diff --git a/assets/images/error.png b/assets/images/error.png
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literal 0
HcmV?d00001

diff --git a/lib/common_ui/resources/my_assets.dart b/lib/common_ui/resources/my_assets.dart
index 063d962..2f9b9c9 100644
--- a/lib/common_ui/resources/my_assets.dart
+++ b/lib/common_ui/resources/my_assets.dart
@@ -38,4 +38,5 @@ class MyAssets {
   static const String homeButton = 'assets/images/home_button.png';
   static const String doneRounded = 'assets/images/done_rounded.svg';
   static const String lang = 'assets/images/lang.svg';
+  static const String error = 'assets/images/error.png';
 }
\ No newline at end of file
diff --git a/lib/common_ui/resources/my_text_style.dart b/lib/common_ui/resources/my_text_style.dart
index 1d93190..8b4f29e 100644
--- a/lib/common_ui/resources/my_text_style.dart
+++ b/lib/common_ui/resources/my_text_style.dart
@@ -18,6 +18,11 @@ class DinoKids {
     fontSize: 26,
     fontWeight: FontWeight.w400,
   );
+  static const TextStyle regular35 = TextStyle(
+    fontFamily: fontFamily,
+    fontSize: 35,
+    fontWeight: FontWeight.w400,
+  );
   static const TextStyle regular45 = TextStyle(
     fontFamily: fontFamily,
     fontSize: 45,
@@ -43,6 +48,11 @@ class Marhey {
     fontSize: 16,
     fontWeight: FontWeight.w500,
   );
+  static const TextStyle medium22 = TextStyle(
+    fontFamily: fontFamily,
+    fontSize: 22,
+    fontWeight: FontWeight.w500,
+  );
 
   /// Semi Bold
   static const TextStyle semiBold17 = TextStyle(
diff --git a/lib/common_ui/theme/my_theme.dart b/lib/common_ui/theme/my_theme.dart
index 9df4d3e..1223ae8 100644
--- a/lib/common_ui/theme/my_theme.dart
+++ b/lib/common_ui/theme/my_theme.dart
@@ -1,8 +1,7 @@
-import 'package:hadi_hoda_flutter/core/utils/context_provider.dart';
 import 'package:flutter/material.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 
-enum ColorsName { primaryColor, noColor, backgroundDialog }
+enum ColorsName { primaryColor, backgroundDialog }
 
 class MyTheme {
   static const MyTheme _i = MyTheme._internal();
@@ -14,25 +13,12 @@ class MyTheme {
   static final ThemeData dark = ThemeData(brightness: Brightness.dark);
 
   static Map<ColorsName, Color> get lightColors => {
-    ColorsName.noColor: MyColors.transparent,
     ColorsName.primaryColor: MyColors.white,
     ColorsName.backgroundDialog: MyColors.purple,
   };
 
   static Map<ColorsName, Color> get darkColors => {
-    ColorsName.noColor: MyColors.transparent,
     ColorsName.primaryColor: MyColors.black,
     ColorsName.backgroundDialog: MyColors.purple,
   };
-}
-
-extension ThemeExtension on BuildContext {
-  Map<ColorsName, Color> get customColors =>
-      Theme.of(ContextProvider.context!).brightness == Brightness.dark
-      ? MyTheme.darkColors
-      : MyTheme.lightColors;
-
-  Color get primaryColor => customColors[ColorsName.primaryColor]!;
-  Color get noColor => customColors[ColorsName.noColor]!;
-  Color get backgroundDialog => customColors[ColorsName.backgroundDialog]!;
-}
+}
\ No newline at end of file
diff --git a/lib/core/constants/my_constants.dart b/lib/core/constants/my_constants.dart
index e96b59e..76b8d54 100644
--- a/lib/core/constants/my_constants.dart
+++ b/lib/core/constants/my_constants.dart
@@ -9,4 +9,5 @@ class MyConstants {
   static const String downloadCompleted = 'DOWNLOAD_COMPLETED';
   static const String extractCompleted = 'EXTRACT_COMPLETED';
   static const String selectLanguage = 'SELECT_LANGUAGE';
+  static const String firstLanguagePage = 'FIRST_LANGUAGE_PAGE';
 }
\ No newline at end of file
diff --git a/lib/core/middleware/language_middleware.dart b/lib/core/middleware/language_middleware.dart
deleted file mode 100644
index 3d092bd..0000000
--- a/lib/core/middleware/language_middleware.dart
+++ /dev/null
@@ -1,21 +0,0 @@
-import 'dart:async';
-
-import 'package:flutter/material.dart';
-import 'package:hadi_hoda_flutter/core/constants/my_constants.dart';
-import 'package:hadi_hoda_flutter/core/routers/my_routes.dart';
-import 'package:go_router/go_router.dart';
-import 'package:hadi_hoda_flutter/core/utils/local_storage.dart';
-
-class LanguageMiddleware {
-  static const LanguageMiddleware _i = LanguageMiddleware._internal();
-  const LanguageMiddleware._internal();
-  factory LanguageMiddleware() => _i;
-
-  static FutureOr<String?> redirect(BuildContext context, GoRouterState state) async {
-    if (LocalStorage.readData(key: MyConstants.selectLanguage).isNotEmpty) {
-      return Routes.homePage;
-    } else {
-      return null;
-    }
-  }
-}
diff --git a/lib/core/params/language_params.dart b/lib/core/params/language_params.dart
index c5866ec..7e926b1 100644
--- a/lib/core/params/language_params.dart
+++ b/lib/core/params/language_params.dart
@@ -11,7 +11,7 @@ class LanguageParams {
     );
   }
 
-  Map<String, dynamic> get toHeader => {
-    if (code != null) 'HTTP_X_USER_LANGUAGE': code,
+  Map<String, dynamic> get toQuery => {
+    if (code != null) 'lang': code,
   };
 }
diff --git a/lib/core/routers/my_routes.dart b/lib/core/routers/my_routes.dart
index 5066c81..13f5e6b 100644
--- a/lib/core/routers/my_routes.dart
+++ b/lib/core/routers/my_routes.dart
@@ -1,12 +1,12 @@
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:go_router/go_router.dart';
-import 'package:hadi_hoda_flutter/core/middleware/language_middleware.dart';
 import 'package:hadi_hoda_flutter/core/utils/context_provider.dart';
 import 'package:hadi_hoda_flutter/features/home/presentation/bloc/home_bloc.dart';
 import 'package:hadi_hoda_flutter/features/home/presentation/ui/home_page.dart';
 import 'package:hadi_hoda_flutter/features/intro/presentation/bloc/intro_bloc.dart';
 import 'package:hadi_hoda_flutter/features/intro/presentation/ui/intro_page.dart';
 import 'package:hadi_hoda_flutter/features/language/presentation/bloc/language_bloc.dart';
+import 'package:hadi_hoda_flutter/features/language/presentation/bloc/language_event.dart';
 import 'package:hadi_hoda_flutter/features/language/presentation/ui/language_page.dart';
 import 'package:hadi_hoda_flutter/features/level/presentation/bloc/level_bloc.dart';
 import 'package:hadi_hoda_flutter/features/level/presentation/bloc/level_event.dart';
@@ -36,16 +36,15 @@ GoRouter get appPages => GoRouter(
       name: Routes.introPage,
       path: Routes.introPage,
       builder: (context, state) => BlocProvider(
-        create: (context) => IntroBloc(locator(), locator()),
+        create: (context) => IntroBloc(locator(), locator(), locator()),
         child: const IntroPage(),
       ),
     ),
     GoRoute(
       name: Routes.languagePage,
       path: Routes.languagePage,
-      redirect: LanguageMiddleware.redirect,
       builder: (context, state) => BlocProvider(
-        create: (context) => LanguageBloc(locator()),
+        create: (context) => LanguageBloc()..add(InitLanguageEvent()),
         child: const LanguagePage(),
       ),
     ),
diff --git a/lib/core/utils/context_provider.dart b/lib/core/utils/context_provider.dart
index e92a900..f7d5724 100644
--- a/lib/core/utils/context_provider.dart
+++ b/lib/core/utils/context_provider.dart
@@ -6,5 +6,5 @@ class ContextProvider {
   factory ContextProvider() => _i;
 
