fix: adding loading and connection limitation

lib/core/endpoint/api_endpoint.dart

@@ -1,6 +1,6 @@
 class APIEndpoint {
-  // static const String baseUrl = "http://192.168.107.43:5000";
+  static const String baseUrl = "http://192.168.1.13:5000";
-  static const String baseUrl = "http://103.193.178.121:5000";
+  // static const String baseUrl = "http://103.193.178.121:5000";
   static const String api = "$baseUrl/api";
 
   static const String login = "/login";

lib/core/utils/custom_floating_loading.dart

@@ -1,24 +1,32 @@
 import 'package:flutter/material.dart';
-import 'package:get/get.dart';
 
 class CustomFloatingLoading {
-  static const String _dialogId = 'custom_loading';
+  static OverlayEntry? _overlayEntry;
 
-  static void showLoadingDialog() {
+  static void showLoading(BuildContext context) {
-    Get.dialog(
+    if (_overlayEntry != null) return;
-      PopScope(
+
-        canPop: false,
+    _overlayEntry = OverlayEntry(
-        child: const Center(child: CircularProgressIndicator()),
+      builder: (_) => Stack(
+        children: [
+          ModalBarrier(
+            dismissible: false,
+            color: Colors.black.withValues(alpha: 0.5),
+          ),
+          const Center(
+            child: CircularProgressIndicator(),
+          ),
+        ],
       ),
-      barrierDismissible: false,
-      barrierColor: Colors.black.withAlpha(76),
-      name: _dialogId,
     );
+
+    Overlay.of(context).insert(_overlayEntry!);
   }
 
-  static void hideLoadingDialog() {
+  static void hideLoading() {
-    if (Get.isOverlaysOpen) {
+    if (_overlayEntry?.mounted == true) {
-      Get.until((route) => route.settings.name != _dialogId);
+      _overlayEntry?.remove();
-    }
+    }
+    _overlayEntry = null;
   }
 }

lib/feature/detail_quiz/binding/detail_quiz_binding.dart

@@ -1,4 +1,5 @@
 import 'package:get/get.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 import 'package:quiz_app/feature/detail_quiz/controller/detail_quiz_controller.dart';
 
@@ -8,6 +9,11 @@ class DetailQuizBinding extends Bindings {
     if (!Get.isRegistered<QuizService>()) {
       Get.lazyPut<QuizService>(() => QuizService());
     }
-    Get.lazyPut<DetailQuizController>(() => DetailQuizController(Get.find<QuizService>()));
+    Get.lazyPut<DetailQuizController>(
+      () => DetailQuizController(
+        Get.find<QuizService>(),
+        Get.find<ConnectionService>(),
+      ),
+    );
   }
 }

lib/feature/detail_quiz/controller/detail_quiz_controller.dart

@@ -1,17 +1,20 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/core/helper/connection_check.dart';
 import 'package:quiz_app/data/models/base/base_model.dart';
 import 'package:quiz_app/data/models/quiz/library_quiz_model.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 
 class DetailQuizController extends GetxController {
   final QuizService _quizService;
+  final ConnectionService _connectionService;
 
-  DetailQuizController(this._quizService);
+  DetailQuizController(this._quizService, this._connectionService);
 
   RxBool isLoading = true.obs;
 
-  late QuizData data;
+  QuizData? data;
 
   @override
   void onInit() {
@@ -21,6 +24,11 @@ class DetailQuizController extends GetxController {
 
   void loadData() async {
     final quizId = Get.arguments as String;
+    if (!await _connectionService.isHaveConnection()) {
+      ConnectionNotification.noInternedConnection();
+      isLoading.value = false;
+      return;
+    }
     getQuizData(quizId);
   }
 
@@ -32,5 +40,11 @@ class DetailQuizController extends GetxController {
     isLoading.value = false;
   }
 
