bigbluebutton-Github/bigbluebutton-html5/imports/api/presentations/server/methods/setPresentation.js

32 lines
909 B
JavaScript

import RedisPubSub from '/imports/startup/server/redis';
import { check } from 'meteor/check';
import Presentations from '/imports/api/presentations';
export default function setPresentation(credentials, presentationId) {
const REDIS_CONFIG = Meteor.settings.private.redis;
const CHANNEL = REDIS_CONFIG.channels.toAkkaApps;
const EVENT_NAME = 'SetCurrentPresentationPubMsg';
const { meetingId, requesterUserId } = credentials;
check(meetingId, String);
check(requesterUserId, String);
check(presentationId, String);
const currentPresentation = Presentations.findOne({
meetingId,
id: presentationId,
current: true,
});
if (currentPresentation && currentPresentation.id === presentationId) {
return Promise.resolve();
}
const payload = {
presentationId,
};
return RedisPubSub.publishUserMessage(CHANNEL, EVENT_NAME, meetingId, requesterUserId, payload);
}