feat: update API endpoints, enhance error handling, and improve UI responsiveness

.vscode/settings.json

@@ -1,3 +1,3 @@
 {
-  "dart.flutterSdkPath": ".fvm/versions/3.27.0-0.2.pre"
+	"dart.flutterSdkPath": "C:\\tools\\flutter"
 }

android/app/src/main/AndroidManifest.xml

@@ -1,11 +1,12 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
-<uses-permission android:name="android.permission.INTERNET"/>
+    <uses-permission android:name="android.permission.INTERNET"/>
     <uses-permission android:name="android.permission.MODIFY_AUDIO_SETTINGS"/>
     <uses-permission android:name="android.permission.RECORD_AUDIO"/>
     <application
         android:label="SEALS"
         android:name="${applicationName}"
-        android:icon="@mipmap/ic_launcher">
+        android:icon="@mipmap/ic_launcher"
+        android:usesCleartextTraffic="true"> 
         <activity
             android:name=".MainActivity"
             android:exported="true"

lib/core/services/constants.dart

@@ -1,3 +1,3 @@
-const String baseUrl = 'http://54.173.167.62/';
+const String baseUrl = 'https://api.seals.id/';
 
-const String mediaUrl = 'http://54.173.167.62/api/uploads/';
+const String mediaUrl = 'https://api.seals.id/api/uploads/';

lib/core/services/dio_client.dart

@@ -9,7 +9,7 @@ class DioClient {
   DioClient() {
     _dio.options.baseUrl = baseUrl;
     _dio.options.connectTimeout = const Duration(seconds: 10);
-    _dio.options.receiveTimeout = const Duration(seconds: 15);
+    _dio.options.receiveTimeout = const Duration(seconds: 30);
   }
 
   Future<Response> refreshAccessToken(String refreshToken) async {

lib/core/widgets/back_handler.dart

@@ -0,0 +1,37 @@
+import 'package:flutter/material.dart';
+
+mixin BackHandlerMixin<T extends StatefulWidget> on State<T> {
+  DateTime? currentBackPressTime;
+
+  Future<bool> onWillPop() async {
+    DateTime now = DateTime.now();
+
+    if (currentBackPressTime == null ||
+        now.difference(currentBackPressTime!) > const Duration(seconds: 2)) {
+      currentBackPressTime = now;
+
+      ScaffoldMessenger.of(context).showSnackBar(
+        const SnackBar(
+          content: Text('Press back again to exit'),
+          duration: Duration(seconds: 2),
+          backgroundColor: Colors.black87,
+          behavior: SnackBarBehavior.floating,
+          margin: EdgeInsets.all(16),
+          shape: RoundedRectangleBorder(
+            borderRadius: BorderRadius.all(Radius.circular(8)),
+          ),
+        ),
+      );
+
+      return false;
+    }
+    return true;
+  }
+
+  Widget wrapWithBackHandler({required Widget child}) {
+    return WillPopScope(
+      onWillPop: onWillPop,
+      child: child,
+    );
+  }
+}

lib/core/widgets/custom_snackbar.dart

@@ -19,7 +19,7 @@ class CustomSnackBar {
         behavior: SnackBarBehavior.floating,
         margin: const EdgeInsets.all(16),
         duration: duration,
-        dismissDirection: DismissDirection.horizontal,
+        dismissDirection: DismissDirection.vertical,
         shape: RoundedRectangleBorder(
           borderRadius: BorderRadius.circular(10),
         ),
@@ -46,7 +46,7 @@ class CustomSnackBar {
         behavior: behavior,
         margin: const EdgeInsets.all(16),
         duration: duration,
-        dismissDirection: DismissDirection.horizontal,
+        dismissDirection: DismissDirection.vertical,
         shape: RoundedRectangleBorder(
           borderRadius: BorderRadius.circular(10),
         ),

lib/features/history/models/history_model.dart

@@ -37,8 +37,11 @@ class HistoryModel {
   }
 
   String get formattedDate {
-    return studentFinish != null
+    if (studentFinish == null) {
-        ? DateFormat('yyyy-MM-dd HH:mm').format(studentFinish!)
+      return 'N/A';
-        : 'N/A';
+    }
+
+    final wibDateTime = studentFinish!.add(const Duration(hours: 7));
+    return '${DateFormat('yyyy-MM-dd HH:mm').format(wibDateTime)} WIB';
   }
 }

lib/features/history/screens/history_screen.dart

@@ -62,7 +62,6 @@ class _HistoryScreenState extends State<HistoryScreen> {
     }
   }
 
