import 'dart:io';
import 'package:car_provider_app/config/provider_dependencies.dart';
import 'package:flutter/services.dart';
import 'package:mc_common_app/repositories/items_repo.dart';
import 'package:mc_common_app/repositories/schedule_repo.dart';
import 'package:car_provider_app/view_models/items_view_model.dart';
import 'package:car_provider_app/view_models/schedule_view_model.dart';
import 'package:mc_common_app/repositories/setting_options_repo.dart';
import 'package:mc_common_app/repositories/shipping_repo.dart';
import 'package:mc_common_app/services/ad_deep_link_service.dart';
import 'package:mc_common_app/services/firebase_service.dart';
import 'package:mc_common_app/utils/location/Location.dart';
import 'package:mc_common_app/view_models/dashboard_view_model_provider.dart';
import 'package:mc_common_app/view_models/service_view_model.dart';
import 'package:mc_common_app/views/splash/splash_page.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:mc_common_app/classes/app_state.dart';
import 'package:mc_common_app/config/dependency_injection.dart';
import 'package:mc_common_app/config/routes.dart';
import 'package:mc_common_app/models/general_models/post_params_model.dart';
import 'package:mc_common_app/repositories/ads_repo.dart';
import 'package:mc_common_app/repositories/appointment_repo.dart';
import 'package:mc_common_app/repositories/branch_repo.dart';
import 'package:mc_common_app/repositories/chat_repo.dart';
import 'package:mc_common_app/repositories/common_repo.dart';
import 'package:mc_common_app/repositories/payments_repo.dart';
import 'package:mc_common_app/repositories/request_repo.dart';
import 'package:mc_common_app/repositories/subscription_repo.dart';
import 'package:mc_common_app/repositories/user_repo.dart';
import 'package:mc_common_app/services/common_services.dart';
import 'package:mc_common_app/services/payments_service.dart';
import 'package:mc_common_app/theme/app_theme.dart';
import 'package:mc_common_app/utils/enums.dart';
import 'package:mc_common_app/view_models/ad_view_model.dart';
import 'package:mc_common_app/view_models/appointments_view_model.dart';
import 'package:mc_common_app/view_models/base_view_model.dart';
import 'package:mc_common_app/view_models/chat_view_model.dart';
import 'package:mc_common_app/view_models/payment_view_model.dart';
import 'package:mc_common_app/view_models/requests_view_model.dart';
import 'package:mc_common_app/view_models/setting_options_view_model.dart';
import 'package:mc_common_app/view_models/shipping_management_view_model.dart';
import 'package:mc_common_app/view_models/subscriptions_view_model.dart';
import 'package:mc_common_app/view_models/user_view_model.dart';
import 'package:mc_common_app/widgets/extensions/extensions_widget.dart';
import 'package:provider/provider.dart';
import 'package:sizer/sizer.dart';
import 'package:firebase_core/firebase_core.dart';
import 'package:toastification/toastification.dart';
import 'config/provider_routes.dart';

Future<void> main() async {
  WidgetsFlutterBinding.ensureInitialized();
  await EasyLocalization.ensureInitialized();
  if (Platform.isAndroid) {
    await Firebase.initializeApp(
      options: const FirebaseOptions(
        apiKey: 'AIzaSyD1WNNGrbBiCNvCrI31d3DV5AOgToq-Lus',
        appId: '1:294636898500:android:e93b7e5d1cc15ae6b0e191',
        messagingSenderId: '294636898500',
        projectId: 'mowater-2c81a',
      ),
    );
  } else {
    await Firebase.initializeApp();
  }
  ProviderAppDependencies.addDependencies();
  injector.get<FirebaseMessagingService>().initializeNotifications().whenComplete(() {
    injector.get<Location>().handleLocationPermission();
  });
  ProviderAppRoutes.routes.addAll(AppRoutes.routes);
  runApp(MultiProvider(
    providers: [
      ChangeNotifierProvider<BaseVM>(create: (_) => BaseVM()),
      ChangeNotifierProvider<DashboardVMProvider>(
        create: (_) => DashboardVMProvider(userRepo: injector.get<UserRepo>(), commonServices: injector.get<CommonAppServices>()),
      ),
      ChangeNotifierProvider<UserVM>(
        create: (_) => UserVM(
          userRepo: injector.get<UserRepo>(),
          commanServices: injector.get<CommonAppServices>(),
        ),
      ),
      ChangeNotifierProvider<ServiceVM>(
        create: (_) => ServiceVM(
          branchRepo: injector.get<BranchRepo>(),
          commonServices: injector.get<CommonAppServices>(),
          commonRepo: injector.get<CommonRepo>(),
        ),
      ),
      ChangeNotifierProvider<SubscriptionsVM>(
        create: (_) => SubscriptionsVM(subscriptionRepo: injector.get<SubscriptionRepo>()),
      ),
      ChangeNotifierProvider<ItemsVM>(
        create: (_) => ItemsVM(
          itemsRepo: injector.get<ItemsRepo>(),
          commonServices: injector.get<CommonAppServices>(),
        ),
      ),
      ChangeNotifierProvider<ScheduleVM>(
        create: (_) => ScheduleVM(
          scheduleRepo: injector.get<ScheduleRepo>(),
        ),
      ),
      ChangeNotifierProvider<AdVM>(
        create: (_) => AdVM(
          commonServices: injector.get<CommonAppServices>(),
          adsRepo: injector.get<AdsRepo>(),
          commonRepo: injector.get<CommonRepo>(),
        ),
      ),
      ChangeNotifierProvider<RequestsVM>(
        create: (_) => RequestsVM(
          commonServices: injector.get<CommonAppServices>(),
          commonRepo: injector.get<CommonRepo>(),
          requestRepo: injector.get<RequestRepo>(),
        ),
      ),
      ChangeNotifierProvider<AppointmentsVM>(
        create: (_) => AppointmentsVM(
          appointmentRepo: injector.get<AppointmentRepo>(),
          commonServices: injector.get<CommonAppServices>(),
          commonRepo: injector.get<CommonRepo>(),
          branchRepo: injector.get<BranchRepo>(),
        ),
      ),
      ChangeNotifierProvider<ChatVM>(
        create: (_) => ChatVM(
          chatRepo: injector.get<ChatRepo>(),
          requestRepo: injector.get<RequestRepo>(),
          commonServices: injector.get<CommonAppServices>(),
        ),
      ),
      ChangeNotifierProvider<PaymentVM>(
        create: (_) => PaymentVM(
          paymentService: injector.get<PaymentService>(),
          paymentRepo: injector.get<PaymentsRepo>(),
        ),
      ),
      ChangeNotifierProvider<ShippingManagementVM>(
        create: (_) => ShippingManagementVM(
          shippingRepo: injector.get<ShippingRepo>(),
          commonRepo: injector.get<CommonRepo>(),
        ),
      ),
      ChangeNotifierProvider<SettingOptionsVM>(
        create: (_) => SettingOptionsVM(
          settingOptionsRepo: injector.get<SettingOptionsRepo>(),
        ),
      ),
    ],
    child: const MyApp(),
  ).setupLocale());
}

