feat: waiting room

lib/app/routes/app_pages.dart

@@ -29,6 +29,8 @@ import 'package:quiz_app/feature/room_maker/binding/room_maker_binding.dart';
 import 'package:quiz_app/feature/room_maker/view/room_maker_view.dart';
 import 'package:quiz_app/feature/search/binding/search_binding.dart';
 import 'package:quiz_app/feature/splash_screen/presentation/splash_screen_page.dart';
+import 'package:quiz_app/feature/waiting_room/binding/waiting_room_binding.dart';
+import 'package:quiz_app/feature/waiting_room/view/waiting_room_view.dart';
 
 part 'app_routes.dart';
 
@@ -106,6 +108,11 @@ class AppPages {
       name: AppRoutes.roomPage,
       page: () => RoomMakerView(),
       binding: RoomMakerBinding(),
+    ),
+    GetPage(
+      name: AppRoutes.waitRoomPage,
+      page: () => WaitingRoomView(),
+      binding: WaitingRoomBinding(),
     )
   ];
 }

lib/app/routes/app_routes.dart

@@ -19,4 +19,5 @@ abstract class AppRoutes {
   static const detailHistoryPage = "/history/detail";
 
   static const roomPage = "/room/quiz";
+  static const waitRoomPage = "/room/quiz/waiting";
 }

lib/core/endpoint/api_endpoint.dart

@@ -1,5 +1,6 @@
 class APIEndpoint {
-  static const String baseUrl = "http://192.168.1.9:5000/api";
+  static const String baseUrl = "http://192.168.1.9:5000";
+  static const String api = "$baseUrl/api";
 
   static const String login = "/login";
   static const String loginGoogle = "/login/google";
@@ -17,4 +18,6 @@ class APIEndpoint {
   static const String detailHistoryQuiz = "/history/detail";
 
   static const String subject = "/subject";
+
+  static const String session = "/session";
 }

lib/data/dto/waiting_room_dto.dart

@@ -0,0 +1,8 @@
+import 'package:quiz_app/data/models/session/session_response_model.dart';
+
+class WaitingRoomDTO {
+  final bool isAdmin;
+  final SessionResponseModel data;
+
+  WaitingRoomDTO(this.isAdmin, this.data);
+}

lib/data/models/session/session_request_model.dart

@@ -0,0 +1,27 @@
+class SessionRequestModel {
+  final String quizId;
+  final String hostId;
+  final int limitParticipan;
+
+  SessionRequestModel({
+    required this.quizId,
+    required this.hostId,
+    required this.limitParticipan,
+  });
+
+  factory SessionRequestModel.fromJson(Map<String, dynamic> json) {
+    return SessionRequestModel(
+      quizId: json['quiz_id'],
+      hostId: json['host_id'],
+      limitParticipan: json['limit_participan'],
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'quiz_id': quizId,
+      'host_id': hostId,
+      'limit_participan': limitParticipan,
+    };
+  }
+}

lib/data/models/session/session_response_model.dart

@@ -0,0 +1,20 @@
+class SessionResponseModel {
+  final String sessionId;
+  final String sessionCode;
+
+  SessionResponseModel({required this.sessionId, required this.sessionCode});
+
+  factory SessionResponseModel.fromJson(Map<String, dynamic> json) {
+    return SessionResponseModel(
+      sessionId: json['session_id'],
+      sessionCode: json['session_code'],
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'session_id': sessionId,
+      'session_code': sessionCode,
+    };
+  }
+}

lib/data/models/user/user_model.dart

@@ -0,0 +1,9 @@
+class UserModel {
+  final String id;
+  final String name;
+
+  UserModel({
+    required this.id,
+    required this.name,
+  });
+}

lib/data/providers/dio_client.dart

@@ -8,7 +8,7 @@ class ApiClient extends GetxService {
 
   Future<ApiClient> init() async {
     dio = Dio(BaseOptions(
-      baseUrl: APIEndpoint.baseUrl,
+      baseUrl: APIEndpoint.api,
       connectTimeout: const Duration(minutes: 3),
       receiveTimeout: const Duration(minutes: 10),
       headers: {