   static GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();
-  static BuildContext? context = navigatorKey.currentContext;
+  static BuildContext context = navigatorKey.currentContext!;
 }
diff --git a/lib/core/utils/convert_size.dart b/lib/core/utils/convert_size.dart
new file mode 100644
index 0000000..0a114d9
--- /dev/null
+++ b/lib/core/utils/convert_size.dart
@@ -0,0 +1,5 @@
+extension ConvertSize on double? {
+  String get toMB {
+    return this == null ? '0.0' : (this! / (1024 * 1024)).toStringAsFixed(1);
+  }
+}
diff --git a/lib/core/utils/my_image.dart b/lib/core/utils/my_image.dart
index 586b81c..bf977e3 100644
--- a/lib/core/utils/my_image.dart
+++ b/lib/core/utils/my_image.dart
@@ -1,6 +1,5 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_svg/flutter_svg.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
 
 class MyImage extends StatelessWidget {
   const MyImage({
@@ -32,7 +31,7 @@ class MyImage extends StatelessWidget {
         width: size,
         height: size,
         colorFilter: color != null
-            ? ColorFilter.mode(color ?? context.primaryColor, BlendMode.srcIn)
+            ? ColorFilter.mode(color!, BlendMode.srcIn)
             : null,
       );
     }
diff --git a/lib/core/widgets/about_us_dialog/about_us_dialog.dart b/lib/core/widgets/about_us_dialog/about_us_dialog.dart
index 0817498..a982547 100644
--- a/lib/core/widgets/about_us_dialog/about_us_dialog.dart
+++ b/lib/core/widgets/about_us_dialog/about_us_dialog.dart
@@ -3,8 +3,8 @@ import 'dart:ui';
 import 'package:flutter/material.dart';
 import 'package:go_router/go_router.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
 import 'package:hadi_hoda_flutter/core/utils/check_platform.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_localization.dart';
@@ -14,7 +14,7 @@ Future<void> showAboutUsDialog({required BuildContext context}) async {
   await showDialog(
     context: context,
     builder: (context) => AboutUsDialog(),
-    barrierColor: context.backgroundDialog.withValues(alpha: 0.82),
+    barrierColor: MyColors.purple.withValues(alpha: 0.82),
     useSafeArea: false,
   );
 }
@@ -25,7 +25,7 @@ class AboutUsDialog extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      backgroundColor: context.noColor,
+      backgroundColor: MyColors.transparent,
       body: BackdropFilter(
         filter: ImageFilter.blur(sigmaX: 6, sigmaY: 6),
         child: Center(
diff --git a/lib/core/widgets/answer_box/styles/picture_box.dart b/lib/core/widgets/answer_box/styles/picture_box.dart
index bef6f28..6609a71 100644
--- a/lib/core/widgets/answer_box/styles/picture_box.dart
+++ b/lib/core/widgets/answer_box/styles/picture_box.dart
@@ -1,9 +1,9 @@
 import 'dart:io';
 
 import 'package:flutter/material.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_spaces.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
 
 class AnswerPictureBox extends StatelessWidget {
   const AnswerPictureBox({super.key, required this.selected, required this.image, required this.index});
@@ -49,7 +49,7 @@ class AnswerPictureBox extends StatelessWidget {
                   child: Text(
                     '$index',
                     style: Marhey.semiBold17.copyWith(
-                      color: context.primaryColor,
+                      color: MyColors.white,
                     ),
                   ),
                 ),
diff --git a/lib/core/widgets/button/my_button.dart b/lib/core/widgets/button/my_button.dart
index 188cb3a..a0b48fd 100644
--- a/lib/core/widgets/button/my_button.dart
+++ b/lib/core/widgets/button/my_button.dart
@@ -1,8 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_spaces.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
 import 'package:hadi_hoda_flutter/core/widgets/button/enum/button_type.dart';
 
@@ -25,8 +25,8 @@ class MyButton extends StatelessWidget {
       width: 194,
       child: InkWell(
         onTap: onTap,
-        highlightColor: context.noColor,
-        splashColor: context.noColor,
+        highlightColor: MyColors.transparent,
+        splashColor: MyColors.transparent,
         child: Stack(
           alignment: Alignment.center,
           children: [
diff --git a/lib/core/widgets/error/error_state.dart b/lib/core/widgets/error/error_state.dart
new file mode 100644
index 0000000..d39e965
--- /dev/null
+++ b/lib/core/widgets/error/error_state.dart
@@ -0,0 +1,59 @@
+import 'package:flutter/material.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_spaces.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
+import 'package:hadi_hoda_flutter/core/utils/gap.dart';
+import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
+import 'package:hadi_hoda_flutter/core/utils/my_localization.dart';
+
+class ErrorState extends StatelessWidget {
+  const ErrorState({super.key, this.onTap});
+
+  final VoidCallback? onTap;
+
+  @override
+  Widget build(BuildContext context) {
+    return Column(
+      children: [
+        Spacer(),
+        Text(
+          context.translate.lost_connection,
+          style: DinoKids.regular45.copyWith(color: MyColors.white),
+        ),
+        MyImage(image: MyAssets.error),
+        MySpaces.s40.gapHeight,
+        Text(
+          context.translate.connected_to_internet,
+          textAlign: TextAlign.center,
+          style: Marhey.medium12.copyWith(color: MyColors.white),
+        ),
+        Spacer(),
+        SizedBox(
+          height: 84,
+          width: 194,
+          child: InkWell(
+            onTap: onTap,
+            highlightColor: MyColors.transparent,
+            splashColor: MyColors.transparent,
+            child: Stack(
+              alignment: Alignment.center,
+              children: [
+                MyImage(image: MyAssets.button),
+                PositionedDirectional(
+                  top: MySpaces.s8,
+                  child: Text(
+                    context.translate.try_again,
+                    style: DinoKids.regular35.copyWith(
+                      color: Color(0XFF1D6EFF),
+                    ),
+                  ),
+                ),
+              ],
+            ),
+          ),
+        ),
+      ],
+    );
+  }
+}
diff --git a/lib/core/widgets/showcase/question_showcase.dart b/lib/core/widgets/showcase/question_showcase.dart
index efc1c2a..79c4f5b 100644
--- a/lib/core/widgets/showcase/question_showcase.dart
+++ b/lib/core/widgets/showcase/question_showcase.dart
@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
 import 'package:hadi_hoda_flutter/core/utils/screen_size.dart';
 import 'package:showcaseview/showcaseview.dart';
@@ -26,10 +26,10 @@ class QuestionShowcase extends StatelessWidget {
       targetShapeBorder: CircleBorder(),
       tooltipBackgroundColor: Colors.transparent,
       disableMovingAnimation: true,
-      textColor: context.primaryColor,
+      textColor: MyColors.white,
       descriptionTextAlign: TextAlign.center,
       descTextStyle: Marhey.bold12.copyWith(
-        color: context.primaryColor,
+        color: MyColors.white,
       ),
       disableScaleAnimation: true,
       tooltipPadding: EdgeInsets.only(top: 60),
diff --git a/lib/features/home/presentation/bloc/home_bloc.dart b/lib/features/home/presentation/bloc/home_bloc.dart
index 114736f..7360c97 100644
--- a/lib/features/home/presentation/bloc/home_bloc.dart
+++ b/lib/features/home/presentation/bloc/home_bloc.dart
@@ -29,6 +29,10 @@ class HomeBloc extends Bloc<HomeEvent, HomeState> {
     context.pushNamed(Routes.levelPage);
   }
 