-  // Tambahkan method untuk shimmer loading
   Widget _buildShimmerLoading() {
     return ListView.builder(
       itemCount: 5,
@@ -130,24 +129,20 @@ class _HistoryScreenState extends State<HistoryScreen> {
   }
 
   Widget _buildContent(BuildContext context, HistoryProvider historyProvider) {
-    // Prioritaskan initial loading
     if (_isInitialLoading || historyProvider.isLoading) {
       return _buildShimmerLoading();
     }
 
-    // Tangani error
     if (historyProvider.error != null) {
       return isNotFoundError(historyProvider.error!)
           ? _buildEmptyState(context)
           : _buildErrorState(context, historyProvider.error!);
     }
 
-    // Tampilkan empty state jika tidak ada history
     if (historyProvider.historyModel.isEmpty) {
       return _buildEmptyState(context);
     }
 
-    // Tampilkan daftar history dengan refresh indicator
     return RefreshIndicator(
       onRefresh: _refreshHistory,
       child: AnimatedSwitcher(
@@ -239,46 +234,54 @@ class _HistoryScreenState extends State<HistoryScreen> {
   }
 
   Widget _buildEmptyState(BuildContext context) {
-    return Container(
+    return RefreshIndicator(
-      decoration: BoxDecoration(
+      onRefresh: _refreshHistory,
-        borderRadius: BorderRadius.circular(12),
+      child: ListView(
-        color: AppColors.whiteColor,
+        physics: const AlwaysScrollableScrollPhysics(),
-      ),
+        children: [
-      child: Padding(
+          Container(
-        padding: const EdgeInsets.all(16.0),
+            decoration: BoxDecoration(
-        child: Column(
+              borderRadius: BorderRadius.circular(12),
-          mainAxisSize: MainAxisSize.min,
+              color: AppColors.whiteColor,
-          children: [
+            ),
-            Text(
+            child: Padding(
-              'Still New?',
+              padding: const EdgeInsets.all(16.0),
-              style: AppTextStyles.blackTextStyle.copyWith(
+              child: Column(
-                fontSize: 18,
+                mainAxisSize: MainAxisSize.min,
-                fontWeight: FontWeight.bold,
+                children: [
+                  Text(
+                    'Still New?',
+                    style: AppTextStyles.blackTextStyle.copyWith(
+                      fontSize: 18,
+                      fontWeight: FontWeight.bold,
+                    ),
+                  ),
+                  Text(
+                    'Begin your journey!',
+                    style: AppTextStyles.disableTextStyle.copyWith(
+                      fontSize: 14,
+                      fontWeight: FontWeight.w500,
+                    ),
+                  ),
+                  const SizedBox(height: 16),
+                  SvgPicture.asset(
+                    'lib/features/history/assets/images/is_empty_illustration.svg',
+                    width: 160,
+                  ),
+                  const SizedBox(height: 32),
+                  GlobalButton(
+                    text: 'Explore',
+                    backgroundColor: AppColors.yellowButtonColor,
+                    textColor: AppColors.blackColor,
+                    onPressed: () {
+                      HomeScreen.navigateToTab(context, 1);
+                    },
+                  ),
+                ],
               ),
             ),
-            Text(
+          ),
-              'Begin your journey!',
+        ],
-              style: AppTextStyles.disableTextStyle.copyWith(
-                fontSize: 14,
-                fontWeight: FontWeight.w500,
-              ),
-            ),
-            const SizedBox(height: 16),
-            SvgPicture.asset(
-              'lib/features/history/assets/images/is_empty_illustration.svg',
-              width: 160,
-            ),
-            const SizedBox(height: 32),
-            GlobalButton(
-              text: 'Explore',
-              backgroundColor: AppColors.yellowButtonColor,
-              textColor: AppColors.blackColor,
-              onPressed: () {
-                HomeScreen.navigateToTab(context, 1);
-              },
-            ),
-          ],
-        ),
       ),
     );
   }

lib/features/home/screens/home_screen.dart

@@ -1,5 +1,6 @@
 import 'package:bootstrap_icons/bootstrap_icons.dart';
 import 'package:carousel_slider/carousel_slider.dart';
+import 'package:english_learning/core/widgets/back_handler.dart';
 import 'package:english_learning/core/widgets/custom_button.dart';
 import 'package:english_learning/features/auth/provider/user_provider.dart';
 import 'package:english_learning/features/history/provider/history_provider.dart';
@@ -39,7 +40,7 @@ class HomeScreen extends StatefulWidget {
   }
 }
 