lib/data/services/answer_service.dart

@@ -20,6 +20,7 @@ class AnswerService extends GetxService {
         APIEndpoint.quizAnswer,
         data: payload,
       );
+      return BaseResponseModel(message: "success");
     } on DioException catch (e) {
       logC.e('Gagal mengirim jawaban: ${e.response?.data['message'] ?? e.message}');
       return null;

lib/data/services/session_service.dart

@@ -0,0 +1,38 @@
+import 'package:dio/dio.dart';
+import 'package:get/get.dart';
+import 'package:quiz_app/core/endpoint/api_endpoint.dart';
+import 'package:quiz_app/data/models/base/base_model.dart';
+import 'package:quiz_app/data/models/session/session_request_model.dart';
+import 'package:quiz_app/data/models/session/session_response_model.dart';
+import 'package:quiz_app/data/providers/dio_client.dart';
+
+class SessionService extends GetxService {
+  late final Dio _dio;
+
+  @override
+  void onInit() {
+    _dio = Get.find<ApiClient>().dio;
+    super.onInit();
+  }
+
+  Future<BaseResponseModel<SessionResponseModel>?> createSession(SessionRequestModel data) async {
+    try {
+      final response = await _dio.post(APIEndpoint.session, data: {
+        'quiz_id': data.quizId,
+        'host_id': data.hostId,
+        'limit_participan': data.limitParticipan,
+      });
+      if (response.statusCode != 201) {
+        return null;
+      }
+
+      return BaseResponseModel.fromJson(response.data, (e) => SessionResponseModel.fromJson(e));
+    } on DioException catch (e) {
+      print('Error creating session: ${e.response?.data ?? e.message}');
+      return null;
+    } catch (e) {
+      print('Unexpected error: $e');
+      return null;
+    }
+  }
+}

lib/data/services/socket_service.dart

@@ -0,0 +1,87 @@
+import 'dart:async';
+import 'package:quiz_app/core/endpoint/api_endpoint.dart';
+import 'package:socket_io_client/socket_io_client.dart' as io;
+
+class SocketService {
+  late io.Socket socket;
+
+  final _roomMessageController = StreamController<Map<String, dynamic>>.broadcast();
+  final _chatMessageController = StreamController<Map<String, dynamic>>.broadcast();
+  final _errorController = StreamController<String>.broadcast();
+
+  Stream<Map<String, dynamic>> get roomMessages => _roomMessageController.stream;
+  Stream<Map<String, dynamic>> get chatMessages => _chatMessageController.stream;
+  Stream<String> get errors => _errorController.stream;
+
+  void initSocketConnection() {
+    socket = io.io(
+      APIEndpoint.baseUrl,
+      io.OptionBuilder()
+          .setTransports(['websocket']) // WebSocket mode
+          .disableAutoConnect()
+          .build(),
+    );
+
+    socket.connect();
+
+    socket.onConnect((_) {
+      print('Connected: ${socket.id}');
+    });
+
+    socket.onDisconnect((_) {
+      print('Disconnected');
+    });
+
+    socket.on('connection_response', (data) {
+      print('Connection response: $data');
+    });
+
+    socket.on('room_message', (data) {
+      print('Room Message: $data');
+      _roomMessageController.add(Map<String, dynamic>.from(data));
+    });
+
+    socket.on('receive_message', (data) {
+      print('Message from ${data['from']}: ${data['message']}');
+      _chatMessageController.add(Map<String, dynamic>.from(data));
+    });
+
+    socket.on('error', (data) {
+      print('Socket error: $data');
+      _errorController.add(data.toString());
+    });
+  }
+
+  void joinRoom({required String sessionCode, required String userId}) {
+    socket.emit('join_room', {
+      'session_code': sessionCode,
+      'user_id': userId,
+    });
+  }
+
+  void leaveRoom({required String sessionId, String username = "anonymous"}) {
+    socket.emit('leave_room', {
+      'session_id': sessionId,
+      'username': username,
+    });
+  }
+
+  void sendMessage({
+    required String sessionId,
+    required String message,
+    String username = "anonymous",
+  }) {
+    socket.emit('send_message', {
+      'session_id': sessionId,
+      'message': message,
+      'username': username,
+    });
+  }
+
+  void dispose() {
+    socket.dispose();
+    _roomMessageController.close();
+    _chatMessageController.close();
+    _errorController.close();
+  }
+}

