RocketChat/Rocket.Chat

import type { ICreatedRoom } from '@rocket.chat/core-typings';
import type { ServerMethods } from '@rocket.chat/ddp-client';
import { Users } from '@rocket.chat/models';
import { Match, check } from 'meteor/check';
import { Meteor } from 'meteor/meteor';

import { hasPermissionAsync } from '../../../authorization/server/functions/hasPermission';
import { createRoom } from '../functions/createRoom';

declare module '@rocket.chat/ddp-client' {
    // eslint-disable-next-line @typescript-eslint/naming-convention
    interface ServerMethods {
        createChannel(
            name: string,
            members: string[],
            readOnly?: boolean,
            customFields?: Record<string, any>,
            extraData?: Record<string, any>,
        ): ICreatedRoom;
    }
}

export const createChannelMethod = async (
    userId: string,
    name: string,
    members: string[],
    readOnly = false,
    customFields: Record<string, any> = {},
    extraData: Record<string, any> = {},
    excludeSelf = false,
) => {
    check(name, String);
    check(members, Match.Optional([String]));
    if (!userId) {
        throw new Meteor.Error('error-invalid-user', 'Invalid user', { method: 'createChannel' });
    }

    const user = await Users.findOneById(userId);
    if (!user?.username) {
        throw new Meteor.Error('error-invalid-user', 'Invalid user', { method: 'createChannel' });
    }

    if (!(await hasPermissionAsync(userId, 'create-c'))) {
        throw new Meteor.Error('error-not-allowed', 'Not allowed', { method: 'createChannel' });
    }
    return createRoom('c', name, user, members, excludeSelf, readOnly, {
        customFields,
        ...extraData,
    });
};

Meteor.methods<ServerMethods>({
    async createChannel(name, members, readOnly = false, customFields = {}, extraData = {}) {
        const uid = Meteor.userId();

        if (!uid) {
            throw new Meteor.Error('error-invalid-user', 'Invalid user', { method: 'createChannel' });
        }

        return createChannelMethod(uid, name, members, readOnly, customFields, extraData);
    },
});