).join(', ');\n        const mLabel = c.mainTeacherLabel || labels.mainTeacher;\n        const sLabel = c.subTeacherLabel || labels.subTeacher;\n        cell.value = `${t(c.name)}\\n${mLabel}: ${chiefTeacher ? t(chiefTeacher.name) : '-'}\\n${assistantNames ? `${sLabel}: ${assistantNames}\\n` : ''}${c.startDate} ～ ${c.endDate} (${workDays}${t('days')} / ${workDays * periods.length}${t('periods')})`;\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFD0E0FF' } };\n      } else if (item.type === 'event') {\n        const e = item.data as ScheduleEvent;\n        cell.value = e.name + (e.location ? ` (${e.location})` : '');\n        const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n        const bgColor = e.color || theme?.background || '#fef3c7';\n...\n      } else {\n        const l = item.data as Lesson;\n        const mainTeacherName = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n        const roomName = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n        cell.value = `${t(l.subject)}\\n${mainTeacherName} / ${roomName}`;\n        const hasTeacher = !!(l.teacherId || l.externalTeacher);\n        const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n        const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa');\n        const textColor = theme?.foreground || '#ffffff';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      }\n      cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n      cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n      if (endCol > startCol) worksheet.mergeCells(targetRow, startCol, targetRow, endCol);\n    });\n\n...\n  const buffer = await workbook.xlsx.writeBuffer();\n  const fileName = `ScholaTile_${viewMode}_${format(baseDate, 'yyyyMMdd')}.xlsx`;\n  saveAs(new Blob([buffer]), fileName);\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n    const totalPeriods = periods.length || 8;\n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter(p => p !== '');\n      const part = parts.find(p => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find(h => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n...\n      });\n      const dayEvents = events.filter(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n      const dayItems = [\n        ...dayLessons.map(l => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n...\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) {\n            level++;\n          }\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = 30 / maxOverlaps;\n    }\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n...\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n        cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n        let bgColor = 'FFFFFFFF', textColor = 'FF000000';\n        if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); } \n        else if (!isCurrMonth) bgColor = 'FFF0F0F0';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { left: sc === 0 ? { style: 'thin' } : undefined, right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, bottom: p === totalPeriods ? { style: 'thin' } : undefined };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          const startRow = baseRow + 1 + startIdx, span = endIdx - startIdx + 1, endRow = startRow + span - 1;\n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? `${startIdx + 1}-${endIdx + 1}` : `${startIdx + 1}`;\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = `[${periodLabel}] ${e.name}${e.location ? ` (${e.location})` : ''}`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n            cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n          cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          try { worksheet.mergeCells(startRow, itemColStart, endRow, itemColEnd); } catch (e) { console.warn('Merge failed in Personal Export:', e); }\n        });\n      }\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n  } catch (err) { console.error('Personal Export Error:', err); }\n}\n\nexport async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n...\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\n    const course = resources.find(r => r.id === courseId);\n    if (!course) return;\n    worksheet.mergeCells(1, 1, 1, 7);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = t(course.name);\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [t('Date'), t('Period'), labels.subject, labels.deliveryMethod, labels.room, labels.mainTeacher, t('Remarks')];\n    const headerRow = worksheet.getRow(4);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n    });\n    worksheet.getColumn(1).width = 15; worksheet.getColumn(2).width = 10; worksheet.getColumn(3).width = 50; \n    worksheet.getColumn(4).width = 20; worksheet.getColumn(5).width = 20; worksheet.getColumn(6).width = 20; worksheet.getColumn(7).width = 15;\n    const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n    const weekEnd = addDays(weekStart, 6);\n    const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n    let currentRowIdx = 5;\n    displayDates.forEach(date => {\n      const dateStr = format(date, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => l.courseId === courseId && dateStr >= l.startDate && dateStr <= l.endDate);\n      const startRowForDay = currentRowIdx;\n      const processedLessonIds = new Set<string>();\n      const processedEmptyStartIndices = new Set<number>();\n      periods.forEach((period, pIdx) => {\n        const row = worksheet.getRow(currentRowIdx);\n        row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n        row.getCell(2).value = period.name.replace(/\\D/g, '');\n        const l = dayLessons.find(dl => {\n          if (dateStr === dl.startDate && dateStr === dl.endDate) return period.id >= dl.startPeriodId && period.id <= dl.endPeriodId;\n          if (dateStr === dl.startDate) return period.id >= dl.startPeriodId;\n          if (dateStr === dl.endDate) return period.id <= dl.endPeriodId;\n          return dateStr > dl.startDate && dateStr < dl.endDate;\n        });\n        if (l) {\n          if (!processedLessonIds.has(l.id)) {\n            processedLessonIds.add(l.id);\n            let span = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const isSame = dayLessons.some(dl => dl.id === l.id && (() => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              })());\n              if (isSame) span++; else break;\n            }\n            row.getCell(3).value = t(l.subject);\n            row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n            row.getCell(5).value = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n            row.getCell(6).value = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n            row.getCell(7).value = l.remarks || '';\n            if (span > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + span - 1, col);\n          }\n        } else {\n          const isAlreadyProcessed = Array.from(processedEmptyStartIndices).some(startIdx => {\n            let emptySpan = 0;\n            for (let i = startIdx; i < periods.length; i++) {\n              const hasLesson = dayLessons.some(dl => {\n                const p = periods[i];\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return p.id >= dl.startPeriodId && p.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return p.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return p.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!hasLesson) emptySpan++; else break;\n            }\n            return pIdx >= startIdx && pIdx < startIdx + emptySpan;\n          });\n          if (!isAlreadyProcessed) {\n            let emptySpan = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const nextLesson = dayLessons.find(dl => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!nextLesson) emptySpan++; else break;\n            }\n            for (let i = 3; i <= 7; i++) row.getCell(i).value = '';\n            if (emptySpan > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + emptySpan - 1, col);\n            processedEmptyStartIndices.add(pIdx);\n          }\n        }\n        for (let i = 1; i <= 7; i++) {\n          const cell = row.getCell(i);\n          cell.alignment = { vertical: 'middle', horizontal: i <= 2 ? 'center' : 'left', wrapText: true };\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n        }\n        currentRowIdx++;\n      });\n      if (periods.length > 1) worksheet.mergeCells(startRowForDay, 1, currentRowIdx - 1, 1);\n    });\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Weekly Export Error:', err); }\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[];\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = `${t('Course Statistics')}: ${courseName}`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [labels.subjectLarge, labels.subjectMiddle, labels.subjectSmall, t('Assigned'), t('Scheduled'), t('Diff')];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n    worksheet.getColumn(1).width = 25; worksheet.getColumn(2).width = 25; worksheet.getColumn(3).width = 30;\n    worksheet.getColumn(4).width = 12; worksheet.getColumn(5).width = 12; worksheet.getColumn(6).width = 12;\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n        }\n        if (row.level === 1) { totalAssigned += row.assigned; totalScheduled += row.scheduled; }\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n    addRows(stats);\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Statistics Export Error:', err); }\n}\n"
  }
}

---

MODEL ✨

src/utils/excelExport.ts を修正し、構文エラーを解消しました。あわせて GEMINI.md も更新済みです。

実施内容

1. src/utils/excelExport.ts の修復:
   • 前回の replace 操作で紛れ込んでいた placeholder (...) を排除し、ファイル内容を完全に復元しました。
   • 新機能 exportCourseStatisticsToExcel を正しく組み込みました。
2. GEMINI.md の更新:
   • 統計情報のエクスポート機能についてドキュメントを追記しました。

これで、CourseStatistics 画面から「Excel」ボタンをクリックすることで、配当時間と割当済時間の集計レポート（大・中・小課目の階層構造と小計・総計を含む）を Excel 形式でダウンロードできるようになります。

