// lib/main.dart
import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import 'package:shared_preferences/shared_preferences.dart';
import 'screens/login_screen.dart';
import 'screens/main_screen.dart';
import 'services/session_manager.dart';
import 'services/api_service.dart';

void main() async {
  WidgetsFlutterBinding.ensureInitialized();
  
  final prefs = await SharedPreferences.getInstance();
  final sessionManager = SessionManager(prefs);
  await sessionManager.loadSession();
  
  runApp(MyApp(sessionManager: sessionManager));
}

class MyApp extends StatelessWidget {
  final SessionManager sessionManager;
  
  const MyApp({super.key, required this.sessionManager});

  @override
  Widget build(BuildContext context) {
    return MultiProvider(
      providers: [
        ChangeNotifierProvider.value(value: sessionManager),
        ChangeNotifierProvider(create: (_) => ApiService()),
      ],
      child: MaterialApp(
        title: 'DÜSK',
        theme: ThemeData(
          primarySwatch: Colors.blue,
          useMaterial3: true,
        ),
        home: sessionManager.isLoggedIn 
            ? const MainScreen() 
            : const LoginScreen(),
        debugShowCheckedModeBanner: false,
      ),
    );
  }
}