+  void goToLanguagePage(BuildContext context){
+    context.pushNamed(Routes.languagePage);
+  }
+
   /// ------------Api Calls------------
   FutureOr<void> _getHomeEvent(event, emit) async {
     await _getHomeUseCase(event.homeParams).then(
diff --git a/lib/features/home/presentation/ui/home_page.dart b/lib/features/home/presentation/ui/home_page.dart
index 82c5c85..17472af 100644
--- a/lib/features/home/presentation/ui/home_page.dart
+++ b/lib/features/home/presentation/ui/home_page.dart
@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/core/utils/check_platform.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
 import 'package:hadi_hoda_flutter/core/utils/screen_size.dart';
@@ -13,7 +13,7 @@ class HomePage extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      appBar: AppBar(backgroundColor: context.noColor),
+      appBar: AppBar(backgroundColor: MyColors.transparent),
       extendBodyBehindAppBar: true,
       body: DecoratedBox(
         decoration: BoxDecoration(
@@ -70,9 +70,12 @@ class HomePage extends StatelessWidget {
         crossAxisAlignment: CrossAxisAlignment.end,
         mainAxisAlignment: MainAxisAlignment.spaceBetween,
         children: [
-          MyImage(
-            image: MyAssets.language,
-            size: checkSize(context: context, tablet: 120),
+          InkWell(
+            onTap: () => context.read<HomeBloc>().goToLanguagePage(context),
+            child: MyImage(
+              image: MyAssets.language,
+              size: checkSize(context: context, tablet: 120),
+            ),
           ),
           InkWell(
             child: MyImage(
diff --git a/lib/features/intro/data/datasource/intro_datasource.dart b/lib/features/intro/data/datasource/intro_datasource.dart
index 15d4a31..d43a046 100644
--- a/lib/features/intro/data/datasource/intro_datasource.dart
+++ b/lib/features/intro/data/datasource/intro_datasource.dart
@@ -6,31 +6,48 @@ import 'package:hadi_hoda_flutter/core/constants/my_api.dart';
 import 'package:hadi_hoda_flutter/core/constants/my_constants.dart';
 import 'package:hadi_hoda_flutter/core/error_handler/my_exception.dart';
 import 'package:hadi_hoda_flutter/core/network/http_request.dart';
+import 'package:hadi_hoda_flutter/core/response/base_response.dart';
 import 'package:hadi_hoda_flutter/core/utils/local_storage.dart';
 import 'package:hadi_hoda_flutter/core/utils/storage_path.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/entities/download_entity.dart';
+import 'package:hadi_hoda_flutter/features/level/data/model/level_model.dart';
+import 'package:hadi_hoda_flutter/features/level/domain/entity/level_entity.dart';
+import 'package:hadi_hoda_flutter/features/level/domain/entity/total_data_entity.dart';
+import 'package:hive/hive.dart';
 
 abstract class IIntroDatasource {
   Future<void> getFiles();
-  Stream<double> loadingStream();
+  Future<void> saveLevels();
+  Stream<DownloadEntity> loadingStream();
 }
 
 class IntroDatasourceImpl implements IIntroDatasource {
   final IHttpRequest httpRequest;
-  final StreamController<double> streamController = StreamController<double>.broadcast();
+  final StreamController<DownloadEntity> streamController = StreamController<DownloadEntity>.broadcast();
 
   IntroDatasourceImpl(this.httpRequest);
 
   @override
   Future<void> getFiles() async {
     final String filePath = '${StoragePath.documentDir.path}/files.zip';
+    final String selectedLanguage =
+        LocalStorage.readData(key: MyConstants.selectLanguage).isEmpty
+        ? 'fa'
+        : LocalStorage.readData(key: MyConstants.selectLanguage);
 
     if (LocalStorage.readData(key: MyConstants.downloadCompleted) != 'true') {
       await httpRequest.download(
         urlPath: MyApi.files,
         savePath: filePath,
+        queryParameters: {
+          'lang': selectedLanguage,
+        },
         onReceive: (count, total) {
-          double percent = ((count / total) * 100);
-          streamController.add(percent);
+          streamController.add(DownloadEntity(
+            count: count / 1,
+            total: total / 1,
+            percent: (count / total) * 100,
+          ));
         },
       ).then((value) async {
         await LocalStorage.saveData(
@@ -43,12 +60,11 @@ class IntroDatasourceImpl implements IIntroDatasource {
     try{
       if (LocalStorage.readData(key: MyConstants.extractCompleted) != 'true') {
         final File file = File(filePath);
-        final Directory directory = Directory('${StoragePath.documentDir.path}/files/');
+        final Directory directory = Directory('${StoragePath.documentDir.path}/$selectedLanguage/files/');
         await ZipFile.extractToDirectory(
           zipFile: file,
           destinationDir: directory,
           onExtracting: (zipEntry, progress) {
-            streamController.add(progress);
             return ZipFileOperation.includeItem;
           },
         ).then((value) async {
@@ -61,9 +77,9 @@ class IntroDatasourceImpl implements IIntroDatasource {
           ]);
         });
       } else {
-        streamController.add(50);
+        streamController.add(DownloadEntity(percent: 50));
         await Future.delayed(Duration(milliseconds: 150));
-        streamController.add(100);
+        streamController.add(DownloadEntity(percent: 100));
       }
     } catch (e){
       throw MyException(errorMessage: '$e');
@@ -71,5 +87,32 @@ class IntroDatasourceImpl implements IIntroDatasource {
   }
 
