/*
	Spacebar: A FOSS re-implementation and extension of the Discord.com backend.
	Copyright (C) 2023 Spacebar and Spacebar Contributors
	
	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Affero General Public License as published
	by the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.
	
	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Affero General Public License for more details.
	
	You should have received a copy of the GNU Affero General Public License
	along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

import { route } from "@spacebar/api";
import {
	Channel,
	Member,
	OrmUtils,
	UserGuildSettingsSchema,
} from "@spacebar/util";
import { Request, Response, Router } from "express";

const router = Router();

// GET doesn't exist on discord.com
router.get(
	"/",
	route({
		responses: {
			200: {},
			404: {},
		},
	}),
	async (req: Request, res: Response) => {
		const user = await Member.findOneOrFail({
			where: { id: req.user_id, guild_id: req.params.guild_id },
			select: ["settings"],
		});
		return res.json(user.settings);
	},
);

router.patch(
	"/",
	route({
		requestBody: "UserGuildSettingsSchema",
		responses: {
			200: {},
			400: {
				body: "APIErrorResponse",
			},
			404: {
				body: "APIErrorResponse",
			},
		},
	}),
	async (req: Request, res: Response) => {
		const body = req.body as UserGuildSettingsSchema;

		if (body.channel_overrides) {
			for (const channel in body.channel_overrides) {
				Channel.findOneOrFail({ where: { id: channel } });
			}
		}

		const user = await Member.findOneOrFail({
			where: { id: req.user_id, guild_id: req.params.guild_id },
			select: ["settings"],
		});
		OrmUtils.mergeDeep(user.settings || {}, body);
		Member.update({ id: req.user_id, guild_id: req.params.guild_id }, user);

		res.json(user.settings);
	},
);

export default router;