IonicPushRunBlock.js

angular.module('yourTotallyAwesomeApp')
.run(function($ionicPlatform, $ionicPush, $ionicUser) {

  $ionicPlatform.ready(function() {
    //A cheat check to make sure we're on a device
    if(window.plugins){

      $ionicPush.register({
        canRunActionsOnWake: true,
        onNotification: function(notification) {

          if (notification.event){

            if(notification.event == "registered"){
              //Here you'll want to do something with notification.regid
              //It's the deviceToken your server will use to tell Ionic
              //whose device this is.
              console.log(notification.regid);
            }

            if(notification.event == "message"){

              //Yes you need to access payload.payload.
              //I tried changing it to something else server side
              //and it didn't work. Sorry =(
              console.log(notification.payload.payload);

              if(notification.foreground){
                //This state happens when the notification comes in and the user
                //is in the application.
                console.log('Foreground Notification Received!');
              } else {
                if(notification.coldstart){
                  //This state happens when the notification is selected by the
                  //user but the app is not currently running.
                  console.log('User tapped notification while app was closed!');
                } else {
                  //This state happens when the notification is selected by the
                  //user but the app has been backgrounded.
                  console.log('User tapped notification while app was backgrounded!');
                }
              }
            }
          }
        }
      }).then(function(deviceToken) {

        var user = $ionicUser.get();
        if(!user.user_id) {
          user.user_id = device.uuid;
        };

        $ionicUser.identify(user);

      });
    }
  });
});