   @override
-  Stream<double> loadingStream() => streamController.stream;
+  Future<void> saveLevels() async {
+    final String selectedLanguage =
+    LocalStorage.readData(key: MyConstants.selectLanguage).isEmpty
+        ? 'fa'
+        : LocalStorage.readData(key: MyConstants.selectLanguage);
+    final Box<TotalDataEntity> data = Hive.box(MyConstants.levelBox);
+    final TotalDataEntity findData = data.values.singleWhere(
+          (e) => e.code == selectedLanguage,
+      orElse: () => TotalDataEntity(),
+    );
+
+    if (findData.code != selectedLanguage) {
+      final response = await httpRequest.get(
+        path: MyApi.levels,
+        queryParameters: {'lang': selectedLanguage},
+      );
+      final List<LevelEntity> levels = BaseResponse.getDataList<LevelEntity>(
+        response?['result'],
+            (json) => LevelModel.fromJson(json),
+      );
+      await Future.wait([
+        data.add(TotalDataEntity(code: selectedLanguage, levels: levels)),
+      ]);
+    }
+  }
+
+  @override
+  Stream<DownloadEntity> loadingStream() => streamController.stream;
 }
diff --git a/lib/features/intro/data/repository_impl/intro_repository_impl.dart b/lib/features/intro/data/repository_impl/intro_repository_impl.dart
index 9dfa48c..fbae565 100644
--- a/lib/features/intro/data/repository_impl/intro_repository_impl.dart
+++ b/lib/features/intro/data/repository_impl/intro_repository_impl.dart
@@ -3,6 +3,7 @@ import 'package:hadi_hoda_flutter/core/error_handler/my_exception.dart';
 import 'package:hadi_hoda_flutter/core/params/no_params.dart';
 import 'package:hadi_hoda_flutter/core/utils/data_state.dart';
 import 'package:hadi_hoda_flutter/features/intro/data/datasource/intro_datasource.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/entities/download_entity.dart';
 import 'package:hadi_hoda_flutter/features/intro/domain/repository/intro_repository.dart';
 
 class IntroRepositoryImpl implements IIntroRepository {
@@ -27,7 +28,23 @@ class IntroRepositoryImpl implements IIntroRepository {
   }
 
   @override
-  Stream<double> loadingStream() {
+  Future<DataState<NoParams, MyException>> saveLevels() async {
+    try {
+      await datasource.saveLevels();
+      return DataState.success(NoParams());
+    } on MyException catch (e) {
+      return DataState.error(e);
+    } catch (e) {
+      if (kDebugMode) {
+        rethrow;
+      } else {
+        return DataState.error(MyException(errorMessage: '$e'));
+      }
+    }
+  }
+
+  @override
+  Stream<DownloadEntity> loadingStream() {
     return datasource.loadingStream();
   }
 }
diff --git a/lib/features/intro/domain/entities/download_entity.dart b/lib/features/intro/domain/entities/download_entity.dart
new file mode 100644
index 0000000..589fd5a
--- /dev/null
+++ b/lib/features/intro/domain/entities/download_entity.dart
@@ -0,0 +1,7 @@
+class DownloadEntity {
+  final double? count;
+  final double? total;
+  final double? percent;
+
+  const DownloadEntity({this.count, this.total, this.percent});
+}
diff --git a/lib/features/intro/domain/repository/intro_repository.dart b/lib/features/intro/domain/repository/intro_repository.dart
index 717feb4..adb6554 100644
--- a/lib/features/intro/domain/repository/intro_repository.dart
+++ b/lib/features/intro/domain/repository/intro_repository.dart
@@ -1,8 +1,10 @@
 import 'package:hadi_hoda_flutter/core/error_handler/my_exception.dart';
 import 'package:hadi_hoda_flutter/core/params/no_params.dart';
 import 'package:hadi_hoda_flutter/core/utils/data_state.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/entities/download_entity.dart';
 
 abstract class IIntroRepository {
   Future<DataState<NoParams, MyException>> getFiles();
-  Stream<double> loadingStream();
+  Future<DataState<NoParams, MyException>> saveLevels();
+  Stream<DownloadEntity> loadingStream();
 }
diff --git a/lib/features/intro/domain/usecases/loading_stream_usecase.dart b/lib/features/intro/domain/usecases/loading_stream_usecase.dart
index a24d6ed..5c44199 100644
--- a/lib/features/intro/domain/usecases/loading_stream_usecase.dart
+++ b/lib/features/intro/domain/usecases/loading_stream_usecase.dart
@@ -1,3 +1,4 @@
+import 'package:hadi_hoda_flutter/features/intro/domain/entities/download_entity.dart';
 import 'package:hadi_hoda_flutter/features/intro/domain/repository/intro_repository.dart';
 
 class LoadingStreamUseCase {
@@ -5,7 +6,7 @@ class LoadingStreamUseCase {
 
   const LoadingStreamUseCase(this.repository);
 
-  Stream<double> call() {
+  Stream<DownloadEntity> call() {
     return repository.loadingStream();
   }
 }
diff --git a/lib/features/intro/domain/usecases/save_levels_usecase.dart b/lib/features/intro/domain/usecases/save_levels_usecase.dart
new file mode 100644
index 0000000..87f385b
--- /dev/null
+++ b/lib/features/intro/domain/usecases/save_levels_usecase.dart
@@ -0,0 +1,16 @@
+import 'package:hadi_hoda_flutter/core/error_handler/my_exception.dart';
+import 'package:hadi_hoda_flutter/core/params/no_params.dart';
+import 'package:hadi_hoda_flutter/core/usecase/usecase.dart';
+import 'package:hadi_hoda_flutter/core/utils/data_state.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/repository/intro_repository.dart';
+
+class SaveLevelsUseCase implements UseCase<NoParams, NoParams> {
+  final IIntroRepository repository;
+
+  const SaveLevelsUseCase(this.repository);
+
+  @override
+  Future<DataState<NoParams, MyException>> call(NoParams params) {
+    return repository.saveLevels();
+  }
+}
diff --git a/lib/features/intro/presentation/bloc/intro_bloc.dart b/lib/features/intro/presentation/bloc/intro_bloc.dart
index 26fbddd..8ff8483 100644
--- a/lib/features/intro/presentation/bloc/intro_bloc.dart
+++ b/lib/features/intro/presentation/bloc/intro_bloc.dart
@@ -2,29 +2,39 @@ import 'dart:async';
 
 import 'package:bloc/bloc.dart';
 import 'package:go_router/go_router.dart';
+import 'package:hadi_hoda_flutter/core/constants/my_constants.dart';
 import 'package:hadi_hoda_flutter/core/params/no_params.dart';
 import 'package:hadi_hoda_flutter/core/routers/my_routes.dart';
 import 'package:hadi_hoda_flutter/core/status/base_status.dart';
 import 'package:hadi_hoda_flutter/core/utils/context_provider.dart';
+import 'package:hadi_hoda_flutter/core/utils/local_storage.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/entities/download_entity.dart';
 import 'package:hadi_hoda_flutter/features/intro/domain/usecases/get_files_usecase.dart';
 import 'package:hadi_hoda_flutter/features/intro/domain/usecases/loading_stream_usecase.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/usecases/save_levels_usecase.dart';
 import 'package:hadi_hoda_flutter/features/intro/presentation/bloc/intro_event.dart';
 import 'package:hadi_hoda_flutter/features/intro/presentation/bloc/intro_state.dart';
 
 class IntroBloc extends Bloc<IntroEvent, IntroState> {
   /// ------------constructor------------
-  IntroBloc(this._getFilesUseCase, this._loadingStreamUseCase)
+  IntroBloc(
+      this._getFilesUseCase,
+      this._loadingStreamUseCase,
+      this._saveLevelsUseCase,
+      )
     : super(const IntroState()) {
     on<GetFilesEvent>(_getFilesEvent);
+    on<SaveLevelsEvent>(_saveLevelsEvent);
     loadingStream = _loadingStreamUseCase();
   }
 
   /// ------------UseCases------------
   final GetFilesUseCase _getFilesUseCase;
+  final SaveLevelsUseCase _saveLevelsUseCase;
   final LoadingStreamUseCase _loadingStreamUseCase;
 
   /// ------------Variables------------
-  Stream<double> loadingStream = Stream.empty();
+  Stream<DownloadEntity> loadingStream = Stream.empty();
 