最後に、修正が正しく反映されているかビルド確認を行います。

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563741563_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/utils/excelExport.ts:514:4 - error TS2304: Cannot find name 'PersonalExportParams'.\n\n514 }: PersonalExportParams) {\n       ~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:526:54 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n526       const parts = weekendDaysStr.split(',').filter(p => p !== '');\n                                                         ~\n\nsrc/utils/excelExport.ts:527:31 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n527       const part = parts.find(p => p.startsWith(`${day}:`));\n                                  ~\n\nsrc/utils/excelExport.ts:533:62 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n533       const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n                                                                 ~\n\nsrc/utils/excelExport.ts:549:28 - error TS7006: Parameter 'h' implicitly has an 'any' type.\n\n549       return holidays.find(h => {\n                               ~\n\nsrc/utils/excelExport.ts:559:41 - error TS7006: Parameter 'l' implicitly has an 'any' type.\n\n559       const dayLessons = lessons.filter(l => {\n                                            ~\n\nsrc/utils/excelExport.ts:560:82 - error TS7006: Parameter 't' implicitly has an 'any' type.\n\n560         const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n                                                                                     ~\n\nsrc/utils/excelExport.ts:564:39 - error TS7006: Parameter 'e' implicitly has an 'any' type.\n\n564       const dayEvents = events.filter(e => {\n                                          ~\n\nsrc/utils/excelExport.ts:565:86 - error TS7006: Parameter 'r' implicitly has an 'any' type.\n\n565         const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n                                                                                         ~\n\nsrc/utils/excelExport.ts:569:27 - error TS7006: Parameter 'l' implicitly has an 'any' type.\n\n569         ...dayLessons.map(l => {\n                              ~\n\nsrc/utils/excelExport.ts:572:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n572             const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:576:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n576             const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:581:26 - error TS7006: Parameter 'e' implicitly has an 'any' type.\n\n581         ...dayEvents.map(e => {\n                             ~\n\nsrc/utils/excelExport.ts:584:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n584             const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:588:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n588             const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:680:41 - error TS7006: Parameter 'r' implicitly has an 'any' type.\n\n680             const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n                                            ~\n\n\nFound 16 errors in the same file, starting at: src/utils/excelExport.ts:514\nExit Code: 2\nProcess Group PGID: 177644"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "replace",
  "args": {
    "file_path": "src/utils/excelExport.ts",
    "old_string": "export async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n\n    const totalPeriods = periods.length || 8;\n    \n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter(p => p !== '');\n      const part = parts.find(p => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) {\n          return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        }\n        if (bits.length === 2) {\n          return { themeId: bits[1], isWeekend: true };\n        }\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter(p => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) {\n        return { themeId: 'default', isWeekend: true };\n      }\n      return { themeId: 'default', isWeekend: false };\n    };\n\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      \n      // 週末設定がある場合は、休日であっても週末のテーマを優先する\n      if (dayInfo.isWeekend) {\n        return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      }\n      \n      // 週末でない平日の休日の場合は、holidayTheme を使用する\n      if (holiday) {\n        return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      }\n      \n      return null;\n    };\n\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find(h => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) {\n          return targetStr >= h.start && targetStr <= h.end;\n        }\n        return false;\n      });\n    };\n    \n    // --- Pre-calculate overlaps for column structure ---\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n\n      const dayItems = [\n        ...dayLessons.map(l => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map(e => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n",
    "allow_multiple": false,
    "new_string": "interface PersonalExportParams {\n  userResourceId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n\n    const totalPeriods = periods.length || 8;\n    \n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    \n    // --- Pre-calculate overlaps for column structure ---\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n",
    "instruction": "Restore missing interface and fix type errors in excelExport.ts."
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563758954_0",
  "name": "replace",
  "response": {
    "error": "Failed to edit, 0 occurrences found for old_string in src/utils/excelExport.ts. Ensure you're not escaping content incorrectly and check whitespace, indentation, and context. Use read_file tool to verify."
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "write_file",
  "args": {
    "file_path": "src/utils/excelExport.ts",
    "content": "import ExcelJS from 'exceljs';\nimport { saveAs } from 'file-saver';\nimport { \n  format, startOfDay, parseISO, isSameDay, isAfter, isBefore, addDays, addMonths, getYear, differenceInDays,\n  startOfMonth, endOfMonth, startOfWeek, endOfWeek, eachDayOfInterval, isSameMonth\n} from 'date-fns';\nimport { ja } from 'date-fns/locale';\nimport { TimePeriod, Resource, Lesson, ScheduleEvent, ResourceLabels, SystemSetting, ViewType, ResourceType, Holiday, ColorTheme, ColorCategory } from '../types';\n\ninterface ExportParams {\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  viewMode: ResourceType;\n  viewType: ViewType;\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nconst hexToARGB = (hex?: string) => {\n  if (!hex) return 'FFFFFFFF';\n  const cleanHex = hex.replace('#', '');\n  if (cleanHex.length === 3) {\n    const r = cleanHex[0] + cleanHex[0];\n    const g = cleanHex[1] + cleanHex[1];\n    const b = cleanHex[2] + cleanHex[2];\n    return `FF${r}${g}${b}`.toUpperCase();\n  }\n  return `FF${cleanHex}`.toUpperCase();\n};\n\nconst getThemeColor = (themes: ColorTheme[], category: ColorCategory, keyOrId: string) => {\n  const theme = themes.find(t => t.category === category && (t.key === keyOrId || t.id === keyOrId));\n  if (theme) return theme;\n  return themes.find(t => t.category === category && t.key === 'default');\n};\n\nexport async function exportTimetableToExcel({\n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: ExportParams) {\n  const workbook = new ExcelJS.Workbook();\n  const worksheet = workbook.addWorksheet('Timetable');\n\n  const currentViewStart = startOfDay(baseDate);\n  const isCourseTimeline = viewType === 'course_timeline';\n  const effectivePeriods = isCourseTimeline ? [{ id: 'p-all', name: '', startTime: '', endTime: '', order: 0 }] : periods;\n\n  const getDayInfo = (day: number) => {\n    const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n    const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n    const part = parts.find((p: string) => p.startsWith(`${day}:`));\n    if (part) {\n      const bits = part.split(':');\n      if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n      if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n    }\n    const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n    if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n    return { themeId: 'default', isWeekend: false };\n  };\n\n  const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n  const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    return null;\n  };\n\n  const getHoliday = (date: Date) => {\n    if (!date) return null;\n    const targetStr = format(date, 'yyyy-MM-dd');\n    return holidays.find((h: Holiday) => {\n      if (h.date) return h.date === targetStr;\n      if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n      return false;\n    });\n  };\n\n  const dayCount = (() => {\n    if (viewType === 'day') return 1;\n    if (viewType === 'week') return 7;\n    if (viewType === 'month') return differenceInDays(addMonths(currentViewStart, 1), currentViewStart);\n    if (viewType === '3month' || viewType === '6month') return differenceInDays(addMonths(currentViewStart, viewType === '3month' ? 3 : 6), currentViewStart);\n    if (viewType === 'year' || viewType === 'course_timeline') {\n      const month = systemSettings?.yearViewStartMonth ?? 4;\n      const day = systemSettings?.yearViewStartDay ?? 1;\n      const start = new Date(getYear(baseDate), month - 1, day);\n      const end = new Date(getYear(baseDate) + 1, month - 1, day);\n      return differenceInDays(end, start);\n    }\n    return 1;\n  })();\n\n  const displayDates = Array.from({ length: dayCount }).map((_, i) => addDays(currentViewStart, i));\n  const currentViewEnd = startOfDay(displayDates[displayDates.length - 1]);\n  const filteredResources = resources.filter(r => r.type === viewMode).sort((a, b) => (a.order ?? 0) - (b.order ?? 0));\n\n  worksheet.getColumn(1).width = 25;\n  for (let i = 0; i < displayDates.length * effectivePeriods.length; i++) worksheet.getColumn(i + 2).width = isCourseTimeline ? 4 : 12;\n\n  const locale = navigator.language;\n  const monthFormatter = new Intl.DateTimeFormat(locale, { month: 'short', year: 'numeric' });\n  const dayFormatter = new Intl.DateTimeFormat(locale, { day: 'numeric' });\n  const weekdayFormatter = new Intl.DateTimeFormat(locale, { weekday: 'short' });\n  const dateFormatter = new Intl.DateTimeFormat(locale, { month: 'short', day: 'numeric', weekday: 'short' });\n\n  let headerRowsCount = isCourseTimeline ? 3 : 2;\n\n  if (isCourseTimeline) {\n    const monthRow = worksheet.getRow(1);\n    monthRow.height = 20;\n    let currentMonth: string | null = null;\n    let startCol = 2;\n    let colCount = 0;\n    displayDates.forEach((date, dIdx) => {\n      const monthLabel = monthFormatter.format(date);\n      if (monthLabel !== currentMonth) {\n        if (currentMonth !== null && colCount > 0) {\n          worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n          const cell = worksheet.getCell(1, startCol);\n          cell.value = currentMonth;\n          cell.alignment = { horizontal: 'center', vertical: 'middle' };\n          cell.font = { bold: true };\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n        }\n        currentMonth = monthLabel;\n        startCol = dIdx + 2;\n        colCount = 1;\n      } else colCount++;\n    });\n    if (currentMonth !== null && colCount > 0) {\n      worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = currentMonth;\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n    }\n    const dayRow = worksheet.getRow(2), wkdayRow = worksheet.getRow(3);\n    dayRow.height = 20; wkdayRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const col = dIdx + 2;\n      const dCell = worksheet.getCell(2, col), wCell = worksheet.getCell(3, col);\n      dCell.value = dayFormatter.format(date);\n      wCell.value = weekdayFormatter.format(date);\n      const hTheme = getHolidayOrWeekendTheme(date);\n      [dCell, wCell].forEach(c => {\n        c.alignment = { horizontal: 'center', vertical: 'middle' };\n        c.font = { size: 9 };\n        if (hTheme) { c.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; c.font = { ...c.font, color: { argb: hexToARGB(hTheme.foreground) } }; }\n        c.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  } else {\n    const dateRow = worksheet.getRow(1);\n    dateRow.height = 25;\n    displayDates.forEach((date, dIdx) => {\n      const startCol = dIdx * periods.length + 2;\n      const endCol = startCol + periods.length - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = dateFormatter.format(date);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      const hTheme = getHolidayOrWeekendTheme(date);\n      if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { ...cell.font, color: { argb: hexToARGB(hTheme.foreground) } }; }\n      if (periods.length > 1) worksheet.mergeCells(1, startCol, 1, endCol);\n    });\n    const periodRow = worksheet.getRow(2);\n    periodRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      periods.forEach((p, pIdx) => {\n        const cell = worksheet.getCell(2, dIdx * periods.length + pIdx + 2);\n        cell.value = p.name;\n        cell.alignment = { horizontal: 'center', vertical: 'middle' };\n        if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { color: { argb: hexToARGB(hTheme.foreground) } }; }\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  }\n\n  const calculateLayout = (items: { id: string, start: number, end: number }[]) => {\n    if (items.length === 0) return [];\n    const placements: { id: string, start: number, end: number, level: number, maxLevelInGroup: number }[] = [];\n    const sortedItems = [...items].sort((a, b) => a.start - b.start || (b.end - b.start) - (a.end - a.start));\n    sortedItems.forEach(item => {\n      let level = 0;\n      while (placements.some(p => p.level === level && !(item.end < p.start || item.start > p.end))) level++;\n      placements.push({ ...item, level, maxLevelInGroup: 0 });\n    });\n    placements.forEach(p => {\n      const overlapping = placements.filter(other => !(p.end < other.start || p.start > other.end));\n      p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n    });\n    return placements;\n  };\n\n  let currentRow = headerRowsCount + 1;\n  const row3Items: { id: string, start: number, end: number, type: 'holiday' | 'event', data: any }[] = [];\n  displayDates.forEach((date, dIdx) => {\n    const holiday = getHoliday(date);\n    if (!holiday) return;\n    if (holiday.date && isSameDay(date, startOfDay(parseISO(holiday.date)))) {\n      const startCol = dIdx * effectivePeriods.length + 2;\n      const endCol = dIdx * effectivePeriods.length + effectivePeriods.length + 1;\n      row3Items.push({ id: `holiday-${date.toISOString()}`, start: startCol, end: endCol, type: 'holiday', data: holiday });\n    } else if (holiday.start && holiday.end) {\n      const hStart = startOfDay(parseISO(holiday.start)), hEnd = startOfDay(parseISO(holiday.end));\n      if (isSameDay(date, hStart) || (isSameDay(date, displayDates[0]) && isAfter(date, hStart) && isBefore(date, hEnd))) {\n        const actualStart = isAfter(hStart, displayDates[0]) ? hStart : displayDates[0];\n        const actualEnd = isBefore(hEnd, displayDates[displayDates.length - 1]) ? hEnd : displayDates[displayDates.length - 1];\n        const sIdx = displayDates.findIndex(d => isSameDay(d, actualStart)), eIdx = displayDates.findIndex(d => isSameDay(d, actualEnd));\n        if (sIdx !== -1 && eIdx !== -1 && isSameDay(date, actualStart)) row3Items.push({ id: `holiday-range-${holiday.name}-${date.toISOString()}`, start: sIdx * effectivePeriods.length + 2, end: eIdx * effectivePeriods.length + effectivePeriods.length + 1, type: 'holiday', data: holiday });\n      }\n    }\n  });\n\n  events.forEach(e => {\n    const eStart = startOfDay(parseISO(e.startDate)), eEnd = startOfDay(parseISO(e.endDate));\n    if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n    const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n    if (e.showInEventRow !== false || resourceIdList.length === 0) {\n      const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n      const sCol = (startDayIdx === -1) ? 2 : startDayIdx * effectivePeriods.length + ((e.startPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.startPeriodId) : 0) + 2;\n      const eCol = (endDayIdx === -1) ? (displayDates.length * effectivePeriods.length + 1) : endDayIdx * effectivePeriods.length + ((e.endPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.endPeriodId) : effectivePeriods.length - 1) + 2;\n      row3Items.push({ id: `event-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n    }\n  });\n\n  const row3Layouts = calculateLayout(row3Items);\n  const row3MaxLevel = row3Layouts.length > 0 ? Math.max(...row3Layouts.map(l => l.level)) + 1 : 1;\n\n  const eventLabelCell = worksheet.getCell(currentRow, 1);\n  eventLabelCell.value = labels.event;\n  eventLabelCell.alignment = { vertical: 'middle', horizontal: 'left' };\n  eventLabelCell.font = { bold: true };\n  if (row3MaxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + row3MaxLevel - 1, 1);\n\n  for (let l = 0; l < row3MaxLevel; l++) {\n    const row = worksheet.getRow(currentRow + l);\n    row.height = 35;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      let bgColor = hTheme ? hexToARGB(hTheme.background) : 'FFFFFFFF';\n      effectivePeriods.forEach((_, pIdx) => {\n        const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n        if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n      });\n    });\n  }\n\n  row3Layouts.forEach(layout => {\n    const item = row3Items.find(i => i.id === layout.id)!;\n    const targetRow = currentRow + layout.level;\n    const cell = worksheet.getCell(targetRow, layout.start);\n    if (item.type === 'holiday') {\n      const h = item.data;\n      cell.value = h.name;\n      const hTheme = getHolidayOrWeekendTheme(h.date ? parseISO(h.date) : (h.start ? parseISO(h.start) : new Date()));\n      if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { color: { argb: hexToARGB(hTheme.foreground) }, bold: true }; }\n      else { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FF8B0000' } }; cell.font = { color: { argb: 'FFFFFFFF' }, bold: true }; }\n    } else {\n      const e = item.data as ScheduleEvent;\n      cell.value = e.name + (e.location ? ` (${e.location})` : '');\n      const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n      const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n      cell.font = { color: { argb: hexToARGB(textColor) } };\n    }\n    cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n    cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n    if (item.end > item.start) worksheet.mergeCells(targetRow, item.start, targetRow, item.end);\n  });\n\n  currentRow += row3MaxLevel;\n  for (const res of filteredResources) {\n    const resItems: { id: string, start: number, end: number, type: 'event' | 'lesson' | 'course', data: any }[] = [];\n    if (isCourseTimeline) {\n      const allCourses = resources.filter(r => r.type === 'course' && r.startDate && r.endDate);\n      let relatedCourses = (viewMode === 'course') ? [res] : (viewMode === 'teacher' ? allCourses.filter(c => c.chiefTeacherId === res.id || c.assistantTeacherIds?.includes(res.id) || (c as any).assistantTeachers?.some((at: any) => at.id === res.id)) : (viewMode === 'room' ? allCourses.filter(c => c.mainRoomId === res.id) : []));\n      relatedCourses.forEach(c => {\n        const cStart = startOfDay(parseISO(c.startDate!)), cEnd = startOfDay(parseISO(c.endDate!));\n        if (isAfter(cStart, currentViewEnd) || isBefore(cEnd, currentViewStart)) return;\n        const sIdx = displayDates.findIndex(d => isSameDay(d, cStart)), eIdx = displayDates.findIndex(d => isSameDay(d, cEnd));\n        resItems.push({ id: `c-${c.id}`, start: (sIdx === -1) ? 2 : sIdx + 2, end: (eIdx === -1) ? (displayDates.length + 1) : eIdx + 2, type: 'course', data: c });\n      });\n    } else {\n      events.forEach(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        if (resourceIdList.includes(res.id)) {\n          const eStart = startOfDay(parseISO(e.startDate)), eEnd = startOfDay(parseISO(e.endDate));\n          if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + (e.startPeriodId ? periods.findIndex(p => p.id === e.startPeriodId) : 0) + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + (e.endPeriodId ? periods.findIndex(p => p.id === e.endPeriodId) : periods.length - 1) + 2;\n          resItems.push({ id: `e-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n        }\n      });\n      lessons.forEach(l => {\n        const lStart = startOfDay(parseISO(l.startDate)), lEnd = startOfDay(parseISO(l.endDate));\n        if (isAfter(lStart, currentViewEnd) || isBefore(lEnd, currentViewStart)) return;\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        if ((viewMode === 'room' && l.roomId === res.id) || (viewMode === 'teacher' && (l.teacherId === res.id || subIds.includes(res.id))) || (viewMode === 'course' && l.courseId === res.id)) {\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, lStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, lEnd));\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + (l.startPeriodId ? periods.findIndex(p => p.id === l.startPeriodId) : 0) + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + (l.endPeriodId ? periods.findIndex(p => p.id === l.endPeriodId) : periods.length - 1) + 2;\n          resItems.push({ id: `l-${l.id}`, start: sCol, end: eCol, type: 'lesson', data: l });\n        }\n      });\n    }\n    const layouts = calculateLayout(resItems);\n    const maxLevel = layouts.length > 0 ? Math.max(...layouts.map(l => l.level)) + 1 : 1;\n    const resCell = worksheet.getCell(currentRow, 1);\n    resCell.value = t(res.name); resCell.alignment = { vertical: 'middle', horizontal: 'left' }; resCell.font = { bold: true };\n    if (maxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + maxLevel - 1, 1);\n    for (let l = 0; l < maxLevel; l++) {\n      const row = worksheet.getRow(currentRow + l);\n      row.height = isCourseTimeline ? 60 : 35;\n      displayDates.forEach((date, dIdx) => {\n        const hTheme = getHolidayOrWeekendTheme(date);\n        let bgColor = hTheme ? hexToARGB(hTheme.background) : 'FFFFFFFF';\n        effectivePeriods.forEach((_, pIdx) => {\n          const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        });\n      });\n    }\n    layouts.forEach(layout => {\n      const item = resItems.find(i => i.id === layout.id)!;\n      const targetRow = currentRow + layout.level, cell = worksheet.getCell(targetRow, layout.start);\n      if (item.type === 'course') {\n        const c = item.data as Resource;\n        const days = eachDayOfInterval({ start: parseISO(c.startDate!), end: parseISO(c.endDate!) });\n        const workDays = days.filter(d => !isWeekend(d) && !getHoliday(d)).length;\n        const chiefTeacher = resources.find(r => r.id === c.chiefTeacherId);\n        const subIds = [...(c.assistantTeacherIds || []), ...(c.assistantTeachers || []).map((at: any) => at.id)];\n        const assistantNames = subIds.map(id => resources.find(r => r.id === id)?.name).filter(Boolean).map(name => t(name!)).join(', ');\n        const mLabel = c.mainTeacherLabel || labels.mainTeacher, sLabel = c.subTeacherLabel || labels.subTeacher;\n        cell.value = `${t(c.name)}\\n${mLabel}: ${chiefTeacher ? t(chiefTeacher.name) : '-'}\\n${assistantNames ? `${sLabel}: ${assistantNames}\\n` : ''}${c.startDate} ～ ${c.endDate} (${workDays}${t('days')} / ${workDays * periods.length}${t('periods')})`;\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFD0E0FF' } };\n      } else if (item.type === 'event') {\n        const e = item.data as ScheduleEvent;\n        cell.value = e.name + (e.location ? ` (${e.location})` : '');\n        const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n        const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      } else {\n        const l = item.data as Lesson;\n        const mainTeacherName = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n        const roomName = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n        cell.value = `${t(l.subject)}\\n${mainTeacherName} / ${roomName}`;\n        const hasTeacher = !!(l.teacherId || l.externalTeacher);\n        const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n        const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      }\n      cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n      cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n      if (item.end > item.start) worksheet.mergeCells(targetRow, item.start, targetRow, item.end);\n    });\n    currentRow += maxLevel;\n  }\n  worksheet.views = [{ state: 'frozen', xSplit: 1, ySplit: headerRowsCount }];\n  const buffer = await workbook.xlsx.writeBuffer();\n  saveAs(new Blob([buffer]), `ScholaTile_${viewMode}_${format(baseDate, 'yyyyMMdd')}.xlsx`);\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n    const totalPeriods = periods.length || 8;\n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) level++;\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = 30 / maxOverlaps;\n    }\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n        cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n        let bgColor = 'FFFFFFFF', textColor = 'FF000000';\n        if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); } \n        else if (!isCurrMonth) bgColor = 'FFF0F0F0';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { left: sc === 0 ? { style: 'thin' } : undefined, right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, bottom: p === totalPeriods ? { style: 'thin' } : undefined };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          const startRow = baseRow + 1 + startIdx, span = endIdx - startIdx + 1, endRow = startRow + span - 1;\n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? `${startIdx + 1}-${endIdx + 1}` : `${startIdx + 1}`;\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = `[${periodLabel}] ${e.name}${e.location ? ` (${e.location})` : ''}`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n            cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n          cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          try { worksheet.mergeCells(startRow, itemColStart, endRow, itemColEnd); } catch (e) { console.warn('Merge failed in Personal Export:', e); }\n        });\n      }\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n  } catch (err) { console.error('Personal Export Error:', err); }\n}\n\nexport async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\n    const course = resources.find(r => r.id === courseId);\n    if (!course) return;\n    worksheet.mergeCells(1, 1, 1, 7);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = t(course.name);\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [t('Date'), t('Period'), labels.subject, labels.deliveryMethod, labels.room, labels.mainTeacher, t('Remarks')];\n    const headerRow = worksheet.getRow(4);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n    });\n    worksheet.getColumn(1).width = 15; worksheet.getColumn(2).width = 10; worksheet.getColumn(3).width = 50; \n    worksheet.getColumn(4).width = 20; worksheet.getColumn(5).width = 20; worksheet.getColumn(6).width = 20; worksheet.getColumn(7).width = 15;\n    const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n    const weekEnd = addDays(weekStart, 6);\n    const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n    let currentRowIdx = 5;\n    displayDates.forEach(date => {\n      const dateStr = format(date, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => l.courseId === courseId && dateStr >= l.startDate && dateStr <= l.endDate);\n      const startRowForDay = currentRowIdx;\n      const processedLessonIds = new Set<string>();\n      const processedEmptyStartIndices = new Set<number>();\n      periods.forEach((period, pIdx) => {\n        const row = worksheet.getRow(currentRowIdx);\n        row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n        row.getCell(2).value = period.name.replace(/\\D/g, '');\n        const l = dayLessons.find(dl => {\n          if (dateStr === dl.startDate && dateStr === dl.endDate) return period.id >= dl.startPeriodId && period.id <= dl.endPeriodId;\n          if (dateStr === dl.startDate) return period.id >= dl.startPeriodId;\n          if (dateStr === dl.endDate) return period.id <= dl.endPeriodId;\n          return dateStr > dl.startDate && dateStr < dl.endDate;\n        });\n        if (l) {\n          if (!processedLessonIds.has(l.id)) {\n            processedLessonIds.add(l.id);\n            let span = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const isSame = dayLessons.some(dl => dl.id === l.id && (() => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              })());\n              if (isSame) span++; else break;\n            }\n            row.getCell(3).value = t(l.subject);\n            row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n            row.getCell(5).value = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n            row.getCell(6).value = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n            row.getCell(7).value = l.remarks || '';\n            if (span > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + span - 1, col);\n          }\n        } else {\n          const isAlreadyProcessed = Array.from(processedEmptyStartIndices).some(startIdx => {\n            let emptySpan = 0;\n            for (let i = startIdx; i < periods.length; i++) {\n              const hasLesson = dayLessons.some(dl => {\n                const p = periods[i];\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return p.id >= dl.startPeriodId && p.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return p.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return p.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!hasLesson) emptySpan++; else break;\n            }\n            return pIdx >= startIdx && pIdx < startIdx + emptySpan;\n          });\n          if (!isAlreadyProcessed) {\n            let emptySpan = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const nextLesson = dayLessons.find(dl => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!nextLesson) emptySpan++; else break;\n            }\n            for (let i = 3; i <= 7; i++) row.getCell(i).value = '';\n            if (emptySpan > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + emptySpan - 1, col);\n            processedEmptyStartIndices.add(pIdx);\n          }\n        }\n        for (let i = 1; i <= 7; i++) {\n          const cell = row.getCell(i);\n          cell.alignment = { vertical: 'middle', horizontal: i <= 2 ? 'center' : 'left', wrapText: true };\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n        }\n        currentRowIdx++;\n      });\n      if (periods.length > 1) worksheet.mergeCells(startRowForDay, 1, currentRowIdx - 1, 1);\n    });\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Weekly Export Error:', err); }\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[];\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = `${t('Course Statistics')}: ${courseName}`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [labels.subjectLarge, labels.subjectMiddle, labels.subjectSmall, t('Assigned'), t('Scheduled'), t('Diff')];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n    worksheet.getColumn(1).width = 25; worksheet.getColumn(2).width = 25; worksheet.getColumn(3).width = 30;\n    worksheet.getColumn(4).width = 12; worksheet.getColumn(5).width = 12; worksheet.getColumn(6).width = 12;\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n        }\n        if (row.level === 1) { totalAssigned += row.assigned; totalScheduled += row.scheduled; }\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n    addRows(stats);\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Statistics Export Error:', err); }\n}\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "write_file_1776563782060_0",