-  void goToPlayPage() => Get.toNamed(AppRoutes.playQuizPage, arguments: data);
+  void goToPlayPage() {
+    if (!_connectionService.isCurrentlyConnected) {
+      ConnectionNotification.noInternedConnection();
+      return;
+    }
+    Get.toNamed(AppRoutes.playQuizPage, arguments: data);
+  }
 }

lib/feature/detail_quiz/view/detail_quix_view.dart

@@ -30,16 +30,22 @@ class DetailQuizView extends GetView<DetailQuizController> {
       body: SafeArea(
         child: Padding(
           padding: const EdgeInsets.all(20),
-          child: Obx(
+          child: Obx(() {
-            () => controller.isLoading.value
+            if (controller.isLoading.value) {
-                ? const Center(child: LoadingWidget())
+              return const Center(child: LoadingWidget());
-                : SingleChildScrollView(
+            }
+
+            if (controller.data == null) {
+              return const Center(child: Text("Tidak Ditemukan"));
+            }
+
+            return SingleChildScrollView(
               child: Column(
                 crossAxisAlignment: CrossAxisAlignment.start,
                 children: [
                   // Header Section
                   Text(
-                          controller.data.title,
+                    controller.data!.title,
                     style: const TextStyle(
                       fontSize: 22,
                       fontWeight: FontWeight.bold,
@@ -48,7 +54,7 @@ class DetailQuizView extends GetView<DetailQuizController> {
                   ),
                   const SizedBox(height: 8),
                   Text(
-                          controller.data.description ?? "",
+                    controller.data!.description ?? "",
                     style: const TextStyle(
                       fontSize: 14,
                       color: AppColors.softGrayText,
@@ -60,14 +66,14 @@ class DetailQuizView extends GetView<DetailQuizController> {
                       const Icon(Icons.calendar_today_rounded, size: 16, color: AppColors.softGrayText),
                       const SizedBox(width: 6),
                       Text(
-                              controller.data.date ?? "",
+                        controller.data!.date ?? "",
                         style: const TextStyle(fontSize: 12, color: AppColors.softGrayText),
                       ),
                       const SizedBox(width: 12),
                       const Icon(Icons.timer_rounded, size: 16, color: AppColors.softGrayText),
                       const SizedBox(width: 6),
                       Text(
-                              '${controller.data.limitDuration ~/ 60} ${tr('minutes_suffix')}',
+                        '${controller.data!.limitDuration ~/ 60} ${tr('minutes_suffix')}',
                         style: const TextStyle(fontSize: 12, color: AppColors.softGrayText),
                       ),
                     ],
@@ -84,16 +90,16 @@ class DetailQuizView extends GetView<DetailQuizController> {
                   ListView.builder(
                     shrinkWrap: true,
                     physics: const NeverScrollableScrollPhysics(),
-                          itemCount: controller.data.questionListings.length,
+                    itemCount: controller.data!.questionListings.length,
                     itemBuilder: (context, index) {
-                            final question = controller.data.questionListings[index];
+                      final question = controller.data!.questionListings[index];
                       return _buildQuestionItem(question, index + 1);
                     },
                   ),
                 ],
               ),
-                  ),
+            );
-          ),
+          }),
         ),
       ),
     );

lib/feature/history/binding/history_binding.dart

@@ -1,5 +1,6 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/history_service.dart';
 import 'package:quiz_app/feature/history/controller/history_controller.dart';
 
@@ -7,6 +8,12 @@ class HistoryBinding extends Bindings {
   @override
   void dependencies() {
     Get.lazyPut<HistoryService>(() => HistoryService());
-    Get.lazyPut(() => HistoryController(Get.find<HistoryService>(), Get.find<UserController>()));
+    Get.lazyPut(
+      () => HistoryController(
+        Get.find<HistoryService>(),
+        Get.find<UserController>(),
+        Get.find<ConnectionService>(),
+      ),
+    );
   }
 }

lib/feature/history/controller/history_controller.dart

@@ -1,14 +1,21 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/core/helper/connection_check.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
 import 'package:quiz_app/data/models/history/quiz_history.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/history_service.dart';
 
 class HistoryController extends GetxController {
   final HistoryService _historyService;
   final UserController _userController;
+  final ConnectionService _connectionService;
 