   /// ------------Controllers------------
 
@@ -35,19 +45,38 @@ class IntroBloc extends Bloc<IntroEvent, IntroState> {
     GetFilesEvent event,
     Emitter<IntroState> emit,
   ) async {
+    emit(state.copyWith(getFilesStatus: BaseInit()));
     await _getFilesUseCase(NoParams()).then((value) {
       value.fold(
         (data) async {
-          await Future.delayed(
-            Duration(milliseconds: 300), () {
-              ContextProvider.context!.goNamed(Routes.languagePage);
-            },
-          );
+          add(SaveLevelsEvent());
         },
-        (error) {
+        (error) async {
           emit(state.copyWith(getFilesStatus: BaseError(error.errorMessage)));
         },
       );
     });
   }
+
+  FutureOr<void> _saveLevelsEvent(SaveLevelsEvent event,
+      Emitter<IntroState> emit) async {
+    await _saveLevelsUseCase(NoParams()).then((value) =>
+        value.fold(
+          (data) async {
+            if(LocalStorage.readData(key: MyConstants.firstLanguagePage) != 'true'){
+              ContextProvider.context.goNamed(Routes.languagePage);
+            } else {
+              await Future.delayed(Duration(milliseconds: 500), () {
+                if (ContextProvider.context.mounted) {
+                  ContextProvider.context.goNamed(Routes.homePage);
+                }
+              });
+            }
+          },
+          (error) {
+            emit(state.copyWith(getFilesStatus: BaseError(error.errorMessage)));
+          },
+        ),
+    );
+  }
 }
diff --git a/lib/features/intro/presentation/bloc/intro_event.dart b/lib/features/intro/presentation/bloc/intro_event.dart
index 70e23cc..271b2a0 100644
--- a/lib/features/intro/presentation/bloc/intro_event.dart
+++ b/lib/features/intro/presentation/bloc/intro_event.dart
@@ -2,3 +2,4 @@ sealed class IntroEvent {
   const IntroEvent();
 }
 class GetFilesEvent extends IntroEvent {}
+class SaveLevelsEvent extends IntroEvent {}
diff --git a/lib/features/intro/presentation/ui/intro_page.dart b/lib/features/intro/presentation/ui/intro_page.dart
index b874119..bec6972 100644
--- a/lib/features/intro/presentation/ui/intro_page.dart
+++ b/lib/features/intro/presentation/ui/intro_page.dart
@@ -1,11 +1,19 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_spaces.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
+import 'package:hadi_hoda_flutter/core/status/base_status.dart';
+import 'package:hadi_hoda_flutter/core/utils/convert_size.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
+import 'package:hadi_hoda_flutter/core/utils/my_localization.dart';
 import 'package:hadi_hoda_flutter/core/utils/screen_size.dart';
+import 'package:hadi_hoda_flutter/core/widgets/error/error_state.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/entities/download_entity.dart';
 import 'package:hadi_hoda_flutter/features/intro/presentation/bloc/intro_bloc.dart';
 import 'package:hadi_hoda_flutter/features/intro/presentation/bloc/intro_event.dart';
+import 'package:hadi_hoda_flutter/features/intro/presentation/bloc/intro_state.dart';
 import 'package:hadi_hoda_flutter/features/intro/presentation/ui/widgets/intro_loading_widget.dart';
 
 class IntroPage extends StatefulWidget {
@@ -47,12 +55,31 @@ class _IntroPageState extends State<IntroPage> {
             ),
           ),
         ),
-        child: Stack(
-          alignment: Alignment.center,
-          children: [
-            _image(),
-            _loading(context),
-          ],
+        child: BlocBuilder<IntroBloc, IntroState>(
+            buildWhen: (previous, current) =>
+            previous.getFilesStatus != current.getFilesStatus,
+            builder: (context, state) {
+              if (state.getFilesStatus is BaseError) {
+                return Padding(
+                  padding: EdgeInsets.symmetric(
+                    vertical: MediaQuery.viewPaddingOf(context).bottom + MySpaces.s16,
+                    horizontal: 60,
+                  ),
+                  child: ErrorState(
+                    onTap: () => context.read<IntroBloc>().add(GetFilesEvent()),
+                  ),
+                );
+              } else {
+                return Stack(
+                  alignment: Alignment.center,
+                  children: [
+                    _image(),
+                    _text(context),
+                    _loading(context),
+                  ],
+                );
+              }
+            }
         ),
       ),
     );
@@ -65,6 +92,33 @@ class _IntroPageState extends State<IntroPage> {
     );
   }
 
+  Widget _text(BuildContext context) {
+    return PositionedDirectional(
+      bottom: 130,
+      child: Column(
+        spacing: MySpaces.s6,
+        children: [
+          Text(
+            context.translate.please_wait,
+            style: Marhey.medium22.copyWith(
+              color: MyColors.white,
+            ),
+          ),
+          StreamBuilder<DownloadEntity>(
+            initialData: DownloadEntity(),
+            stream: context.read<IntroBloc>().loadingStream,
+             builder: (context, snapshot) => Text(
+              '${context.translate.downloading_data} (${snapshot.data?.count.toMB ?? 0.0}mb / ${snapshot.data?.total.toMB ?? 0.0}mb)',
+              style: Marhey.medium12.copyWith(
+                color: MyColors.white,
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
   Positioned _loading(BuildContext context) {
     return Positioned(
       bottom: MediaQuery.viewPaddingOf(context).bottom + MySpaces.s16,
diff --git a/lib/features/intro/presentation/ui/widgets/intro_loading_widget.dart b/lib/features/intro/presentation/ui/widgets/intro_loading_widget.dart
index de107f7..3d2667b 100644
--- a/lib/features/intro/presentation/ui/widgets/intro_loading_widget.dart
+++ b/lib/features/intro/presentation/ui/widgets/intro_loading_widget.dart
@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_spaces.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/entities/download_entity.dart';
 
 
 class IntroLoadingWidget extends StatelessWidget {
@@ -9,7 +10,7 @@ class IntroLoadingWidget extends StatelessWidget {
     this.loadingStream,
   });
 
-  final Stream<double>? loadingStream;
+  final Stream<DownloadEntity>? loadingStream;
 