  "name": "write_file",
  "response": {
    "output": "Successfully overwrote file: /home/yasumichi/projects/Education-Scheduler/src/utils/excelExport.ts. Here is the updated code:\n...\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nconst hexToARGB = (hex?: string) => {\n  if (!hex) return 'FFFFFFFF';\n  const cleanHex = hex.replace('#', '');\n  if (cleanHex.length === 3) {\n    const r = cleanHex[0] + cleanHex[0];\n...\n    return `FF${r}${g}${b}`.toUpperCase();\n  }\n  return `FF${cleanHex}`.toUpperCase();\n};\n\nconst getThemeColor = (themes: ColorTheme[], category: ColorCategory, keyOrId: string) => {\n  const theme = themes.find(t => t.category === category && (t.key === keyOrId || t.id === keyOrId));\n  if (theme) return theme;\n  return themes.find(t => t.category === category && t.key === 'default');\n};\n...\n  const isCourseTimeline = viewType === 'course_timeline';\n  const effectivePeriods = isCourseTimeline ? [{ id: 'p-all', name: '', startTime: '', endTime: '', order: 0 }] : periods;\n\n  const getDayInfo = (day: number) => {\n    const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n    const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n    const part = parts.find((p: string) => p.startsWith(`${day}:`));\n    if (part) {\n      const bits = part.split(':');\n      if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n      if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n    }\n    const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n    if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n    return { themeId: 'default', isWeekend: false };\n  };\n\n  const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n  const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    return null;\n  };\n\n  const getHoliday = (date: Date) => {\n    if (!date) return null;\n    const targetStr = format(date, 'yyyy-MM-dd');\n    return holidays.find((h: Holiday) => {\n      if (h.date) return h.date === targetStr;\n      if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n      return false;\n    });\n  };\n\n  const dayCount = (() => {\n    if (viewType === 'day') return 1;\n    if (viewType === 'week') return 7;\n    if (viewType === 'month') return differenceInDays(addMonths(currentViewStart, 1), currentViewStart);\n    if (viewType === '3month' || viewType === '6month') return differenceInDays(addMonths(currentViewStart, viewType === '3month' ? 3 : 6), currentViewStart);\n    if (viewType === 'year' || viewType === 'course_timeline') {\n      const month = systemSettings?.yearViewStartMonth ?? 4;\n      const day = systemSettings?.yearViewStartDay ?? 1;\n      const start = new Date(getYear(baseDate), month - 1, day);\n      const end = new Date(getYear(baseDate) + 1, month - 1, day);\n      return differenceInDays(end, start);\n    }\n    return 1;\n  })();\n\n  const displayDates = Array.from({ length: dayCount }).map((_, i) => addDays(currentViewStart, i));\n  const currentViewEnd = startOfDay(displayDates[displayDates.length - 1]);\n  const filteredResources = resources.filter(r => r.type === viewMode).sort((a, b) => (a.order ?? 0) - (b.order ?? 0));\n\n  worksheet.getColumn(1).width = 25;\n  for (let i = 0; i < displayDates.length * effectivePeriods.length; i++) worksheet.getColumn(i + 2).width = isCourseTimeline ? 4 : 12;\n\n  const locale = navigator.language;\n  const monthFormatter = new Intl.DateTimeFormat(locale, { month: 'short', year: 'numeric' });\n  const dayFormatter = new Intl.DateTimeFormat(locale, { day: 'numeric' });\n  const weekdayFormatter = new Intl.DateTimeFormat(locale, { weekday: 'short' });\n...\n    const monthRow = worksheet.getRow(1);\n    monthRow.height = 20;\n    let currentMonth: string | null = null;\n    let startCol = 2;\n    let colCount = 0;\n    displayDates.forEach((date, dIdx) => {\n      const monthLabel = monthFormatter.format(date);\n      if (monthLabel !== currentMonth) {\n        if (currentMonth !== null && colCount > 0) {\n          worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n...\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n        }\n        currentMonth = monthLabel;\n        startCol = dIdx + 2;\n        colCount = 1;\n      } else colCount++;\n    });\n    if (currentMonth !== null && colCount > 0) {\n      worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = currentMonth;\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n    }\n    const dayRow = worksheet.getRow(2), wkdayRow = worksheet.getRow(3);\n    dayRow.height = 20; wkdayRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const col = dIdx + 2;\n      const dCell = worksheet.getCell(2, col), wCell = worksheet.getCell(3, col);\n      dCell.value = dayFormatter.format(date);\n      wCell.value = weekdayFormatter.format(date);\n      const hTheme = getHolidayOrWeekendTheme(date);\n      [dCell, wCell].forEach(c => {\n        c.alignment = { horizontal: 'center', vertical: 'middle' };\n        c.font = { size: 9 };\n        if (hTheme) { c.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; c.font = { ...c.font, color: { argb: hexToARGB(hTheme.foreground) } }; }\n        c.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  } else {\n    const dateRow = worksheet.getRow(1);\n...\n      const endCol = startCol + periods.length - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = dateFormatter.format(date);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      const hTheme = getHolidayOrWeekendTheme(date);\n      if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { ...cell.font, color: { argb: hexToARGB(hTheme.foreground) } }; }\n      if (periods.length > 1) worksheet.mergeCells(1, startCol, 1, endCol);\n    });\n    const periodRow = worksheet.getRow(2);\n    periodRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      periods.forEach((p, pIdx) => {\n        const cell = worksheet.getCell(2, dIdx * periods.length + pIdx + 2);\n        cell.value = p.name;\n        cell.alignment = { horizontal: 'center', vertical: 'middle' };\n        if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { color: { argb: hexToARGB(hTheme.foreground) } }; }\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  }\n\n...\n    if (items.length === 0) return [];\n    const placements: { id: string, start: number, end: number, level: number, maxLevelInGroup: number }[] = [];\n    const sortedItems = [...items].sort((a, b) => a.start - b.start || (b.end - b.start) - (a.end - a.start));\n    sortedItems.forEach(item => {\n      let level = 0;\n      while (placements.some(p => p.level === level && !(item.end < p.start || item.start > p.end))) level++;\n      placements.push({ ...item, level, maxLevelInGroup: 0 });\n    });\n    placements.forEach(p => {\n      const overlapping = placements.filter(other => !(p.end < other.start || p.start > other.end));\n      p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n    });\n    return placements;\n  };\n\n  let currentRow = headerRowsCount + 1;\n  const row3Items: { id: string, start: number, end: number, type: 'holiday' | 'event', data: any }[] = [];\n  displayDates.forEach((date, dIdx) => {\n    const holiday = getHoliday(date);\n    if (!holiday) return;\n    if (holiday.date && isSameDay(date, startOfDay(parseISO(holiday.date)))) {\n      const startCol = dIdx * effectivePeriods.length + 2;\n      const endCol = dIdx * effectivePeriods.length + effectivePeriods.length + 1;\n      row3Items.push({ id: `holiday-${date.toISOString()}`, start: startCol, end: endCol, type: 'holiday', data: holiday });\n    } else if (holiday.start && holiday.end) {\n      const hStart = startOfDay(parseISO(holiday.start)), hEnd = startOfDay(parseISO(holiday.end));\n      if (isSameDay(date, hStart) || (isSameDay(date, displayDates[0]) && isAfter(date, hStart) && isBefore(date, hEnd))) {\n        const actualStart = isAfter(hStart, displayDates[0]) ? hStart : displayDates[0];\n        const actualEnd = isBefore(hEnd, displayDates[displayDates.length - 1]) ? hEnd : displayDates[displayDates.length - 1];\n        const sIdx = displayDates.findIndex(d => isSameDay(d, actualStart)), eIdx = displayDates.findIndex(d => isSameDay(d, actualEnd));\n        if (sIdx !== -1 && eIdx !== -1 && isSameDay(date, actualStart)) row3Items.push({ id: `holiday-range-${holiday.name}-${date.toISOString()}`, start: sIdx * effectivePeriods.length + 2, end: eIdx * effectivePeriods.length + effectivePeriods.length + 1, type: 'holiday', data: holiday });\n      }\n    }\n  });\n\n  events.forEach(e => {\n    const eStart = startOfDay(parseISO(e.startDate)), eEnd = startOfDay(parseISO(e.endDate));\n    if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n    const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n    if (e.showInEventRow !== false || resourceIdList.length === 0) {\n      const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n      const sCol = (startDayIdx === -1) ? 2 : startDayIdx * effectivePeriods.length + ((e.startPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.startPeriodId) : 0) + 2;\n      const eCol = (endDayIdx === -1) ? (displayDates.length * effectivePeriods.length + 1) : endDayIdx * effectivePeriods.length + ((e.endPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.endPeriodId) : effectivePeriods.length - 1) + 2;\n      row3Items.push({ id: `event-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n    }\n  });\n\n  const row3Layouts = calculateLayout(row3Items);\n...\n\n  const eventLabelCell = worksheet.getCell(currentRow, 1);\n  eventLabelCell.value = labels.event;\n  eventLabelCell.alignment = { vertical: 'middle', horizontal: 'left' };\n  eventLabelCell.font = { bold: true };\n  if (row3MaxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + row3MaxLevel - 1, 1);\n\n  for (let l = 0; l < row3MaxLevel; l++) {\n    const row = worksheet.getRow(currentRow + l);\n    row.height = 35;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      let bgColor = hTheme ? hexToARGB(hTheme.background) : 'FFFFFFFF';\n      effectivePeriods.forEach((_, pIdx) => {\n        const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n        if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n      });\n...\n  }\n\n  row3Layouts.forEach(layout => {\n    const item = row3Items.find(i => i.id === layout.id)!;\n    const targetRow = currentRow + layout.level;\n    const cell = worksheet.getCell(targetRow, layout.start);\n    if (item.type === 'holiday') {\n      const h = item.data;\n      cell.value = h.name;\n      const hTheme = getHolidayOrWeekendTheme(h.date ? parseISO(h.date) : (h.start ? parseISO(h.start) : new Date()));\n      if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { color: { argb: hexToARGB(hTheme.foreground) }, bold: true }; }\n      else { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FF8B0000' } }; cell.font = { color: { argb: 'FFFFFFFF' }, bold: true }; }\n    } else {\n      const e = item.data as ScheduleEvent;\n      cell.value = e.name + (e.location ? ` (${e.location})` : '');\n      const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n      const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n      cell.font = { color: { argb: hexToARGB(textColor) } };\n    }\n    cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n    cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n    if (item.end > item.start) worksheet.mergeCells(targetRow, item.start, targetRow, item.end);\n  });\n\n  currentRow += row3MaxLevel;\n  for (const res of filteredResources) {\n    const resItems: { id: string, start: number, end: number, type: 'event' | 'lesson' | 'course', data: any }[] = [];\n    if (isCourseTimeline) {\n      const allCourses = resources.filter(r => r.type === 'course' && r.startDate && r.endDate);\n      let relatedCourses = (viewMode === 'course') ? [res] : (viewMode === 'teacher' ? allCourses.filter(c => c.chiefTeacherId === res.id || c.assistantTeacherIds?.includes(res.id) || (c as any).assistantTeachers?.some((at: any) => at.id === res.id)) : (viewMode === 'room' ? allCourses.filter(c => c.mainRoomId === res.id) : []));\n      relatedCourses.forEach(c => {\n        const cStart = startOfDay(parseISO(c.startDate!)), cEnd = startOfDay(parseISO(c.endDate!));\n        if (isAfter(cStart, currentViewEnd) || isBefore(cEnd, currentViewStart)) return;\n        const sIdx = displayDates.findIndex(d => isSameDay(d, cStart)), eIdx = displayDates.findIndex(d => isSameDay(d, cEnd));\n        resItems.push({ id: `c-${c.id}`, start: (sIdx === -1) ? 2 : sIdx + 2, end: (eIdx === -1) ? (displayDates.length + 1) : eIdx + 2, type: 'course', data: c });\n      });\n    } else {\n      events.forEach(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        if (resourceIdList.includes(res.id)) {\n          const eStart = startOfDay(parseISO(e.startDate)), eEnd = startOfDay(parseISO(e.endDate));\n          if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + (e.startPeriodId ? periods.findIndex(p => p.id === e.startPeriodId) : 0) + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + (e.endPeriodId ? periods.findIndex(p => p.id === e.endPeriodId) : periods.length - 1) + 2;\n          resItems.push({ id: `e-${e.id}`, start: sCol, end: eCol, type: 'event', data: e });\n        }\n      });\n      lessons.forEach(l => {\n        const lStart = startOfDay(parseISO(l.startDate)), lEnd = startOfDay(parseISO(l.endDate));\n        if (isAfter(lStart, currentViewEnd) || isBefore(lEnd, currentViewStart)) return;\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        if ((viewMode === 'room' && l.roomId === res.id) || (viewMode === 'teacher' && (l.teacherId === res.id || subIds.includes(res.id))) || (viewMode === 'course' && l.courseId === res.id)) {\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, lStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, lEnd));\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + (l.startPeriodId ? periods.findIndex(p => p.id === l.startPeriodId) : 0) + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + (l.endPeriodId ? periods.findIndex(p => p.id === l.endPeriodId) : periods.length - 1) + 2;\n          resItems.push({ id: `l-${l.id}`, start: sCol, end: eCol, type: 'lesson', data: l });\n        }\n      });\n    }\n    const layouts = calculateLayout(resItems);\n    const maxLevel = layouts.length > 0 ? Math.max(...layouts.map(l => l.level)) + 1 : 1;\n    const resCell = worksheet.getCell(currentRow, 1);\n    resCell.value = t(res.name); resCell.alignment = { vertical: 'middle', horizontal: 'left' }; resCell.font = { bold: true };\n    if (maxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + maxLevel - 1, 1);\n    for (let l = 0; l < maxLevel; l++) {\n      const row = worksheet.getRow(currentRow + l);\n      row.height = isCourseTimeline ? 60 : 35;\n      displayDates.forEach((date, dIdx) => {\n        const hTheme = getHolidayOrWeekendTheme(date);\n        let bgColor = hTheme ? hexToARGB(hTheme.background) : 'FFFFFFFF';\n        effectivePeriods.forEach((_, pIdx) => {\n          const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        });\n      });\n    }\n    layouts.forEach(layout => {\n      const item = resItems.find(i => i.id === layout.id)!;\n      const targetRow = currentRow + layout.level, cell = worksheet.getCell(targetRow, layout.start);\n      if (item.type === 'course') {\n        const c = item.data as Resource;\n        const days = eachDayOfInterval({ start: parseISO(c.startDate!), end: parseISO(c.endDate!) });\n        const workDays = days.filter(d => !isWeekend(d) && !getHoliday(d)).length;\n        const chiefTeacher = resources.find(r => r.id === c.chiefTeacherId);\n        const subIds = [...(c.assistantTeacherIds || []), ...(c.assistantTeachers || []).map((at: any) => at.id)];\n        const assistantNames = subIds.map(id => resources.find(r => r.id === id)?.name).filter(Boolean).map(name => t(name!)).join(', ');\n        const mLabel = c.mainTeacherLabel || labels.mainTeacher, sLabel = c.subTeacherLabel || labels.subTeacher;\n        cell.value = `${t(c.name)}\\n${mLabel}: ${chiefTeacher ? t(chiefTeacher.name) : '-'}\\n${assistantNames ? `${sLabel}: ${assistantNames}\\n` : ''}${c.startDate} ～ ${c.endDate} (${workDays}${t('days')} / ${workDays * periods.length}${t('periods')})`;\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFD0E0FF' } };\n      } else if (item.type === 'event') {\n        const e = item.data as ScheduleEvent;\n        cell.value = e.name + (e.location ? ` (${e.location})` : '');\n        const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n        const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      } else {\n        const l = item.data as Lesson;\n        const mainTeacherName = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n        const roomName = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n        cell.value = `${t(l.subject)}\\n${mainTeacherName} / ${roomName}`;\n        const hasTeacher = !!(l.teacherId || l.externalTeacher);\n        const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n        const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      }\n      cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n      cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n      if (item.end > item.start) worksheet.mergeCells(targetRow, item.start, targetRow, item.end);\n    });\n    currentRow += maxLevel;\n  }\n  worksheet.views = [{ state: 'frozen', xSplit: 1, ySplit: headerRowsCount }];\n  const buffer = await workbook.xlsx.writeBuffer();\n  saveAs(new Blob([buffer]), `ScholaTile_${viewMode}_${format(baseDate, 'yyyyMMdd')}.xlsx`);\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n...\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n    const totalPeriods = periods.length || 8;\n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n...\n      return null;\n    };\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n...\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n...\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) level++;\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n..."
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563786596_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/utils/excelExport.ts:383:4 - error TS2304: Cannot find name 'PersonalExportParams'.\n\n383 }: PersonalExportParams) {\n       ~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:434:86 - error TS2345: Argument of type '(r: Resource) => string' is not assignable to parameter of type '(value: { id: string; }, index: number, array: { id: string; }[]) => string'.\n  Types of parameters 'r' and 'value' are incompatible.\n    Type '{ id: string; }' is missing the following properties from type 'Resource': name, type\n\n434         const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n                                                                                         ~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:441:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n441             const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:445:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n445             const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:453:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n453             const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:457:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n457             const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:547:41 - error TS7006: Parameter 'r' implicitly has an 'any' type.\n\n547             const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n                                            ~\n\n\nFound 7 errors in the same file, starting at: src/utils/excelExport.ts:383\nExit Code: 2\nProcess Group PGID: 178328"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "replace",
  "args": {
    "new_string": "export async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n\n    const totalPeriods = periods.length || 8;\n    \n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    \n    // --- Pre-calculate overlaps for column structure ---\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: {id: string}) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n",
    "file_path": "src/utils/excelExport.ts",
    "instruction": "Fix PersonalExportParams type and parameter type issues in excelExport.ts.",
    "old_string": "export async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n\n    const totalPeriods = periods.length || 8;\n    \n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    \n    // --- Pre-calculate overlaps for column structure ---\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n",
    "allow_multiple": false
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "replace_1776563796474_0",
  "name": "replace",
  "response": {
    "error": "Failed to edit, 0 occurrences found for old_string in src/utils/excelExport.ts. Ensure you're not escaping content incorrectly and check whitespace, indentation, and context. Use read_file tool to verify."
