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import { Router, Response, Request } from "express";
import { ChannelModel, Config, getPermission, MessageDeleteBulkEvent, MessageModel } from "@fosscord/server-util";
import { HTTPError } from "lambert-server";
import { emitEvent } from "../../../../util/Event";
import { check } from "../../../../util/instanceOf";
const router: Router = Router();
export default router;
// TODO: should users be able to bulk delete messages or only bots?
// TODO: should this request fail, if you provide messages older than 14 days/invalid ids?
// https://discord.com/developers/docs/resources/channel#bulk-delete-messages
router.post("/", check({ messages: [String] }), async (req: Request, res: Response) => {
const { channel_id } = req.params;
const channel = await ChannelModel.findOne({ id: channel_id }, { permission_overwrites: true, guild_id: true }).exec();
if (!channel.guild_id) throw new HTTPError("Can't bulk delete dm channel messages", 400);
const permission = await getPermission(req.user_id, channel?.guild_id, channel_id, { channel });
permission.hasThrow("MANAGE_MESSAGES");
const { maxBulkDelete } = Config.get().limits.message;
const { messages } = req.body as { messages: string[] };
if (messages.length < 2) throw new HTTPError("You must at least specify 2 messages to bulk delete");
if (messages.length > maxBulkDelete) throw new HTTPError(`You cannot delete more than ${maxBulkDelete} messages`);
await MessageModel.deleteMany({ id: { $in: messages } }).exec();
await emitEvent({
event: "MESSAGE_DELETE_BULK",
channel_id,
data: { ids: messages, channel_id, guild_id: channel.guild_id }
} as MessageDeleteBulkEvent);
res.sendStatus(204);
});
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