   @override
   Widget build(BuildContext context) {
@@ -32,8 +33,8 @@ class IntroLoadingWidget extends StatelessWidget {
             ],
           ),
         ),
-        child: StreamBuilder<double>(
-          initialData: 0,
+        child: StreamBuilder<DownloadEntity>(
+          initialData: DownloadEntity(),
           stream: loadingStream,
           builder: (context, snapshot) {
             return Row(
@@ -45,7 +46,7 @@ class IntroLoadingWidget extends StatelessWidget {
                     child: AnimatedContainer(
                       duration: const Duration(milliseconds: 300),
                       padding: EdgeInsetsDirectional.only(
-                        end: 260 - ((snapshot.data ?? 0) * 260 / 100),
+                        end: 260 - ((snapshot.data?.percent ?? 0) * 260 / 100),
                       ),
                       decoration: BoxDecoration(
                         color: Color(0xFF1F59BD).withValues(alpha: 0.25),
@@ -71,7 +72,7 @@ class IntroLoadingWidget extends StatelessWidget {
                   flex: 15,
                   child: Center(
                     child: Text(
-                      '${snapshot.data?.toInt() ?? 0}%',
+                      '${snapshot.data?.percent?.toInt() ?? 0}%',
                       style: DinoKids.regular17.copyWith(
                         color: Color(0XFF6E83A8),
                       ),
diff --git a/lib/features/language/data/datasource/language_datasource.dart b/lib/features/language/data/datasource/language_datasource.dart
deleted file mode 100644
index 6c37a9d..0000000
--- a/lib/features/language/data/datasource/language_datasource.dart
+++ /dev/null
@@ -1,46 +0,0 @@
-import 'package:hadi_hoda_flutter/core/constants/my_api.dart';
-import 'package:hadi_hoda_flutter/core/constants/my_constants.dart';
-import 'package:hadi_hoda_flutter/core/network/http_request.dart';
-import 'package:hadi_hoda_flutter/core/params/language_params.dart';
-import 'package:hadi_hoda_flutter/core/response/base_response.dart';
-import 'package:hadi_hoda_flutter/core/utils/local_storage.dart';
-import 'package:hadi_hoda_flutter/features/level/data/model/level_model.dart';
-import 'package:hadi_hoda_flutter/features/level/domain/entity/level_entity.dart';
-import 'package:hadi_hoda_flutter/features/level/domain/entity/total_data_entity.dart';
-import 'package:hive/hive.dart';
-
-abstract class ILanguageDatasource {
-  Future<void> saveLevels({required LanguageParams params});
-}
-
-class LanguageDatasourceImpl implements ILanguageDatasource {
-  final IHttpRequest httpRequest;
-
-  const LanguageDatasourceImpl(this.httpRequest);
-
-  @override
-  Future<void> saveLevels({required LanguageParams params}) async {
-    await LocalStorage.saveData(
-      key: MyConstants.selectLanguage,
-      value: params.code ?? 'fa',
-    );
-    final Box<TotalDataEntity> data = Hive.box(MyConstants.levelBox);
-    final TotalDataEntity findData = data.values.singleWhere(
-      (e) => e.code == params.code,
-      orElse: () => TotalDataEntity(),
-    );
-
-    if (findData.code != params.code) {
-      final response = await httpRequest.get(
-        path: MyApi.levels,
-        header: params.toHeader,
-      );
-      final List<LevelEntity> levels = BaseResponse.getDataList<LevelEntity>(
-        response?['result'],
-        (json) => LevelModel.fromJson(json),
-      );
-
-      await data.add(TotalDataEntity(code: params.code, levels: levels));
-    }
-  }
-}
diff --git a/lib/features/language/data/repository_impl/language_repository_impl.dart b/lib/features/language/data/repository_impl/language_repository_impl.dart
deleted file mode 100644
index 7441fac..0000000
--- a/lib/features/language/data/repository_impl/language_repository_impl.dart
+++ /dev/null
@@ -1,29 +0,0 @@
-import 'package:hadi_hoda_flutter/core/params/language_params.dart';
-import 'package:flutter/foundation.dart';
-import 'package:hadi_hoda_flutter/core/error_handler/my_exception.dart';
-import 'package:hadi_hoda_flutter/core/params/no_params.dart';
-import 'package:hadi_hoda_flutter/core/utils/data_state.dart';
-import 'package:hadi_hoda_flutter/features/language/data/datasource/language_datasource.dart';
-import 'package:hadi_hoda_flutter/features/language/domain/repository/language_repository.dart';
-
-class LanguageRepositoryImpl implements ILanguageRepository {
-  final ILanguageDatasource datasource;
-
-  const LanguageRepositoryImpl(this.datasource);
-
-  @override
-  Future<DataState<NoParams, MyException>> saveLevels({required LanguageParams params}) async {
-    try {
-      await datasource.saveLevels(params: params);
-      return DataState.success(NoParams());
-    } on MyException catch (e) {
-      return DataState.error(e);
-    } catch (e) {
-      if (kDebugMode) {
-        rethrow;
-      } else {
-        return DataState.error(MyException(errorMessage: '$e'));
-      }
-    }
-  }
-}
diff --git a/lib/features/language/domain/repository/language_repository.dart b/lib/features/language/domain/repository/language_repository.dart
deleted file mode 100644
index 734c561..0000000
--- a/lib/features/language/domain/repository/language_repository.dart
+++ /dev/null
@@ -1,8 +0,0 @@
-import 'package:hadi_hoda_flutter/core/error_handler/my_exception.dart';
-import 'package:hadi_hoda_flutter/core/params/language_params.dart';
-import 'package:hadi_hoda_flutter/core/params/no_params.dart';
-import 'package:hadi_hoda_flutter/core/utils/data_state.dart';
-
-abstract class ILanguageRepository {
-  Future<DataState<NoParams, MyException>> saveLevels({required LanguageParams params});
-}
diff --git a/lib/features/language/domain/usecases/save_levels_usecase.dart b/lib/features/language/domain/usecases/save_levels_usecase.dart
deleted file mode 100644
index 61c6546..0000000
--- a/lib/features/language/domain/usecases/save_levels_usecase.dart
+++ /dev/null
@@ -1,17 +0,0 @@
-import 'package:hadi_hoda_flutter/core/error_handler/my_exception.dart';
-import 'package:hadi_hoda_flutter/core/params/language_params.dart';
-import 'package:hadi_hoda_flutter/core/params/no_params.dart';
-import 'package:hadi_hoda_flutter/core/usecase/usecase.dart';
-import 'package:hadi_hoda_flutter/core/utils/data_state.dart';
-import 'package:hadi_hoda_flutter/features/language/domain/repository/language_repository.dart';
-
-class SaveLevelsUseCase implements UseCase<NoParams, LanguageParams> {
-  final ILanguageRepository repository;
-
-  const SaveLevelsUseCase(this.repository);
-
-  @override
-  Future<DataState<NoParams, MyException>> call(LanguageParams params) {
-    return repository.saveLevels(params: params);
-  }
-}
diff --git a/lib/features/language/presentation/bloc/language_bloc.dart b/lib/features/language/presentation/bloc/language_bloc.dart
index c339a88..2dbf38f 100644
--- a/lib/features/language/presentation/bloc/language_bloc.dart
+++ b/lib/features/language/presentation/bloc/language_bloc.dart
@@ -1,26 +1,26 @@
 import 'dart:async';
+import 'dart:io';
 import 'package:bloc/bloc.dart';
 import 'package:go_router/go_router.dart';
-import 'package:hadi_hoda_flutter/core/params/language_params.dart';
+import 'package:hadi_hoda_flutter/core/constants/my_constants.dart';
 import 'package:hadi_hoda_flutter/core/routers/my_routes.dart';
-import 'package:hadi_hoda_flutter/core/status/base_status.dart';
 import 'package:hadi_hoda_flutter/core/utils/context_provider.dart';
+import 'package:hadi_hoda_flutter/core/utils/local_storage.dart';
+import 'package:hadi_hoda_flutter/core/utils/storage_path.dart';
 import 'package:hadi_hoda_flutter/features/language/domain/entity/language_entity.dart';
-import 'package:hadi_hoda_flutter/features/language/domain/usecases/save_levels_usecase.dart';
 import 'package:hadi_hoda_flutter/features/language/presentation/bloc/language_event.dart';
 import 'package:hadi_hoda_flutter/features/language/presentation/bloc/language_state.dart';
 
 class LanguageBloc extends Bloc<LanguageEvent, LanguageState> {
   /// ------------constructor------------
-  LanguageBloc(
-      this._saveLevelsUseCase,
-      ) : super(const LanguageState()) {
+  LanguageBloc() : super(const LanguageState()) {
+    LocalStorage.saveData(key: MyConstants.firstLanguagePage, value: 'true');
     on<ChangeLanguageEvent>(_changeLanguageEvent);
     on<SaveLevelsEvent>(_saveLevelsEvent);
+    on<InitLanguageEvent>(_initLanguageEvent);
   }
 