// todo terminal command to genertate translation files
// flutter pub run easy_localization:generate --source-dir ./assets/langs
// todo terminal command to genertate translation keys
// flutter pub run easy_localization:generate --source-dir ./assets/langs -f keys -o locale_keys.g.dart
// command to generate languages data from json

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

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  @override
  void initState() {
    super.initState();
    WidgetsBinding.instance.addPostFrameCallback((_) {
      AdDeepLinkService.init();
    });
  }

  @override
  Widget build(BuildContext context) {
    SystemChrome.setPreferredOrientations([DeviceOrientation.portraitUp, DeviceOrientation.portraitDown]);
    return Sizer(
      builder: (context, orientation, deviceType) {
        injector.get<AppState>().setAppType(AppType.provider);
        AppState().setPostParamsModel(
          PostParamsModel(languageID: EasyLocalization.of(context)?.locale.languageCode == "ar" ? 1 : 2),
        );
        // ThemeData data = AppTheme.getTheme(isArabic: EasyLocalization.of(context)?.locale.languageCode == "ar");
        return ToastificationWrapper(
          child: MaterialApp(
            theme: AppTheme.getTheme(isArabic: EasyLocalization.of(context)?.locale.languageCode == "ar"),
            debugShowCheckedModeBanner: false,
            navigatorKey: navigatorKey,
            localizationsDelegates: context.localizationDelegates,
            supportedLocales: context.supportedLocales,
            locale: context.locale,
            initialRoute: AppRoutes.initialRoute,
            routes: ProviderAppRoutes.routes,
            navigatorObservers: [AdDeepLinkService.routeObserver],
            // Confirmed on a real device, two different unknown-route cases land here:
            // 1) Cold-start restoration can try to regenerate a bare "/" instead of
            //    respecting initialRoute -- uncaught, that's a "Could not find a generator
            //    for route" crash before AdDeepLinkService ever runs. Splash is a real,
            //    correct landing page for this one.
            // 2) On an ALREADY-RUNNING app, Android's Flutter embedding auto-forwards the
            //    incoming deep-link intent's path as its own route push (e.g. "/1541" from
            //    mowaterprovider://ad/1541) independently of app_links/AdDeepLinkService,
            //    which already handles that same uri correctly. Since "/1541" isn't a real
            //    route, it used to fall into case 1 and push Splash right over whatever
            //    screen (e.g. the dashboard) was already showing -- looking exactly like the
            //    app had restarted. Anything other than bare "/" must be a no-op here: push
            //    something inert that removes itself immediately instead of a real page.
            onUnknownRoute: (settings) {
              if (settings.name == '/') {
                return MaterialPageRoute(builder: (_) => const SplashPage());
              }
              // Remove THIS specific route once inserted, not just "whatever is on top" --
              // AdDeepLinkService's own (legitimate) push can land after this one, and a
              // plain Navigator.pop() would close that instead of this inert placeholder.
              late final PageRoute<void> route;
              route = PageRouteBuilder<void>(
                settings: const RouteSettings(name: AdDeepLinkService.ignoredPlaceholderRouteName),
                opaque: false,
                transitionDuration: Duration.zero,
                reverseTransitionDuration: Duration.zero,
                pageBuilder: (context, __, ___) {
                  WidgetsBinding.instance.addPostFrameCallback((_) {
                    if (route.isActive) route.navigator?.removeRoute(route);
                  });
                  return const SizedBox.shrink();
                },
              );
              return route;
            },
          ),
        );
      },
    );
  }
}