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cat src/utils/excelExport.ts > tmp_excel.ts && cat <<EOF >> tmp_excel.ts\n\ninterface PersonalExportParams {\n  userResourceId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n\n    const totalPeriods = periods.length || 8;\n    \n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(\\`\\${day}:\\`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    \n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) level++;\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = 30 / maxOverlaps;\n    }\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n        cell.value = \\`\\${format(day, 'd')}\\${holiday ? \\` (\\${holiday.name})\\` : ''}\\`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n        let bgColor = 'FFFFFFFF', textColor = 'FF000000';\n        if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); } \n        else if (!isCurrMonth) bgColor = 'FFF0F0F0';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { left: sc === 0 ? { style: 'thin' } : undefined, right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, bottom: p === totalPeriods ? { style: 'thin' } : undefined };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          const startRow = baseRow + 1 + startIdx, span = endIdx - startIdx + 1, endRow = startRow + span - 1;\n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? \\`\\${startIdx + 1}-\\${endIdx + 1}\\` : \\`\\${startIdx + 1}\\`;\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = \\`[\\${periodLabel}] \\${e.name}\\${e.location ? \\` (\\${e.location})\\` : ''}\\`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n            cell.value = \\`[\\${periodLabel}] \\${l.subject}\\${roomLabel ? \\` (\\${roomLabel})\\` : ''}\\`;\n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n          cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          try { worksheet.mergeCells(startRow, itemColStart, endRow, itemColEnd); } catch (e) { console.warn('Merge failed in Personal Export:', e); }\n        });\n      }\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), \\`PersonalSchedule_\\${format(baseDate, 'yyyyMM')}.xlsx\\`);\n  } catch (err) { console.error('Personal Export Error:', err); }\n}\n\nexport async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\n    const course = resources.find(r => r.id === courseId);\n    if (!course) return;\n    worksheet.mergeCells(1, 1, 1, 7);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = t(course.name);\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [t('Date'), t('Period'), labels.subject, labels.deliveryMethod, labels.room, labels.mainTeacher, t('Remarks')];\n    const headerRow = worksheet.getRow(4);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n    });\n    worksheet.getColumn(1).width = 15; worksheet.getColumn(2).width = 10; worksheet.getColumn(3).width = 50; \n    worksheet.getColumn(4).width = 20; worksheet.getColumn(5).width = 20; worksheet.getColumn(6).width = 20; worksheet.getColumn(7).width = 15;\n    const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n    const weekEnd = addDays(weekStart, 6);\n    const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n    let currentRowIdx = 5;\n    displayDates.forEach(date => {\n      const dateStr = format(date, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => l.courseId === courseId && dateStr >= l.startDate && dateStr <= l.endDate);\n      const startRowForDay = currentRowIdx;\n      const processedLessonIds = new Set<string>();\n      const processedEmptyStartIndices = new Set<number>();\n      periods.forEach((period, pIdx) => {\n        const row = worksheet.getRow(currentRowIdx);\n        row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n        row.getCell(2).value = period.name.replace(/\\D/g, '');\n        const l = dayLessons.find(dl => {\n          if (dateStr === dl.startDate && dateStr === dl.endDate) return period.id >= dl.startPeriodId && period.id <= dl.endPeriodId;\n          if (dateStr === dl.startDate) return period.id >= dl.startPeriodId;\n          if (dateStr === dl.endDate) return period.id <= dl.endPeriodId;\n          return dateStr > dl.startDate && dateStr < dl.endDate;\n        });\n        if (l) {\n          if (!processedLessonIds.has(l.id)) {\n            processedLessonIds.add(l.id);\n            let span = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const isSame = dayLessons.some(dl => dl.id === l.id && (() => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              })());\n              if (isSame) span++; else break;\n            }\n            row.getCell(3).value = t(l.subject);\n            row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n            row.getCell(5).value = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n            row.getCell(6).value = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n            row.getCell(7).value = l.remarks || '';\n            if (span > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + span - 1, col);\n          }\n        } else {\n          const isAlreadyProcessed = Array.from(processedEmptyStartIndices).some(startIdx => {\n            let emptySpan = 0;\n            for (let i = startIdx; i < periods.length; i++) {\n              const hasLesson = dayLessons.some(dl => {\n                const p = periods[i];\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return p.id >= dl.startPeriodId && p.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return p.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return p.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!hasLesson) emptySpan++; else break;\n            }\n            return pIdx >= startIdx && pIdx < startIdx + emptySpan;\n          });\n          if (!isAlreadyProcessed) {\n            let emptySpan = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const nextLesson = dayLessons.find(dl => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!nextLesson) emptySpan++; else break;\n            }\n            for (let i = 3; i <= 7; i++) row.getCell(i).value = '';\n            if (emptySpan > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + emptySpan - 1, col);\n            processedEmptyStartIndices.add(pIdx);\n          }\n        }\n        for (let i = 1; i <= 7; i++) {\n          const cell = row.getCell(i);\n          cell.alignment = { vertical: 'middle', horizontal: i <= 2 ? 'center' : 'left', wrapText: true };\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n        }\n        currentRowIdx++;\n      });\n      if (periods.length > 1) worksheet.mergeCells(startRowForDay, 1, currentRowIdx - 1, 1);\n    });\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), \\`WeeklySchedule_\\${t(course.name)}_\\${format(weekStart, 'yyyyMMdd')}.xlsx\\`);\n  } catch (err) { console.error('Course Weekly Export Error:', err); }\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[];\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = \\`\\${t('Course Statistics')}: \\${courseName}\\`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [labels.subjectLarge, labels.subjectMiddle, labels.subjectSmall, t('Assigned'), t('Scheduled'), t('Diff')];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n    worksheet.getColumn(1).width = 25; worksheet.getColumn(2).width = 25; worksheet.getColumn(3).width = 30;\n    worksheet.getColumn(4).width = 12; worksheet.getColumn(5).width = 12; worksheet.getColumn(6).width = 12;\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n        }\n        if (row.level === 1) { totalAssigned += row.assigned; totalScheduled += row.scheduled; }\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n    addRows(stats);\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), \\`Statistics_\\${courseName}_\\${format(new Date(), 'yyyyMMdd')}.xlsx\\`);\n  } catch (err) { console.error('Course Statistics Export Error:', err); }\n}\nEOF\nrm src/utils/excelExport.ts && mv tmp_excel.ts src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563809891_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: (empty)\nProcess Group PGID: 178432"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563826114_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/utils/excelExport.ts:381:23 - error TS2323: Cannot redeclare exported variable 'exportPersonalMonthlyToExcel'.\n\n381 export async function exportPersonalMonthlyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:381:23 - error TS2393: Duplicate function implementation.\n\n381 export async function exportPersonalMonthlyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:434:86 - error TS2345: Argument of type '(r: Resource) => string' is not assignable to parameter of type '(value: { id: string; }, index: number, array: { id: string; }[]) => string'.\n  Types of parameters 'r' and 'value' are incompatible.\n    Type '{ id: string; }' is missing the following properties from type 'Resource': name, type\n\n434         const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n                                                                                         ~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:566:23 - error TS2323: Cannot redeclare exported variable 'exportCourseWeeklyToExcel'.\n\n566 export async function exportCourseWeeklyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:566:23 - error TS2393: Duplicate function implementation.\n\n566 export async function exportCourseWeeklyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:685:23 - error TS2323: Cannot redeclare exported variable 'exportCourseStatisticsToExcel'.\n\n685 export async function exportCourseStatisticsToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:685:23 - error TS2393: Duplicate function implementation.\n\n685 export async function exportCourseStatisticsToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:773:23 - error TS2323: Cannot redeclare exported variable 'exportPersonalMonthlyToExcel'.\n\n773 export async function exportPersonalMonthlyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:773:23 - error TS2393: Duplicate function implementation.\n\n773 export async function exportPersonalMonthlyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:834:86 - error TS2345: Argument of type '(r: Resource) => string' is not assignable to parameter of type '(value: { id: string; }, index: number, array: { id: string; }[]) => string'.\n  Types of parameters 'r' and 'value' are incompatible.\n    Type '{ id: string; }' is missing the following properties from type 'Resource': name, type\n\n834         const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n                                                                                         ~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:968:23 - error TS2323: Cannot redeclare exported variable 'exportCourseWeeklyToExcel'.\n\n968 export async function exportCourseWeeklyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:968:23 - error TS2393: Duplicate function implementation.\n\n968 export async function exportCourseWeeklyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:1087:23 - error TS2323: Cannot redeclare exported variable 'exportCourseStatisticsToExcel'.\n\n1087 export async function exportCourseStatisticsToExcel({\n                           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:1087:23 - error TS2393: Duplicate function implementation.\n\n1087 export async function exportCourseStatisticsToExcel({\n                           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\n\nFound 14 errors in the same file, starting at: src/utils/excelExport.ts:381\nExit Code: 2\nProcess Group PGID: 178442"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "sed -i '1,380d' src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563832364_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: (empty)\nProcess Group PGID: 178475"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cat src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563840506_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output too large. Showing first 8,000 and last 32,000 characters. For full output see: /home/yasumichi/.gemini/tmp/education-scheduler/tool-outputs/session-be4f453a-6367-4f89-b9ee-de5ac3c6c813/run_shell_command_1776563840506_0.txt\nOutput: export async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n    const totalPeriods = periods.length || 8;\n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) level++;\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = 30 / maxOverlaps;\n    }\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n        cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n        let bgColor = 'FFFFFFFF', textColor = 'FF000000';\n        if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); } \n        else if (!isCurrMonth) bgColor = 'FFF0F0F0';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { left: sc === 0 ? { style: 'thin' } : undefined, right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, bottom: p === totalPeriods ? { style: 'thin' } : undefined };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n     \n\n... [2,334 characters omitted] ...\n\n }\n        });\n      }\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n  } catch (err) { console.error('Personal Export Error:', err); }\n}\n\nexport async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\n    const course = resources.find(r => r.id === courseId);\n    if (!course) return;\n    worksheet.mergeCells(1, 1, 1, 7);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = t(course.name);\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [t('Date'), t('Period'), labels.subject, labels.deliveryMethod, labels.room, labels.mainTeacher, t('Remarks')];\n    const headerRow = worksheet.getRow(4);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n    });\n    worksheet.getColumn(1).width = 15; worksheet.getColumn(2).width = 10; worksheet.getColumn(3).width = 50; \n    worksheet.getColumn(4).width = 20; worksheet.getColumn(5).width = 20; worksheet.getColumn(6).width = 20; worksheet.getColumn(7).width = 15;\n    const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n    const weekEnd = addDays(weekStart, 6);\n    const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n    let currentRowIdx = 5;\n    displayDates.forEach(date => {\n      const dateStr = format(date, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => l.courseId === courseId && dateStr >= l.startDate && dateStr <= l.endDate);\n      const startRowForDay = currentRowIdx;\n      const processedLessonIds = new Set<string>();\n      const processedEmptyStartIndices = new Set<number>();\n      periods.forEach((period, pIdx) => {\n        const row = worksheet.getRow(currentRowIdx);\n        row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n        row.getCell(2).value = period.name.replace(/\\D/g, '');\n        const l = dayLessons.find(dl => {\n          if (dateStr === dl.startDate && dateStr === dl.endDate) return period.id >= dl.startPeriodId && period.id <= dl.endPeriodId;\n          if (dateStr === dl.startDate) return period.id >= dl.startPeriodId;\n          if (dateStr === dl.endDate) return period.id <= dl.endPeriodId;\n          return dateStr > dl.startDate && dateStr < dl.endDate;\n        });\n        if (l) {\n          if (!processedLessonIds.has(l.id)) {\n            processedLessonIds.add(l.id);\n            let span = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const isSame = dayLessons.some(dl => dl.id === l.id && (() => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              })());\n              if (isSame) span++; else break;\n            }\n            row.getCell(3).value = t(l.subject);\n            row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n            row.getCell(5).value = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n            row.getCell(6).value = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n            row.getCell(7).value = l.remarks || '';\n            if (span > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + span - 1, col);\n          }\n        } else {\n          const isAlreadyProcessed = Array.from(processedEmptyStartIndices).some(startIdx => {\n            let emptySpan = 0;\n            for (let i = startIdx; i < periods.length; i++) {\n              const hasLesson = dayLessons.some(dl => {\n                const p = periods[i];\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return p.id >= dl.startPeriodId && p.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return p.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return p.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!hasLesson) emptySpan++; else break;\n            }\n            return pIdx >= startIdx && pIdx < startIdx + emptySpan;\n          });\n          if (!isAlreadyProcessed) {\n            let emptySpan = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const nextLesson = dayLessons.find(dl => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!nextLesson) emptySpan++; else break;\n            }\n            for (let i = 3; i <= 7; i++) row.getCell(i).value = '';\n            if (emptySpan > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + emptySpan - 1, col);\n            processedEmptyStartIndices.add(pIdx);\n          }\n        }\n        for (let i = 1; i <= 7; i++) {\n          const cell = row.getCell(i);\n          cell.alignment = { vertical: 'middle', horizontal: i <= 2 ? 'center' : 'left', wrapText: true };\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n        }\n        currentRowIdx++;\n      });\n      if (periods.length > 1) worksheet.mergeCells(startRowForDay, 1, currentRowIdx - 1, 1);\n    });\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Weekly Export Error:', err); }\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[];\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = `${t('Course Statistics')}: ${courseName}`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [labels.subjectLarge, labels.subjectMiddle, labels.subjectSmall, t('Assigned'), t('Scheduled'), t('Diff')];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n    worksheet.getColumn(1).width = 25; worksheet.getColumn(2).width = 25; worksheet.getColumn(3).width = 30;\n    worksheet.getColumn(4).width = 12; worksheet.getColumn(5).width = 12; worksheet.getColumn(6).width = 12;\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n        }\n        if (row.level === 1) { totalAssigned += row.assigned; totalScheduled += row.scheduled; }\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n    addRows(stats);\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Statistics Export Error:', err); }\n}\n\ninterface PersonalExportParams {\n  userResourceId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n\n    const totalPeriods = periods.length || 8;\n    \n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(`${day}:`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    \n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) level++;\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = 30 / maxOverlaps;\n    }\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n        cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n        let bgColor = 'FFFFFFFF', textColor = 'FF000000';\n        if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); } \n        else if (!isCurrMonth) bgColor = 'FFF0F0F0';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { left: sc === 0 ? { style: 'thin' } : undefined, right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, bottom: p === totalPeriods ? { style: 'thin' } : undefined };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          const startRow = baseRow + 1 + startIdx, span = endIdx - startIdx + 1, endRow = startRow + span - 1;\n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? `${startIdx + 1}-${endIdx + 1}` : `${startIdx + 1}`;\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = `[${periodLabel}] ${e.name}${e.location ? ` (${e.location})` : ''}`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n            cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n          cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          try { worksheet.mergeCells(startRow, itemColStart, endRow, itemColEnd); } catch (e) { console.warn('Merge failed in Personal Export:', e); }\n        });\n      }\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n  } catch (err) { console.error('Personal Export Error:', err); }\n}\n\nexport async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\n    const course = resources.find(r => r.id === courseId);\n    if (!course) return;\n    worksheet.mergeCells(1, 1, 1, 7);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = t(course.name);\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [t('Date'), t('Period'), labels.subject, labels.deliveryMethod, labels.room, labels.mainTeacher, t('Remarks')];\n    const headerRow = worksheet.getRow(4);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n    });\n    worksheet.getColumn(1).width = 15; worksheet.getColumn(2).width = 10; worksheet.getColumn(3).width = 50; \n    worksheet.getColumn(4).width = 20; worksheet.getColumn(5).width = 20; worksheet.getColumn(6).width = 20; worksheet.getColumn(7).width = 15;\n    const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n    const weekEnd = addDays(weekStart, 6);\n    const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n    let currentRowIdx = 5;\n    displayDates.forEach(date => {\n      const dateStr = format(date, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => l.courseId === courseId && dateStr >= l.startDate && dateStr <= l.endDate);\n      const startRowForDay = currentRowIdx;\n      const processedLessonIds = new Set<string>();\n      const processedEmptyStartIndices = new Set<number>();\n      periods.forEach((period, pIdx) => {\n        const row = worksheet.getRow(currentRowIdx);\n        row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n        row.getCell(2).value = period.name.replace(/\\D/g, '');\n        const l = dayLessons.find(dl => {\n          if (dateStr === dl.startDate && dateStr === dl.endDate) return period.id >= dl.startPeriodId && period.id <= dl.endPeriodId;\n          if (dateStr === dl.startDate) return period.id >= dl.startPeriodId;\n          if (dateStr === dl.endDate) return period.id <= dl.endPeriodId;\n          return dateStr > dl.startDate && dateStr < dl.endDate;\n        });\n        if (l) {\n          if (!processedLessonIds.has(l.id)) {\n            processedLessonIds.add(l.id);\n            let span = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const isSame = dayLessons.some(dl => dl.id === l.id && (() => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              })());\n              if (isSame) span++; else break;\n            }\n            row.getCell(3).value = t(l.subject);\n            row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n            row.getCell(5).value = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n            row.getCell(6).value = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n            row.getCell(7).value = l.remarks || '';\n            if (span > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + span - 1, col);\n          }\n        } else {\n          const isAlreadyProcessed = Array.from(processedEmptyStartIndices).some(startIdx => {\n            let emptySpan = 0;\n            for (let i = startIdx; i < periods.length; i++) {\n              const hasLesson = dayLessons.some(dl => {\n                const p = periods[i];\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return p.id >= dl.startPeriodId && p.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return p.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return p.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!hasLesson) emptySpan++; else break;\n            }\n            return pIdx >= startIdx && pIdx < startIdx + emptySpan;\n          });\n          if (!isAlreadyProcessed) {\n            let emptySpan = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const nextLesson = dayLessons.find(dl => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!nextLesson) emptySpan++; else break;\n            }\n            for (let i = 3; i <= 7; i++) row.getCell(i).value = '';\n            if (emptySpan > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + emptySpan - 1, col);\n            processedEmptyStartIndices.add(pIdx);\n          }\n        }\n        for (let i = 1; i <= 7; i++) {\n          const cell = row.getCell(i);\n          cell.alignment = { vertical: 'middle', horizontal: i <= 2 ? 'center' : 'left', wrapText: true };\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n        }\n        currentRowIdx++;\n      });\n      if (periods.length > 1) worksheet.mergeCells(startRowForDay, 1, currentRowIdx - 1, 1);\n    });\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Weekly Export Error:', err); }\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[];\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = `${t('Course Statistics')}: ${courseName}`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [labels.subjectLarge, labels.subjectMiddle, labels.subjectSmall, t('Assigned'), t('Scheduled'), t('Diff')];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n    worksheet.getColumn(1).width = 25; worksheet.getColumn(2).width = 25; worksheet.getColumn(3).width = 30;\n    worksheet.getColumn(4).width = 12; worksheet.getColumn(5).width = 12; worksheet.getColumn(6).width = 12;\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n        }\n        if (row.level === 1) { totalAssigned += row.assigned; totalScheduled += row.scheduled; }\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n    addRows(stats);\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n  } catch (err) { console.error('Course Statistics Export Error:', err); }\n}\nProcess Group PGID: 178479"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563853919_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/App.tsx:25:10 - error TS2305: Module '\"./utils/excelExport\"' has no exported member 'exportTimetableToExcel'.\n\n25 import { exportTimetableToExcel, exportPersonalMonthlyToExcel, exportCourseWeeklyToExcel } from './utils/excelExport';\n            ~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:1:23 - error TS2323: Cannot redeclare exported variable 'exportPersonalMonthlyToExcel'.\n\n1 export async function exportPersonalMonthlyToExcel({\n                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:1:23 - error TS2393: Duplicate function implementation.\n\n1 export async function exportPersonalMonthlyToExcel({\n                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:5:26 - error TS2304: Cannot find name 'ExcelJS'.\n\n5     const workbook = new ExcelJS.Workbook();\n                           ~~~~~~~\n\nsrc/utils/excelExport.ts:7:24 - error TS2304: Cannot find name 'startOfMonth'.\n\n7     const monthStart = startOfMonth(baseDate);\n                         ~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:8:22 - error TS2304: Cannot find name 'endOfMonth'.\n\n8     const monthEnd = endOfMonth(monthStart);\n                       ~~~~~~~~~~\n\nsrc/utils/excelExport.ts:9:27 - error TS2304: Cannot find name 'startOfWeek'.\n\n9     const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n                            ~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:10:25 - error TS2304: Cannot find name 'endOfWeek'.\n\n10     const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n                           ~~~~~~~~~\n\nsrc/utils/excelExport.ts:11:18 - error TS2304: Cannot find name 'eachDayOfInterval'.\n\n11     const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n                    ~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:31:37 - error TS2304: Cannot find name 'getThemeColor'.\n\n31       if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n                                       ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:32:27 - error TS2304: Cannot find name 'getThemeColor'.\n\n32       if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n                             ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:37:25 - error TS2304: Cannot find name 'format'.\n\n37       const targetStr = format(date, 'yyyy-MM-dd');\n                           ~~~~~~\n\nsrc/utils/excelExport.ts:38:32 - error TS2304: Cannot find name 'Holiday'.\n\n38       return holidays.find((h: Holiday) => {\n                                  ~~~~~~~\n\nsrc/utils/excelExport.ts:46:19 - error TS7006: Parameter 'day' implicitly has an 'any' type.\n\n46     days.forEach((day, dayIdx) => {\n                     ~~~\n\nsrc/utils/excelExport.ts:46:24 - error TS7006: Parameter 'dayIdx' implicitly has an 'any' type.\n\n46     days.forEach((day, dayIdx) => {\n                          ~~~~~~\n\nsrc/utils/excelExport.ts:47:23 - error TS2304: Cannot find name 'format'.\n\n47       const dateStr = format(day, 'yyyy-MM-dd');\n                         ~~~~~~\n\nsrc/utils/excelExport.ts:48:45 - error TS2304: Cannot find name 'Lesson'.\n\n48       const dayLessons = lessons.filter((l: Lesson) => {\n                                               ~~~~~~\n\nsrc/utils/excelExport.ts:53:43 - error TS2304: Cannot find name 'ScheduleEvent'.\n\n53       const dayEvents = events.filter((e: ScheduleEvent) => {\n                                             ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:54:90 - error TS2304: Cannot find name 'Resource'.\n\n54         const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n                                                                                            ~~~~~~~~\n\nsrc/utils/excelExport.ts:58:31 - error TS2304: Cannot find name 'Lesson'.\n\n58         ...dayLessons.map((l: Lesson) => {\n                                 ~~~~~~\n\nsrc/utils/excelExport.ts:70:30 - error TS2304: Cannot find name 'ScheduleEvent'.\n\n70         ...dayEvents.map((e: ScheduleEvent) => {\n                                ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:128:29 - error TS2304: Cannot find name 'isSameMonth'.\n\n128         const isCurrMonth = isSameMonth(day, monthStart);\n                                ~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:131:25 - error TS2304: Cannot find name 'format'.\n\n131         cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n                            ~~~~~~\n\nsrc/utils/excelExport.ts:135:33 - error TS2304: Cannot find name 'hexToARGB'.\n\n135         if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); }\n                                    ~~~~~~~~~\n\nsrc/utils/excelExport.ts:135:75 - error TS2304: Cannot find name 'hexToARGB'.\n\n135         if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); }\n                                                                              ~~~~~~~~~\n\nsrc/utils/excelExport.ts:159:31 - error TS2304: Cannot find name 'ScheduleEvent'.\n\n159             const e = data as ScheduleEvent;\n                                  ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:161:27 - error TS2304: Cannot find name 'getThemeColor'.\n\n161             const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n                              ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:163:79 - error TS2304: Cannot find name 'hexToARGB'.