   /// ------------UseCases------------
-  final SaveLevelsUseCase _saveLevelsUseCase;
 
   /// ------------Variables------------
   final List<LanguageEntity> languages = [
@@ -44,17 +44,31 @@ class LanguageBloc extends Bloc<LanguageEvent, LanguageState> {
     SaveLevelsEvent event,
     Emitter<LanguageState> emit,
   ) async {
-    emit(state.copyWith(saveLevelsStatus: const BaseLoading()));
-   await _saveLevelsUseCase(LanguageParams(code: state.selectedLang.code)).then(
-     (value) => value.fold(
-       (data) {
-         emit(state.copyWith(saveLevelsStatus: const BaseInit()));
-         ContextProvider.context!.goNamed(Routes.homePage);
-       },
-       (error) {
-         emit(state.copyWith(saveLevelsStatus: const BaseInit()));
-       },
-     ),
-   );
+    await LocalStorage.saveData(
+      key: MyConstants.selectLanguage,
+      value: state.selectedLang.code ?? 'fa',
+    );
+    if (Directory(
+        '${StoragePath.documentDir.path}/${state.selectedLang.code}/files')
+        .existsSync()) {
+      if (ContextProvider.context.mounted) {
+        ContextProvider.context.goNamed(Routes.homePage);
+      }
+    } else {
+      await Future.wait([
+        LocalStorage.deleteData(key: MyConstants.downloadCompleted),
+        LocalStorage.deleteData(key: MyConstants.extractCompleted),
+      ]);
+      if (ContextProvider.context.mounted) {
+        ContextProvider.context.goNamed(Routes.introPage);
+      }
+    }
+  }
+
+  FutureOr<void> _initLanguageEvent(InitLanguageEvent event, Emitter<LanguageState> emit) {
+    final String selectedLanguage = LocalStorage.readData(key: MyConstants.selectLanguage).isEmpty
+        ? 'fa'
+        : LocalStorage.readData(key: MyConstants.selectLanguage);
+    emit(state.copyWith(selectedLang: LanguageEntity(code: selectedLanguage)));
   }
 }
diff --git a/lib/features/language/presentation/bloc/language_event.dart b/lib/features/language/presentation/bloc/language_event.dart
index 2531db4..accf591 100644
--- a/lib/features/language/presentation/bloc/language_event.dart
+++ b/lib/features/language/presentation/bloc/language_event.dart
@@ -3,14 +3,15 @@ import 'package:hadi_hoda_flutter/features/language/domain/entity/language_entit
 sealed class LanguageEvent {
   const LanguageEvent();
 }
-
 class ChangeLanguageEvent extends LanguageEvent {
   final LanguageEntity lang;
 
   const ChangeLanguageEvent(this.lang);
 }
-
 class SaveLevelsEvent extends LanguageEvent {
   const SaveLevelsEvent();
 }
+class InitLanguageEvent extends LanguageEvent {
+  const InitLanguageEvent();
+}
 
diff --git a/lib/features/language/presentation/ui/language_page.dart b/lib/features/language/presentation/ui/language_page.dart
index 4c81130..cd5af65 100644
--- a/lib/features/language/presentation/ui/language_page.dart
+++ b/lib/features/language/presentation/ui/language_page.dart
@@ -1,11 +1,9 @@
-import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_spaces.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
-import 'package:hadi_hoda_flutter/core/status/base_status.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_localization.dart';
 import 'package:hadi_hoda_flutter/core/utils/screen_size.dart';
@@ -71,7 +69,7 @@ class LanguagePage extends StatelessWidget {
   Expanded _list(BuildContext context) {
     return Expanded(
       child: Material(
-        color: context.noColor,
+        color: MyColors.transparent,
         child: Column(
           mainAxisAlignment: MainAxisAlignment.center,
           children: List.generate(
@@ -90,7 +88,7 @@ class LanguagePage extends StatelessWidget {
                     },
                     title: Text(context.read<LanguageBloc>().languages[index].title ?? ''),
                     titleTextStyle: Marhey.medium16.copyWith(
-                      color: context.primaryColor,
+                      color: MyColors.white,
                     ),
                     contentPadding: EdgeInsets.symmetric(
                       vertical: MySpaces.s12,
@@ -100,18 +98,6 @@ class LanguagePage extends StatelessWidget {
                     minTileHeight: 0,
                     minLeadingWidth: 0,
                     horizontalTitleGap: MySpaces.s12,
-                    trailing: BlocBuilder<LanguageBloc, LanguageState>(
-                      builder: (context, state) {
-                        if (state.saveLevelsStatus is BaseLoading && (state
-                            .selectedLang.code == languageBloc.languages[index].code)) {
-                          return CupertinoActivityIndicator(
-                            color: context.primaryColor,
-                          );
-                        } else {
-                          return SizedBox.shrink();
-                        }
-                      },
-                    ),
                     leading:  state.selectedLang.code ==
                         languageBloc.languages[index].code ? Container(
                       height: 17,
@@ -137,8 +123,8 @@ class LanguagePage extends StatelessWidget {
                     shape: RoundedRectangleBorder(
                       borderRadius: BorderRadius.all(Radius.circular(12)),
                     ),
-                    selectedTileColor: context.primaryColor.withValues(alpha: 0.2),
-                    selectedColor: context.primaryColor,
+                    selectedTileColor: MyColors.white.withValues(alpha: 0.2),
+                    selectedColor: MyColors.white,
                   );
                 }
             ),
diff --git a/lib/features/level/presentation/ui/widgets/level_widget.dart b/lib/features/level/presentation/ui/widgets/level_widget.dart
index ce1e44c..420c6c4 100644
--- a/lib/features/level/presentation/ui/widgets/level_widget.dart
+++ b/lib/features/level/presentation/ui/widgets/level_widget.dart
@@ -1,7 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
 import 'package:hadi_hoda_flutter/features/level/domain/entity/level_entity.dart';
 
