feat: auth login and logout

config.json

@@ -0,0 +1,12 @@
+{
+    "modules": [],
+    "module_directory_name": "module",
+    "experimental_mode": false,
+    "learning_mode": false,
+    "unfreezed": true,
+    "use_cubit": false,
+    "ignore_core_generator_for_directories": [
+        "lib/model",
+        "lib/models"
+    ]
+}

devtools_options.yaml

@@ -0,0 +1 @@
+extensions:

lib/data/datasource/local_datasources/auth_local_datasources.dart

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+import 'dart:convert';
+
+import 'package:shared_preferences/shared_preferences.dart';
+
+import '../../dto/login_response.dart';
+
+class AuthLocalDataSource {
+  Future<void> saveAuthData(AuthResponseModel authResponseModel) async {
+    // Save auth data to local storage
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.setString('auth_data', jsonEncode(authResponseModel.toJson()));
+  }
+
+  Future<void> removeAuthData() async {
+    // Remove auth data from local storage
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.remove('auth_data');
+  }
+
+  Future<AuthResponseModel?> getAuthData() async {
+    // Get auth data from local storage
+    final prefs = await SharedPreferences.getInstance();
+    final authData = prefs.getString('auth_data');
+    if (authData != null) {
+      return AuthResponseModel.fromJson(jsonDecode(authData));
+    } else {
+      return null;
+    }
+  }
+
+  Future<bool> isUserLoggedIn() async {
+    // Check if user is logged in
+    final prefs = await SharedPreferences.getInstance();
+    return prefs.containsKey('auth_data');
+  }
+}

lib/data/datasource/remote_datasources/auth_remote_datasource.dart

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+import 'dart:convert';
+
+import 'package:dartz/dartz.dart';
+import 'package:http/http.dart' as http;
+
+import '../../../presentation/extension/strings.dart';
+import '../../dto/login_response.dart';
+import '../local_datasources/auth_local_datasources.dart';
+
+class AuthRemoteDatasource {
+  Future<Either<String, AuthResponseModel>> login(
+      String email, String password) async {
+    final url = Uri.parse('$baseUrl/api/login');
+    final response = await http.post(
+      url,
+      body: {
+        'email': email,
+        'password': password,
+      },
+    );
+
+    if (response.statusCode == 200) {
+      await AuthLocalDataSource()
+          .saveAuthData(AuthResponseModel.fromJson(jsonDecode(response.body)));
+      return Right(AuthResponseModel.fromJson(jsonDecode(response.body)));
+    } else {
+      return const Left('Gagal login');
+    }
+  }
+
+  Future<Either<String, String>> logout() async {
+    final authDataModel = await AuthLocalDataSource().getAuthData();
+    final url = Uri.parse('$baseUrl/api/logout');
+    final response = await http.post(url, headers: {
+      'Authorization': 'Bearer ${authDataModel?.token}',
+    });
+
+    if (response.statusCode == 200) {
+      await AuthLocalDataSource().removeAuthData();
+      return const Right('Logout berhasil');
+    } else {
+      return const Left('Logout gagal');
+    }
+  }
+}

lib/data/dto/login_response.dart

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+import '../../domain/entities/user.dart';
+
+class AuthResponseModel {
+  final User? user;
+  final String? token;
+
+  AuthResponseModel({
+    this.user,
+    this.token,
+  });
+
+  factory AuthResponseModel.fromJson(Map<String, dynamic> json) {
+    // Jika json["user"] null atau tidak ada, kembalikan null untuk user
+    final userData = json["user"];
+    final user = userData != null ? User.fromJson(userData) : null;
+
+    return AuthResponseModel(
+      user: user,
+      token: json["token"],
+    );
+  }
+
+  Map<String, dynamic> toJson() => {
+        "user": user?.toJson(),
+        "token": token,
+      };
+}

lib/domain/entities/user.dart

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+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'user.freezed.dart';
+part 'user.g.dart';
+
+@freezed
+class User with _$User {
+  const factory User({
+    required String name,
+    required String email,
+    required String phone,
+    required String role,
+  }) = _User;
+
+  factory User.fromJson(Map<String, dynamic> json) => _$UserFromJson(json);
+}

