import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:worldhopper/l10n/app_localizations.dart';
import 'package:worldhopper/config/router.dart';
import 'package:worldhopper/config/theme.dart';
import 'package:worldhopper/config/constants.dart';
import 'package:worldhopper/providers/theme_provider.dart';
import 'package:worldhopper/providers/locale_provider.dart';
import 'package:worldhopper/providers/download_provider.dart';

/// Root application widget
class App extends ConsumerStatefulWidget {
  const App({super.key});

  @override
  ConsumerState<App> createState() => _AppState();
}

class _AppState extends ConsumerState<App> {
  @override
  void initState() {
    super.initState();
    _checkIncompleteDownloads();
  }

  Future<void> _checkIncompleteDownloads() async {
    try {
      final hasActive = await ref.read(hasActiveDownloadsProvider.future);
      if (hasActive) {
        ref.read(downloadPollingActiveProvider.notifier).state = true;
      }
    } catch (e) {
      debugPrint('Failed to check incomplete downloads: $e');
    }
  }

  @override
  Widget build(BuildContext context) {
    final themeMode = ref.watch(themeNotifierProvider);
    final locale = ref.watch(localeNotifierProvider);

    return MaterialApp.router(
      title: AppConstants.appName,
      theme: AppTheme.lightTheme,
      darkTheme: AppTheme.darkTheme,
      themeMode: themeMode,
      locale: locale,
      localizationsDelegates: const [
        AppLocalizations.delegate,
        GlobalMaterialLocalizations.delegate,
        GlobalWidgetsLocalizations.delegate,
        GlobalCupertinoLocalizations.delegate,
      ],
      supportedLocales: AppLocalizations.supportedLocales,
      routerConfig: AppRouter.router,
      debugShowCheckedModeBanner: false,
    );
  }
}