lib/feature/room_maker/binding/room_maker_binding.dart

@@ -1,9 +1,12 @@
 import 'package:get/get.dart';
+import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/services/session_service.dart';
 import 'package:quiz_app/feature/room_maker/controller/room_maker_controller.dart';
 
 class RoomMakerBinding extends Bindings {
   @override
   void dependencies() {
-    Get.lazyPut(() => RoomMakerController());
+    Get.lazyPut(() => SessionService());
+    Get.lazyPut(() => RoomMakerController(Get.find<SessionService>(), Get.find<UserController>()));
   }
 }

lib/feature/room_maker/controller/room_maker_controller.dart

@@ -1,9 +1,19 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
+import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/dto/waiting_room_dto.dart';
 import 'package:quiz_app/data/models/quiz/quiz_listing_model.dart';
+import 'package:quiz_app/data/models/session/session_request_model.dart';
+import 'package:quiz_app/data/services/session_service.dart';
 
 class RoomMakerController extends GetxController {
-  final roomName = ''.obs;
+  final SessionService _sessionService;
+  final UserController _userController;
+
+  RoomMakerController(this._sessionService, this._userController);
+
+  // final roomName = ''.obs;
   final selectedQuiz = Rxn<QuizListingModel>();
 
   RxBool isOnwQuiz = true.obs;
@@ -34,18 +44,24 @@ class RoomMakerController extends GetxController {
     ),
   ].obs;
 
-  void createRoom() {
-    if (roomName.value.trim().isEmpty || selectedQuiz.value == null) {
+  void onCreateRoom() async {
+    print("room ${nameTC.text} || ${selectedQuiz.value}");
+    if (nameTC.text.trim().isEmpty || selectedQuiz.value == null) {
       Get.snackbar("Gagal", "Nama room dan kuis harus dipilih.");
       return;
     }
 
     final quiz = selectedQuiz.value!;
-    print("Membuat room:");
-    print("- Nama: ${roomName.value}");
-    print("- Quiz: ${quiz.title}");
-    print("- Durasi: ${quiz.duration} detik");
-    print("- Jumlah Soal: ${quiz.totalQuiz}");
+
+    final response = await _sessionService.createSession(
+      SessionRequestModel(
+        quizId: quiz.quizId,
+        hostId: _userController.userData!.id,
+        limitParticipan: int.parse(maxPlayerTC.text),
+      ),
+    );
+
+    if (response != null) Get.toNamed(AppRoutes.waitRoomPage, arguments: WaitingRoomDTO(true, response.data!));
   }
 
   void onQuizSourceChange(bool base) {
@@ -56,6 +72,4 @@ class RoomMakerController extends GetxController {
     final selected = availableQuizzes.firstWhere((e) => e.quizId == quizId);
     selectedQuiz.value = selected;
   }
-
-  void onCreateRoom() {}
 }

lib/feature/waiting_room/binding/waiting_room_binding.dart

@@ -0,0 +1,15 @@
+import 'package:get/get.dart';
+import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/services/socket_service.dart';
+import 'package:quiz_app/feature/waiting_room/controller/waiting_room_controller.dart';
+
+class WaitingRoomBinding extends Bindings {
+  @override
+  void dependencies() {
+    Get.put(SocketService());
+    Get.lazyPut<WaitingRoomController>(() => WaitingRoomController(
+          Get.find<SocketService>(),
+          Get.find<UserController>(),
+        ));
+  }
+}

