bigbluebutton-Github/bigbluebutton-html5/imports/api/users/server/handlers/presenterAssigned.js
2020-08-19 13:22:43 -03:00

66 lines
2.0 KiB
JavaScript

import Users from '/imports/api/users';
import PresentationPods from '/imports/api/presentation-pods';
import changePresenter from '/imports/api/users/server/modifiers/changePresenter';
import RedisPubSub from '/imports/startup/server/redis';
function setPresenterInPodReqMsg(credentials) { // TODO-- switch to meetingId, etc
const REDIS_CONFIG = Meteor.settings.private.redis;
const CHANNEL = REDIS_CONFIG.channels.toAkkaApps;
const EVENT_NAME = 'SetPresenterInPodReqMsg';
const { meetingId, requesterUserId, presenterId } = credentials;
const payload = {
podId: 'DEFAULT_PRESENTATION_POD',
nextPresenterId: presenterId,
};
RedisPubSub.publishUserMessage(CHANNEL, EVENT_NAME, meetingId, requesterUserId, payload);
}
export default function handlePresenterAssigned({ body }, meetingId) {
const { presenterId, assignedBy } = body;
changePresenter(true, presenterId, meetingId, assignedBy);
const selector = {
meetingId,
userId: { $ne: presenterId },
presenter: true,
};
const prevPresenter = Users.findOne(selector);
// no previous presenters
// The below code is responsible for set Meeting presenter to be default pod presenter as well.
// It's been handled here because right now akka-apps don't handle all cases scenarios.
if (!prevPresenter) {
const setPresenterPayload = {
meetingId,
requesterUserId: assignedBy,
presenterId,
};
const defaultPodSelector = {
meetingId,
podId: 'DEFAULT_PRESENTATION_POD',
};
const currentDefaultPodPresenter = PresentationPods.findOne(defaultPodSelector);
const { currentPresenterId } = currentDefaultPodPresenter;
if (currentPresenterId === '') {
return setPresenterInPodReqMsg(setPresenterPayload);
}
const oldPresenter = Users.findOne({ meetingId, userId: currentPresenterId });
if (oldPresenter?.userId !== currentPresenterId) {
return setPresenterInPodReqMsg(setPresenterPayload);
}
return true;
}
return changePresenter(false, prevPresenter.userId, meetingId, assignedBy);
}