-class _HomeScreenState extends State<HomeScreen> {
+class _HomeScreenState extends State<HomeScreen> with BackHandlerMixin {
   final PageController _pageController = PageController();
   int _selectedIndex = 0;
 
@@ -59,83 +60,84 @@ class _HomeScreenState extends State<HomeScreen> {
 
   @override
   Widget build(BuildContext context) {
-    return DefaultTabController(
+    return wrapWithBackHandler(
-      length: 4,
+      child: DefaultTabController(
-      child: Scaffold(
+        length: 4,
-        body: Container(
+        child: Scaffold(
-          color: AppColors.bgSoftColor,
+          body: Container(
-          child: PageView(
+            color: AppColors.bgSoftColor,
-            physics: const NeverScrollableScrollPhysics(),
+            child: PageView(
-            controller: _pageController,
+              physics: const NeverScrollableScrollPhysics(),
-            children: _screens,
+              controller: _pageController,
-            onPageChanged: (index) {
+              children: _screens,
-              setState(() {
+              onPageChanged: (index) {
-                _selectedIndex = index;
+                setState(() {
-              });
+                  _selectedIndex = index;
-            },
+                });
-          ),
-        ),
-        bottomNavigationBar: Container(
-          decoration: BoxDecoration(
-            gradient: AppColors.gradientTheme,
-            borderRadius: const BorderRadius.only(
-              topLeft: Radius.circular(20),
-              topRight: Radius.circular(20),
-            ),
-          ),
-          child: Padding(
-            padding: const EdgeInsets.only(
-              top: 20,
-              bottom: 24,
-              left: 16,
-              right: 16,
-            ),
-            child: GNav(
-              activeColor: AppColors.blueColor,
-              tabBackgroundColor: AppColors.whiteColor,
-              tabBorderRadius: 100,
-              color: AppColors.whiteColor,
-              iconSize: 20,
-              gap: 8,
-              selectedIndex: _selectedIndex,
-              onTabChange: (index) async {
-                if (index == 2 && _selectedIndex != 2) {
-                  // Only if switching TO history tab
-                  final historyProvider =
-                      Provider.of<HistoryProvider>(context, listen: false);
-                  final userProvider =
-                      Provider.of<UserProvider>(context, listen: false);
-
-                  if (!historyProvider.isInitialized) {
-                    await historyProvider
-                        .loadInitialData(userProvider.jwtToken!);
-                  }
-                }
-
-                navigateToTab(index);
               },
-              padding: const EdgeInsets.symmetric(
+            ),
-                horizontal: 16,
+          ),
-                vertical: 8,
+          bottomNavigationBar: Container(
+            decoration: BoxDecoration(
+              gradient: AppColors.gradientTheme,
+              borderRadius: const BorderRadius.only(
+                topLeft: Radius.circular(20),
+                topRight: Radius.circular(20),
               ),
-              tabs: const [
+            ),
-                GButton(
+            child: Padding(
-                  icon: BootstrapIcons.house,
+              padding: const EdgeInsets.only(
-                  text: 'Home',
+                top: 20,
+                bottom: 24,
+                left: 16,
+                right: 16,
+              ),
+              child: GNav(
+                activeColor: AppColors.blueColor,
+                tabBackgroundColor: AppColors.whiteColor,
+                tabBorderRadius: 100,
+                color: AppColors.whiteColor,
+                iconSize: 20,
+                gap: 8,
+                selectedIndex: _selectedIndex,
+                onTabChange: (index) async {
+                  if (index == 2 && _selectedIndex != 2) {
+                    final historyProvider =
+                        Provider.of<HistoryProvider>(context, listen: false);
+                    final userProvider =
+                        Provider.of<UserProvider>(context, listen: false);
+
+                    if (!historyProvider.isInitialized) {
+                      await historyProvider
+                          .loadInitialData(userProvider.jwtToken!);
+                    }
+                  }
+
+                  navigateToTab(index);
+                },
+                padding: const EdgeInsets.symmetric(
+                  horizontal: 16,
+                  vertical: 8,
                 ),
-                GButton(
+                tabs: const [
-                  icon: BootstrapIcons.book,
+                  GButton(
-                  text: 'Learning',
+                    icon: BootstrapIcons.house,
-                ),
+                    text: 'Home',
-                GButton(
+                  ),
-                  icon: BootstrapIcons.clock_history,
+                  GButton(
-                  text: 'History',
+                    icon: BootstrapIcons.book,
-                ),
+                    text: 'Learning',
-                GButton(
+                  ),
-                  icon: BootstrapIcons.gear,
+                  GButton(
-                  text: 'Settings',
+                    icon: BootstrapIcons.clock_history,
-                ),
+                    text: 'History',
-              ],
+                  ),
+                  GButton(
+                    icon: BootstrapIcons.gear,
+                    text: 'Settings',
+                  ),
+                ],
+              ),
             ),
           ),
         ),
@@ -169,10 +171,8 @@ class _HomeContentState extends State<HomeContent> {
         Provider.of<CompletedTopicsProvider>(context, listen: false);
 
