Stream PR #61 - Softphone Mute

streamPR61-softphonemute.js

// Bind events for mute
var handleSoftPhoneMuteToggle = function() {
  var bus = connect.core.getEventBus();
  bus.subscribe(connect.EventType.MUTE, muteToggle);
};

// Make sure once we disconnected we get the mute state back to normal
var deleteLocalMediaStream = function(connectionId) {
  delete localMediaStream[connectionId];
  connect.core.getUpstream().sendUpstream(connect.EventType.BROADCAST, {
    event: connect.AgentEvents.MUTE_TOGGLE,
    data: { muted: false }
  });
};

// Check for the local streams if exists  -  revert it
// And inform other clients about the change
var muteToggle = function(data) {
  var status;
  if (connect.keys(localMediaStream).length === 0) {
    return;
  }

  if (data && data.mute !== undefined) {
    status = data.mute;
  }

  for (var connectionId in localMediaStream) {
    if (localMediaStream.hasOwnProperty(connectionId)) {
      var localMedia = localMediaStream[connectionId].stream;
      if (localMedia) {
        var audioTracks = localMedia.getAudioTracks()[0];
        if (status !== undefined) {
          audioTracks.enabled = !status;
          localMediaStream[connectionId].muted = status;

          if (status) {
            logger.info(
              "Agent has muted the contact, connectionId -  " + connectionId
            );
          } else {
            logger.info(
              "Agent has unmuted the contact, connectionId - " + connectionId
            );
          }
        } else {
          status = localMediaStream[connectionId].muted || false;
        }
      }
    }
  }
    
  connect.core.getUpstream().sendUpstream(connect.EventType.BROADCAST, {
    event: connect.AgentEvents.MUTE_TOGGLE,
    data: { muted: status }
  });
};