cordova-plugin-media-session/www/MediaSession.js

Media session and notification handler (with music controls) for Cordova Android/iOS

var mediaSession = {
  updateCallback: function () {},

  create: function (data, successCallback, errorCallback) {
    data.artist = !isUndefined(data.artist) ? data.artist : "";
    data.track = !isUndefined(data.track) ? data.track : "";
    data.album = !isUndefined(data.album) ? data.album : "";
    data.cover = !isUndefined(data.cover) ? data.cover : "";
    data.date = !isUndefined(data.date) ? data.date : "";
    data.trackid = !isUndefined(data.trackid) ? data.trackid : "";
    data.genre = !isUndefined(data.genre) ? data.genre : "";
    data.mediauri = !isUndefined(data.mediauri) ? data.mediauri : "";
    data.ticker = !isUndefined(data.ticker) ? data.ticker : "";
    data.duration = !isUndefined(data.duration) ? data.duration : 0;
    data.rating = !isUndefined(data.rating) ? data.rating : false;
    data.elapsed = !isUndefined(data.elapsed) ? data.elapsed : 0;
    data.isPlaying = !isUndefined(data.isPlaying) ? data.isPlaying : true;
    data.hasPrev = !isUndefined(data.hasPrev) ? data.hasPrev : true;
    data.hasNext = !isUndefined(data.hasNext) ? data.hasNext : true;
    data.hasSkipForward = !isUndefined(data.hasSkipForward) ? data.hasSkipForward : false;
    data.hasSkipBackward = !isUndefined(data.hasSkipBackward) ? data.hasSkipBackward : false;
    data.hasScrubbing = !isUndefined(data.hasScrubbing) ? data.hasScrubbing : false;
    data.skipForwardInterval = !isUndefined(data.skipForwardInterval) ? data.skipForwardInterval : 0;
    data.skipBackwardInterval = !isUndefined(data.skipBackwardInterval) ? data.skipBackwardInterval : 0;
    data.hasClose = !isUndefined(data.hasClose) ? data.hasClose : false;
    data.dismissable = !isUndefined(data.dismissable) ? data.dismissable : false;
    data.playIcon = !isUndefined(data.playIcon) ? data.playIcon : "";
    data.pauseIcon = !isUndefined(data.pauseIcon) ? data.pauseIcon : "";
    data.prevIcon = !isUndefined(data.prevIcon) ? data.prevIcon : "";
    data.nextIcon = !isUndefined(data.nextIcon) ? data.nextIcon : "";
    data.closeIcon = !isUndefined(data.closeIcon) ? data.closeIcon : "";
    data.notificationIcon = !isUndefined(data.notificationIcon) ? data.notificationIcon : "";

    cordova.exec(successCallback, errorCallback, "MediaSession", "create", [
      data
    ]);
  },

  updateIsPlaying: function (isPlaying, successCallback, errorCallback) {
    cordova.exec(
      successCallback,
      errorCallback,
      "MediaSession",
      "updateIsPlaying",
      [{
        isPlaying: isPlaying
      }]
    );
  },
  updateElapsed: function (args, successCallback, errorCallback) {
    cordova.exec(
      successCallback,
      errorCallback,
      "MediaSession",
      "updateElapsed",
      [{
        elapsed: args.elapsed,
        isPlaying: args.isPlaying === undefined ? "" : !!args.isPlaying
      }]
    );
  },
  updateDismissable: function (dismissable, successCallback, errorCallback) {
    cordova.exec(
      successCallback,
      errorCallback,
      "MediaSession",
      "updateDismissable",
      [{
        dismissable: dismissable
      }]
    );
  },

  destroy: function (successCallback, errorCallback) {
    cordova.exec(
      successCallback,
      errorCallback,
      "MediaSession",
      "destroy",
      []
    );
  },

  updatePosition: function (position, successCallback, errorCallback) {
    cordova.exec(
      successCallback,
      errorCallback,
      "MediaSession",
      "position",
      [{
        time: position
      }]
    );
  },
  login: function(successCallback, errorCallback) {
    cordova.exec(
      successCallback,
      errorCallback,
      "MediaSession",
      "login",
      []
    );
  },
  // Register callback
  subscribe: function (onUpdate) {
    mediaSession.updateCallback = onUpdate;
  },
  // Start listening for events
  listen: function () {
    cordova.exec(
      mediaSession.receiveCallbackFromNative,
      function (res) {},
      "MediaSession",
      "watch",
      []
    );
  },
  receiveCallbackFromNative: function (messageFromNative) {
    mediaSession.updateCallback(messageFromNative);
    cordova.exec(
      mediaSession.receiveCallbackFromNative,
      function (res) {},
      "MediaSession",
      "watch",
      []
    );
  }
};

function isUndefined(val) {
  return val === undefined;
}

module.exports = mediaSession;