lib/domain/entities/user.freezed.dart

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+// coverage:ignore-file
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target, unnecessary_question_mark
+
+part of 'user.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#adding-getters-and-methods-to-our-models');
+
+User _$UserFromJson(Map<String, dynamic> json) {
+  return _User.fromJson(json);
+}
+
+/// @nodoc
+mixin _$User {
+  String get name => throw _privateConstructorUsedError;
+  String get email => throw _privateConstructorUsedError;
+  String get phone => throw _privateConstructorUsedError;
+  String get role => throw _privateConstructorUsedError;
+
+  Map<String, dynamic> toJson() => throw _privateConstructorUsedError;
+  @JsonKey(ignore: true)
+  $UserCopyWith<User> get copyWith => throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $UserCopyWith<$Res> {
+  factory $UserCopyWith(User value, $Res Function(User) then) =
+      _$UserCopyWithImpl<$Res, User>;
+  @useResult
+  $Res call({String name, String email, String phone, String role});
+}
+
+/// @nodoc
+class _$UserCopyWithImpl<$Res, $Val extends User>
+    implements $UserCopyWith<$Res> {
+  _$UserCopyWithImpl(this._value, this._then);
+
+  // ignore: unused_field
+  final $Val _value;
+  // ignore: unused_field
+  final $Res Function($Val) _then;
+
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? name = null,
+    Object? email = null,
+    Object? phone = null,
+    Object? role = null,
+  }) {
+    return _then(_value.copyWith(
+      name: null == name
+          ? _value.name
+          : name // ignore: cast_nullable_to_non_nullable
+              as String,
+      email: null == email
+          ? _value.email
+          : email // ignore: cast_nullable_to_non_nullable
+              as String,
+      phone: null == phone
+          ? _value.phone
+          : phone // ignore: cast_nullable_to_non_nullable
+              as String,
+      role: null == role
+          ? _value.role
+          : role // ignore: cast_nullable_to_non_nullable
+              as String,
+    ) as $Val);
+  }
+}
+
+/// @nodoc
+abstract class _$$UserImplCopyWith<$Res> implements $UserCopyWith<$Res> {
+  factory _$$UserImplCopyWith(
+          _$UserImpl value, $Res Function(_$UserImpl) then) =
+      __$$UserImplCopyWithImpl<$Res>;
+  @override
+  @useResult
+  $Res call({String name, String email, String phone, String role});
+}
+
+/// @nodoc
+class __$$UserImplCopyWithImpl<$Res>
+    extends _$UserCopyWithImpl<$Res, _$UserImpl>
+    implements _$$UserImplCopyWith<$Res> {
+  __$$UserImplCopyWithImpl(_$UserImpl _value, $Res Function(_$UserImpl) _then)
+      : super(_value, _then);
+
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? name = null,
+    Object? email = null,
+    Object? phone = null,
+    Object? role = null,
+  }) {
+    return _then(_$UserImpl(
+      name: null == name
+          ? _value.name
+          : name // ignore: cast_nullable_to_non_nullable
+              as String,
+      email: null == email
+          ? _value.email
+          : email // ignore: cast_nullable_to_non_nullable
+              as String,
+      phone: null == phone
+          ? _value.phone
+          : phone // ignore: cast_nullable_to_non_nullable
+              as String,
+      role: null == role
+          ? _value.role
+          : role // ignore: cast_nullable_to_non_nullable
+              as String,
+    ));
+  }
+}
+
+/// @nodoc
+@JsonSerializable()
+class _$UserImpl implements _User {
+  const _$UserImpl(
+      {required this.name,
+      required this.email,
+      required this.phone,
+      required this.role});
+
+  factory _$UserImpl.fromJson(Map<String, dynamic> json) =>
+      _$$UserImplFromJson(json);
+
+  @override
+  final String name;
+  @override
+  final String email;
+  @override
+  final String phone;
+  @override
+  final String role;
+
+  @override
+  String toString() {
+    return 'User(name: $name, email: $email, phone: $phone, role: $role)';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType &&
+            other is _$UserImpl &&
+            (identical(other.name, name) || other.name == name) &&
+            (identical(other.email, email) || other.email == email) &&
+            (identical(other.phone, phone) || other.phone == phone) &&
+            (identical(other.role, role) || other.role == role));
+  }
+
+  @JsonKey(ignore: true)
+  @override
+  int get hashCode => Object.hash(runtimeType, name, email, phone, role);
+
+  @JsonKey(ignore: true)
+  @override
+  @pragma('vm:prefer-inline')
+  _$$UserImplCopyWith<_$UserImpl> get copyWith =>
+      __$$UserImplCopyWithImpl<_$UserImpl>(this, _$identity);
+
+  @override
+  Map<String, dynamic> toJson() {
+    return _$$UserImplToJson(
+      this,
+    );
+  }
+}
+
+abstract class _User implements User {
+  const factory _User(
+      {required final String name,
+      required final String email,
+      required final String phone,
+      required final String role}) = _$UserImpl;
+
+  factory _User.fromJson(Map<String, dynamic> json) = _$UserImpl.fromJson;
+
+  @override
+  String get name;
+  @override
+  String get email;
+  @override
+  String get phone;
+  @override
+  String get role;
+  @override
+  @JsonKey(ignore: true)
+  _$$UserImplCopyWith<_$UserImpl> get copyWith =>
+      throw _privateConstructorUsedError;
+}