import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:get/get.dart';
import 'package:firebase_core/firebase_core.dart';
import 'services/whatsapp_service.dart';
import 'services/firebase_service.dart';
import 'services/contacts_service.dart';
import 'screens/conversations_screen.dart';
import 'theme/app_theme.dart';

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

  // Initialize Firebase
  try {
    await Firebase.initializeApp();
  } catch (e) {
    print('Firebase initialization error: $e');
  }

  // Register services before app starts
  Get.put(ContactsService(), permanent: true);
  Get.put(WhatsAppService(), permanent: true);
  Get.put(FirebaseService(), permanent: true);

  // Initialize Contacts Service
  await Get.find<ContactsService>().init();
  Get.find<FirebaseService>().init();

  runApp(const WhatsAppApp());
}

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

  @override
  Widget build(BuildContext context) {
    return GetMaterialApp(
      title: 'WhatsApp',
      debugShowCheckedModeBanner: false,
      // Follow device theme — no forced dark/light
      theme: AppTheme.light,
      darkTheme: AppTheme.dark,
      themeMode: ThemeMode.system,
      home: const ConversationsScreen(),
      defaultTransition: Transition.cupertino,
    );
  }
}