lib/feature/waiting_room/controller/waiting_room_controller.dart

@@ -0,0 +1,69 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:get/get.dart';
+import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/dto/waiting_room_dto.dart';
+import 'package:quiz_app/data/models/quiz/quiz_listing_model.dart';
+import 'package:quiz_app/data/models/session/session_response_model.dart';
+import 'package:quiz_app/data/models/user/user_model.dart';
+import 'package:quiz_app/data/services/socket_service.dart';
+
+class WaitingRoomController extends GetxController {
+  final SocketService _socketService;
+  final UserController _userController;
+  WaitingRoomController(this._socketService, this._userController);
+
+  final sessionCode = ''.obs;
+  final quizMeta = Rx<QuizListingModel?>(null);
+  final joinedUsers = <UserModel>[].obs;
+
+  final isAdmin = true.obs;
+
+  @override
+  void onInit() {
+    super.onInit();
+    _loadDummyData();
+  }
+
+  void _loadDummyData() {
+    final data = Get.arguments as WaitingRoomDTO;
+
+    SessionResponseModel? roomData = data.data;
+    isAdmin.value = data.isAdmin;
+
+    _socketService.initSocketConnection();
+    _socketService.joinRoom(sessionCode: roomData.sessionCode, userId: _userController.userData!.id);
+
+    _socketService.roomMessages.listen((data) {
+      final user = data["data"];
+      joinedUsers.assign(UserModel(id: user['user_id'], name: user['username']));
+    });
+    sessionCode.value = roomData.sessionCode;
+
+    quizMeta.value = QuizListingModel(
+      quizId: "q123",
+      authorId: "a123",
+      authorName: "Admin",
+      title: "Uji Coba Kuis",
+      description: "Kuis untuk testing",
+      date: DateTime.now().toIso8601String(),
+      totalQuiz: 5,
+      duration: 900,
+    );
+  }
+
+  void copySessionCode(BuildContext context) {
+    Clipboard.setData(ClipboardData(text: sessionCode.value));
+    ScaffoldMessenger.of(context).showSnackBar(
+      const SnackBar(content: Text('Session code disalin!')),
+    );
+  }
+
+  void addUser(UserModel user) {
+    joinedUsers.add(user);
+  }
+
+  void startQuiz() {
+    print("Mulai kuis dengan session: ${sessionCode.value}");
+  }
+}