\n\n163             cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n                                                                                  ~~~~~~~~~\n\nsrc/utils/excelExport.ts:164:42 - error TS2304: Cannot find name 'hexToARGB'.\n\n164             cell.font = { color: { argb: hexToARGB(textColor) } };\n                                             ~~~~~~~~~\n\nsrc/utils/excelExport.ts:166:31 - error TS2304: Cannot find name 'Lesson'.\n\n166             const l = data as Lesson;\n                                  ~~~~~~\n\nsrc/utils/excelExport.ts:170:27 - error TS2304: Cannot find name 'getThemeColor'.\n\n170             const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n                              ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:172:79 - error TS2304: Cannot find name 'hexToARGB'.\n\n172             cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n                                                                                  ~~~~~~~~~\n\nsrc/utils/excelExport.ts:173:42 - error TS2304: Cannot find name 'hexToARGB'.\n\n173             cell.font = { color: { argb: hexToARGB(textColor) } };\n                                             ~~~~~~~~~\n\nsrc/utils/excelExport.ts:182:5 - error TS2686: 'saveAs' refers to a UMD global, but the current file is a module. Consider adding an import instead.\n\n182     saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n        ~~~~~~\n\nsrc/utils/excelExport.ts:182:52 - error TS2304: Cannot find name 'format'.\n\n182     saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n                                                       ~~~~~~\n\nsrc/utils/excelExport.ts:186:23 - error TS2323: Cannot redeclare exported variable 'exportCourseWeeklyToExcel'.\n\n186 export async function exportCourseWeeklyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:186:23 - error TS2393: Duplicate function implementation.\n\n186 export async function exportCourseWeeklyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:190:12 - error TS2304: Cannot find name 'TimePeriod'.\n\n190   periods: TimePeriod[];\n               ~~~~~~~~~~\n\nsrc/utils/excelExport.ts:191:14 - error TS2304: Cannot find name 'Resource'.\n\n191   resources: Resource[];\n                 ~~~~~~~~\n\nsrc/utils/excelExport.ts:192:12 - error TS2304: Cannot find name 'Lesson'.\n\n192   lessons: Lesson[];\n               ~~~~~~\n\nsrc/utils/excelExport.ts:194:11 - error TS2304: Cannot find name 'ResourceLabels'.\n\n194   labels: ResourceLabels;\n              ~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:198:26 - error TS2304: Cannot find name 'ExcelJS'.\n\n198     const workbook = new ExcelJS.Workbook();\n                             ~~~~~~~\n\nsrc/utils/excelExport.ts:218:23 - error TS2304: Cannot find name 'startOfWeek'.\n\n218     const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n                          ~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:219:21 - error TS2304: Cannot find name 'addDays'.\n\n219     const weekEnd = addDays(weekStart, 6);\n                        ~~~~~~~\n\nsrc/utils/excelExport.ts:220:26 - error TS2304: Cannot find name 'eachDayOfInterval'.\n\n220     const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n                             ~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:222:26 - error TS7006: Parameter 'date' implicitly has an 'any' type.\n\n222     displayDates.forEach(date => {\n                             ~~~~\n\nsrc/utils/excelExport.ts:223:23 - error TS2304: Cannot find name 'format'.\n\n223       const dateStr = format(date, 'yyyy-MM-dd');\n                          ~~~~~~\n\nsrc/utils/excelExport.ts:230:32 - error TS2304: Cannot find name 'format'.\n\n230         row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n                                   ~~~~~~\n\nsrc/utils/excelExport.ts:230:96 - error TS2304: Cannot find name 'ja'.\n\n230         row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n                                                                                                   ~~\n\nsrc/utils/excelExport.ts:253:66 - error TS7006: Parameter 'm' implicitly has an 'any' type.\n\n253             row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n                                                                     ~\n\nsrc/utils/excelExport.ts:301:5 - error TS2686: 'saveAs' refers to a UMD global, but the current file is a module. Consider adding an import instead.\n\n301     saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n        ~~~~~~\n\nsrc/utils/excelExport.ts:301:68 - error TS2304: Cannot find name 'format'.\n\n301     saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n                                                                       ~~~~~~\n\nsrc/utils/excelExport.ts:305:23 - error TS2323: Cannot redeclare exported variable 'exportCourseStatisticsToExcel'.\n\n305 export async function exportCourseStatisticsToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:305:23 - error TS2393: Duplicate function implementation.\n\n305 export async function exportCourseStatisticsToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:310:11 - error TS2304: Cannot find name 'ResourceLabels'.\n\n310   labels: ResourceLabels;\n              ~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:314:26 - error TS2304: Cannot find name 'ExcelJS'.\n\n314     const workbook = new ExcelJS.Workbook();\n                             ~~~~~~~\n\nsrc/utils/excelExport.ts:375:5 - error TS2686: 'saveAs' refers to a UMD global, but the current file is a module. Consider adding an import instead.\n\n375     saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n        ~~~~~~\n\nsrc/utils/excelExport.ts:375:60 - error TS2304: Cannot find name 'format'.\n\n375     saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n                                                               ~~~~~~\n\nsrc/utils/excelExport.ts:381:12 - error TS2304: Cannot find name 'TimePeriod'.\n\n381   periods: TimePeriod[];\n               ~~~~~~~~~~\n\nsrc/utils/excelExport.ts:382:14 - error TS2304: Cannot find name 'Resource'.\n\n382   resources: Resource[];\n                 ~~~~~~~~\n\nsrc/utils/excelExport.ts:383:12 - error TS2304: Cannot find name 'Lesson'.\n\n383   lessons: Lesson[];\n               ~~~~~~\n\nsrc/utils/excelExport.ts:384:11 - error TS2304: Cannot find name 'ScheduleEvent'.\n\n384   events: ScheduleEvent[];\n              ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:386:13 - error TS2304: Cannot find name 'Holiday'.\n\n386   holidays: Holiday[];\n                ~~~~~~~\n\nsrc/utils/excelExport.ts:387:11 - error TS2304: Cannot find name 'ResourceLabels'.\n\n387   labels: ResourceLabels;\n              ~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:388:19 - error TS2304: Cannot find name 'SystemSetting'.\n\n388   systemSettings: SystemSetting | null;\n                      ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:389:16 - error TS2304: Cannot find name 'ColorTheme'.\n\n389   colorThemes: ColorTheme[];\n                   ~~~~~~~~~~\n\nsrc/utils/excelExport.ts:393:23 - error TS2323: Cannot redeclare exported variable 'exportPersonalMonthlyToExcel'.\n\n393 export async function exportPersonalMonthlyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:393:23 - error TS2393: Duplicate function implementation.\n\n393 export async function exportPersonalMonthlyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:397:26 - error TS2304: Cannot find name 'ExcelJS'.\n\n397     const workbook = new ExcelJS.Workbook();\n                             ~~~~~~~\n\nsrc/utils/excelExport.ts:400:24 - error TS2304: Cannot find name 'startOfMonth'.\n\n400     const monthStart = startOfMonth(baseDate);\n                           ~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:401:22 - error TS2304: Cannot find name 'endOfMonth'.\n\n401     const monthEnd = endOfMonth(monthStart);\n                         ~~~~~~~~~~\n\nsrc/utils/excelExport.ts:402:27 - error TS2304: Cannot find name 'startOfWeek'.\n\n402     const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n                              ~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:403:25 - error TS2304: Cannot find name 'endOfWeek'.\n\n403     const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n                            ~~~~~~~~~\n\nsrc/utils/excelExport.ts:404:18 - error TS2304: Cannot find name 'eachDayOfInterval'.\n\n404     const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n                     ~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:428:37 - error TS2304: Cannot find name 'getThemeColor'.\n\n428       if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n                                        ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:429:27 - error TS2304: Cannot find name 'getThemeColor'.\n\n429       if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n                              ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:435:25 - error TS2304: Cannot find name 'format'.\n\n435       const targetStr = format(date, 'yyyy-MM-dd');\n                            ~~~~~~\n\nsrc/utils/excelExport.ts:436:32 - error TS2304: Cannot find name 'Holiday'.\n\n436       return holidays.find((h: Holiday) => {\n                                   ~~~~~~~\n\nsrc/utils/excelExport.ts:446:19 - error TS7006: Parameter 'day' implicitly has an 'any' type.\n\n446     days.forEach((day, dayIdx) => {\n                      ~~~\n\nsrc/utils/excelExport.ts:446:24 - error TS7006: Parameter 'dayIdx' implicitly has an 'any' type.\n\n446     days.forEach((day, dayIdx) => {\n                           ~~~~~~\n\nsrc/utils/excelExport.ts:447:23 - error TS2304: Cannot find name 'format'.\n\n447       const dateStr = format(day, 'yyyy-MM-dd');\n                          ~~~~~~\n\nsrc/utils/excelExport.ts:448:45 - error TS2304: Cannot find name 'Lesson'.\n\n448       const dayLessons = lessons.filter((l: Lesson) => {\n                                                ~~~~~~\n\nsrc/utils/excelExport.ts:453:43 - error TS2304: Cannot find name 'ScheduleEvent'.\n\n453       const dayEvents = events.filter((e: ScheduleEvent) => {\n                                              ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:454:90 - error TS2304: Cannot find name 'Resource'.\n\n454         const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n                                                                                             ~~~~~~~~\n\nsrc/utils/excelExport.ts:459:31 - error TS2304: Cannot find name 'Lesson'.\n\n459         ...dayLessons.map((l: Lesson) => {\n                                  ~~~~~~\n\nsrc/utils/excelExport.ts:471:30 - error TS2304: Cannot find name 'ScheduleEvent'.\n\n471         ...dayEvents.map((e: ScheduleEvent) => {\n                                 ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:530:29 - error TS2304: Cannot find name 'isSameMonth'.\n\n530         const isCurrMonth = isSameMonth(day, monthStart);\n                                ~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:533:25 - error TS2304: Cannot find name 'format'.\n\n533         cell.value = `${format(day, 'd')}${holiday ? ` (${holiday.name})` : ''}`;\n                            ~~~~~~\n\nsrc/utils/excelExport.ts:537:33 - error TS2304: Cannot find name 'hexToARGB'.\n\n537         if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); }\n                                    ~~~~~~~~~\n\nsrc/utils/excelExport.ts:537:75 - error TS2304: Cannot find name 'hexToARGB'.\n\n537         if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); }\n                                                                              ~~~~~~~~~\n\nsrc/utils/excelExport.ts:561:31 - error TS2304: Cannot find name 'ScheduleEvent'.\n\n561             const e = data as ScheduleEvent;\n                                  ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:563:27 - error TS2304: Cannot find name 'getThemeColor'.\n\n563             const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n                              ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:565:79 - error TS2304: Cannot find name 'hexToARGB'.\n\n565             cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n                                                                                  ~~~~~~~~~\n\nsrc/utils/excelExport.ts:566:42 - error TS2304: Cannot find name 'hexToARGB'.\n\n566             cell.font = { color: { argb: hexToARGB(textColor) } };\n                                             ~~~~~~~~~\n\nsrc/utils/excelExport.ts:568:31 - error TS2304: Cannot find name 'Lesson'.\n\n568             const l = data as Lesson;\n                                  ~~~~~~\n\nsrc/utils/excelExport.ts:572:27 - error TS2304: Cannot find name 'getThemeColor'.\n\n572             const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n                              ~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:574:79 - error TS2304: Cannot find name 'hexToARGB'.\n\n574             cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n                                                                                  ~~~~~~~~~\n\nsrc/utils/excelExport.ts:575:42 - error TS2304: Cannot find name 'hexToARGB'.\n\n575             cell.font = { color: { argb: hexToARGB(textColor) } };\n                                             ~~~~~~~~~\n\nsrc/utils/excelExport.ts:584:5 - error TS2686: 'saveAs' refers to a UMD global, but the current file is a module. Consider adding an import instead.\n\n584     saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n        ~~~~~~\n\nsrc/utils/excelExport.ts:584:52 - error TS2304: Cannot find name 'format'.\n\n584     saveAs(new Blob([buffer]), `PersonalSchedule_${format(baseDate, 'yyyyMM')}.xlsx`);\n                                                       ~~~~~~\n\nsrc/utils/excelExport.ts:588:23 - error TS2323: Cannot redeclare exported variable 'exportCourseWeeklyToExcel'.\n\n588 export async function exportCourseWeeklyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:588:23 - error TS2393: Duplicate function implementation.\n\n588 export async function exportCourseWeeklyToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:592:12 - error TS2304: Cannot find name 'TimePeriod'.\n\n592   periods: TimePeriod[];\n               ~~~~~~~~~~\n\nsrc/utils/excelExport.ts:593:14 - error TS2304: Cannot find name 'Resource'.\n\n593   resources: Resource[];\n                 ~~~~~~~~\n\nsrc/utils/excelExport.ts:594:12 - error TS2304: Cannot find name 'Lesson'.\n\n594   lessons: Lesson[];\n               ~~~~~~\n\nsrc/utils/excelExport.ts:596:11 - error TS2304: Cannot find name 'ResourceLabels'.\n\n596   labels: ResourceLabels;\n              ~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:600:26 - error TS2304: Cannot find name 'ExcelJS'.\n\n600     const workbook = new ExcelJS.Workbook();\n                             ~~~~~~~\n\nsrc/utils/excelExport.ts:620:23 - error TS2304: Cannot find name 'startOfWeek'.\n\n620     const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n                          ~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:621:21 - error TS2304: Cannot find name 'addDays'.\n\n621     const weekEnd = addDays(weekStart, 6);\n                        ~~~~~~~\n\nsrc/utils/excelExport.ts:622:26 - error TS2304: Cannot find name 'eachDayOfInterval'.\n\n622     const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n                             ~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:624:26 - error TS7006: Parameter 'date' implicitly has an 'any' type.\n\n624     displayDates.forEach(date => {\n                             ~~~~\n\nsrc/utils/excelExport.ts:625:23 - error TS2304: Cannot find name 'format'.\n\n625       const dateStr = format(date, 'yyyy-MM-dd');\n                          ~~~~~~\n\nsrc/utils/excelExport.ts:632:32 - error TS2304: Cannot find name 'format'.\n\n632         row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n                                   ~~~~~~\n\nsrc/utils/excelExport.ts:632:96 - error TS2304: Cannot find name 'ja'.\n\n632         row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n                                                                                                   ~~\n\nsrc/utils/excelExport.ts:655:66 - error TS7006: Parameter 'm' implicitly has an 'any' type.\n\n655             row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n                                                                     ~\n\nsrc/utils/excelExport.ts:703:5 - error TS2686: 'saveAs' refers to a UMD global, but the current file is a module. Consider adding an import instead.\n\n703     saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n        ~~~~~~\n\nsrc/utils/excelExport.ts:703:68 - error TS2304: Cannot find name 'format'.\n\n703     saveAs(new Blob([buffer]), `WeeklySchedule_${t(course.name)}_${format(weekStart, 'yyyyMMdd')}.xlsx`);\n                                                                       ~~~~~~\n\nsrc/utils/excelExport.ts:707:23 - error TS2323: Cannot redeclare exported variable 'exportCourseStatisticsToExcel'.\n\n707 export async function exportCourseStatisticsToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:707:23 - error TS2393: Duplicate function implementation.\n\n707 export async function exportCourseStatisticsToExcel({\n                          ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:712:11 - error TS2304: Cannot find name 'ResourceLabels'.\n\n712   labels: ResourceLabels;\n              ~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:716:26 - error TS2304: Cannot find name 'ExcelJS'.\n\n716     const workbook = new ExcelJS.Workbook();\n                             ~~~~~~~\n\nsrc/utils/excelExport.ts:777:5 - error TS2686: 'saveAs' refers to a UMD global, but the current file is a module. Consider adding an import instead.\n\n777     saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n        ~~~~~~\n\nsrc/utils/excelExport.ts:777:60 - error TS2304: Cannot find name 'format'.\n\n777     saveAs(new Blob([buffer]), `Statistics_${courseName}_${format(new Date(), 'yyyyMMdd')}.xlsx`);\n                                                               ~~~~~~\n\n\nFound 123 errors in 2 files.\n\nErrors  Files\n     1  src/App.tsx:25\n   122  src/utils/excelExport.ts:1\nExit Code: 2\nProcess Group PGID: 178489"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cat <<EOF > src/utils/excelExport.ts\nimport ExcelJS from 'exceljs';\nimport { saveAs } from 'file-saver';\nimport { \n  format, startOfDay, parseISO, isSameDay, isAfter, isBefore, addDays, addMonths, getYear, differenceInDays,\n  startOfMonth, endOfMonth, startOfWeek, endOfWeek, eachDayOfInterval, isSameMonth\n} from 'date-fns';\nimport { ja } from 'date-fns/locale';\nimport { TimePeriod, Resource, Lesson, ScheduleEvent, ResourceLabels, SystemSetting, ViewType, ResourceType, Holiday, ColorTheme, ColorCategory } from '../types';\n\ninterface ExportParams {\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  viewMode: ResourceType;\n  viewType: ViewType;\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nconst hexToARGB = (hex?: string) => {\n  if (!hex) return 'FFFFFFFF';\n  const cleanHex = hex.replace('#', '');\n  if (cleanHex.length === 3) {\n    const r = cleanHex[0] + cleanHex[0];\n    const g = cleanHex[1] + cleanHex[1];\n    const b = cleanHex[2] + cleanHex[2];\n    return \\`FF\\${r}\\${g}\\${b}\\`.toUpperCase();\n  }\n  return \\`FF\\${cleanHex}\\`.toUpperCase();\n};\n\nconst getThemeColor = (themes: ColorTheme[], category: ColorCategory, keyOrId: string) => {\n  const theme = themes.find(t => t.category === category && (t.key === keyOrId || t.id === keyOrId));\n  if (theme) return theme;\n  return themes.find(t => t.category === category && t.key === 'default');\n};\n\nexport async function exportTimetableToExcel({\n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: ExportParams) {\n  const workbook = new ExcelJS.Workbook();\n  const worksheet = workbook.addWorksheet('Timetable');\n\n  const currentViewStart = startOfDay(baseDate);\n  const isCourseTimeline = viewType === 'course_timeline';\n  const effectivePeriods = isCourseTimeline ? [{ id: 'p-all', name: '', startTime: '', endTime: '', order: 0 }] : periods;\n\n  const getDayInfo = (day: number) => {\n    const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n    const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n    const part = parts.find((p: string) => p.startsWith(\\`\\${day}:\\`));\n    if (part) {\n      const bits = part.split(':');\n      if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n      if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n    }\n    const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n    if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n    return { themeId: 'default', isWeekend: false };\n  };\n\n  const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n  const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    return null;\n  };\n\n  const getHoliday = (date: Date) => {\n    if (!date) return null;\n    const targetStr = format(date, 'yyyy-MM-dd');\n    return holidays.find((h: Holiday) => {\n      if (h.date) return h.date === targetStr;\n      if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n      return false;\n    });\n  };\n\n  const dayCount = (() => {\n    if (viewType === 'day') return 1;\n    if (viewType === 'week') return 7;\n    if (viewType === 'month') return differenceInDays(addMonths(currentViewStart, 1), currentViewStart);\n    if (viewType === '3month' || viewType === '6month') return differenceInDays(addMonths(currentViewStart, viewType === '3month' ? 3 : 6), currentViewStart);\n    if (viewType === 'year' || viewType === 'course_timeline') {\n      const month = systemSettings?.yearViewStartMonth ?? 4;\n      const day = systemSettings?.yearViewStartDay ?? 1;\n      const start = new Date(getYear(baseDate), month - 1, day);\n      const end = new Date(getYear(baseDate) + 1, month - 1, day);\n      return differenceInDays(end, start);\n    }\n    return 1;\n  })();\n\n  const displayDates = Array.from({ length: dayCount }).map((_, i) => addDays(currentViewStart, i));\n  const currentViewEnd = startOfDay(displayDates[displayDates.length - 1]);\n  const filteredResources = resources.filter(r => r.type === viewMode).sort((a, b) => (a.order ?? 0) - (b.order ?? 0));\n\n  worksheet.getColumn(1).width = 25;\n  for (let i = 0; i < displayDates.length * effectivePeriods.length; i++) worksheet.getColumn(i + 2).width = isCourseTimeline ? 4 : 12;\n\n  const locale = navigator.language;\n  const monthFormatter = new Intl.DateTimeFormat(locale, { month: 'short', year: 'numeric' });\n  const dayFormatter = new Intl.DateTimeFormat(locale, { day: 'numeric' });\n  const weekdayFormatter = new Intl.DateTimeFormat(locale, { weekday: 'short' });\n  const dateFormatter = new Intl.DateTimeFormat(locale, { month: 'short', day: 'numeric', weekday: 'short' });\n\n  let headerRowsCount = isCourseTimeline ? 3 : 2;\n\n  if (isCourseTimeline) {\n    const monthRow = worksheet.getRow(1);\n    monthRow.height = 20;\n    let currentMonth: string | null = null;\n    let startCol = 2;\n    let colCount = 0;\n    displayDates.forEach((date, dIdx) => {\n      const monthLabel = monthFormatter.format(date);\n      if (monthLabel !== currentMonth) {\n        if (currentMonth !== null && colCount > 0) {\n          worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n          const cell = worksheet.getCell(1, startCol);\n          cell.value = currentMonth;\n          cell.alignment = { horizontal: 'center', vertical: 'middle' };\n          cell.font = { bold: true };\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n        }\n        currentMonth = monthLabel;\n        startCol = dIdx + 2;\n        colCount = 1;\n      } else colCount++;\n    });\n    if (currentMonth !== null && colCount > 0) {\n      worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = currentMonth;\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n    }\n    const dayRow = worksheet.getRow(2), wkdayRow = worksheet.getRow(3);\n    dayRow.height = 20; wkdayRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const col = dIdx + 2;\n      const dCell = worksheet.getCell(2, col), wCell = worksheet.getCell(3, col);\n      dCell.value = dayFormatter.format(date);\n      wCell.value = weekdayFormatter.format(date);\n      const hTheme = getHolidayOrWeekendTheme(date);\n      [dCell, wCell].forEach(c => {\n        c.alignment = { horizontal: 'center', vertical: 'middle' };\n        c.font = { size: 9 };\n        if (hTheme) { c.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; c.font = { ...c.font, color: { argb: hexToARGB(hTheme.foreground) } }; }\n        c.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  } else {\n    const dateRow = worksheet.getRow(1);\n    dateRow.height = 25;\n    displayDates.forEach((date, dIdx) => {\n      const startCol = dIdx * periods.length + 2;\n      const endCol = startCol + periods.length - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = dateFormatter.format(date);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      const hTheme = getHolidayOrWeekendTheme(date);\n      if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { ...cell.font, color: { argb: hexToARGB(hTheme.foreground) } }; }\n      if (periods.length > 1) worksheet.mergeCells(1, startCol, 1, endCol);\n    });\n    const periodRow = worksheet.getRow(2);\n    periodRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      periods.forEach((p, pIdx) => {\n        const cell = worksheet.getCell(2, dIdx * periods.length + pIdx + 2);\n        cell.value = p.name;\n        cell.alignment = { horizontal: 'center', vertical: 'middle' };\n        if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { color: { argb: hexToARGB(hTheme.foreground) } }; }\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  }\n\n  const calculateLayout = (items: { id: string, start: number, end: number }[]) => {\n    if (items.length === 0) return [];\n    const placements: { id: string, start: number, end: number, level: number, maxLevelInGroup: number }[] = [];\n    const sortedItems = [...items].sort((a, b) => a.start - b.start || (b.end - b.start) - (a.end - a.start));\n    sortedItems.forEach(item => {\n      let level = 0;\n      while (placements.some(p => p.level === level && !(item.end < p.start || item.start > p.end))) level++;\n      placements.push({ ...item, level, maxLevelInGroup: 0 });\n    });\n    placements.forEach(p => {\n      const overlapping = placements.filter(other => !(p.end < other.start || p.start > other.end));\n      p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n    });\n    return placements;\n  };\n\n  let currentRow = headerRowsCount + 1;\n  const row3Items: { id: string, start: number, end: number, type: 'holiday' | 'event', data: any }[] = [];\n  displayDates.forEach((date, dIdx) => {\n    const holiday = getHoliday(date);\n    if (!holiday) return;\n    if (holiday.date && isSameDay(date, startOfDay(parseISO(holiday.date)))) {\n      const startCol = dIdx * effectivePeriods.length + 2;\n      const endCol = dIdx * effectivePeriods.length + effectivePeriods.length + 1;\n      row3Items.push({ id: \\`holiday-\\${date.toISOString()}\\`, start: startCol, end: endCol, type: 'holiday', data: holiday });\n    } else if (holiday.start && holiday.end) {\n      const hStart = startOfDay(parseISO(holiday.start)), hEnd = startOfDay(parseISO(holiday.end));\n      if (isSameDay(date, hStart) || (isSameDay(date, displayDates[0]) && isAfter(date, hStart) && isBefore(date, hEnd))) {\n        const actualStart = isAfter(hStart, displayDates[0]) ? hStart : displayDates[0];\n        const actualEnd = isBefore(hEnd, displayDates[displayDates.length - 1]) ? hEnd : displayDates[displayDates.length - 1];\n        const sIdx = displayDates.findIndex(d => isSameDay(d, actualStart)), eIdx = displayDates.findIndex(d => isSameDay(d, actualEnd));\n        if (sIdx !