     try {
-      // Reset data sebelum fetch
       completedTopicsProvider.resetData();
 
-      // Fetch completed topics
       await completedTopicsProvider
           .fetchCompletedTopics(userProvider.jwtToken!);
     } catch (e) {

lib/features/learning/modules/result/screens/result_screen.dart

@@ -1,6 +1,7 @@
 import 'package:english_learning/features/learning/modules/result/widgets/complete_result_widget.dart';
 import 'package:english_learning/features/learning/modules/result/widgets/down_result_widget.dart';
 import 'package:english_learning/features/learning/modules/result/widgets/jump_result_widget.dart';
+import 'package:english_learning/features/learning/modules/result/widgets/stay_result_widget.dart';
 import 'package:flutter/material.dart';
 import 'package:english_learning/core/utils/styles/theme.dart';
 
@@ -26,8 +27,49 @@ class ResultScreen extends StatelessWidget {
 
   @override
   Widget build(BuildContext context) {
-    // final mediaQuery = MediaQuery.of(context);
+    Widget buildResultWidget() {
-    // final screenHeight = mediaQuery.size.height;
+      if (isCompleted) {
+        return CompleteResultWidget(
+          currentLevel: currentLevel,
+          score: score,
+          stdLearningId: stdLearningId ?? '',
+          topicId: topicId,
+          topicTitle: topicTitle,
+        );
+      }
+
+      if (currentLevel == nextLevel) {
+        return StayResultWidget(
+          nextLevel: nextLevel,
+          score: score,
+          stdLearningId: stdLearningId ?? '',
+          topicId: topicId,
+          topicTitle: topicTitle,
+        );
+      }
+
+      // Menggunakan compareTo untuk membandingkan level
+      final currentLevelNum = _extractLevelNumber(currentLevel);
+      final nextLevelNum = _extractLevelNumber(nextLevel);
+
+      if (currentLevelNum < nextLevelNum) {
+        return JumpResultWidget(
+          nextLevel: nextLevel,
+          score: score,
+          stdLearningId: stdLearningId ?? '',
+          topicId: topicId,
+          topicTitle: topicTitle,
+        );
+      } else {
+        return DownResultWidget(
+          nextLevel: nextLevel,
+          score: score,
+          stdLearningId: stdLearningId ?? '',
+          topicId: topicId,
+          topicTitle: topicTitle,
+        );
+      }
+    }
 
     return Scaffold(
       backgroundColor: AppColors.bgSoftColor,
@@ -36,33 +78,19 @@ class ResultScreen extends StatelessWidget {
         child: Column(
           mainAxisAlignment: MainAxisAlignment.center,
           children: [
-            if (isCompleted)
+            buildResultWidget(),
-              CompleteResultWidget(
-                currentLevel: currentLevel,
-                score: score,
-                stdLearningId: stdLearningId ?? '',
-                topicId: topicId, // Tambahkan ini
-                topicTitle: topicTitle, // Tambahkan ini
-              )
-            else if (nextLevel != currentLevel)
-              JumpResultWidget(
-                nextLevel: nextLevel,
-                score: score,
-                stdLearningId: stdLearningId ?? '',
-                topicId: topicId, // Tambahkan ini
-                topicTitle: topicTitle, // Tambahkan ini
-              )
-            else
-              DownResultWidget(
-                nextLevel: nextLevel,
-                score: score,
-                stdLearningId: stdLearningId ?? '',
-                topicId: topicId, // Tambahkan ini
-                topicTitle: topicTitle, // Tambahkan ini
-              ),
           ],
         ),
       ),
     );
   }
+
+  int _extractLevelNumber(String level) {
+    final regex = RegExp(r'\d+');
+    final match = regex.firstMatch(level);
+    if (match != null) {
+      return int.parse(match.group(0)!);
+    }
+    return 0;
+  }
 }

