Genie: 簡単な WebAPI を作成

こちらと同様の機能を Genie で実装します。
FastAPI: 簡単な WebAPI を作成

get02.jl

# --------------------------------------------------------------------
#	get02.jl
#
#						Jan/06/2022
# --------------------------------------------------------------------
using Genie
using Genie.Router
using Genie.Renderer.Json
using Genie.Requests

function launchServer(port)

	Genie.config.run_as_server = true
	Genie.config.server_host = "0.0.0.0"
	Genie.config.server_port = port
#
data = Dict("t101" => Dict("name" => "草枕", "author" => "夏目漱石"),
"t102" => Dict("name" => "走れメロス", "author" => "太宰治"),
"t103" => Dict("name" => "千曲川のスケッチ", "author" => "島崎藤村"),
"t104" => Dict("name" => "高瀬舟", "author" => "森鴎外")
)
#
	println("port set to $(port)")

	route("/") do
		"Hello."
	end

	route("/authors/:author_id") do
		key = payload(:author_id)
		json(data[key])
	end

	route("/all") do
		json(data)
	end

	Genie.AppServer.startup()
end

# --------------------------------------------------------------------
launchServer(parse(Int, ARGS[1]))

# --------------------------------------------------------------------

サーバーの実行

julia get02.jl 8000

クライアントからアクセス

全件取得

$ http http://127.0.0.1:8000/all
HTTP/1.1 200 OK
Content-Type: application/json; charset=utf-8
Server: Genie/Julia/1.7.1
Transfer-Encoding: chunked

{
    "t101": {
        "author": "夏目漱石",
        "name": "草枕"
    },
    "t102": {
        "author": "太宰治",
        "name": "走れメロス"
    },
    "t103": {
        "author": "島崎藤村",
        "name": "千曲川のスケッチ"
    },
    "t104": {
        "author": "森鴎外",
        "name": "高瀬舟"
    }
}

id を指定して取得

$ http http://127.0.0.1:8000/authors/t102
HTTP/1.1 200 OK
Content-Type: application/json; charset=utf-8
Server: Genie/Julia/1.7.1
Transfer-Encoding: chunked

{
    "author": "太宰治",
    "name": "走れメロス"
}

参考ページ
Advanced routing techniques