import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:flux/theme/theme.dart';
import 'package:flux/theme/theme_bloc.dart';
import 'package:flux/ui/home_screen.dart';
import 'package:flux/ui/settings/settings.dart';
import 'package:get_it/get_it.dart';
import 'package:shared_preferences/shared_preferences.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  final GetIt getIt = GetIt.instance;
  getIt.registerSingleton<SharedPreferences>(
    await SharedPreferences.getInstance(),
  );
  getIt.registerSingleton<AppSettings>(AppSettings());
  runApp(const MainApp());
}

class MainApp extends StatelessWidget {
  const MainApp({super.key});

  @override
  Widget build(BuildContext context) {
    AppTheme appTheme = GetIt.I.get<AppSettings>().appTheme;
    ThemeData themeData;
    switch (appTheme) {
      case AppTheme.dark:
        themeData = fluxDarkTheme;
        break;
      case AppTheme.light:
        themeData = fluxLightTheme;
        break;
      default:
        themeData = ThemeMode.system == ThemeMode.dark
            ? fluxDarkTheme
            : fluxLightTheme;
        break;
    }
    return MaterialApp(
      title: 'FLUX Gestionale',
      debugShowCheckedModeBanner: false,
      theme: themeData, // Applica il tema FLUX
      home: MultiBlocProvider(
        providers: [
          BlocProvider(
            create: (context) => ThemeBloc(initialAppTheme: appTheme),
          ),
        ],

        child: const HomeScreen(),
      ),
    );
  }
}