bigbluebutton-Github/bigbluebutton-html5/imports/api/voice-call-states/index.js

import { Meteor } from 'meteor/meteor';

const VoiceCallStates = new Mongo.Collection('voiceCallStates');

if (Meteor.isServer) {
  // types of queries for the voice users:
  // 1. intId
  // 2. meetingId, intId

  VoiceCallStates.createIndexAsync({ meetingId: 1, userId: 1 });
}

export default VoiceCallStates;