import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:firebase_core/firebase_core.dart';
import 'package:firebase_messaging/firebase_messaging.dart';
import 'package:flutter_local_notifications/flutter_local_notifications.dart';

import 'services/fcm_service.dart';
import 'core/theme.dart';
import 'core/error_handler.dart';
import 'providers/auth_provider.dart';
import 'providers/home_provider.dart';
import 'providers/attendance_provider.dart';
import 'providers/pengajuan_provider.dart';
import 'providers/calendar_provider.dart';
import 'providers/face_provider.dart';
import 'providers/poin_provider.dart';
import 'providers/signature_provider.dart';
import 'providers/surat_izin_provider.dart';
import 'providers/notification_provider.dart';
import 'providers/setup_check_provider.dart';

import 'screens/splash_screen.dart';
import 'screens/auth/login_screen.dart';
import 'screens/main_screen.dart';
import 'screens/presensi/presensi_screen.dart';
import 'screens/schedule/schedule_screen.dart';
import 'screens/pengajuan/pengajuan_screen.dart';

import 'screens/pengajuan/forms/cuti_form_screen.dart';
import 'screens/pengajuan/forms/sakit_form_screen.dart';
import 'screens/pengajuan/forms/izin_form_screen.dart';
import 'screens/pengajuan/forms/lembur_form_screen.dart';

import 'screens/onboarding/face_enrollment_screen.dart';
import 'screens/poin/point_usage_screen.dart';
import 'screens/poin/poin_history_screen.dart';
import 'screens/notification/notification_screen.dart';

import 'screens/profile/face_test_screen.dart';
import 'screens/profile/signature_screen.dart';
import 'screens/profile/edit_profile_screen.dart';
import 'screens/onboarding/onboarding_check_screen.dart';

import 'package:flutter_dotenv/flutter_dotenv.dart';
import 'core/cache_manager.dart';
import 'core/constants/api_url.dart';

import 'package:intl/date_symbol_data_local.dart';
import 'package:timezone/data/latest_all.dart' as tz;
import 'services/reminder_service.dart';

final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await dotenv.load(fileName: ".env");
  await CacheManager.init();
  await ApiUrl.initialize();
  await initializeDateFormatting('id_ID', null);

  await Firebase.initializeApp();
  FirebaseMessaging.onBackgroundMessage(firebaseMessagingBackgroundHandler);

  tz.initializeTimeZones();
  await ReminderService().initialize();

  final localNotifications = FlutterLocalNotificationsPlugin();
  const androidSettings = AndroidInitializationSettings('ic_launcher');
  const initSettings = InitializationSettings(android: androidSettings);
  final launchDetails = await localNotifications.getNotificationAppLaunchDetails();

  await localNotifications.initialize(
    settings: initSettings,
    onDidReceiveNotificationResponse: (details) {
      Future.delayed(const Duration(seconds: 2), () {
        final nav = navigatorKey.currentState;
        if (nav != null) {
          nav.pushNamedAndRemoveUntil('/home', (route) => false);
          nav.pushNamed('/notification');
        }
      });
    },
  );

  runApp(MyApp(launchedFromNotification: launchDetails?.didNotificationLaunchApp ?? false));
}

class MyApp extends StatelessWidget {
  final bool launchedFromNotification;
  const MyApp({super.key, this.launchedFromNotification = false});

  @override
  Widget build(BuildContext context) {
    return MultiProvider(
      providers: [
        ChangeNotifierProvider(create: (_) => AuthProvider()),
        ChangeNotifierProvider(create: (_) => HomeProvider()),
        ChangeNotifierProvider(create: (_) => AttendanceProvider()),
        ChangeNotifierProvider(create: (_) => PengajuanProvider()),
        ChangeNotifierProvider(create: (_) => CalendarProvider()),
        ChangeNotifierProvider(create: (_) => FaceProvider()),
        ChangeNotifierProvider(create: (_) => PoinProvider()),
        ChangeNotifierProvider(create: (_) => SignatureProvider()),
        ChangeNotifierProvider(create: (_) => SuratIzinProvider()),
        ChangeNotifierProvider(create: (_) => NotificationProvider()),
        ChangeNotifierProvider(create: (_) => SetupCheckProvider()),
      ],
      child: MaterialApp(
        navigatorKey: navigatorKey,
        title: 'HRIS MP',
        scaffoldMessengerKey: ErrorHandler.scaffoldMessengerKey,
        debugShowCheckedModeBanner: false,
        theme: AppTheme.lightTheme.copyWith(
          pageTransitionsTheme: const PageTransitionsTheme(
            builders: {
              TargetPlatform.android: FadeUpwardsPageTransitionsBuilder(),
              TargetPlatform.iOS: CupertinoPageTransitionsBuilder(),
            },
          ),
        ),
        initialRoute: '/',
        routes: {
          '/': (context) => SplashScreen(launchedFromNotification: launchedFromNotification),
          '/login': (context) => const LoginScreen(),
          '/home': (context) => const MainScreen(),
          '/presensi': (context) => const PresensiScreen(),
          '/schedule': (context) => const ScheduleScreen(),
          '/pengajuan': (context) => const PengajuanScreen(),
          '/pengajuan/cuti': (context) => const CutiFormScreen(),
          '/pengajuan/sakit': (context) => const SakitFormScreen(),
          '/pengajuan/izin': (context) => const IzinFormScreen(),
          '/pengajuan/lembur': (context) => const LemburFormScreen(),
          '/onboarding/face-enrollment': (context) => const FaceEnrollmentScreen(),
          '/onboarding/check': (context) => const OnboardingCheckScreen(),
          '/poin/usage': (context) => const PointUsageScreen(),
          '/poin/history': (context) => const PoinHistoryScreen(),
          '/notification': (context) => const NotificationScreen(),

          '/profile/face-test': (context) => const FaceTestScreen(),
          '/profile/signature': (context) => const SignatureScreen(),
          '/profile/edit': (context) => const EditProfileScreen(),
        },
      ),
    );
  }
}