lib/features/learning/modules/result/widgets/complete_result_widget.dart

@@ -38,23 +38,16 @@ class CompleteResultWidget extends StatelessWidget {
         ),
         const SizedBox(height: 24),
         Text(
-          'Congratulations!',
+          'You conquered LEVEL $currentLevel with a $score/100! You\'re a rock star!',
-          style: AppTextStyles.disableTextStyle.copyWith(
+          style: AppTextStyles.tetriaryTextStyle.copyWith(
-            fontSize: 14,
-            fontWeight: FontWeight.w400,
-          ),
-        ),
-        const SizedBox(height: 12),
-        Text(
-          'Way to go! You conquered LEVEL $currentLevel with a $score/100! You\'re a rock star!',
-          style: AppTextStyles.disableTextStyle.copyWith(
             fontSize: 14,
             fontWeight: FontWeight.w400,
           ),
+          textAlign: TextAlign.center,
         ),
         const SizedBox(height: 24),
         GlobalButton(
-          text: 'Discover More',
+          text: 'Topic Finished!',
           onPressed: () {
             Navigator.pushReplacement(
               context,

lib/features/learning/modules/result/widgets/down_result_widget.dart

@@ -55,12 +55,15 @@ class DownResultWidget extends StatelessWidget {
             fontSize: 14,
             fontWeight: FontWeight.w400,
           ),
+          textAlign: TextAlign.center,
         ),
         const SizedBox(height: 8),
         Text(
           '$nextLevel',
-          style: AppTextStyles.redTextStyle
+          style: AppTextStyles.redTextStyle.copyWith(
-              .copyWith(fontSize: 20, fontWeight: FontWeight.w900),
+            fontSize: 20,
+            fontWeight: FontWeight.w900,
+          ),
         ),
         const SizedBox(height: 24),
         GlobalButton(
@@ -71,8 +74,8 @@ class DownResultWidget extends StatelessWidget {
               MaterialPageRoute(
                 builder: (context) => FeedbackScreen(
                   stdLearningId: stdLearningId,
-                  topicId: topicId, // Tambahkan ini
+                  topicId: topicId,
-                  topicTitle: topicTitle, // Tambahkan ini
+                  topicTitle: topicTitle,
                 ),
               ),
             );

lib/features/learning/modules/result/widgets/jump_result_widget.dart

@@ -51,10 +51,11 @@ class JumpResultWidget extends StatelessWidget {
         const SizedBox(height: 24),
         Text(
           'Great job! You can jump to ...',
-          style: AppTextStyles.disableTextStyle.copyWith(
+          style: AppTextStyles.tetriaryTextStyle.copyWith(
             fontSize: 14,
             fontWeight: FontWeight.w400,
           ),
+          textAlign: TextAlign.center,
         ),
         const SizedBox(height: 8),
         Text(
@@ -71,8 +72,8 @@ class JumpResultWidget extends StatelessWidget {
               MaterialPageRoute(
                 builder: (context) => FeedbackScreen(
                   stdLearningId: stdLearningId,
-                  topicId: topicId, // Tambahkan ini
+                  topicId: topicId,
-                  topicTitle: topicTitle, // Tambahkan ini
+                  topicTitle: topicTitle,
                 ),
               ),
             );

