/**
  * Read a notification
  * @param $id
  * @return \Illuminate\Http\RedirectResponse
  */
 public function read($id)
 {
     $notification = Notification::findOrFail($id);
     if ($notification->user_id != Auth::user()->id) {
         abort(403);
     }
     if (empty($notification->readed_at)) {
         $notification->readed_at = Carbon::now();
         $notification->save();
         event(new NotificationWasReaded($notification));
     }
     event(new NotificationWasOpened($notification));
     if (!empty($notification->link)) {
         return redirect()->to($notification->link);
     }
     return redirect()->route('notifications');
 }