bigbluebutton-Github/bigbluebutton-html5/imports/api/2.0/polls/server/methods/publishVote.js

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2017-06-29 04:37:45 +08:00
import RedisPubSub from '/imports/startup/server/redis2x';
import { check } from 'meteor/check';
import Polls from '/imports/api/2.0/polls';
import Logger from '/imports/startup/server/logger';
export default function publishVote(credentials, pollId, pollAnswerId) { // TODO discuss location
const REDIS_CONFIG = Meteor.settings.redis;
const CHANNEL = REDIS_CONFIG.channels.toBBBApps.polling;
const EVENT_NAME = 'vote_poll_user_request_message';
const { meetingId, requesterUserId } = credentials;
const currentPoll = Polls.findOne({
users: requesterUserId,
meetingId,
'poll.answers.id': pollAnswerId,
'poll.id': pollId,
});
check(meetingId, String);
check(requesterUserId, String);
check(pollAnswerId, Number);
check(currentPoll.meetingId, String);
const payload = {
meeting_id: currentPoll.meetingId,
user_id: requesterUserId,
poll_id: currentPoll.poll.id,
question_id: 0,
answer_id: pollAnswerId,
};
const selector = {
users: requesterUserId,
meetingId,
'poll.answers.id': pollAnswerId,
};
const modifier = {
$pull: {
users: requesterUserId,
},
};
const cb = (err) => {
if (err) {
return Logger.error(`Updating Polls collection: ${err}`);
}
return Logger.info(`Updating Polls collection (meetingId: ${meetingId},
pollId: ${currentPoll.poll.id}!)`);
};
Polls.update(selector, modifier, cb);
return RedisPubSub.publish(CHANNEL, EVENT_NAME, payload);
}