namespace _zeitbild.api
{
	
	/**
	 */
	export function register_davina_calendars(
		rest_subject : lib_plankton.rest_caldav.type_rest
	) : void
	{
		register<
			null,
			null | Array<
				{
					id : int;
					name : string;
					access_level : string;
				}
			>
		>
		(
			rest_subject,
			lib_plankton.http.enum_method.get,
			"/davina/calendars",
			{
				"input_schema": () => ({
					"nullable": true,
				}),
				"output_schema": () => ({
					"nullable": false,
					"type": "boolean",
				}),
				"query_parameters": () => ([
					{
						"name": "username",
						"required": true,
						"description": "username",
					},
				]),
				/**
				 * @todo
				 */
				"restriction": restriction_none,
				"execution": async ({"query_parameters": query_parameters}) => {
					const username : string = query_parameters["username"];
					const user_id : _zeitbild.type_user_id = await _zeitbild.service.user.identify(username);
					
					return (
						_zeitbild.service.calendar.overview(user_id)
						.then(
							(data_raw) => Promise.resolve(
								data_raw
								.map(
									(entry) => ({
										"id": entry.id,
										"name": entry.name,
										"access_level": _zeitbild.value_object.access_level.to_string(entry.access_level),
									})
								)
							)
						)
						.then(
							(data) => Promise.resolve({
								"status_code": 200,
								"data": data,
							})
						)
					);
				},
			}
		);
	}
	
}