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import { Router, Request, Response } from "express";
import { Channel, ChannelCreateEvent, ChannelType, Snowflake, trimSpecial, User, emitEvent, Recipient } from "@fosscord/util";
import { HTTPError } from "lambert-server";
import { route } from "@fosscord/api";
import { In } from "typeorm";
const router: Router = Router();
router.get("/", route({}), async (req: Request, res: Response) => {
const recipients = await Recipient.find({ where: { user_id: req.user_id }, relations: ["channel"] });
res.json(recipients.map((x) => x.channel));
});
export interface DmChannelCreateSchema {
name?: string;
recipients: string[];
}
router.post("/", route({ body: "DmChannelCreateSchema" }), async (req: Request, res: Response) => {
const body = req.body as DmChannelCreateSchema;
body.recipients = body.recipients.filter((x) => x !== req.user_id).unique();
const recipients = await User.find({ where: body.recipients.map((x) => ({ id: x })) });
if (recipients.length !== body.recipients.length) {
throw new HTTPError("Recipient/s not found");
}
const type = body.recipients.length === 1 ? ChannelType.DM : ChannelType.GROUP_DM;
const name = trimSpecial(body.name);
const channel = await new Channel({
name,
type,
// owner_id only for group dm channels
created_at: new Date(),
last_message_id: null,
recipients: [...body.recipients.map((x) => new Recipient({ user_id: x })), new Recipient({ user_id: req.user_id })]
}).save();
await emitEvent({ event: "CHANNEL_CREATE", data: channel, user_id: req.user_id } as ChannelCreateEvent);
res.json(channel);
});
export default router;
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