@@ -43,7 +43,7 @@ class LevelWidget extends StatelessWidget {
           Text(
             '$index',
             style: DinoKids.regular26.copyWith(
-              color: context.primaryColor,
+              color: MyColors.white,
               shadows: [
                 Shadow(
                   color: Color(0XFF5B5B5B),
diff --git a/lib/features/question/presentation/ui/question_page.dart b/lib/features/question/presentation/ui/question_page.dart
index 9e68191..9663bf0 100644
--- a/lib/features/question/presentation/ui/question_page.dart
+++ b/lib/features/question/presentation/ui/question_page.dart
@@ -1,9 +1,9 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_assets.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_spaces.dart';
 import 'package:hadi_hoda_flutter/common_ui/resources/my_text_style.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
 import 'package:hadi_hoda_flutter/core/utils/gap.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_image.dart';
 import 'package:hadi_hoda_flutter/core/utils/my_localization.dart';
@@ -82,7 +82,7 @@ class QuestionPage extends StatelessWidget {
           builder: (context, state) => Text(
             state.levelEntity?.title ?? '',
             style: Marhey.bold14.copyWith(
-              color: context.primaryColor,
+              color: MyColors.white,
             ),
           ),
         ),
@@ -109,7 +109,7 @@ class QuestionPage extends StatelessWidget {
           builder: (context, state) => Text(
             'Question ${state.currentStep} / ${state.levelEntity?.questions?.length ?? 0}',
             style: Marhey.medium12.copyWith(
-              color: context.primaryColor.withValues(alpha: 0.5),
+              color: MyColors.white.withValues(alpha: 0.5),
               shadows: [
                 Shadow(
                   offset: Offset(0, 1),
@@ -125,7 +125,7 @@ class QuestionPage extends StatelessWidget {
             state.levelEntity?.questions?[state.currentStep].title ?? '',
            textAlign: TextAlign.center,
             style: Marhey.medium12.copyWith(
-              color: context.primaryColor,
+              color: MyColors.white,
               shadows: [
                 Shadow(
                   offset: Offset(0, 1),
diff --git a/lib/features/question/presentation/ui/widgets/refresh_button.dart b/lib/features/question/presentation/ui/widgets/refresh_button.dart
index 801678e..2f4a8bf 100644
--- a/lib/features/question/presentation/ui/widgets/refresh_button.dart
+++ b/lib/features/question/presentation/ui/widgets/refresh_button.dart
@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-import 'package:hadi_hoda_flutter/common_ui/theme/my_theme.dart';
+import 'package:hadi_hoda_flutter/common_ui/resources/my_colors.dart';
 
 class RefreshButton extends StatelessWidget {
   const RefreshButton({super.key, this.onTap,});
@@ -9,7 +9,7 @@ class RefreshButton extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return Material(
-      color: context.noColor,
+      color: MyColors.transparent,
       child: Ink(
         height: 48,
         width: 48,
diff --git a/lib/init_bindings.dart b/lib/init_bindings.dart
index bad6e5e..997baae 100644
--- a/lib/init_bindings.dart
+++ b/lib/init_bindings.dart
@@ -12,10 +12,7 @@ import 'package:hadi_hoda_flutter/features/intro/data/repository_impl/intro_repo
 import 'package:hadi_hoda_flutter/features/intro/domain/repository/intro_repository.dart';
 import 'package:hadi_hoda_flutter/features/intro/domain/usecases/get_files_usecase.dart';
 import 'package:hadi_hoda_flutter/features/intro/domain/usecases/loading_stream_usecase.dart';
-import 'package:hadi_hoda_flutter/features/language/data/datasource/language_datasource.dart';
-import 'package:hadi_hoda_flutter/features/language/data/repository_impl/language_repository_impl.dart';
-import 'package:hadi_hoda_flutter/features/language/domain/repository/language_repository.dart';
-import 'package:hadi_hoda_flutter/features/language/domain/usecases/save_levels_usecase.dart';
+import 'package:hadi_hoda_flutter/features/intro/domain/usecases/save_levels_usecase.dart';
 import 'package:hadi_hoda_flutter/features/level/data/datasource/level_datasource.dart';
 import 'package:hadi_hoda_flutter/features/level/data/repository_impl/level_repository_impl.dart';
 import 'package:hadi_hoda_flutter/features/level/domain/entity/level_entity.dart';
@@ -52,12 +49,10 @@ void initBindings() {
   locator.registerLazySingleton<IIntroDatasource>(() => IntroDatasourceImpl(locator()));
   locator.registerLazySingleton<IIntroRepository>(() => IntroRepositoryImpl(locator()));
   locator.registerLazySingleton<GetFilesUseCase>(() => GetFilesUseCase(locator()));
+  locator.registerLazySingleton<SaveLevelsUseCase>(() => SaveLevelsUseCase(locator()));
   locator.registerLazySingleton<LoadingStreamUseCase>(() => LoadingStreamUseCase(locator()));
 
   /// Language Feature
-  locator.registerLazySingleton<ILanguageDatasource>(() => LanguageDatasourceImpl(locator()));
-  locator.registerLazySingleton<ILanguageRepository>(() => LanguageRepositoryImpl(locator()));
-  locator.registerLazySingleton<SaveLevelsUseCase>(() => SaveLevelsUseCase(locator()));
 
   /// Home Feature
   locator.registerLazySingleton<IHomeDatasource>(() => HomeDatasourceImpl(locator()));
diff --git a/lib/l10n/app_en.arb b/lib/l10n/app_en.arb
index fd36a8d..66f926e 100644
--- a/lib/l10n/app_en.arb
+++ b/lib/l10n/app_en.arb
@@ -3,5 +3,10 @@
   "about_us_desc" : "Rive combines an interactive design tool, a new stateful graphics format, a lightweight multi-platform runtime, and a blazing-fast vector renderer. \nThis end-to-end pipeline brings interfaces to life with motion. It gives designers and devs the tools to build.",
   "tap_to_select": "Tap the correct option to select.",
   "select_language": "Select language",
-  "select": "Select"
+  "select": "Select",
+  "please_wait": "Please wait a few moments...",
+  "downloading_data": "Downloading initial data",
+  "lost_connection": "Lost connection!",
+  "try_again": "Try Again",
+  "connected_to_internet": "You must be connected to the internet to download the initial game data."
 }
\ No newline at end of file
diff --git a/lib/l10n/app_localizations.dart b/lib/l10n/app_localizations.dart
index 8b63165..7d3e5a1 100644
--- a/lib/l10n/app_localizations.dart
+++ b/lib/l10n/app_localizations.dart
@@ -123,6 +123,36 @@ abstract class AppLocalizations {
   /// In en, this message translates to:
   /// **'Select'**
   String get select;
+
+  /// No description provided for @please_wait.
+  ///
+  /// In en, this message translates to:
+  /// **'Please wait a few moments...'**
+  String get please_wait;
+
+  /// No description provided for @downloading_data.
+  ///
+  /// In en, this message translates to:
+  /// **'Downloading initial data'**
+  String get downloading_data;
+
+  /// No description provided for @lost_connection.
+  ///
+  /// In en, this message translates to:
+  /// **'Lost connection!'**
+  String get lost_connection;
+
+  /// No description provided for @try_again.
+  ///
+  /// In en, this message translates to:
+  /// **'Try Again'**
+  String get try_again;
+
+  /// No description provided for @connected_to_internet.
+  ///
+  /// In en, this message translates to:
+  /// **'You must be connected to the internet to download the initial game data.'**
+  String get connected_to_internet;
 }
 
 class _AppLocalizationsDelegate
diff --git a/lib/l10n/app_localizations_en.dart b/lib/l10n/app_localizations_en.dart
index 290f727..521588d 100644
--- a/lib/l10n/app_localizations_en.dart
+++ b/lib/l10n/app_localizations_en.dart
@@ -23,4 +23,20 @@ class AppLocalizationsEn extends AppLocalizations {
 
   @override
   String get select => 'Select';
+
+  @override
+  String get please_wait => 'Please wait a few moments...';
+
+  @override
+  String get downloading_data => 'Downloading initial data';
+
+  @override
+  String get lost_connection => 'Lost connection!';
+
+  @override
+  String get try_again => 'Try Again';
+
+  @override
+  String get connected_to_internet =>
+      'You must be connected to the internet to download the initial game data.';
 }