feat: adding leave page in the waiting room

lib/app/app.dart

@@ -11,7 +11,7 @@ class MyApp extends StatelessWidget {
   Widget build(BuildContext context) {
     return GetMaterialApp(
       title: 'Quiz App',
-      locale: Get.locale ?? context.locale, // 🔁 This ensures GetX reacts to locale changes
+      locale: Get.locale ?? context.locale,
       fallbackLocale: const Locale('en', 'US'),
       localizationsDelegates: context.localizationDelegates,
       supportedLocales: context.supportedLocales,

lib/component/global_button.dart

@@ -6,11 +6,13 @@ class GlobalButton extends StatelessWidget {
   final VoidCallback? onPressed;
   final String text;
   final ButtonType type;
+  final Color baseColor;
 
   const GlobalButton({
     super.key,
     required this.text,
     required this.onPressed,
+    this.baseColor = const Color(0xFF0052CC),
     this.type = ButtonType.primary,
   });
 
@@ -24,12 +26,12 @@ class GlobalButton extends StatelessWidget {
 
     switch (type) {
       case ButtonType.primary:
-        backgroundColor = const Color(0xFF0052CC);
+        backgroundColor = baseColor;
         foregroundColor = Colors.white;
         break;
       case ButtonType.secondary:
         backgroundColor = Colors.white;
-        foregroundColor = const Color(0xFF0052CC);
+        foregroundColor = baseColor;
         borderColor = const Color(0xFF0052CC);
         break;
       case ButtonType.disabled:

lib/component/global_text_field.dart

@@ -1,5 +1,4 @@
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 
 class GlobalTextField extends StatelessWidget {
   final TextEditingController controller;
@@ -10,6 +9,7 @@ class GlobalTextField extends StatelessWidget {
   final bool obscureText;
   final VoidCallback? onToggleVisibility;
   final TextInputType textInputType;
+  final bool forceUpperCase;
 
   const GlobalTextField(
       {super.key,
@@ -20,6 +20,7 @@ class GlobalTextField extends StatelessWidget {
       this.isPassword = false,
       this.obscureText = false,
       this.onToggleVisibility,
+      this.forceUpperCase = false,
       this.textInputType = TextInputType.text});
 
   @override
@@ -28,7 +29,8 @@ class GlobalTextField extends StatelessWidget {
       controller: controller,
       keyboardType: textInputType,
       obscureText: isPassword ? obscureText : false,
-      maxLines: limitTextLine, // <-- ini tambahan dari limitTextLine
+      maxLines: limitTextLine,
+      textCapitalization: forceUpperCase ? TextCapitalization.characters : TextCapitalization.none,
       decoration: InputDecoration(
         labelText: labelText,
         labelStyle: const TextStyle(

lib/data/services/socket_service.dart

@@ -58,15 +58,21 @@ class SocketService {
   }
 
   void joinRoom({required String sessionCode, required String userId}) {
-    socket.emit('join_room', {
+    var data = {
       'session_code': sessionCode,
       'user_id': userId,
-    });
+    };
+    print(data);
+    socket.emit(
+      'join_room',
+      data,
+    );
   }
 
-  void leaveRoom({required String sessionId, String username = "anonymous"}) {
+  void leaveRoom({required String sessionId, required String userId, String username = "anonymous"}) {
     socket.emit('leave_room', {
       'session_id': sessionId,
+      'user_id': userId,
       'username': username,
     });
   }

lib/feature/join_room/controller/join_room_controller.dart

@@ -27,6 +27,7 @@ class JoinRoomController extends GetxController {
       return;
     }
     _socketService.initSocketConnection();
+    
     _socketService.joinRoom(sessionCode: code, userId: _userController.userData!.id);
     Get.toNamed(AppRoutes.waitRoomPage, arguments: WaitingRoomDTO(false, SessionResponseModel(sessionId: "", sessionCode: code)));
   }

lib/feature/join_room/view/join_room_view.dart

@@ -54,6 +54,7 @@ class JoinRoomView extends GetView<JoinRoomController> {
                     controller: controller.codeController,
                     hintText: context.tr("room_code_hint"),
                     textInputType: TextInputType.text,
+                    forceUpperCase: true,
                   ),
                   const SizedBox(height: 30),
                   GlobalButton(

lib/feature/waiting_room/binding/waiting_room_binding.dart

@@ -1,4 +1,5 @@
 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';
 
