import 'package:connectivity_plus/connectivity_plus.dart';
import 'package:get_it/get_it.dart';
import '../../features/auth/data/datasources/auth_remote_datasource.dart';
import '../../features/auth/data/repositories/auth_repository_impl.dart';
import '../../features/auth/domain/repositories/auth_repository.dart';
import '../network/dio_client.dart';
import '../network/network_info.dart';
import '../storage/secure_storage.dart';

/// Service locator instance
final sl = GetIt.instance;

/// Initialize all dependencies
///
/// This function registers all the dependencies required by the app
/// in the GetIt service locator. Call this in main() before runApp().
Future<void> initDependencies() async {
  // ===== Core =====

  // Connectivity (external) - Register first as it's a dependency
  sl.registerLazySingleton<Connectivity>(
    () => Connectivity(),
  );

  // Network Info
  sl.registerLazySingleton<NetworkInfo>(
    () => NetworkInfo(sl()),
  );

  // Dio Client
  sl.registerLazySingleton<DioClient>(
    () => DioClient(),
  );

  // Secure Storage
  sl.registerLazySingleton<SecureStorage>(
    () => SecureStorage(),
  );

  // ===== Authentication Feature =====

  // Auth Remote Data Source
  sl.registerLazySingleton<AuthRemoteDataSource>(
    () => AuthRemoteDataSourceImpl(dioClient: sl()),
  );

  // Auth Repository
  sl.registerLazySingleton<AuthRepository>(
    () => AuthRepositoryImpl(
      remoteDataSource: sl(),
      secureStorage: sl(),
      dioClient: sl(),
    ),
  );

  // ===== Data Sources =====
  // Note: Other data sources are managed by Riverpod providers
  // No direct registration needed here

  // ===== Repositories =====
  // TODO: Register other repositories when they are implemented

  // ===== Use Cases =====
  // TODO: Register use cases when they are implemented

  // ===== Providers (Riverpod) =====
  // Note: Riverpod providers are registered differently
  // This is just for dependency injection of external dependencies
}

/// Clear all dependencies (useful for testing)
void resetDependencies() {
  sl.reset();
}