add flutter

ontime_merchant_flutter/lib/features/auth/application/auth_controller.dart

@@ -0,0 +1,77 @@
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:ontime_merchant_flutter/data/api/api_client.dart';
+import 'package:ontime_merchant_flutter/features/auth/data/merchant_auth_api.dart';
+import 'package:ontime_merchant_flutter/features/auth/data/models/merchant_model.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+class AuthState {
+  const AuthState({
+    this.merchant,
+    this.isLoading = false,
+    this.errorMessage,
+  });
+
+  final MerchantModel? merchant;
+  final bool isLoading;
+  final String? errorMessage;
+
+  AuthState copyWith({
+    MerchantModel? merchant,
+    bool? isLoading,
+    String? errorMessage,
+  }) {
+    return AuthState(
+      merchant: merchant ?? this.merchant,
+      isLoading: isLoading ?? this.isLoading,
+      errorMessage: errorMessage,
+    );
+  }
+}
+
+final authControllerProvider =
+    StateNotifierProvider<AuthController, AuthState>((ref) => AuthController());
+
+class AuthController extends StateNotifier<AuthState> {
+  AuthController() : super(const AuthState());
+
+  late final MerchantAuthApi _api =
+      MerchantAuthApi(ApiClient(basicAuthUser: null, basicAuthPassword: null));
+
+  Future<void> login({
+    required String noTelepon,
+    required String password,
+    String? fcmToken,
+  }) async {
+    state = state.copyWith(isLoading: true, errorMessage: null);
+    try {
+      final merchant = await _api.login(
+        noTelepon: noTelepon,
+        password: password,
+        fcmToken: fcmToken,
+      );
+      state = state.copyWith(merchant: merchant, isLoading: false);
+      final prefs = await SharedPreferences.getInstance();
+      await prefs.setString('merchant_id_mitra', merchant.idMitra);
+      await prefs.setString('merchant_id_merchant', merchant.idMerchant);
+      await prefs.setString('merchant_phone', merchant.teleponMitra);
+      await prefs.setString('merchant_token', merchant.tokenMerchant);
+    } catch (e) {
+      state = state.copyWith(
+        isLoading: false,
+        errorMessage: e.toString().replaceFirst('Exception: ', ''),
+      );
+    }
+  }
+
+  void logout() {
+    state = const AuthState();
+  }
+
+  static Future<void> clearStored() async {
+    final prefs = await SharedPreferences.getInstance();
+    await prefs.remove('merchant_id_mitra');
+    await prefs.remove('merchant_id_merchant');
+    await prefs.remove('merchant_phone');
+    await prefs.remove('merchant_token');
+  }
+}

ontime_merchant_flutter/lib/features/auth/data/merchant_auth_api.dart

@@ -0,0 +1,35 @@
+import 'package:dio/dio.dart';
+import 'package:ontime_merchant_flutter/data/api/api_client.dart';
+import 'package:ontime_merchant_flutter/features/auth/data/models/merchant_model.dart';
+
+class MerchantAuthApi {
+  MerchantAuthApi(this._client);
+  final ApiClient _client;
+
+  Future<MerchantModel> login({
+    required String noTelepon,
+    required String password,
+    String? fcmToken,
+  }) async {
+    final payload = <String, dynamic>{
+      'no_telepon': noTelepon,
+      'password': password,
+    };
+    if (fcmToken != null && fcmToken.isNotEmpty) payload['token'] = fcmToken;
+
+    final Response<dynamic> response =
+        await _client.raw.post('Merchant/login', data: payload);
+    final data = response.data is Map<String, dynamic>
+        ? response.data as Map<String, dynamic>
+        : <String, dynamic>{};
+
+    if (data['message'] == 'banned') throw Exception('banned');
+    if (data['code']?.toString() != '200') {
+      throw Exception(data['message'] ?? 'Login failed');
+    }
+
+    final list = data['data'] as List<dynamic>? ?? [];
+    if (list.isEmpty) throw Exception('Merchant data not found');
+    return MerchantModel.fromJson(list.first as Map<String, dynamic>);
+  }
+}

ontime_merchant_flutter/lib/features/auth/data/models/merchant_model.dart

@@ -0,0 +1,37 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'merchant_model.g.dart';
+
+@JsonSerializable()
+class MerchantModel {
+  MerchantModel({
+    required this.idMitra,
+    required this.idMerchant,
+    required this.teleponMitra,
+    required this.tokenMerchant,
+    this.namaMerchant,
+    this.emailMitra,
+  });
+
+  @JsonKey(name: 'id_mitra')
+  final String idMitra;
+
+  @JsonKey(name: 'id_merchant')
+  final String idMerchant;
+
+  @JsonKey(name: 'telepon_mitra')
+  final String teleponMitra;
+
+  @JsonKey(name: 'token_merchant')
+  final String tokenMerchant;
+
+  @JsonKey(name: 'nama_merchant')
+  final String? namaMerchant;
+
+  @JsonKey(name: 'email_mitra')
+  final String? emailMitra;
+
+  factory MerchantModel.fromJson(Map<String, dynamic> json) =>
+      _$MerchantModelFromJson(json);
+  Map<String, dynamic> toJson() => _$MerchantModelToJson(this);
+}