lib/feature/waiting_room/view/waiting_room_view.dart

@@ -0,0 +1,114 @@
+import 'package:flutter/material.dart';
+import 'package:get/get.dart';
+import 'package:quiz_app/component/global_button.dart';
+import 'package:quiz_app/data/models/user/user_model.dart';
+import 'package:quiz_app/feature/waiting_room/controller/waiting_room_controller.dart';
+import 'package:quiz_app/app/const/colors/app_colors.dart';
+
+class WaitingRoomView extends GetView<WaitingRoomController> {
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      backgroundColor: AppColors.background,
+      appBar: AppBar(title: const Text("Waiting Room")),
+      body: Padding(
+        padding: const EdgeInsets.all(16.0),
+        child: Obx(() {
+          final session = controller.sessionCode.value;
+          final quiz = controller.quizMeta.value;
+          final users = controller.joinedUsers;
+
+          return Column(
+            crossAxisAlignment: CrossAxisAlignment.start,
+            children: [
+              _buildQuizMeta(quiz),
+              const SizedBox(height: 20),
+              _buildSessionCode(context, session),
+              const SizedBox(height: 20),
+              const Text("Peserta yang Bergabung:", style: TextStyle(fontSize: 16, fontWeight: FontWeight.bold)),
+              const SizedBox(height: 10),
+              Expanded(child: Obx(() => _buildUserList(users.toList()))),
+              const SizedBox(height: 16),
+              if (controller.isAdmin.value)
+                GlobalButton(
+                  text: "Mulai Kuis",
+                  onPressed: controller.startQuiz,
+                ),
+            ],
+          );
+        }),
+      ),
+    );
+  }
+
+  Widget _buildSessionCode(BuildContext context, String code) {
+    return Container(
+      padding: const EdgeInsets.all(16),
+      decoration: BoxDecoration(
+        color: AppColors.primaryBlue.withValues(alpha: 0.05),
+        borderRadius: BorderRadius.circular(8),
+        border: Border.all(color: AppColors.primaryBlue),
+      ),
+      child: Row(
+        children: [
+          const Text("Session Code: ", style: TextStyle(fontWeight: FontWeight.bold)),
+          SelectableText(code, style: const TextStyle(fontSize: 16)),
+          const Spacer(),
+          IconButton(
+            icon: const Icon(Icons.copy),
+            tooltip: 'Salin Kode',
+            onPressed: () => controller.copySessionCode(context),
+          ),
+        ],
+      ),
+    );
+  }
+
+  Widget _buildQuizMeta(dynamic quiz) {
+    if (quiz == null) return const SizedBox.shrink();
+    return Container(
+      padding: const EdgeInsets.all(16),
+      decoration: BoxDecoration(
+        color: AppColors.background,
+        border: Border.all(color: AppColors.borderLight),
+        borderRadius: BorderRadius.circular(10),
+      ),
+      child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          const Text("Informasi Kuis:", style: TextStyle(fontWeight: FontWeight.bold)),
+          const SizedBox(height: 8),
+          Text("Judul: ${quiz.title}"),
+          Text("Deskripsi: ${quiz.description}"),
+          Text("Jumlah Soal: ${quiz.totalQuiz}"),
+          Text("Durasi: ${quiz.duration ~/ 60} menit"),
+        ],
+      ),
+    );
+  }
+
+  Widget _buildUserList(List<UserModel> users) {
+    return ListView.separated(
+      itemCount: users.length,
+      separatorBuilder: (_, __) => const SizedBox(height: 10),
+      itemBuilder: (context, index) {
+        final user = users[index];
+        return Container(
+          padding: const EdgeInsets.symmetric(vertical: 10, horizontal: 12),
+          decoration: BoxDecoration(
+            color: AppColors.background,
+            borderRadius: BorderRadius.circular(12),
+            border: Border.all(color: AppColors.borderLight),
+          ),
+          child: Row(
+            children: [
+              CircleAvatar(child: Text(user.name[0])),
+              const SizedBox(width: 12),
+              Text(user.name, style: const TextStyle(fontSize: 16)),
+            ],
+          ),
+        );
+      },
+    );
+  }
+}

pubspec.lock

@@ -248,6 +248,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.5.0"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      sha256: c8245ada5f1717ed44271ed1c26b8ce85ca3228fd2ffdb75468ab01979309d61
+      url: "https://pub.dev"
+    source: hosted
+    version: "1.3.0"
   lucide_icons:
     dependency: "direct main"
     description:
@@ -413,6 +421,22 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  socket_io_client:
+    dependency: "direct main"
+    description:
+      name: socket_io_client
+      sha256: c8471c2c6843cf308a5532ff653f2bcdb7fa9ae79d84d1179920578a06624f0d
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.2"
+  socket_io_common:
+    dependency: transitive
+    description:
+      name: socket_io_common
+      sha256: "162fbaecbf4bf9a9372a62a341b3550b51dcef2f02f3e5830a297fd48203d45b"
+      url: "https://pub.dev"
+    source: hosted
+    version: "3.1.1"
   source_span:
     dependency: transitive
     description:

pubspec.yaml

@@ -42,6 +42,7 @@ dependencies:
   shared_preferences: ^2.5.3
   lucide_icons: ^0.257.0
   google_fonts: ^6.1.0
+  socket_io_client: ^3.1.2
 
 dev_dependencies:
   flutter_test: