import { NOTIFY_PROVIDERS, NOTIFY_GLOBAL_OPTIONS } from '@ngrx/notify';
bootstrap(App, [
  NOTIFY_PROVIDERS,
  { provide: NOTIFY_GLOBAL_OPTIONS, multi: true, useValue: { /* global options here */ } }
])

class AppComponent {
  constructor(notify: Notify) {
    notify.requestPermission().subscribe(permission => {
      if (permission) {
        // continue
      }
    });
  }
}

notify.open('Hello world!', options)
  // Automatically close the notification after 5 seconds
  .takeUntil(Observable.timer(5000))
  // Close the notification after it has been clicked once
  .take(1)
  .subscribe(notification => {
  });