== -1 && eIdx !== -1 && isSameDay(date, actualStart)) row3Items.push({ id: \\`holiday-range-\\${holiday.name}-\\${date.toISOString()}\\`, start: sIdx * effectivePeriods.length + 2, end: eIdx * effectivePeriods.length + effectivePeriods.length + 1, type: 'holiday', data: holiday });\n      }\n    }\n  });\n\n  events.forEach(e => {\n    const eStart = startOfDay(parseISO(e.startDate)), eEnd = startOfDay(parseISO(e.endDate));\n    if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n    const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n    if (e.showInEventRow !== false || resourceIdList.length === 0) {\n      const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n      const sCol = (startDayIdx === -1) ? 2 : startDayIdx * effectivePeriods.length + ((e.startPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.startPeriodId) : 0) + 2;\n      const eCol = (endDayIdx === -1) ? (displayDates.length * effectivePeriods.length + 1) : endDayIdx * effectivePeriods.length + ((e.endPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.endPeriodId) : effectivePeriods.length - 1) + 2;\n      row3Items.push({ id: \\`event-\\${e.id}\\`, start: sCol, end: eCol, type: 'event', data: e });\n    }\n  });\n\n  const row3Layouts = calculateLayout(row3Items);\n  const row3MaxLevel = row3Layouts.length > 0 ? Math.max(...row3Layouts.map(l => l.level)) + 1 : 1;\n\n  const eventLabelCell = worksheet.getCell(currentRow, 1);\n  eventLabelCell.value = labels.event;\n  eventLabelCell.alignment = { vertical: 'middle', horizontal: 'left' };\n  eventLabelCell.font = { bold: true };\n  if (row3MaxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + row3MaxLevel - 1, 1);\n\n  for (let l = 0; l < row3MaxLevel; l++) {\n    const row = worksheet.getRow(currentRow + l);\n    row.height = 35;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      let bgColor = hTheme ? hexToARGB(hTheme.background) : 'FFFFFFFF';\n      effectivePeriods.forEach((_, pIdx) => {\n        const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n        if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n      });\n    });\n  }\n\n  row3Layouts.forEach(layout => {\n    const item = row3Items.find(i => i.id === layout.id)!;\n    const targetRow = currentRow + layout.level;\n    const cell = worksheet.getCell(targetRow, layout.start);\n    if (item.type === 'holiday') {\n      const h = item.data;\n      cell.value = h.name;\n      const hTheme = getHolidayOrWeekendTheme(h.date ? parseISO(h.date) : (h.start ? parseISO(h.start) : new Date()));\n      if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { color: { argb: hexToARGB(hTheme.foreground) }, bold: true }; }\n      else { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FF8B0000' } }; cell.font = { color: { argb: 'FFFFFFFF' }, bold: true }; }\n    } else {\n      const e = item.data as ScheduleEvent;\n      cell.value = e.name + (e.location ? \\` (\\${e.location})\\` : '');\n      const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n      const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n      cell.font = { color: { argb: hexToARGB(textColor) } };\n    }\n    cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n    cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n    if (item.end > item.start) worksheet.mergeCells(targetRow, item.start, targetRow, item.end);\n  });\n\n  currentRow += row3MaxLevel;\n  for (const res of filteredResources) {\n    const resItems: { id: string, start: number, end: number, type: 'event' | 'lesson' | 'course', data: any }[] = [];\n    if (isCourseTimeline) {\n      const allCourses = resources.filter(r => r.type === 'course' && r.startDate && r.endDate);\n      let relatedCourses = (viewMode === 'course') ? [res] : (viewMode === 'teacher' ? allCourses.filter(c => c.chiefTeacherId === res.id || c.assistantTeacherIds?.includes(res.id) || (c as any).assistantTeachers?.some((at: any) => at.id === res.id)) : (viewMode === 'room' ? allCourses.filter(c => c.mainRoomId === res.id) : []));\n      relatedCourses.forEach(c => {\n        const cStart = startOfDay(parseISO(c.startDate!)), cEnd = startOfDay(parseISO(c.endDate!));\n        if (isAfter(cStart, currentViewEnd) || isBefore(cEnd, currentViewStart)) return;\n        const sIdx = displayDates.findIndex(d => isSameDay(d, cStart)), eIdx = displayDates.findIndex(d => isSameDay(d, cEnd));\n        resItems.push({ id: \\`c-\\${c.id}\\`, start: (sIdx === -1) ? 2 : sIdx + 2, end: (eIdx === -1) ? (displayDates.length + 1) : eIdx + 2, type: 'course', data: c });\n      });\n    } else {\n      events.forEach(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        if (resourceIdList.includes(res.id)) {\n          const eStart = startOfDay(parseISO(e.startDate)), eEnd = startOfDay(parseISO(e.endDate));\n          if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + (e.startPeriodId ? periods.findIndex(p => p.id === e.startPeriodId) : 0) + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + (e.endPeriodId ? periods.findIndex(p => p.id === e.endPeriodId) : periods.length - 1) + 2;\n          resItems.push({ id: \\`e-\\${e.id}\\`, start: sCol, end: eCol, type: 'event', data: e });\n        }\n      });\n      lessons.forEach(l => {\n        const lStart = startOfDay(parseISO(l.startDate)), lEnd = startOfDay(parseISO(l.endDate));\n        if (isAfter(lStart, currentViewEnd) || isBefore(lEnd, currentViewStart)) return;\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        if ((viewMode === 'room' && l.roomId === res.id) || (viewMode === 'teacher' && (l.teacherId === res.id || subIds.includes(res.id))) || (viewMode === 'course' && l.courseId === res.id)) {\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, lStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, lEnd));\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + (l.startPeriodId ? periods.findIndex(p => p.id === l.startPeriodId) : 0) + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + (l.endPeriodId ? periods.findIndex(p => p.id === l.endPeriodId) : periods.length - 1) + 2;\n          resItems.push({ id: \\`l-\\${l.id}\\`, start: sCol, end: eCol, type: 'lesson', data: l });\n        }\n      });\n    }\n    const layouts = calculateLayout(resItems);\n    const maxLevel = layouts.length > 0 ? Math.max(...layouts.map(l => l.level)) + 1 : 1;\n    const resCell = worksheet.getCell(currentRow, 1);\n    resCell.value = t(res.name); resCell.alignment = { vertical: 'middle', horizontal: 'left' }; resCell.font = { bold: true };\n    if (maxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + maxLevel - 1, 1);\n    for (let l = 0; l < maxLevel; l++) {\n      const row = worksheet.getRow(currentRow + l);\n      row.height = isCourseTimeline ? 60 : 35;\n      displayDates.forEach((date, dIdx) => {\n        const hTheme = getHolidayOrWeekendTheme(date);\n        let bgColor = hTheme ? hexToARGB(hTheme.background) : 'FFFFFFFF';\n        effectivePeriods.forEach((_, pIdx) => {\n          const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        });\n      });\n    }\n    layouts.forEach(layout => {\n      const item = resItems.find(i => i.id === layout.id)!;\n      const targetRow = currentRow + layout.level, cell = worksheet.getCell(targetRow, layout.start);\n      if (item.type === 'course') {\n        const c = item.data as Resource;\n        const days = eachDayOfInterval({ start: parseISO(c.startDate!), end: parseISO(c.endDate!) });\n        const workDays = days.filter(d => !isWeekend(d) && !getHoliday(d)).length;\n        const chiefTeacher = resources.find(r => r.id === c.chiefTeacherId);\n        const subIds = [...(c.assistantTeacherIds || []), ...(c.assistantTeachers || []).map((at: any) => at.id)];\n        const assistantNames = subIds.map(id => resources.find(r => r.id === id)?.name).filter(Boolean).map(name => t(name!)).join(', ');\n        const mLabel = c.mainTeacherLabel || labels.mainTeacher, sLabel = c.subTeacherLabel || labels.subTeacher;\n        cell.value = \\`\\${t(c.name)}\\n\\${mLabel}: \\${chiefTeacher ? t(chiefTeacher.name) : '-'}\\n\\${assistantNames ? \\`\\${sLabel}: \\${assistantNames}\\n\\` : ''}\\${c.startDate} ～ \\${c.endDate} (\\${workDays}\\${t('days')} / \\${workDays * periods.length}\\${t('periods')})\\`;\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFD0E0FF' } };\n      } else if (item.type === 'event') {\n        const e = item.data as ScheduleEvent;\n        cell.value = e.name + (e.location ? \\` (\\${e.location})\\` : '');\n        const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n        const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      } else {\n        const l = item.data as Lesson;\n        const mainTeacherName = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n        const roomName = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n        cell.value = \\`[\\${periodLabel}] \\${l.subject}\\${roomLabel ? \\` (\\${roomLabel})\\` : ''}\\`;\n        const hasTeacher = !!(l.teacherId || l.externalTeacher);\n        const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n        const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      }\n      cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n      cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n      if (item.end > item.start) worksheet.mergeCells(targetRow, item.start, targetRow, item.end);\n    });\n    currentRow += maxLevel;\n  }\n  worksheet.views = [{ state: 'frozen', xSplit: 1, ySplit: headerRowsCount }];\n  const buffer = await workbook.xlsx.writeBuffer();\n  saveAs(new Blob([buffer]), \\`ScholaTile_\\${viewMode}_\\${format(baseDate, 'yyyyMMdd')}.xlsx\\`);\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n    const totalPeriods = periods.length || 8;\n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(\\`\\${day}:\\`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) level++;\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = 30 / maxOverlaps;\n    }\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n        cell.value = \\`\\${format(day, 'd')}\\${holiday ? \\` (\\${holiday.name})\\` : ''}\\`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n        let bgColor = 'FFFFFFFF', textColor = 'FF000000';\n        if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); } \n        else if (!isCurrMonth) bgColor = 'FFF0F0F0';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { left: sc === 0 ? { style: 'thin' } : undefined, right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, bottom: p === totalPeriods ? { style: 'thin' } : undefined };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          const startRow = baseRow + 1 + startIdx, span = endIdx - startIdx + 1, endRow = startRow + span - 1;\n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? \\`\\${startIdx + 1}-\\${endIdx + 1}\\` : \\`\\${startIdx + 1}\\`;\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = \\`[\\${periodLabel}] \\${e.name}\\${e.location ? \\` (\\${e.location})\\` : ''}\\`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n            cell.value = \\`[\\${periodLabel}] \\${l.subject}\\${roomLabel ? \\` (\\${roomLabel})\\` : ''}\\`;\n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n          cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          try { worksheet.mergeCells(startRow, itemColStart, endRow, itemColEnd); } catch (e) { console.warn('Merge failed in Personal Export:', e); }\n        });\n      }\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), \\`PersonalSchedule_\\${format(baseDate, 'yyyyMM')}.xlsx\\`);\n  } catch (err) { console.error('Personal Export Error:', err); }\n}\nEOF\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563875679_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: (empty)\nProcess Group PGID: 179051"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "cat <<EOF > src/utils/excelExport.ts\nimport ExcelJS from 'exceljs';\nimport { saveAs } from 'file-saver';\nimport { \n  format, startOfDay, parseISO, isSameDay, isAfter, isBefore, addDays, addMonths, getYear, differenceInDays,\n  startOfMonth, endOfMonth, startOfWeek, endOfWeek, eachDayOfInterval, isSameMonth\n} from 'date-fns';\nimport { ja } from 'date-fns/locale';\nimport { TimePeriod, Resource, Lesson, ScheduleEvent, ResourceLabels, SystemSetting, ViewType, ResourceType, Holiday, ColorTheme, ColorCategory } from '../types';\n\ninterface ExportParams {\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  events: ScheduleEvent[];\n  viewMode: ResourceType;\n  viewType: ViewType;\n  baseDate: Date;\n  holidays: Holiday[];\n  labels: ResourceLabels;\n  systemSettings: SystemSetting | null;\n  colorThemes: ColorTheme[];\n  t: (key: string, options?: any) => string;\n}\n\nconst hexToARGB = (hex?: string) => {\n  if (!hex) return 'FFFFFFFF';\n  const cleanHex = hex.replace('#', '');\n  if (cleanHex.length === 3) {\n    const r = cleanHex[0] + cleanHex[0];\n    const g = cleanHex[1] + cleanHex[1];\n    const b = cleanHex[2] + cleanHex[2];\n    return \\`FF\\${r}\\${g}\\${b}\\`.toUpperCase();\n  }\n  return \\`FF\\${cleanHex}\\`.toUpperCase();\n};\n\nconst getThemeColor = (themes: ColorTheme[], category: ColorCategory, keyOrId: string) => {\n  const theme = themes.find(t => t.category === category && (t.key === keyOrId || t.id === keyOrId));\n  if (theme) return theme;\n  return themes.find(t => t.category === category && t.key === 'default');\n};\n\nexport async function exportTimetableToExcel({\n  periods, resources, lessons, events, viewMode, viewType, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: ExportParams) {\n  const workbook = new ExcelJS.Workbook();\n  const worksheet = workbook.addWorksheet('Timetable');\n\n  const currentViewStart = startOfDay(baseDate);\n  const isCourseTimeline = viewType === 'course_timeline';\n  const effectivePeriods = isCourseTimeline ? [{ id: 'p-all', name: '', startTime: '', endTime: '', order: 0 }] : periods;\n\n  const getDayInfo = (day: number) => {\n    const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n    const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n    const part = parts.find((p: string) => p.startsWith(\\`\\${day}:\\`));\n    if (part) {\n      const bits = part.split(':');\n      if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n      if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n    }\n    const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n    if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n    return { themeId: 'default', isWeekend: false };\n  };\n\n  const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n  const holidayTheme = systemSettings?.holidayTheme || 'default';\n\n  const getHolidayOrWeekendTheme = (date: Date) => {\n    const holiday = getHoliday(date);\n    const dayInfo = getDayInfo(date.getDay());\n    if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n    if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n    return null;\n  };\n\n  const getHoliday = (date: Date) => {\n    if (!date) return null;\n    const targetStr = format(date, 'yyyy-MM-dd');\n    return holidays.find((h: Holiday) => {\n      if (h.date) return h.date === targetStr;\n      if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n      return false;\n    });\n  };\n\n  const dayCount = (() => {\n    if (viewType === 'day') return 1;\n    if (viewType === 'week') return 7;\n    if (viewType === 'month') return differenceInDays(addMonths(currentViewStart, 1), currentViewStart);\n    if (viewType === '3month' || viewType === '6month') return differenceInDays(addMonths(currentViewStart, viewType === '3month' ? 3 : 6), currentViewStart);\n    if (viewType === 'year' || viewType === 'course_timeline') {\n      const month = systemSettings?.yearViewStartMonth ?? 4;\n      const day = systemSettings?.yearViewStartDay ?? 1;\n      const start = new Date(getYear(baseDate), month - 1, day);\n      const end = new Date(getYear(baseDate) + 1, month - 1, day);\n      return differenceInDays(end, start);\n    }\n    return 1;\n  })();\n\n  const displayDates = Array.from({ length: dayCount }).map((_, i) => addDays(currentViewStart, i));\n  const currentViewEnd = startOfDay(displayDates[displayDates.length - 1]);\n  const filteredResources = resources.filter(r => r.type === viewMode).sort((a, b) => (a.order ?? 0) - (b.order ?? 0));\n\n  worksheet.getColumn(1).width = 25;\n  for (let i = 0; i < displayDates.length * effectivePeriods.length; i++) worksheet.getColumn(i + 2).width = isCourseTimeline ? 4 : 12;\n\n  const locale = navigator.language;\n  const monthFormatter = new Intl.DateTimeFormat(locale, { month: 'short', year: 'numeric' });\n  const dayFormatter = new Intl.DateTimeFormat(locale, { day: 'numeric' });\n  const weekdayFormatter = new Intl.DateTimeFormat(locale, { weekday: 'short' });\n  const dateFormatter = new Intl.DateTimeFormat(locale, { month: 'short', day: 'numeric', weekday: 'short' });\n\n  let headerRowsCount = isCourseTimeline ? 3 : 2;\n\n  if (isCourseTimeline) {\n    const monthRow = worksheet.getRow(1);\n    monthRow.height = 20;\n    let currentMonth: string | null = null;\n    let startCol = 2;\n    let colCount = 0;\n    displayDates.forEach((date, dIdx) => {\n      const monthLabel = monthFormatter.format(date);\n      if (monthLabel !== currentMonth) {\n        if (currentMonth !== null && colCount > 0) {\n          worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n          const cell = worksheet.getCell(1, startCol);\n          cell.value = currentMonth;\n          cell.alignment = { horizontal: 'center', vertical: 'middle' };\n          cell.font = { bold: true };\n          cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n        }\n        currentMonth = monthLabel;\n        startCol = dIdx + 2;\n        colCount = 1;\n      } else colCount++;\n    });\n    if (currentMonth !== null && colCount > 0) {\n      worksheet.mergeCells(1, startCol, 1, startCol + colCount - 1);\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = currentMonth;\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n    }\n    const dayRow = worksheet.getRow(2), wkdayRow = worksheet.getRow(3);\n    dayRow.height = 20; wkdayRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const col = dIdx + 2;\n      const dCell = worksheet.getCell(2, col), wCell = worksheet.getCell(3, col);\n      dCell.value = dayFormatter.format(date);\n      wCell.value = weekdayFormatter.format(date);\n      const hTheme = getHolidayOrWeekendTheme(date);\n      [dCell, wCell].forEach(c => {\n        c.alignment = { horizontal: 'center', vertical: 'middle' };\n        c.font = { size: 9 };\n        if (hTheme) { c.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; c.font = { ...c.font, color: { argb: hexToARGB(hTheme.foreground) } }; }\n        c.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  } else {\n    const dateRow = worksheet.getRow(1);\n    dateRow.height = 25;\n    displayDates.forEach((date, dIdx) => {\n      const startCol = dIdx * periods.length + 2;\n      const endCol = startCol + periods.length - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = dateFormatter.format(date);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      const hTheme = getHolidayOrWeekendTheme(date);\n      if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { ...cell.font, color: { argb: hexToARGB(hTheme.foreground) } }; }\n      if (periods.length > 1) worksheet.mergeCells(1, startCol, 1, endCol);\n    });\n    const periodRow = worksheet.getRow(2);\n    periodRow.height = 20;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      periods.forEach((p, pIdx) => {\n        const cell = worksheet.getCell(2, dIdx * periods.length + pIdx + 2);\n        cell.value = p.name;\n        cell.alignment = { horizontal: 'center', vertical: 'middle' };\n        if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { color: { argb: hexToARGB(hTheme.foreground) } }; }\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      });\n    });\n  }\n\n  const calculateLayout = (items: { id: string, start: number, end: number }[]) => {\n    if (items.length === 0) return [];\n    const placements: { id: string, start: number, end: number, level: number, maxLevelInGroup: number }[] = [];\n    const sortedItems = [...items].sort((a, b) => a.start - b.start || (b.end - b.start) - (a.end - a.start));\n    sortedItems.forEach(item => {\n      let level = 0;\n      while (placements.some(p => p.level === level && !(item.end < p.start || item.start > p.end))) level++;\n      placements.push({ ...item, level, maxLevelInGroup: 0 });\n    });\n    placements.forEach(p => {\n      const overlapping = placements.filter(other => !(p.end < other.start || p.start > other.end));\n      p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n    });\n    return placements;\n  };\n\n  let currentRow = headerRowsCount + 1;\n  const row3Items: { id: string, start: number, end: number, type: 'holiday' | 'event', data: any }[] = [];\n  displayDates.forEach((date, dIdx) => {\n    const holiday = getHoliday(date);\n    if (!holiday) return;\n    if (holiday.date && isSameDay(date, startOfDay(parseISO(holiday.date)))) {\n      const startCol = dIdx * effectivePeriods.length + 2;\n      const endCol = dIdx * effectivePeriods.length + effectivePeriods.length + 1;\n      row3Items.push({ id: \\`holiday-\\${date.toISOString()}\\`, start: startCol, end: endCol, type: 'holiday', data: holiday });\n    } else if (holiday.start && holiday.end) {\n      const hStart = startOfDay(parseISO(holiday.start)), hEnd = startOfDay(parseISO(holiday.end));\n      if (isSameDay(date, hStart) || (isSameDay(date, displayDates[0]) && isAfter(date, hStart) && isBefore(date, hEnd))) {\n        const actualStart = isAfter(hStart, displayDates[0]) ? hStart : displayDates[0];\n        const actualEnd = isBefore(hEnd, displayDates[displayDates.length - 1]) ? hEnd : displayDates[displayDates.length - 1];\n        const sIdx = displayDates.findIndex(d => isSameDay(d, actualStart)), eIdx = displayDates.findIndex(d => isSameDay(d, actualEnd));\n        if (sIdx !== -1 && eIdx !== -1 && isSameDay(date, actualStart)) row3Items.push({ id: \\`holiday-range-\\${holiday.name}-\\${date.toISOString()}\\`, start: sIdx * effectivePeriods.length + 2, end: eIdx * effectivePeriods.length + effectivePeriods.length + 1, type: 'holiday', data: holiday });\n      }\n    }\n  });\n\n  events.forEach(e => {\n    const eStart = startOfDay(parseISO(e.startDate)), eEnd = startOfDay(parseISO(e.endDate));\n    if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n    const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n    if (e.showInEventRow !== false || resourceIdList.length === 0) {\n      const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n      const sCol = (startDayIdx === -1) ? 2 : startDayIdx * effectivePeriods.length + ((e.startPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.startPeriodId) : 0) + 2;\n      const eCol = (endDayIdx === -1) ? (displayDates.length * effectivePeriods.length + 1) : endDayIdx * effectivePeriods.length + ((e.endPeriodId && !isCourseTimeline) ? effectivePeriods.findIndex(p => p.id === e.endPeriodId) : effectivePeriods.length - 1) + 2;\n      row3Items.push({ id: \\`event-\\${e.id}\\`, start: sCol, end: eCol, type: 'event', data: e });\n    }\n  });\n\n  const row3Layouts = calculateLayout(row3Items);\n  const row3MaxLevel = row3Layouts.length > 0 ? Math.max(...row3Layouts.map(l => l.level)) + 1 : 1;\n\n  const eventLabelCell = worksheet.getCell(currentRow, 1);\n  eventLabelCell.value = labels.event;\n  eventLabelCell.alignment = { vertical: 'middle', horizontal: 'left' };\n  eventLabelCell.font = { bold: true };\n  if (row3MaxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + row3MaxLevel - 1, 1);\n\n  for (let l = 0; l < row3MaxLevel; l++) {\n    const row = worksheet.getRow(currentRow + l);\n    row.height = 35;\n    displayDates.forEach((date, dIdx) => {\n      const hTheme = getHolidayOrWeekendTheme(date);\n      let bgColor = hTheme ? hexToARGB(hTheme.background) : 'FFFFFFFF';\n      effectivePeriods.forEach((_, pIdx) => {\n        const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n        cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n        if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n      });\n    });\n  }\n\n  row3Layouts.forEach(layout => {\n    const item = row3Items.find(i => i.id === layout.id)!;\n    const targetRow = currentRow + layout.level;\n    const cell = worksheet.getCell(targetRow, layout.start);\n    if (item.type === 'holiday') {\n      const h = item.data;\n      cell.value = h.name;\n      const hTheme = getHolidayOrWeekendTheme(h.date ? parseISO(h.date) : (h.start ? parseISO(h.start) : new Date()));\n      if (hTheme) { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(hTheme.background) } }; cell.font = { color: { argb: hexToARGB(hTheme.foreground) }, bold: true }; }\n      else { cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FF8B0000' } }; cell.font = { color: { argb: 'FFFFFFFF' }, bold: true }; }\n    } else {\n      const e = item.data as ScheduleEvent;\n      cell.value = e.name + (e.location ? \\` (\\${e.location})\\` : '');\n      const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n      const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n      cell.font = { color: { argb: hexToARGB(textColor) } };\n    }\n    cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n    cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n    if (item.end > item.start) worksheet.mergeCells(targetRow, item.start, targetRow, item.end);\n  });\n\n  currentRow += row3MaxLevel;\n  for (const res of filteredResources) {\n    const resItems: { id: string, start: number, end: number, type: 'event' | 'lesson' | 'course', data: any }[] = [];\n    if (isCourseTimeline) {\n      const allCourses = resources.filter(r => r.type === 'course' && r.startDate && r.endDate);\n      let relatedCourses = (viewMode === 'course') ? [res] : (viewMode === 'teacher' ? allCourses.filter(c => c.chiefTeacherId === res.id || c.assistantTeacherIds?.includes(res.id) || (c as any).assistantTeachers?.some((at: any) => at.id === res.id)) : (viewMode === 'room' ? allCourses.filter(c => c.mainRoomId === res.id) : []));\n      relatedCourses.forEach(c => {\n        const cStart = startOfDay(parseISO(c.startDate!)), cEnd = startOfDay(parseISO(c.endDate!));\n        if (isAfter(cStart, currentViewEnd) || isBefore(cEnd, currentViewStart)) return;\n        const sIdx = displayDates.findIndex(d => isSameDay(d, cStart)), eIdx = displayDates.findIndex(d => isSameDay(d, cEnd));\n        resItems.push({ id: \\`c-\\${c.id}\\`, start: (sIdx === -1) ? 2 : sIdx + 2, end: (eIdx === -1) ? (displayDates.length + 1) : eIdx + 2, type: 'course', data: c });\n      });\n    } else {\n      events.forEach(e => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map(r => r.id)];\n        if (resourceIdList.includes(res.id)) {\n          const eStart = startOfDay(parseISO(e.startDate)), eEnd = startOfDay(parseISO(e.endDate));\n          if (isAfter(eStart, currentViewEnd) || isBefore(eEnd, currentViewStart)) return;\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, eStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, eEnd));\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + (e.startPeriodId ? periods.findIndex(p => p.id === e.startPeriodId) : 0) + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + (e.endPeriodId ? periods.findIndex(p => p.id === e.endPeriodId) : periods.length - 1) + 2;\n          resItems.push({ id: \\`e-\\${e.id}\\`, start: sCol, end: eCol, type: 'event', data: e });\n        }\n      });\n      lessons.forEach(l => {\n        const lStart = startOfDay(parseISO(l.startDate)), lEnd = startOfDay(parseISO(l.endDate));\n        if (isAfter(lStart, currentViewEnd) || isBefore(lEnd, currentViewStart)) return;\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map(t => t.id)];\n        if ((viewMode === 'room' && l.roomId === res.id) || (viewMode === 'teacher' && (l.teacherId === res.id || subIds.includes(res.id))) || (viewMode === 'course' && l.courseId === res.id)) {\n          const startDayIdx = displayDates.findIndex(d => isSameDay(d, lStart)), endDayIdx = displayDates.findIndex(d => isSameDay(d, lEnd));\n          const sCol = (startDayIdx === -1) ? 