first week launch

walkguide-mobile/walkguide_app/lib/features/auth/data/auth_model.dart

@@ -0,0 +1,13 @@
+import '../domain/user_entity.dart';
+
+class AuthModel extends UserEntity {
+  AuthModel({required super.token, required super.role});
+
+  factory AuthModel.fromJson(Map<String, dynamic> json) {
+    // Ngambil dari json['data'] karena API Spring Boot lu sekarang pake ApiResponse
+    return AuthModel(
+      token: json['data']['token'],
+      role: json['data']['role'],
+    );
+  }
+}

walkguide-mobile/walkguide_app/lib/features/auth/data/auth_remote_data_source.dart

@@ -0,0 +1,33 @@
+import 'package:dio/dio.dart';
+import '../../../../core/api_service.dart';
+import 'auth_model.dart';
+
+abstract class AuthRemoteDataSource {
+  Future<AuthModel> login(String email, String password);
+}
+
+class AuthRemoteDataSourceImpl implements AuthRemoteDataSource {
+  final ApiService apiService;
+
+  AuthRemoteDataSourceImpl(this.apiService);
+
+  @override
+  Future<AuthModel> login(String email, String password) async {
+    try {
+      final response = await apiService.post('/auth/login', {
+        'email': email,
+        'password': password,
+      });
+      
+      // Karena API response lu ada "success": true
+      if (response.statusCode == 200 && response.data['success'] == true) {
+        return AuthModel.fromJson(response.data);
+      } else {
+        throw Exception(response.data['message'] ?? 'Gagal login');
+      }
+    } on DioException catch (e) {
+      // Nangkep error dari backend (misal status 400/401)
+      throw Exception(e.response?.data['message'] ?? 'Terjadi kesalahan jaringan');
+    }
+  }
+}

walkguide-mobile/walkguide_app/lib/features/auth/data/auth_repository_impl.dart

@@ -0,0 +1,30 @@
+import 'package:dartz/dartz.dart';
+import '../../../../core/failure.dart';
+import '../../../../core/secure_storage.dart';
+import '../domain/auth_repository.dart';
+import '../domain/user_entity.dart';
+import 'auth_remote_data_source.dart';
+
+class AuthRepositoryImpl implements AuthRepository {
+  final AuthRemoteDataSource remoteDataSource;
+  final SecureStorage secureStorage;
+
+  AuthRepositoryImpl(this.remoteDataSource, this.secureStorage);
+
+  @override
+  Future<Either<Failure, UserEntity>> login(String email, String password) async {
+    try {
+      // 1. Suruh data source nembak API
+      final userModel = await remoteDataSource.login(email, password);
+      
+      // 2. Simpan token langsung ke HP biar UI gausah ribet
+      await secureStorage.saveToken(userModel.token);
+      
+      // 3. Balikin data sukses (Right)
+      return Right(userModel);
+    } catch (e) {
+      // 4. Balikin pesan error (Left)
+      return Left(ServerFailure(e.toString().replaceAll('Exception: ', '')));
+    }
+  }
+}

walkguide-mobile/walkguide_app/lib/features/auth/domain/auth_repository.dart

@@ -0,0 +1,8 @@
+import 'package:dartz/dartz.dart';
+import '../../../../core/failure.dart';
+import 'user_entity.dart';
+
+abstract class AuthRepository {
+  // Pake Either: Kiri balikin Failure, Kanan balikin UserEntity
+  Future<Either<Failure, UserEntity>> login(String email, String password);
+}

walkguide-mobile/walkguide_app/lib/features/auth/domain/user_entity.dart

@@ -0,0 +1,6 @@
+class UserEntity {
+  final String token;
+  final String role;
+
+  UserEntity({required this.token, required this.role});
+}