@@ -6,6 +7,9 @@ class WaitingRoomBinding extends Bindings {
   @override
   void dependencies() {
     if (!Get.isRegistered<SocketService>()) Get.put(SocketService());
-    Get.lazyPut<WaitingRoomController>(() => WaitingRoomController(Get.find<SocketService>()));
+    Get.lazyPut<WaitingRoomController>(() => WaitingRoomController(
+          Get.find<SocketService>(),
+          Get.find<UserController>(),
+        ));
   }
 }

lib/feature/waiting_room/controller/waiting_room_controller.dart

@@ -2,6 +2,8 @@ import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:get/get.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/core/utils/custom_notification.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';
@@ -10,7 +12,8 @@ import 'package:quiz_app/data/services/socket_service.dart';
 
 class WaitingRoomController extends GetxController {
   final SocketService _socketService;
-  WaitingRoomController(this._socketService);
+  final UserController _userController;
+  WaitingRoomController(this._socketService, this._userController);
 
   final sessionCode = ''.obs;
   final quizMeta = Rx<QuizListingModel?>(null);
@@ -20,6 +23,7 @@ class WaitingRoomController extends GetxController {
   final quizQuestions = <Map<String, dynamic>>[].obs;
   final isQuizStarted = false.obs;
 
+  SessionResponseModel? roomData;
   @override
   void onInit() {
     super.onInit();
@@ -30,10 +34,10 @@ class WaitingRoomController extends GetxController {
   void _loadInitialData() {
     final data = Get.arguments as WaitingRoomDTO;
 
-    SessionResponseModel? roomData = data.data;
+    roomData = data.data;
     isAdmin.value = data.isAdmin;
 
-    sessionCode.value = roomData.sessionCode;
+    sessionCode.value = roomData!.sessionCode;
 
     quizMeta.value = QuizListingModel(
       quizId: "q123",
@@ -49,9 +53,18 @@ class WaitingRoomController extends GetxController {
 
   void _registerSocketListeners() {
     _socketService.roomMessages.listen((data) {
-      final user = data["data"];
-      if (user != null) {
-        joinedUsers.assign(UserModel(id: user['user_id'], name: user['username']));
+      if (data["type"] == "join") {
+        final user = data["data"];
+        if (user != null) {
+          joinedUsers.assign(UserModel(id: user['user_id'], name: user['username']));
+          CustomNotification.success(title: "Participan Joined", message: "${user['username']} has joined to room");
+        }
+      }
+
+      if (data["type"] == "leave") {
+        final userId = data["data"];
+        CustomNotification.warning(title: "Participan Leave", message: "participan leave the room");
+        joinedUsers.removeWhere((e) => e.id == userId);
       }
     });
 
@@ -86,4 +99,12 @@ class WaitingRoomController extends GetxController {
   void startQuiz() {
     _socketService.startQuiz(sessionCode: sessionCode.value);
   }
+
+  void leaveRoom() async {
+    _socketService.leaveRoom(sessionId: roomData!.sessionId, userId: _userController.userData!.id);
+    Get.offAllNamed(AppRoutes.mainPage);
+
+    await Future.delayed(Duration(seconds: 2));
+    _socketService.dispose();
+  }
 }

lib/feature/waiting_room/view/waiting_room_view.dart

@@ -33,7 +33,13 @@ class WaitingRoomView extends GetView<WaitingRoomController> {
                 GlobalButton(
                   text: "Mulai Kuis",
                   onPressed: controller.startQuiz,
-                ),
+                )
+              else
+                GlobalButton(
+                  text: "Tinggalkan Ruangan",
+                  onPressed: controller.leaveRoom,
+                  baseColor: const Color.fromARGB(255, 204, 14, 0),
+                )
             ],
           );
         }),
@@ -68,6 +74,7 @@ class WaitingRoomView extends GetView<WaitingRoomController> {
     if (quiz == null) return const SizedBox.shrink();
     return Container(
       padding: const EdgeInsets.all(16),
+      width: double.infinity,
       decoration: BoxDecoration(
         color: AppColors.background,
         border: Border.all(color: AppColors.borderLight),