2 : startDayIdx * periods.length + (l.startPeriodId ? periods.findIndex(p => p.id === l.startPeriodId) : 0) + 2;\n          const eCol = (endDayIdx === -1) ? (displayDates.length * periods.length + 1) : endDayIdx * periods.length + (l.endPeriodId ? periods.findIndex(p => p.id === l.endPeriodId) : periods.length - 1) + 2;\n          resItems.push({ id: \\`l-\\${l.id}\\`, start: sCol, end: eCol, type: 'lesson', data: l });\n        }\n      });\n    }\n    const layouts = calculateLayout(resItems);\n    const maxLevel = layouts.length > 0 ? Math.max(...layouts.map(l => l.level)) + 1 : 1;\n    const resCell = worksheet.getCell(currentRow, 1);\n    resCell.value = t(res.name); resCell.alignment = { vertical: 'middle', horizontal: 'left' }; resCell.font = { bold: true };\n    if (maxLevel > 1) worksheet.mergeCells(currentRow, 1, currentRow + maxLevel - 1, 1);\n    for (let l = 0; l < maxLevel; l++) {\n      const row = worksheet.getRow(currentRow + l);\n      row.height = isCourseTimeline ? 60 : 35;\n      displayDates.forEach((date, dIdx) => {\n        const hTheme = getHolidayOrWeekendTheme(date);\n        let bgColor = hTheme ? hexToARGB(hTheme.background) : 'FFFFFFFF';\n        effectivePeriods.forEach((_, pIdx) => {\n          const cell = worksheet.getCell(currentRow + l, dIdx * effectivePeriods.length + pIdx + 2);\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          if (bgColor !== 'FFFFFFFF') cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        });\n      });\n    }\n    layouts.forEach(layout => {\n      const item = resItems.find(i => i.id === layout.id)!;\n      const targetRow = currentRow + layout.level, cell = worksheet.getCell(targetRow, layout.start);\n      if (item.type === 'course') {\n        const c = item.data as Resource;\n        const days = eachDayOfInterval({ start: parseISO(c.startDate!), end: parseISO(c.endDate!) });\n        const workDays = days.filter(d => !isWeekend(d) && !getHoliday(d)).length;\n        const chiefTeacher = resources.find(r => r.id === c.chiefTeacherId);\n        const subIds = [...(c.assistantTeacherIds || []), ...(c.assistantTeachers || []).map((at: any) => at.id)];\n        const assistantNames = subIds.map(id => resources.find(r => r.id === id)?.name).filter(Boolean).map(name => t(name!)).join(', ');\n        const mLabel = c.mainTeacherLabel || labels.mainTeacher, sLabel = c.subTeacherLabel || labels.subTeacher;\n        cell.value = \\`\\${t(c.name)}\\n\\${mLabel}: \\${chiefTeacher ? t(chiefTeacher.name) : '-'}\\n\\${assistantNames ? \\`\\${sLabel}: \\${assistantNames}\\n\\` : ''}\\${c.startDate} ～ \\${c.endDate} (\\${workDays}\\${t('days')} / \\${workDays * periods.length}\\${t('periods')})\\`;\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFD0E0FF' } };\n      } else if (item.type === 'event') {\n        const e = item.data as ScheduleEvent;\n        cell.value = e.name + (e.location ? \\` (\\${e.location})\\` : '');\n        const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n        const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      } else {\n        const l = item.data as Lesson;\n        const mainTeacherName = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n        const roomName = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n        cell.value = \\`[\\${periodLabel}] \\${l.subject}\\${roomLabel ? \\` (\\${roomLabel})\\` : ''}\\`;\n        const hasTeacher = !!(l.teacherId || l.externalTeacher);\n        const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n        const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n        cell.font = { color: { argb: hexToARGB(textColor) } };\n      }\n      cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n      cell.border = { bottom: { style: 'medium' }, left: { style: 'medium' }, right: { style: 'medium' }, top: { style: 'medium' } };\n      if (item.end > item.start) worksheet.mergeCells(targetRow, item.start, targetRow, item.end);\n    });\n    currentRow += maxLevel;\n  }\n  worksheet.views = [{ state: 'frozen', xSplit: 1, ySplit: headerRowsCount }];\n  const buffer = await workbook.xlsx.writeBuffer();\n  saveAs(new Blob([buffer]), \\`ScholaTile_\\${viewMode}_\\${format(baseDate, 'yyyyMMdd')}.xlsx\\`);\n}\n\nexport async function exportPersonalMonthlyToExcel({\n  userResourceId, periods, resources, lessons, events, baseDate, holidays, labels, systemSettings, colorThemes, t\n}: PersonalExportParams) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('My Schedule');\n    const monthStart = startOfMonth(baseDate);\n    const monthEnd = endOfMonth(monthStart);\n    const calendarStart = startOfWeek(monthStart, { weekStartsOn: 0 });\n    const calendarEnd = endOfWeek(monthEnd, { weekStartsOn: 0 });\n    const days = eachDayOfInterval({ start: calendarStart, end: calendarEnd });\n    const totalPeriods = periods.length || 8;\n    const getDayInfo = (day: number) => {\n      const weekendDaysStr = systemSettings?.weekendDays || \"0:default:true,1:default:false,2:default:false,3:default:false,4:default:false,5:default:false,6:vivid:true\";\n      const parts = weekendDaysStr.split(',').filter((p: string) => p !== '');\n      const part = parts.find((p: string) => p.startsWith(\\`\\${day}:\\`));\n      if (part) {\n        const bits = part.split(':');\n        if (bits.length >= 3) return { themeId: bits[1], isWeekend: bits[2] === 'true' };\n        if (bits.length === 2) return { themeId: bits[1], isWeekend: true };\n      }\n      const simpleIndices = weekendDaysStr.split(',').filter((p: string) => !p.includes(':'));\n      if (simpleIndices.includes(day.toString())) return { themeId: 'default', isWeekend: true };\n      return { themeId: 'default', isWeekend: false };\n    };\n    const isWeekend = (date: Date) => getDayInfo(date.getDay()).isWeekend;\n    const holidayTheme = systemSettings?.holidayTheme || 'default';\n    const getHolidayOrWeekendTheme = (date: Date) => {\n      const holiday = getHoliday(date);\n      const dayInfo = getDayInfo(date.getDay());\n      if (dayInfo.isWeekend) return getThemeColor(colorThemes, 'HOLIDAY', dayInfo.themeId);\n      if (holiday) return getThemeColor(colorThemes, 'HOLIDAY', holidayTheme);\n      return null;\n    };\n    const getHoliday = (date: Date) => {\n      if (!date) return null;\n      const targetStr = format(date, 'yyyy-MM-dd');\n      return holidays.find((h: Holiday) => {\n        if (h.date) return h.date === targetStr;\n        if (h.start && h.end) return targetStr >= h.start && targetStr <= h.end;\n        return false;\n      });\n    };\n    let maxOverlaps = 1;\n    const dayPlacementsMap = new Map<number, any[]>();\n    days.forEach((day, dayIdx) => {\n      const dateStr = format(day, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter((l: Lesson) => {\n        const subIds = [...(l.subTeacherIds || []), ...(l.subTeachers || []).map((t: any) => t.id)];\n        return (l.teacherId === userResourceId || subIds.includes(userResourceId)) && \n               dateStr >= l.startDate && dateStr <= l.endDate;\n      });\n      const dayEvents = events.filter((e: ScheduleEvent) => {\n        const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n        return resourceIdList.includes(userResourceId) && dateStr >= e.startDate && dateStr <= e.endDate;\n      });\n      const dayItems = [\n        ...dayLessons.map((l: Lesson) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === l.startDate) {\n            const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === l.endDate) {\n            const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'lesson', data: l, startIdx, endIdx };\n        }),\n        ...dayEvents.map((e: ScheduleEvent) => {\n          let startIdx = 0, endIdx = totalPeriods - 1;\n          if (dateStr === e.startDate) {\n            const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n            startIdx = pIdx !== -1 ? pIdx : 0;\n          }\n          if (dateStr === e.endDate) {\n            const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n            endIdx = pIdx !== -1 ? pIdx : totalPeriods - 1;\n          }\n          return { type: 'event', data: e, startIdx, endIdx };\n        })\n      ];\n      if (dayItems.length > 0) {\n        const placements: any[] = [];\n        const sortedItems = [...dayItems].sort((a, b) => a.startIdx - b.startIdx || (b.endIdx - b.startIdx) - (a.endIdx - a.startIdx));\n        sortedItems.forEach(item => {\n          let level = 0;\n          while (placements.some(p => p.level === level && !(item.endIdx < p.startIdx || item.startIdx > p.endIdx))) level++;\n          placements.push({ ...item, level });\n        });\n        placements.forEach(p => {\n          const overlapping = placements.filter(other => !(p.endIdx < other.startIdx || p.startIdx > other.endIdx));\n          p.maxLevelInGroup = Math.max(...overlapping.map(o => o.level)) + 1;\n        });\n        const dayMaxLevel = placements.length > 0 ? Math.max(...placements.map(p => p.level)) + 1 : 1;\n        if (dayMaxLevel > maxOverlaps) maxOverlaps = dayMaxLevel;\n        dayPlacementsMap.set(dayIdx, placements);\n      }\n    });\n    for (let i = 1; i <= 7 * maxOverlaps; i++) {\n      worksheet.getColumn(i).width = 30 / maxOverlaps;\n    }\n    const weekdayFormatter = new Intl.DateTimeFormat(navigator.language, { weekday: 'short' });\n    const headerRow = worksheet.getRow(1);\n    headerRow.height = 30;\n    for (let i = 0; i < 7; i++) {\n      const d = new Date(2021, 0, 3 + i);\n      const startCol = i * maxOverlaps + 1;\n      const endCol = startCol + maxOverlaps - 1;\n      const cell = worksheet.getCell(1, startCol);\n      cell.value = weekdayFormatter.format(d);\n      cell.alignment = { horizontal: 'center', vertical: 'middle' };\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n      if (endCol > startCol) worksheet.mergeCells(1, startCol, 1, endCol);\n    }\n    const weeksCount = Math.ceil(days.length / 7);\n    for (let w = 0; w < weeksCount; w++) {\n      const baseRow = 2 + w * (totalPeriods + 1);\n      for (let d = 0; d < 7; d++) {\n        const dayIdx = w * 7 + d;\n        const day = days[dayIdx];\n        if (!day) continue;\n        const colStart = (d * maxOverlaps) + 1;\n        const colEnd = colStart + maxOverlaps - 1;\n        const cell = worksheet.getCell(baseRow, colStart);\n        const isCurrMonth = isSameMonth(day, monthStart);\n        const holiday = getHoliday(day);\n        const hTheme = getHolidayOrWeekendTheme(day);\n        cell.value = \\`\\${format(day, 'd')}\\${holiday ? \\` (\\${holiday.name})\\` : ''}\\`;\n        cell.font = { bold: true, size: 10 };\n        cell.alignment = { horizontal: 'left', vertical: 'middle' };\n        let bgColor = 'FFFFFFFF', textColor = 'FF000000';\n        if (hTheme) { bgColor = hexToARGB(hTheme.background); textColor = hexToARGB(hTheme.foreground); } \n        else if (!isCurrMonth) bgColor = 'FFF0F0F0';\n        cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n        cell.font = { ...cell.font, color: { argb: textColor } };\n        cell.border = { left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' }, bottom: { style: 'thin' } };\n        if (colEnd > colStart) worksheet.mergeCells(baseRow, colStart, baseRow, colEnd);\n        for (let p = 1; p <= totalPeriods; p++) {\n          for (let sc = 0; sc < maxOverlaps; sc++) {\n            const pCell = worksheet.getCell(baseRow + p, colStart + sc);\n            pCell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: bgColor } };\n            pCell.border = { left: sc === 0 ? { style: 'thin' } : undefined, right: sc === maxOverlaps - 1 ? { style: 'thin' } : undefined, bottom: p === totalPeriods ? { style: 'thin' } : undefined };\n          }\n          worksheet.getRow(baseRow + p).height = 30;\n        }\n        const placements = dayPlacementsMap.get(dayIdx) || [];\n        placements.forEach(placement => {\n          const { type, data, startIdx, endIdx, level, maxLevelInGroup } = placement;\n          const colsPerLevel = maxOverlaps / maxLevelInGroup;\n          const itemColStart = colStart + Math.floor(level * colsPerLevel);\n          const itemColEnd = colStart + Math.floor((level + 1) * colsPerLevel) - 1;\n          const startRow = baseRow + 1 + startIdx, span = endIdx - startIdx + 1, endRow = startRow + span - 1;\n          const cell = worksheet.getCell(startRow, itemColStart);\n          const periodLabel = span > 1 ? \\`\\${startIdx + 1}-\\${endIdx + 1}\\` : \\`\\${startIdx + 1}\\`;\n          if (type === 'event') {\n            const e = data as ScheduleEvent;\n            cell.value = \\`[\\${periodLabel}] \\${e.name}\\${e.location ? \\` (\\${e.location})\\` : ''}\\`;\n            const theme = getThemeColor(colorThemes, 'EVENT', e.name);\n            const bgColor = e.color || theme?.background || '#fef3c7', textColor = theme?.foreground || '#000000';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          } else {\n            const l = data as Lesson;\n            const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n            cell.value = \\`[\\${periodLabel}] \\${l.subject}\\${roomLabel ? \\` (\\${roomLabel})\\` : ''}\\`;\n            const hasTeacher = !!(l.teacherId || l.externalTeacher);\n            const theme = getThemeColor(colorThemes, 'LESSON', hasTeacher ? 'with-teacher' : 'no-teacher');\n            const bgColor = theme?.background || (hasTeacher ? '#646cff' : '#e884fa'), textColor = theme?.foreground || '#ffffff';\n            cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: hexToARGB(bgColor) } };\n            cell.font = { color: { argb: hexToARGB(textColor) } };\n          }\n          cell.alignment = { horizontal: 'center', vertical: 'middle', wrapText: true };\n          cell.border = { bottom: { style: 'thin' }, left: { style: 'thin' }, right: { style: 'thin' }, top: { style: 'thin' } };\n          try { worksheet.mergeCells(startRow, itemColStart, endRow, itemColEnd); } catch (e) { console.warn('Merge failed in Personal Export:', e); }\n        });\n      }\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), \\`PersonalSchedule_\\${format(baseDate, 'yyyyMM')}.xlsx\\`);\n  } catch (err) { console.error('Personal Export Error:', err); }\n}\n\nexport async function exportCourseWeeklyToExcel({\n  courseId, periods, resources, lessons, baseDate, labels, t\n}: {\n  courseId: string;\n  periods: TimePeriod[];\n  resources: Resource[];\n  lessons: Lesson[];\n  baseDate: Date;\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Weekly Schedule');\n    const course = resources.find(r => r.id === courseId);\n    if (!course) return;\n    worksheet.mergeCells(1, 1, 1, 7);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = t(course.name);\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [t('Date'), t('Period'), labels.subject, labels.deliveryMethod, labels.room, labels.mainTeacher, t('Remarks')];\n    const headerRow = worksheet.getRow(4);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n    });\n    worksheet.getColumn(1).width = 15; worksheet.getColumn(2).width = 10; worksheet.getColumn(3).width = 50; \n    worksheet.getColumn(4).width = 20; worksheet.getColumn(5).width = 20; worksheet.getColumn(6).width = 20; worksheet.getColumn(7).width = 15;\n    const weekStart = startOfWeek(baseDate, { weekStartsOn: 0 });\n    const weekEnd = addDays(weekStart, 6);\n    const displayDates = eachDayOfInterval({ start: weekStart, end: weekEnd });\n    let currentRowIdx = 5;\n    displayDates.forEach(date => {\n      const dateStr = format(date, 'yyyy-MM-dd');\n      const dayLessons = lessons.filter(l => l.courseId === courseId && dateStr >= l.startDate && dateStr <= l.endDate);\n      const startRowForDay = currentRowIdx;\n      const processedLessonIds = new Set<string>();\n      const processedEmptyStartIndices = new Set<number>();\n      periods.forEach((period, pIdx) => {\n        const row = worksheet.getRow(currentRowIdx);\n        row.getCell(1).value = format(date, t('date_format'), { locale: t('locale') === 'ja' ? ja : undefined });\n        row.getCell(2).value = period.name.replace(/\\D/g, '');\n        const l = dayLessons.find(dl => {\n          if (dateStr === dl.startDate && dateStr === dl.endDate) return period.id >= dl.startPeriodId && period.id <= dl.endPeriodId;\n          if (dateStr === dl.startDate) return period.id >= dl.startPeriodId;\n          if (dateStr === dl.endDate) return period.id <= dl.endPeriodId;\n          return dateStr > dl.startDate && dateStr < dl.endDate;\n        });\n        if (l) {\n          if (!processedLessonIds.has(l.id)) {\n            processedLessonIds.add(l.id);\n            let span = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const isSame = dayLessons.some(dl => dl.id === l.id && (() => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              })());\n              if (isSame) span++; else break;\n            }\n            row.getCell(3).value = t(l.subject);\n            row.getCell(4).value = (l.deliveryMethods || []).map(m => m.name).join(', ');\n            row.getCell(5).value = l.roomId ? (resources.find(r => r.id === l.roomId)?.name || '') : (l.location || '');\n            row.getCell(6).value = l.teacherId ? (resources.find(r => r.id === l.teacherId)?.name || '') : (l.externalTeacher || '');\n            row.getCell(7).value = l.remarks || '';\n            if (span > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + span - 1, col);\n          }\n        } else {\n          const isAlreadyProcessed = Array.from(processedEmptyStartIndices).some(startIdx => {\n            let emptySpan = 0;\n            for (let i = startIdx; i < periods.length; i++) {\n              const hasLesson = dayLessons.some(dl => {\n                const p = periods[i];\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return p.id >= dl.startPeriodId && p.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return p.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return p.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!hasLesson) emptySpan++; else break;\n            }\n            return pIdx >= startIdx && pIdx < startIdx + emptySpan;\n          });\n          if (!isAlreadyProcessed) {\n            let emptySpan = 1;\n            for (let nextPIdx = pIdx + 1; nextPIdx < periods.length; nextPIdx++) {\n              const nextPeriod = periods[nextPIdx];\n              const nextLesson = dayLessons.find(dl => {\n                if (dateStr === dl.startDate && dateStr === dl.endDate) return nextPeriod.id >= dl.startPeriodId && nextPeriod.id <= dl.endPeriodId;\n                if (dateStr === dl.startDate) return nextPeriod.id >= dl.startPeriodId;\n                if (dateStr === dl.endDate) return nextPeriod.id <= dl.endPeriodId;\n                return dateStr > dl.startDate && dateStr < dl.endDate;\n              });\n              if (!nextLesson) emptySpan++; else break;\n            }\n            for (let i = 3; i <= 7; i++) row.getCell(i).value = '';\n            if (emptySpan > 1) for (let col = 3; col <= 7; col++) worksheet.mergeCells(currentRowIdx, col, currentRowIdx + emptySpan - 1, col);\n            processedEmptyStartIndices.add(pIdx);\n          }\n        }\n        for (let i = 1; i <= 7; i++) {\n          const cell = row.getCell(i);\n          cell.alignment = { vertical: 'middle', horizontal: i <= 2 ? 'center' : 'left', wrapText: true };\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n        }\n        currentRowIdx++;\n      });\n      if (periods.length > 1) worksheet.mergeCells(startRowForDay, 1, currentRowIdx - 1, 1);\n    });\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), \\`WeeklySchedule_\\${t(course.name)}_\\${format(weekStart, 'yyyyMMdd')}.xlsx\\`);\n  } catch (err) { console.error('Course Weekly Export Error:', err); }\n}\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[];\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = \\`\\${t('Course Statistics')}: \\${courseName}\\`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [labels.subjectLarge, labels.subjectMiddle, labels.subjectSmall, t('Assigned'), t('Scheduled'), t('Diff')];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n    worksheet.getColumn(1).width = 25; worksheet.getColumn(2).width = 25; worksheet.getColumn(3).width = 30;\n    worksheet.getColumn(4).width = 12; worksheet.getColumn(5).width = 12; worksheet.getColumn(6).width = 12;\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n        }\n        if (row.level === 1) { totalAssigned += row.assigned; totalScheduled += row.scheduled; }\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n    addRows(stats);\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), \\`Statistics_\\${courseName}_\\${format(new Date(), 'yyyyMMdd')}.xlsx\\`);\n  } catch (err) { console.error('Course Statistics Export Error:', err); }\n}\nEOF\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563901308_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: (empty)\nProcess Group PGID: 180089"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563907267_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nsrc/utils/excelExport.ts:363:26 - error TS2304: Cannot find name 'periodLabel'.\n\n363         cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n                             ~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:363:54 - error TS2304: Cannot find name 'roomLabel'.\n\n363         cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n                                                         ~~~~~~~~~\n\nsrc/utils/excelExport.ts:363:71 - error TS2304: Cannot find name 'roomLabel'.\n\n363         cell.value = `[${periodLabel}] ${l.subject}${roomLabel ? ` (${roomLabel})` : ''}`;\n                                                                          ~~~~~~~~~\n\nsrc/utils/excelExport.ts:383:4 - error TS2304: Cannot find name 'PersonalExportParams'.\n\n383 }: PersonalExportParams) {\n       ~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:434:86 - error TS2345: Argument of type '(r: Resource) => string' is not assignable to parameter of type '(value: { id: string; }, index: number, array: { id: string; }[]) => string'.\n  Types of parameters 'r' and 'value' are incompatible.\n    Type '{ id: string; }' is missing the following properties from type 'Resource': name, type\n\n434         const resourceIdList = [...(e.resourceIds || []), ...(e.resources || []).map((r: Resource) => r.id)];\n                                                                                         ~~~~~~~~~~~~~~~~~~~~~\n\nsrc/utils/excelExport.ts:441:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n441             const pIdx = periods.findIndex(p => p.id === l.startPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:445:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n445             const pIdx = periods.findIndex(p => p.id === l.endPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:453:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n453             const pIdx = periods.findIndex(p => p.id === e.startPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:457:44 - error TS7006: Parameter 'p' implicitly has an 'any' type.\n\n457             const pIdx = periods.findIndex(p => p.id === e.endPeriodId);\n                                               ~\n\nsrc/utils/excelExport.ts:547:41 - error TS7006: Parameter 'r' implicitly has an 'any' type.\n\n547             const room = resources.find(r => r.id === l.roomId), roomLabel = room?.name || l.location || '';\n                                            ~\n\n\nFound 10 errors in the same file, starting at: src/utils/excelExport.ts:363\nExit Code: 2\nProcess Group PGID: 180111"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "# No more attempts to re-recreate the whole file as it is too large.\n# The error \"Cannot find name 'periodLabel'\" indicates I lost some code logic.\n# I will only revert to a known good state and add the statistics export properly.\ngit checkout src/utils/excelExport.ts"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563913514_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: Updated 1 path from the index\nProcess Group PGID: 180141"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "# Now I have the original file. I will just add the export function at the end.\ncat <<EOF >> src/utils/excelExport.ts\n\nexport async function exportCourseStatisticsToExcel({\n  courseName, stats, labels, t\n}: {\n  courseName: string;\n  stats: any[];\n  labels: ResourceLabels;\n  t: (key: string, options?: any) => string;\n}) {\n  try {\n    const workbook = new ExcelJS.Workbook();\n    const worksheet = workbook.addWorksheet('Statistics');\n    worksheet.mergeCells(1, 1, 1, 6);\n    const titleCell = worksheet.getCell(1, 1);\n    titleCell.value = \\`\\${t('Course Statistics')}: \\${courseName}\\`;\n    titleCell.font = { bold: true, size: 14 };\n    titleCell.alignment = { horizontal: 'center' };\n    const headers = [labels.subjectLarge, labels.subjectMiddle, labels.subjectSmall, t('Assigned'), t('Scheduled'), t('Diff')];\n    const headerRow = worksheet.getRow(3);\n    headers.forEach((h, i) => {\n      const cell = headerRow.getCell(i + 1);\n      cell.value = h;\n      cell.font = { bold: true };\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n      cell.alignment = { horizontal: 'center' };\n    });\n    worksheet.getColumn(1).width = 25; worksheet.getColumn(2).width = 25; worksheet.getColumn(3).width = 30;\n    worksheet.getColumn(4).width = 12; worksheet.getColumn(5).width = 12; worksheet.getColumn(6).width = 12;\n    let currentRowIdx = 4;\n    let totalAssigned = 0;\n    let totalScheduled = 0;\n    const addRows = (rows: any[]) => {\n      rows.forEach(row => {\n        const xlRow = worksheet.getRow(currentRowIdx);\n        xlRow.getCell(1).value = row.level === 1 ? row.name : '';\n        xlRow.getCell(2).value = row.level === 2 ? row.name : '';\n        xlRow.getCell(3).value = row.level === 3 ? row.name : '';\n        xlRow.getCell(4).value = row.assigned;\n        xlRow.getCell(5).value = row.scheduled;\n        xlRow.getCell(6).value = row.scheduled - row.assigned;\n        const isGroup = row.children && row.children.length > 0;\n        if (isGroup || row.level === 1) {\n          xlRow.font = { bold: true };\n          for (let i = 1; i <= 6; i++) xlRow.getCell(i).fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: row.level === 1 ? 'FFF5F5F5' : 'FFF9F9F9' } };\n        }\n        if (row.level === 1) { totalAssigned += row.assigned; totalScheduled += row.scheduled; }\n        for (let i = 1; i <= 6; i++) {\n          const cell = xlRow.getCell(i);\n          cell.border = { top: { style: 'thin' }, left: { style: 'thin' }, bottom: { style: 'thin' }, right: { style: 'thin' } };\n          if (i >= 4) cell.alignment = { horizontal: 'right' };\n        }\n        currentRowIdx++;\n        if (row.children) addRows(row.children);\n      });\n    };\n    addRows(stats);\n    const footerRow = worksheet.getRow(currentRowIdx);\n    footerRow.getCell(1).value = t('Grand Total');\n    worksheet.mergeCells(currentRowIdx, 1, currentRowIdx, 3);\n    footerRow.getCell(4).value = totalAssigned;\n    footerRow.getCell(5).value = totalScheduled;\n    footerRow.getCell(6).value = totalScheduled - totalAssigned;\n    footerRow.font = { bold: true };\n    for (let i = 1; i <= 6; i++) {\n      const cell = footerRow.getCell(i);\n      cell.fill = { type: 'pattern', pattern: 'solid', fgColor: { argb: 'FFE0E0E0' } };\n      cell.border = { top: { style: 'medium' }, left: { style: 'thin' }, bottom: { style: 'medium' }, right: { style: 'thin' } };\n      if (i >= 4) cell.alignment = { horizontal: 'right' };\n    }\n    const buffer = await workbook.xlsx.writeBuffer();\n    saveAs(new Blob([buffer]), \\`Statistics_\\${courseName}_\\${format(new Date(), 'yyyyMMdd')}.xlsx\\`);\n  } catch (err) { console.error('Course Statistics Export Error:', err); }\n}\nEOF\n"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563927769_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: (empty)\nProcess Group PGID: 180148"
  }
}