-  HistoryController(this._historyService, this._userController);
+  HistoryController(
+    this._historyService,
+    this._userController,
+    this._connectionService,
+  );
 
   RxBool isLoading = true.obs;
 
@@ -17,10 +24,15 @@ class HistoryController extends GetxController {
   @override
   void onInit() {
     super.onInit();
-    loadDummyHistory();
+    loadHistory();
+  }
+
+  void loadHistory() async {
+    if (!await _connectionService.isHaveConnection()) {
+      ConnectionNotification.noInternedConnection();
+      return;
     }
 
-  void loadDummyHistory() async {
     historyList.value = await _historyService.getHistory(_userController.userData!.id) ?? [];
     isLoading.value = false;
   }

lib/feature/home/binding/home_binding.dart

@@ -1,4 +1,6 @@
 import 'package:get/get.dart';
+import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 import 'package:quiz_app/data/services/subject_service.dart';
 import 'package:quiz_app/feature/home/controller/home_controller.dart';
@@ -10,8 +12,10 @@ class HomeBinding extends Bindings {
     Get.lazyPut<SubjectService>(() => SubjectService());
     Get.lazyPut<HomeController>(
       () => HomeController(
+        Get.find<UserController>(),
         Get.find<QuizService>(),
         Get.find<SubjectService>(),
+        Get.find<ConnectionService>(),
       ),
     );
   }

lib/feature/home/controller/home_controller.dart

@@ -1,24 +1,28 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/app/const/enums/listing_type.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/core/helper/connection_check.dart';
 import 'package:quiz_app/core/utils/logger.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
 import 'package:quiz_app/data/models/base/base_model.dart';
 import 'package:quiz_app/data/models/quiz/quiz_listing_model.dart';
 import 'package:quiz_app/data/models/subject/subject_model.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 import 'package:quiz_app/data/services/subject_service.dart';
 import 'package:quiz_app/feature/navigation/controllers/navigation_controller.dart';
 
 class HomeController extends GetxController {
-  final UserController _userController = Get.find<UserController>();
+  final UserController _userController;
-
   final QuizService _quizService;
   final SubjectService _subjectService;
+  final ConnectionService _connectionService;
 
   HomeController(
+    this._userController,
     this._quizService,
     this._subjectService,
+    this._connectionService,
   );
 
   RxInt timeStatus = 1.obs;
@@ -39,6 +43,10 @@ class HomeController extends GetxController {
   }
 
   void _getRecomendationQuiz() async {
+    if (!await _connectionService.isHaveConnection()) {
+      ConnectionNotification.noInternedConnection();
+      return;
+    }
     BaseResponseModel? response = await _quizService.recommendationQuiz(userId: _userController.userData!.id);
     if (response != null) {
       data.assignAll(response.data as List<QuizListingModel>);
@@ -46,6 +54,7 @@ class HomeController extends GetxController {
   }
 
   void loadSubjectData() async {
+    if (!_connectionService.isCurrentlyConnected) return;
     try {
       final response = await _subjectService.getSubject();
       subjects.assignAll(response.data!);

lib/feature/home/view/component/user_gretings.dart

@@ -5,6 +5,7 @@ class UserGretingsComponent extends StatelessWidget {
   final String userName;
   final String? userImage;
   final int greatingStatus;
+
   const UserGretingsComponent({
     super.key,
     required this.userName,

lib/feature/join_room/controller/join_room_controller.dart

@@ -41,13 +41,13 @@ class JoinRoomController extends GetxController {
       );
       return;
     }
-    CustomFloatingLoading.showLoadingDialog();
+    CustomFloatingLoading.showLoading(Get.overlayContext!);
     _socketService.initSocketConnection();
 