lib/features/learning/modules/result/widgets/stay_result_widget.dart

@@ -0,0 +1,87 @@
+import 'package:english_learning/core/utils/styles/theme.dart';
+import 'package:english_learning/core/widgets/global_button.dart';
+import 'package:english_learning/features/learning/modules/feedback/screens/feedback_screen.dart';
+import 'package:flutter/material.dart';
+import 'package:flutter_svg/flutter_svg.dart';
+
+class StayResultWidget extends StatelessWidget {
+  final String? nextLevel;
+  final int? score;
+  final String stdLearningId;
+  final String topicId;
+  final String topicTitle;
+
+  const StayResultWidget({
+    super.key,
+    required this.nextLevel,
+    required this.score,
+    required this.stdLearningId,
+    required this.topicId,
+    required this.topicTitle,
+  });
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      children: [
+        Column(
+          crossAxisAlignment: CrossAxisAlignment.center,
+          children: [
+            Text(
+              'Your Result',
+              style: AppTextStyles.blackTextStyle.copyWith(
+                fontSize: 25,
+                fontWeight: FontWeight.w900,
+              ),
+            ),
+            Text(
+              '$score/100',
+              style: AppTextStyles.blackTextStyle.copyWith(
+                fontSize: 20,
+                fontWeight: FontWeight.w900,
+              ),
+            ),
+          ],
+        ),
+        const SizedBox(height: 24),
+        SvgPicture.asset(
+          'lib/features/learning/modules/result/assets/images/result_stay_illustration.svg',
+          width: 259,
+        ),
+        const SizedBox(height: 24),
+        Text(
+          'Learning is a journey, let\'s explore this level further to deepen your knowledge.',
+          style: AppTextStyles.tetriaryTextStyle.copyWith(
+            fontSize: 14,
+            fontWeight: FontWeight.w400,
+          ),
+          textAlign: TextAlign.center,
+        ),
+        const SizedBox(height: 8),
+        Text(
+          '$nextLevel',
+          style: AppTextStyles.blackTextStyle.copyWith(
+            fontSize: 20,
+            fontWeight: FontWeight.w900,
+          ),
+        ),
+        const SizedBox(height: 24),
+        GlobalButton(
+          text: 'Continue',
+          onPressed: () {
+            Navigator.pushReplacement(
+              context,
+              MaterialPageRoute(
+                builder: (context) => FeedbackScreen(
+                  stdLearningId: stdLearningId,
+                  topicId: topicId, // Tambahkan ini
+                  topicTitle: topicTitle, // Tambahkan ini
+                ),
+              ),
+            );
+          },
+        )
+      ],
+    );
+  }
+}

lib/features/learning/screens/learning_screen.dart

@@ -35,8 +35,7 @@ class _LearningScreenState extends State<LearningScreen>
         Provider.of<SectionProvider>(context, listen: false);
 
     try {
-      // Reset data sebelum fetch
+      sectionProvider.resetData();
-      sectionProvider.resetData(); // Tambahkan method ini di SectionProvider
 
       final token = await userProvider.getValidToken();
       if (token != null) {
@@ -61,26 +60,6 @@ class _LearningScreenState extends State<LearningScreen>
     }
   }
 
-  // Future<void> _refreshSections() async {
-  //   final userProvider = Provider.of<UserProvider>(context, listen: false);
-  //   final sectionProvider =
-  //       Provider.of<SectionProvider>(context, listen: false);
-
-  //   try {
-  //     final token = await userProvider.getValidToken();
-  //     if (token != null) {
-  //       await sectionProvider.fetchSections(token);
-  //     }
-  //   } catch (e) {
-  //     ScaffoldMessenger.of(context).showSnackBar(
-  //       SnackBar(
-  //         content: Text('Failed to refresh sections: $e'),
-  //         backgroundColor: Colors.red,
-  //       ),
-  //     );
-  //   }
-  // }
-
   Widget _buildErrorWidget(String error) {
     return Container(
       padding: const EdgeInsets.all(16),
@@ -151,7 +130,6 @@ class _LearningScreenState extends State<LearningScreen>
               Expanded(
                 child: Consumer<SectionProvider>(
                   builder: (context, sectionProvider, _) {
-                    // Prioritaskan loading state
                     if (_isInitialLoading || sectionProvider.isLoading) {
                       return ListView.builder(
                         padding: const EdgeInsets.only(top: 8),
@@ -161,12 +139,10 @@ class _LearningScreenState extends State<LearningScreen>
                       );
                     }
 
-                    // Tampilkan error jika ada
                     if (sectionProvider.error != null) {
                       return _buildErrorWidget(sectionProvider.error!);
                     }
 
-                    // Tampilkan sections atau pesan jika kosong
                     if (sectionProvider.sections.isEmpty) {
                       return RefreshIndicator(
                         onRefresh: _initializeSections,
@@ -202,7 +178,6 @@ class _LearningScreenState extends State<LearningScreen>
                       );
                     }
 
-                    // Tampilkan daftar sections
                     return RefreshIndicator(
                       onRefresh: _initializeSections,
                       child: ListView.builder(