ontime_merchant_flutter/lib/features/auth/data/models/merchant_model.g.dart

@@ -0,0 +1,22 @@
+part of 'merchant_model.dart';
+
+MerchantModel _$MerchantModelFromJson(Map<String, dynamic> json) {
+  return MerchantModel(
+    idMitra: json['id_mitra'] as String? ?? '',
+    idMerchant: json['id_merchant'] as String? ?? '',
+    teleponMitra: json['telepon_mitra'] as String? ?? '',
+    tokenMerchant: json['token_merchant'] as String? ?? '',
+    namaMerchant: json['nama_merchant'] as String?,
+    emailMitra: json['email_mitra'] as String?,
+  );
+}
+
+Map<String, dynamic> _$MerchantModelToJson(MerchantModel instance) =>
+    <String, dynamic>{
+      'id_mitra': instance.idMitra,
+      'id_merchant': instance.idMerchant,
+      'telepon_mitra': instance.teleponMitra,
+      'token_merchant': instance.tokenMerchant,
+      'nama_merchant': instance.namaMerchant,
+      'email_mitra': instance.emailMitra,
+    };

ontime_merchant_flutter/lib/features/auth/presentation/login_screen.dart

@@ -0,0 +1,92 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'package:go_router/go_router.dart';
+import 'package:ontime_merchant_flutter/core/fcm_service.dart';
+import 'package:ontime_merchant_flutter/features/auth/application/auth_controller.dart';
+
+class LoginScreen extends ConsumerStatefulWidget {
+  const LoginScreen({super.key});
+
+  @override
+  ConsumerState<LoginScreen> createState() => _LoginScreenState();
+}
+
+class _LoginScreenState extends ConsumerState<LoginScreen> {
+  final _formKey = GlobalKey<FormState>();
+  final _phoneController = TextEditingController();
+  final _passwordController = TextEditingController();
+
+  @override
+  void dispose() {
+    _phoneController.dispose();
+    _passwordController.dispose();
+    super.dispose();
+  }
+
+  Future<void> _submit() async {
+    if (!_formKey.currentState!.validate()) return;
+    final fcmToken = await FcmService.getToken();
+    final auth = ref.read(authControllerProvider.notifier);
+    await auth.login(
+      noTelepon: _phoneController.text.trim(),
+      password: _passwordController.text,
+      fcmToken: fcmToken,
+    );
+    final state = ref.read(authControllerProvider);
+    if (state.merchant != null && mounted) context.go('/home');
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    final state = ref.watch(authControllerProvider);
+    return Scaffold(
+      appBar: AppBar(title: const Text('Masuk Merchant')),
+      body: SafeArea(
+        child: Padding(
+          padding: const EdgeInsets.all(16),
+          child: Form(
+            key: _formKey,
+            child: Column(
+              crossAxisAlignment: CrossAxisAlignment.stretch,
+              children: [
+                TextFormField(
+                  controller: _phoneController,
+                  decoration: const InputDecoration(labelText: 'No. Telepon'),
+                  keyboardType: TextInputType.phone,
+                  validator: (v) =>
+                      (v == null || v.isEmpty) ? 'No. telepon wajib diisi' : null,
+                ),
+                const SizedBox(height: 12),
+                TextFormField(
+                  controller: _passwordController,
+                  decoration: const InputDecoration(labelText: 'Kata sandi'),
+                  obscureText: true,
+                  validator: (v) =>
+                      (v == null || v.isEmpty) ? 'Password wajib diisi' : null,
+                ),
+                if (state.errorMessage != null) ...[
+                  const SizedBox(height: 8),
+                  Text(
+                    state.errorMessage!,
+                    style: TextStyle(color: Theme.of(context).colorScheme.error),
+                  ),
+                ],
+                const Spacer(),
+                ElevatedButton(
+                  onPressed: state.isLoading ? null : _submit,
+                  child: state.isLoading
+                      ? const SizedBox(
+                          height: 20,
+                          width: 20,
+                          child: CircularProgressIndicator(strokeWidth: 2),
+                        )
+                      : const Text('Masuk'),
+                ),
+              ],
+            ),
+          ),
+        ),
+      ),
+    );
+  }
+}