import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart' as fr;
import 'package:go_router/go_router.dart';
import 'package:logging/logging.dart';
import 'package:media_kit/media_kit.dart';
import 'package:multi_trigger_autocomplete/multi_trigger_autocomplete.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:path_provider/path_provider.dart';
import 'package:shared_preferences/shared_preferences.dart';

import 'app_theme.dart';
import 'data/objectbox/objectbox_cache.dart';
import 'globals.dart';
import 'riverpod_controllers/account_services.dart';
import 'riverpod_controllers/globals_services.dart';
import 'riverpod_controllers/log_service.dart';
import 'riverpod_controllers/settings_services.dart';
import 'routes.dart';
import 'services/secrets_service.dart';
import 'utils/app_scrolling_behavior.dart';
import 'utils/old_android_letsencrypte_cert.dart';

final preInitializationLogEventQueue = <LogRecord>[];

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

  // await dotenv.load(fileName: '.env');
  Logger.root.level = Level.OFF;
  await fixLetsEncryptCertOnOldAndroid();
  await setupPackageInfoAndUserAgent();

  final prefs = await SharedPreferences.getInstance();
  final appSupportDir = await getApplicationSupportDirectory();
  final objectBoxCache = await ObjectBoxCache.create();
  final secretsService = SecretsService();
  await secretsService.initialize();

  // TODO Add back Device Preview once supported in Flutter 3.22+
  // runApp(DevicePreview(
  //   enabled: !kReleaseMode && enablePreview,
  //   builder: (context) => const App(),
  // ));
  runApp(
    fr.ProviderScope(
      overrides: [
        sharedPreferencesProvider.overrideWithValue(prefs),
        applicationSupportDirectoryProvider.overrideWithValue(appSupportDir),
        secretsServiceProvider.overrideWithValue(secretsService),
        userAgentProvider.overrideWithValue('Relatica/$appVersion'),
        objectBoxCacheProvider.overrideWithValue(objectBoxCache),
      ],
      child: const App(),
    ),
  );
}

Future<void> setupPackageInfoAndUserAgent() async {
  PackageInfo packageInfo = await PackageInfo.fromPlatform();
  appVersion = packageInfo.version;
}

class App extends fr.ConsumerStatefulWidget {
  const App({super.key});

  // This widget is the root of your application.
  @override
  fr.ConsumerState<App> createState() => _AppState();
}

class _AppState extends fr.ConsumerState<App> {
  @override
  void initState() {
    super.initState();
    Future.delayed(const Duration(),
        ref.read(accountServicesInitializerProvider.notifier).initialize);
  }

  @override
  Widget build(BuildContext context) {
    ref.watch(accountServicesInitializerProvider);
    ref.watch(activeProfileProvider);
    ref.watch(logServiceProvider);

    final appRouter = GoRouter(
      initialLocation: ScreenPaths.timelines,
      debugLogDiagnostics: true,
      // refreshListenable: authService,
      redirect: (context, state) async {
        final loggedIn =
            ref.watch(activeProfileProvider.notifier).hasActiveProfile;
        final initializing =
            !ref.watch(accountServicesInitializerProvider.notifier).initialized;

        if (!loggedIn &&
            initializing &&
            state.matchedLocation != ScreenPaths.splash) {
          return ScreenPaths.splash;
        }

        if (!loggedIn && !allowedLoggedOut.contains(state.uri.toString())) {
          return ScreenPaths.signin;
        }

        if (loggedIn && allowedLoggedOut.contains(state.uri.toString())) {
          return ScreenPaths.timelines;
        }

        return null;
      },
      routes: routes,
    );
    Logger.root.level = ref.read(logLevelSettingProvider);
    return Portal(
      child: MaterialApp.router(
        // TODO Add back Device Preview once supported in Flutter 3.22+
        // locale: DevicePreview.locale(context),
        // builder: DevicePreview.appBuilder,
        theme: buildTheme(
          brightness: Brightness.light,
          blindnessType: ref.watch(colorBlindnessTestingModeSettingProvider),
        ),
        darkTheme: buildTheme(
          brightness: Brightness.dark,
          blindnessType: ref.watch(colorBlindnessTestingModeSettingProvider),
        ),
        themeMode: ref.watch(themeModeSettingProvider),
        debugShowCheckedModeBanner: false,
        scrollBehavior: AppScrollingBehavior(),
        routerDelegate: appRouter.routerDelegate,
        routeInformationProvider: appRouter.routeInformationProvider,
        routeInformationParser: appRouter.routeInformationParser,
      ),
    );
  }
}