     _socketService.joinRoom(sessionCode: code, userId: _userController.userData!.id);
     _socketService.errors.listen((error) {
       CustomNotification.error(title: "not found", message: "Ruangan tidak ditemukan");
-      CustomFloatingLoading.hideLoadingDialog();
+      CustomFloatingLoading.hideLoading();
     });
 
     _socketService.roomMessages.listen((data) {
@@ -56,7 +56,7 @@ class JoinRoomController extends GetxController {
         final Map<String, dynamic> sessionInfoJson = dataPayload["session_info"];
         final Map<String, dynamic> quizInfoJson = dataPayload["quiz_info"];
 
-        // CustomFloatingLoading.hideLoadingDialog(context);
+        // CustomFloatingLoading.showLoading(context);
         Get.toNamed(
           AppRoutes.waitRoomPage,
           arguments: WaitingRoomDTO(

lib/feature/library/binding/library_binding.dart

@@ -1,5 +1,6 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 import 'package:quiz_app/feature/library/controller/library_controller.dart';
 
@@ -9,6 +10,10 @@ class LibraryBinding extends Bindings {
     if (!Get.isRegistered<QuizService>()) {
       Get.lazyPut<QuizService>(() => QuizService());
     }
-    Get.lazyPut<LibraryController>(() => LibraryController(Get.find<QuizService>(), Get.find<UserController>()));
+    Get.lazyPut<LibraryController>(() => LibraryController(
+          Get.find<QuizService>(),
+          Get.find<UserController>(),
+          Get.find<ConnectionService>(),
+        ));
   }
 }

lib/feature/library/controller/library_controller.dart

@@ -1,19 +1,26 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/core/helper/connection_check.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
 import 'package:quiz_app/data/models/base/base_model.dart';
 import 'package:quiz_app/data/models/quiz/quiz_listing_model.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 
 class LibraryController extends GetxController {
+  final QuizService _quizService;
+  final UserController _userController;
+  final ConnectionService _connectionService;
+
+  LibraryController(
+    this._quizService,
+    this._userController,
+    this._connectionService,
+  );
+
   RxList<QuizListingModel> quizs = <QuizListingModel>[].obs;
   RxBool isLoading = true.obs;
   RxString emptyMessage = "".obs;
-
-  final QuizService _quizService;
-  final UserController _userController;
-  LibraryController(this._quizService, this._userController);
-
   int currentPage = 1;
 
   @override
@@ -23,6 +30,10 @@ class LibraryController extends GetxController {
   }
 
   void loadUserQuiz() async {
+    if (!await _connectionService.isHaveConnection()) {
+      ConnectionNotification.noInternedConnection();
+      return;
+    }
     try {
       isLoading.value = true;
       BaseResponseModel<List<QuizListingModel>>? response = await _quizService.userQuiz(_userController.userData!.id, currentPage);

lib/feature/login/controllers/login_controller.dart

@@ -37,13 +37,15 @@ class LoginController extends GetxController {
   final RxBool isPasswordHidden = true.obs;
   final RxBool isLoading = false.obs;
 
+  late Worker _connectionWorker;
+
   @override
   void onInit() {
     super.onInit();
     emailController.addListener(validateFields);
     passwordController.addListener(validateFields);
 