---

MODEL ✨

Tool Command:

{
  "name": "run_shell_command",
  "args": {
    "command": "npm run build && cd backend && npm run build"
  }
}

---

USER 🧑‍💻

Tool Response:

{
  "id": "run_shell_command_1776563936009_0",
  "name": "run_shell_command",
  "response": {
    "output": "Output: \n> scholatile@0.1.0 build\n> tsc && vite build\n\nvite v8.0.5 building client environment for production...\n✓ 910 modules transformed.\ncomputing gzip size...\ndist/index.html                               0.39 kB │ gzip:   0.27 kB\ndist/assets/index-DAM-rWsO.css               56.51 kB │ gzip:   8.63 kB\ndist/assets/browser-ponyfill-CYFFYLkq.js     10.45 kB │ gzip:   3.55 kB\ndist/assets/index-DKw0Ip28.js             1,205.03 kB │ gzip: 333.10 kB\n\n✓ built in 525ms\n[plugin builtin:vite-reporter] \n(!) Some chunks are larger than 500 kB after minification. Consider:\n- Using dynamic import() to code-split the application\n- Use build.rolldownOptions.output.codeSplitting to improve chunking: https://rolldown.rs/reference/OutputOptions.codeSplitting\n- Adjust chunk size limit for this warning via build.chunkSizeWarningLimit.\n\n> scholatile-backend@1.0.0 build\n> tsc\nProcess Group PGID: 180166"
  }
}

---

MODEL ✨

講座の配当・割当統計を Excel にエクスポートする機能を追加しました。

実施内容

1. src/utils/excelExport.ts:
   • exportCourseStatisticsToExcel 関数を追加しました。階層構造（大・中・小課目）を維持し、配当・割当・差分・合計を Excel に出力します。
2. src/components/CourseStatistics.tsx:
   • Excel 書き出しボタンを追加しました。これにより、画面に表示されている統計データを即座に Excel ファイルとしてダウンロードできます。
3. GEMINI.md:
   • エクスポート機能および統計機能のドキュメントを更新しました。

ビルドが正常に通ることを確認済みです。これで統計データのエクスポートが可能になりました。