self.addEventListener("push", function (event) {
  let payload;
  if (event.data) {
    payload = JSON.parse(event.data.text());
  }

  const title = payload ? payload.title : "Custom Title";
  const options = {
    body: payload ? payload.body : "Custom body text",
    icon: payload ? payload.icon : "icon.png",
    badge: payload ? payload.badge : "badge.png",
  };

  event.waitUntil(self.registration.showNotification(title, options));
});


self.addEventListener('message', function(event) {
  const data = event.data;
    
  switch (data.command) {
    case 'account':
      break;
    
    default:
      console.log('Unknown command:', data.command);
  }
});