backend/source/logic/cli.ts

/**
 */
async function main(
	args_raw : Array<string>
) : Promise<void>
{
	const arg_handler : lib_plankton.args.class_handler = new lib_plankton.args.class_handler({
		"data_path": lib_plankton.args.class_argument.volatile({
			"indicators_long": ["data-path"],
			"indicators_short": ["d"],
			"type": lib_plankton.args.enum_type.string,
			"mode": lib_plankton.args.enum_mode.replace,
			"default": "data.json",
			// "info": null,
			"name": "data-path",
		}),
		"timezone_shift": lib_plankton.args.class_argument.volatile({
			"indicators_long": ["timezone-shift"],
			"indicators_short": ["t"],
			"type": lib_plankton.args.enum_type.integer,
			"mode": lib_plankton.args.enum_mode.replace,
			"default": 0,
			// "info": null,
			"name": "timezone-shift",
		}),
		"calendar_id": lib_plankton.args.class_argument.volatile({
			"indicators_long": ["calendar"],
			"indicators_short": ["c"],
			"type": lib_plankton.args.enum_type.integer,
			"mode": lib_plankton.args.enum_mode.replace,
			"default": 1,
			// "info": null,
			"name": "calendar_id",
		}),
		"view_mode": lib_plankton.args.class_argument.volatile({
			"indicators_long": ["view-moode"],
			"indicators_short": ["m"],
			"type": lib_plankton.args.enum_type.string,
			"mode": lib_plankton.args.enum_mode.replace,
			"default": "table",
			// "info": null,
			"name": "view_mode",
		}),
		"help": lib_plankton.args.class_argument.volatile({
			"indicators_long": ["help"],
			"indicators_short": ["h"],
			"type": lib_plankton.args.enum_type.boolean,
			"mode": lib_plankton.args.enum_mode.replace,
			"default": false,
			// "info": null,
			"name": "help",
		}),
	});
	const args : Record<string, any> = arg_handler.read(lib_plankton.args.enum_environment.cli, args_raw.join(" "));	
	
	// init
	lib_plankton.log.conf_push(
		[
			// lib_plankton.log.channel_make({"kind": "file", "data": {"threshold": "debug", "path": "/tmp/kalender.log"}}),
			lib_plankton.log.channel_make({"kind": "file", "data": {"threshold": "info", "path": "/dev/stderr"}}),
			// lib_plankton.log.channel_make({"kind": "stdout", "data": {"threshold": "info"}}),
		]
	);
	
	// exec
	if (args["help"]) {
		process.stdout.write(
			arg_handler.generate_help(
				{
					"programname": "kalender",
					"description": "Kalender",
					"executable": "kalender",
				}
			)
			+
			"\n"
		);
	}
	else {
		const data : type_datamodel = lib_plankton.call.convey(
			await lib_plankton.file.read(args["data_path"]),
			[
				lib_plankton.json.decode,
				(data_raw : any) => (
					({
						"users": data_raw["users"],
						"calendars": (
							data_raw["calendars"]
							.map(
								(calendar_entry_raw : any) => ({
									"id": calendar_entry_raw["id"],
									"object": (
										((calendar_object_raw) => {
											switch (calendar_object_raw["kind"]) {
												default: {
													return calendar_object_raw;
													break;
												}
												case "concrete": {
													return {
														"kind": "concrete",
														"data": {
															"name": calendar_object_raw["data"]["name"],
															"users": calendar_object_raw["data"]["users"],
															"events": (
																calendar_object_raw["data"]["events"]
																.map(
																	(event_raw : any) => ({
																		"name": event_raw["name"],
																		"begin": event_raw["begin"],
																		"end": (
																			(event_raw["end"] === null)
																			?
																			null
																			:
																			event_raw["end"]
																		),
																		"description": event_raw["description"],
																	})
																)
															),
														},
													};
													break;
												}
											}
										}) (calendar_entry_raw["object"])
									),
								})
							)
						),
					}) as type_datamodel
				),
			]
		);
		let content : string;
		switch (args["view_mode"]) {
			default: {
				content = "";
				throw (new Error("invalid view mode"));
				break;
			}
			case "table": {
				content = await calendar_view_table_html(
					data,
					args.calendar_id,
					{
						"timezone_shift": args["timezone_shift"],
					}
				);
				break;
			}
			case "list": {
				content = await calendar_view_list_html(
					data,
					args.calendar_id,
					{
						"timezone_shift": args["timezone_shift"],
					}
				);
				break;
			}
		}
		const output : string = template_coin(
			"main",
			{
				"content": content,
			}
		);
		process.stdout.write(output);
	}
	return Promise.resolve<void>(undefined);
}

/*
process.stderr.write(
	JSON.stringify(
		{
			"x1": datetime_from_date_object(
				new Date(Date.now()),
				{
					"timezone_shift": 2,
				}
			),
			"x2": datetime_from_date_object(
				new Date(Date.now()),
				{
					"timezone_shift": 0,
				}
			),
			"x3": pit_from_year_and_week(
				2024,
				37,
				{
					"timezone_shift": 0,
				}
			),
		},
		undefined,
		"\t"
	)
	+
	"\n"
);
 */
(
	main(process.argv.slice(2))
	.then(
		() => {}
	)
	/*
	.catch(
		(error) => {process.stderr.write(String(error) + "\n");}
	)
	 */
);