import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'core/providers/model_download_provider.dart';
import 'features/model_download/model_download_screen.dart';
import 'shell.dart';

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

  @override
  Widget build(BuildContext context, WidgetRef ref) {
    final skipped = ref.watch(modelSkippedProvider);
    final modelPresentAsync = ref.watch(modelPresentProvider);

    return MaterialApp(
      title: 'DailyYou',
      debugShowCheckedModeBanner: false,
      theme: _lightTheme(),
      darkTheme: _darkTheme(),
      themeMode: ThemeMode.system,
      home: skipped
          ? const AppShell()
          : modelPresentAsync.when(
              data: (present) =>
                  present ? const AppShell() : const ModelDownloadScreen(),
              loading: () => const Scaffold(
                body: Center(child: CircularProgressIndicator()),
              ),
              error: (_, __) => const ModelDownloadScreen(),
            ),
    );
  }

  ThemeData _lightTheme() => ThemeData(
        useMaterial3: true,
        colorScheme: ColorScheme.fromSeed(
          seedColor: const Color(0xFF6B8CFF),
          brightness: Brightness.light,
        ),
      );

  ThemeData _darkTheme() => ThemeData(
        useMaterial3: true,
        colorScheme: ColorScheme.fromSeed(
          seedColor: const Color(0xFF6B8CFF),
          brightness: Brightness.dark,
        ),
      );
}