-    ever(_connectionService.isConnected, (value) {
+    _connectionWorker = ever(_connectionService.isConnected, (value) {
       if (!value) {
         ConnectionNotification.noInternedConnection();
       } else {
@@ -88,7 +90,7 @@ class LoginController extends GetxController {
     }
     try {
       isLoading.value = true;
-      CustomFloatingLoading.showLoadingDialog();
+      CustomFloatingLoading.showLoading(Get.overlayContext!);
 
       final LoginResponseModel response = await _authService.loginWithEmail(
         LoginRequestModel(email: email, password: password),
@@ -99,11 +101,11 @@ class LoginController extends GetxController {
       await _userStorageService.saveUser(userEntity);
       _userController.setUserFromEntity(userEntity);
       _userStorageService.isLogged = true;
-      CustomFloatingLoading.hideLoadingDialog();
+      CustomFloatingLoading.hideLoading();
       Get.offAllNamed(AppRoutes.mainPage);
     } catch (e, stackTrace) {
       logC.e(e, stackTrace: stackTrace);
-      CustomFloatingLoading.hideLoadingDialog();
+      CustomFloatingLoading.hideLoading();
       CustomNotification.error(title: "Gagal", message: "Periksa kembali email dan kata sandi Anda");
     }
   }
@@ -114,12 +116,12 @@ class LoginController extends GetxController {
       return;
     }
     try {
-      CustomFloatingLoading.showLoadingDialog();
+      CustomFloatingLoading.showLoading(Get.overlayContext!);
       final user = await _googleAuthService.signIn();
       if (user == null) {
         Get.snackbar("Kesalahan", "Masuk dengan Google dibatalkan");
 
-        CustomFloatingLoading.hideLoadingDialog();
+        CustomFloatingLoading.hideLoading();
         return;
       }
 
@@ -127,7 +129,7 @@ class LoginController extends GetxController {
       if (idToken == null || idToken.isEmpty) {
         Get.snackbar("Kesalahan", "Tidak menerima ID Token dari Google");
 
-        CustomFloatingLoading.hideLoadingDialog();
+        CustomFloatingLoading.hideLoading();
         return;
       }
 
@@ -137,7 +139,7 @@ class LoginController extends GetxController {
       await _userStorageService.saveUser(userEntity);
       _userController.setUserFromEntity(userEntity);
       _userStorageService.isLogged = true;
-      CustomFloatingLoading.hideLoadingDialog();
+      CustomFloatingLoading.hideLoading();
       Get.offAllNamed(AppRoutes.mainPage);
     } catch (e, stackTrace) {
       logC.e("Google Sign-In Error: $e", stackTrace: stackTrace);
@@ -160,4 +162,10 @@ class LoginController extends GetxController {
       phone: response.phone,
     );
   }
+
+  @override
+  void onClose() {
+    _connectionWorker.dispose();
+    super.onClose();
+  }
 }

lib/feature/navigation/bindings/navigation_binding.dart

@@ -1,10 +1,11 @@
 // feature/navbar/binding/navbar_binding.dart
 import 'package:get/get.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/feature/navigation/controllers/navigation_controller.dart';
 
 class NavbarBinding extends Bindings {
   @override
   void dependencies() {
-    Get.lazyPut<NavigationController>(() => NavigationController());
+    Get.lazyPut<NavigationController>(() => NavigationController(Get.find<ConnectionService>()));
   }
 }

lib/feature/navigation/controllers/navigation_controller.dart

@@ -1,8 +1,14 @@
 import 'package:get/get.dart';
+import 'package:quiz_app/core/helper/connection_check.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 
 class NavigationController extends GetxController {
   RxInt selectedIndex = 0.obs;
 
+  final ConnectionService _connectionService;
+
+  NavigationController(this._connectionService);
+
   @override
   void onInit() {
     super.onInit();
@@ -12,6 +18,18 @@ class NavigationController extends GetxController {
     }
   }
 
