import 'package:get_it/get_it.dart';
import 'api/api_client.dart';
import 'storage/token_store.dart';
import '../features/auth/data/auth_repository.dart';
import '../features/home/data/driver_repository.dart';
import '../features/home/cubit/driver_cubit.dart';
import '../features/offers/data/offers_repository.dart';
import '../features/offers/bloc/offers_bloc.dart';
import '../features/trip/data/driver_trip_repository.dart';
import '../features/trip/data/driver_socket_service.dart';
import '../features/trip/data/trip_event_merger.dart';
import '../features/trip/data/fcm_service.dart';
import '../features/trip/bloc/driver_trip_bloc.dart';

final GetIt getIt = GetIt.instance;

/// حقن التبعيات (docs/23 §1).
///
/// **هذه نقطة إقفال الميزات المدفوعة**: الموديول المحروس يُسجَّل داخل
/// `if (Features.x)` فلا يوجد أصلاً حين لا تكون الميزة مشتراة — بدل فحص
/// متناثر في كل شاشة يُنسى أحدها (docs/22 §1.5).
Future<void> setupDi() async {
  getIt.registerLazySingleton<TokenStore>(() => TokenStore());
  getIt.registerLazySingleton<ApiClient>(() => ApiClient(getIt<TokenStore>()));
  getIt.registerLazySingleton<AuthRepository>(
    () => AuthRepository(getIt<ApiClient>(), getIt<TokenStore>()),
  );

  // ── Driver Phase 3: Data Layer ──
  getIt.registerLazySingleton<DriverRepository>(
    () => DriverRepository(getIt<ApiClient>()),
  );
  getIt.registerLazySingleton<OffersRepository>(
    () => OffersRepository(getIt<ApiClient>()),
  );
  getIt.registerLazySingleton<DriverTripRepository>(
    () => DriverTripRepository(getIt<ApiClient>()),
  );
  getIt.registerLazySingleton<DriverTripEventMerger>(
    () => DriverTripEventMerger(),
  );
  getIt.registerLazySingleton<DriverSocketService>(
    () => DriverSocketService(getIt<TokenStore>(), getIt<DriverTripEventMerger>()),
  );
  getIt.registerLazySingleton<DriverFcmService>(
    () => DriverFcmService(getIt<DriverTripEventMerger>()),
  );

  // ── Driver Phase 3: Bloc/Cubit (lazy singletons — يُدمَّرون يدوياً عند logout) ──
  getIt.registerLazySingleton<DriverCubit>(
    () => DriverCubit(getIt<DriverRepository>()),
  );
  getIt.registerLazySingleton<OffersBloc>(
    () => OffersBloc(
      offersRepo: getIt<OffersRepository>(),
      socket: getIt<DriverSocketService>(),
      merger: getIt<DriverTripEventMerger>(),
    ),
  );
  getIt.registerLazySingleton<DriverTripBloc>(
    () => DriverTripBloc(
      tripRepo: getIt<DriverTripRepository>(),
      socket: getIt<DriverSocketService>(),
      merger: getIt<DriverTripEventMerger>(),
    ),
  );
}