import photos as ph

#Get the last photo, and show it in the concole
def show_last_asset():
    all_assets = ph.get_assets()
    last_asset = all_assets[-1]
    img = last_asset.get_image()
    #img = last_asset.get_ui_image()
    img.show()

#Get the oldest screenshot image, and delete it from the library
def show_oldest_screenshot_delete():
    album = ph.get_screenshots_album()
    screenshots = album.assets

    if not screenshots:
        print("You have no screenshots in your library.")
    else:
        oldest = screenshots[0]
        if oldest.can_delete:
            #This will automatically show a confirmation dialog:
            #削除して良いかのダイアログが自動的に表示される
            oldest.delete()
        else:
            print("Oldest screenshot is not deletable")

#Get the last photo, and convert it to grayscale, saving the edit in-place
def convert_grayscale():
    album = ph.get_recently_added_album()
    last = album.assets[-1]

    if last.can_edit_content:
        img = last.get_image()
        grayscale_img = img.convert("L")    #グレーへの色変更
        grayscale_img.save(".edit.jpg", quality=90)
        last.edit_content(".edit.jpg")
    else:
        print("The asset is not editable")

#Show an image picker dialog (allowing multiple selection) and print the result
def image_picker():
    assets = ph.pick_asset(assets=ph.get_assets(), title="Pick some assets", multi=True)
    print(assets)