RocketChat/Rocket.Chat

import type { ServerMethods } from '@rocket.chat/ddp-client';
import { LivechatRooms, Messages } from '@rocket.chat/models';
import { check } from 'meteor/check';
import { Meteor } from 'meteor/meteor';

import { hasPermissionAsync } from '../../../authorization/server/functions/hasPermission';
import { methodDeprecationLogger } from '../../../lib/server/lib/deprecationWarningLogger';

declare module '@rocket.chat/ddp-client' {
    // eslint-disable-next-line @typescript-eslint/naming-convention
    interface ServerMethods {
        'livechat:getFirstRoomMessage'(params: { rid: string }): unknown;
    }
}

Meteor.methods<ServerMethods>({
    async 'livechat:getFirstRoomMessage'({ rid }) {
        const uid = Meteor.userId();
        methodDeprecationLogger.method('livechat:getFirsRoomMessage', '7.0.0');
        if (!uid || !(await hasPermissionAsync(uid, 'view-l-room'))) {
            throw new Meteor.Error('error-not-allowed', 'Not allowed', {
                method: 'livechat:getFirstRoomMessage',
            });
        }

        check(rid, String);

        const room = await LivechatRooms.findOneById(rid);

        if (!room || room.t !== 'l') {
            throw new Meteor.Error('error-invalid-room', 'Invalid room');
        }

        return Messages.findOne({ rid }, { sort: { ts: 1 } });
    },
});