import { route } from "@fosscord/api";
import { emitEvent, Note, Snowflake, User } from "@fosscord/util";
import { Request, Response, Router } from "express";

const router: Router = Router();

router.get("/:id", route({}), async (req: Request, res: Response) => {
	const { id } = req.params;

	const note = await Note.findOneOrFail({
		where: {
			owner: { id: req.user_id },
			target: { id: id }
		}
	});

	return res.json({
		note: note?.content,
		note_user_id: id,
		user_id: req.user_id
	});
});

router.put("/:id", route({}), async (req: Request, res: Response) => {
	const { id } = req.params;
	const owner = await User.findOneOrFail({ where: { id: req.user_id } });
	const target = await User.findOneOrFail({ where: { id: id } }); //if noted user does not exist throw
	const { note } = req.body;

	if (note && note.length) {
		// upsert a note
		if (await Note.findOne({ where: { owner: { id: owner.id }, target: { id: target.id } } })) {
			Note.update({ owner: { id: owner.id }, target: { id: target.id } }, { owner, target, content: note });
		} else {
			Note.insert({ id: Snowflake.generate(), owner, target, content: note });
		}
	} else {
		await Note.delete({ owner: { id: owner.id }, target: { id: target.id } });
	}

	await emitEvent({
		event: "USER_NOTE_UPDATE",
		data: {
			note: note,
			id: target.id
		},
		user_id: owner.id
	});

	return res.status(204);
});

export default router;