+  @override
+  void onReady() {
+    ever(_connectionService.isConnected, (value) {
+      if (!value) {
+        ConnectionNotification.noInternedConnection();
+      } else {
+        ConnectionNotification.internetConnected();
+      }
+    });
+    super.onReady();
+  }
+
   void changePage(int page) {
     selectedIndex.value = page;
   }

lib/feature/profile/binding/profile_binding.dart

@@ -1,5 +1,6 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/google_auth_service.dart';
 import 'package:quiz_app/data/services/user_service.dart';
 import 'package:quiz_app/data/services/user_storage_service.dart';
@@ -15,6 +16,7 @@ class ProfileBinding extends Bindings {
           Get.find<UserStorageService>(),
           Get.find<GoogleAuthService>(),
           Get.find<UserService>(),
+          Get.find<ConnectionService>(),
         ));
   }
 }

lib/feature/profile/binding/update_profile_binding.dart

@@ -1,5 +1,6 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/user_service.dart';
 import 'package:quiz_app/data/services/user_storage_service.dart';
 import 'package:quiz_app/feature/profile/controller/update_profile_controller.dart';
@@ -12,6 +13,7 @@ class UpdateProfileBinding extends Bindings {
           Get.find<UserService>(),
           Get.find<UserController>(),
           Get.find<UserStorageService>(),
+          Get.find<ConnectionService>(),
         ));
   }
 }

lib/feature/profile/controller/profile_controller.dart

@@ -8,6 +8,7 @@ import 'package:quiz_app/core/endpoint/api_endpoint.dart';
 import 'package:quiz_app/core/utils/logger.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
 import 'package:quiz_app/data/models/user/user_stat_model.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/google_auth_service.dart';
 import 'package:quiz_app/data/services/user_service.dart';
 import 'package:quiz_app/data/services/user_storage_service.dart';
@@ -18,12 +19,14 @@ class ProfileController extends GetxController {
   final UserStorageService _userStorageService;
   final GoogleAuthService _googleAuthService;
   final UserService _userService;
+  final ConnectionService _connectionService;
 
   ProfileController(
     this._userController,
     this._userStorageService,
     this._googleAuthService,
     this._userService,
+    this._connectionService,
   );
 
   // User basic info
@@ -74,6 +77,9 @@ class ProfileController extends GetxController {
   }
 
   void loadUserStat() async {
+    if (!await _connectionService.isHaveConnection()) {
+      return;
+    }
     try {
       final result = await _userService.getUserStat(_userController.userData!.id);
       if (result != null) {

lib/feature/profile/controller/update_profile_controller.dart

@@ -1,9 +1,12 @@
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
+import 'package:quiz_app/core/helper/connection_check.dart';
 import 'package:quiz_app/core/utils/custom_floating_loading.dart';
 import 'package:quiz_app/core/utils/custom_notification.dart';
+import 'package:quiz_app/core/utils/logger.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
 import 'package:quiz_app/data/entity/user/user_entity.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/user_service.dart';
 import 'package:quiz_app/data/services/user_storage_service.dart';
 
@@ -11,11 +14,13 @@ class UpdateProfileController extends GetxController {
   final UserController _userController;
   final UserStorageService _userStorageService;
   final UserService _userService;
+  final ConnectionService _connectionService;
 
   UpdateProfileController(
     this._userService,
     this._userController,
     this._userStorageService,
+    this._connectionService,
   );
 
   final nameController = TextEditingController();
@@ -44,25 +49,37 @@ class UpdateProfileController extends GetxController {
     final name = nameController.text.trim();
     final phone = phoneController.text.trim();
     final birthDate = birthDateController.text.trim();
-    print(birthDate);
 
     if (name.isEmpty || phone.isEmpty || birthDate.isEmpty) {
-      Get.snackbar('Validation Error', 'All fields must be filled.', snackPosition: SnackPosition.TOP);
+      CustomNotification.error(
+        title: 'Validation Error',
+        message: 'All fields must be filled.',
+      );
       return false;
     }
 
     if (!_isValidDateFormat(birthDate)) {
-      Get.snackbar('Validation Error', 'birth date must valid.', snackPosition: SnackPosition.TOP);
+      CustomNotification.error(
+        title: 'Validation Error',
+        message: 'birth date must valid.',
+      );
       return false;
     }
     return true;
   }
 
