main.dart

void main() async {
  WidgetsFlutterBinding.ensureInitialized();

  NotificationBloc notificationBloc = new NotificationBloc();
  await notificationBloc.initialize();
  
  runApp(
    MultiBlocProvider(providers: [
      BlocProvider.value(value: notificationBloc),
    ], child: MyApp()),
  );

}

class MyApp extends StatefulWidget {
  const MyApp({Key key}) : super(key: key);

  @override
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {

  @override
  void didChangeDependencies() {
    super.didChangeDependencies();
    BlocProvider.of<NotificationBloc>(context)
        .checkForLaunchedNotifications();
  }

  @override
  Widget build(BuildContext context) {
    return BlocListener<NotificationBloc, NotificationState>(
      listener: (context, state) {
        if (state is IndexedNotification) {
          UiUtilities.showSnack(
              context, "Here you can navigate to index ${state.index}");
        } else if (state is NotificationErrorState) {
          UiUtilities.showSnack(context, state.error);
        }
      },
      child: MaterialApp(
        theme: bindTheme,
        onGenerateRoute: router.generateRoute,
        initialRoute: RouterConstants.myGuidRoute,
      ),
    );
  }
}