   Future<void> saveProfile() async {
+    if (!await _connectionService.isHaveConnection()) {
+      // Get.back();
+
+      ConnectionNotification.noInternedConnection();
+      return;
+    }
+
     if (!_validateInputs()) return;
 
-    CustomFloatingLoading.showLoadingDialog();
+    try {
-
+      CustomFloatingLoading.showLoading(Get.overlayContext!);
       final isSuccessUpdate = await _userService.updateProfileData(
         _userController.userData!.id,
         nameController.text.trim(),
@@ -94,11 +111,14 @@ class UpdateProfileController extends GetxController {
           _userController.userImage.value = userNew.picUrl;
         }
       }
+      CustomFloatingLoading.hideLoading();
 
       Get.back();
-
       CustomNotification.success(title: "Success", message: "Profile updated successfully");
-    CustomFloatingLoading.hideLoadingDialog();
+    } catch (e) {
+      CustomNotification.success(title: "something wrong", message: "failed to update profile");
+      logC.e(e);
+    }
   }
 
   bool _isValidDateFormat(String date) {

lib/feature/quiz_creation/binding/quiz_creation_binding.dart

@@ -1,4 +1,5 @@
 import "package:get/get.dart";
+import "package:quiz_app/data/services/connection_service.dart";
 import "package:quiz_app/data/services/quiz_service.dart";
 import "package:quiz_app/feature/quiz_creation/controller/quiz_creation_controller.dart";
 
@@ -9,6 +10,7 @@ class QuizCreationBinding extends Bindings {
     Get.lazyPut<QuizCreationController>(
       () => QuizCreationController(
         Get.find<QuizService>(),
+        Get.find<ConnectionService>(),
       ),
     );
   }

lib/feature/quiz_creation/controller/quiz_creation_controller.dart

@@ -5,16 +5,22 @@ import 'package:quiz_app/app/const/enums/question_type.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
 import 'package:quiz_app/component/notification/delete_confirmation.dart';
 import 'package:quiz_app/component/notification/pop_up_confirmation.dart';
+import 'package:quiz_app/core/helper/connection_check.dart';
 import 'package:quiz_app/core/utils/custom_floating_loading.dart';
+import 'package:quiz_app/core/utils/custom_notification.dart';
 import 'package:quiz_app/core/utils/logger.dart';
 import 'package:quiz_app/data/models/base/base_model.dart';
 import 'package:quiz_app/data/models/quiz/quiestion_data_model.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 
 class QuizCreationController extends GetxController {
   final QuizService _quizService;
-
+  final ConnectionService _connectionService;
-  QuizCreationController(this._quizService);
+  QuizCreationController(
+    this._quizService,
+    this._connectionService,
+  );
 
   final TextEditingController inputSentenceTC = TextEditingController();
   final TextEditingController questionTC = TextEditingController();
@@ -224,7 +230,16 @@ class QuizCreationController extends GetxController {
   }
 
   void generateQuiz() async {
-    CustomFloatingLoading.showLoadingDialog();
+    if (!await _connectionService.isHaveConnection()) {
+      ConnectionNotification.noInternedConnection();
+      return;
+    }
+
+    if (inputSentenceTC.text.trim().isEmpty) {
+      CustomNotification.error(title: "Gagal", message: "kalimat atau paragraph tidak boleh kosong");
+      return;
+    }
+    CustomFloatingLoading.showLoading(Get.overlayContext!);
 
     try {
       BaseResponseModel<List<RawQuizModel>> response = await _quizService.createQuizAuto(inputSentenceTC.text);
@@ -262,7 +277,7 @@ class QuizCreationController extends GetxController {
     } catch (e) {
       logC.e("Error while generating quiz: $e");
     } finally {
-      CustomFloatingLoading.hideLoadingDialog();
+      CustomFloatingLoading.hideLoading();
       isGenerate.value = false;
 
       if (quizData.isNotEmpty && selectedQuizIndex.value == 0) {

lib/feature/quiz_preview/binding/quiz_preview_binding.dart

@@ -1,5 +1,6 @@
 import 'package:get/get.dart';
 import 'package:quiz_app/data/controllers/user_controller.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 import 'package:quiz_app/data/services/subject_service.dart';
 import 'package:quiz_app/feature/quiz_preview/controller/quiz_preview_controller.dart';
@@ -13,6 +14,7 @@ class QuizPreviewBinding extends Bindings {
           Get.find<QuizService>(),
           Get.find<UserController>(),
           Get.find<SubjectService>(),
+          Get.find<ConnectionService>(),
         ));
   }
 }

lib/feature/quiz_preview/controller/quiz_preview_controller.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 import 'package:quiz_app/app/const/enums/question_type.dart';
 import 'package:quiz_app/app/routes/app_pages.dart';
+import 'package:quiz_app/core/helper/connection_check.dart';
 import 'package:quiz_app/core/utils/custom_floating_loading.dart';
 import 'package:quiz_app/core/utils/custom_notification.dart';
 import 'package:quiz_app/core/utils/logger.dart';
@@ -10,6 +11,7 @@ import 'package:quiz_app/data/models/quiz/question_create_request.dart';
 import 'package:quiz_app/data/models/quiz/question_listings_model.dart';
 import 'package:quiz_app/data/models/quiz/quiestion_data_model.dart';
 import 'package:quiz_app/data/models/subject/subject_model.dart';
+import 'package:quiz_app/data/services/connection_service.dart';
 import 'package:quiz_app/data/services/quiz_service.dart';
 import 'package:quiz_app/data/services/subject_service.dart';
 
@@ -20,11 +22,13 @@ class QuizPreviewController extends GetxController {
   final QuizService _quizService;
   final UserController _userController;
   final SubjectService _subjectService;
+  final ConnectionService _connectionService;
 
   QuizPreviewController(
     this._quizService,
     this._userController,
     this._subjectService,
+    this._connectionService,
   );
 
   RxBool isPublic = false.obs;
@@ -70,6 +74,10 @@ class QuizPreviewController extends GetxController {
 
   Future<void> onSaveQuiz() async {
     try {
+      if (!await _connectionService.isHaveConnection()) {
+        ConnectionNotification.noInternedConnection();
+        return;
+      }
       if (isLoading.value) return;
 
       final title = titleController.text.trim();
@@ -92,7 +100,7 @@ class QuizPreviewController extends GetxController {
       }
 
       isLoading.value = true;
-      CustomFloatingLoading.showLoadingDialog();
+      CustomFloatingLoading.showLoading(Get.overlayContext!);
 
       final now = DateTime.now();
       final String formattedDate = "${now.day.toString().padLeft(2, '0')}-${now.month.toString().padLeft(2, '0')}-${now.year}";
@@ -122,7 +130,6 @@ class QuizPreviewController extends GetxController {
       logC.e(e);
     } finally {
       isLoading.value = false;
-      // CustomFloatingLoading.hideLoadingDialog();
     }
   }
 

lib/feature/register/controller/register_controller.dart

@@ -81,7 +81,7 @@ class RegisterController extends GetxController {
     }
 
     try {
-      CustomFloatingLoading.showLoadingDialog();
+      CustomFloatingLoading.showLoading(Get.overlayContext!);
       await _authService.register(
         RegisterRequestModel(
           email: email,
@@ -93,10 +93,10 @@ class RegisterController extends GetxController {
       );
 
       Get.back();
-      CustomFloatingLoading.hideLoadingDialog();
+      CustomFloatingLoading.hideLoading();
       CustomNotification.success(title: "Pendaftaran Berhasil", message: "Akun berhasil dibuat");
     } catch (e) {
-      CustomFloatingLoading.hideLoadingDialog();
+      CustomFloatingLoading.hideLoading();
 
       String errorMessage = e.toString().replaceFirst("Exception: ", "");