Normalize Activity application architecture

assets/translations/en.json

 {
   "app_name": "Solitaire",
 
+  "page_home": "Home",
+  "page_game": "Game",
+
   "settings_title": "Settings",
   "settings_label_theme": "Theme mode",
 

assets/translations/fr.json

 {
   "app_name": "Solitaire",
 
+  "page_home": "Accueil",
+  "page_game": "Jeu",
+
   "settings_title": "Réglages",
   "settings_label_theme": "Thème de couleurs",
 

fastlane/metadata/android/en-US/changelogs/25.txt

+Normalize Activity application architecture.

fastlane/metadata/android/fr-FR/changelogs/25.txt

+Harmonisation des applications en Activity.

lib/config/menu.dart → lib/common/config/activity_page.dart

 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:solitaire/ui/screens/page_about.dart';
-import 'package:solitaire/ui/screens/page_game.dart';
-import 'package:solitaire/ui/screens/page_settings.dart';
+import 'package:solitaire/common/ui/pages/game.dart';
+import 'package:solitaire/common/ui/pages/parameters.dart';
 
-class MenuItem {
+class ActivityPageItem {
+  final String code;
   final Icon icon;
   final Widget page;
 
-  const MenuItem({
+  const ActivityPageItem({
+    required this.code,
     required this.icon,
     required this.page,
   });
 }
 
-class Menu {
-  static const indexGame = 0;
-  static const menuItemGame = MenuItem(
-    icon: Icon(UniconsLine.home),
-    page: PageGame(),
-  );
+class ActivityPage {
+  static const bool displayBottomNavBar = false;
 
-  static const indexSettings = 1;
-  static const menuItemSettings = MenuItem(
-    icon: Icon(UniconsLine.setting),
-    page: PageSettings(),
+  static const indexHome = 0;
+  static const pageHome = ActivityPageItem(
+    code: 'page_home',
+    icon: Icon(UniconsLine.home),
+    page: PageParameters(),
   );
 
-  static const indexAbout = 2;
-  static const menuItemAbout = MenuItem(
-    icon: Icon(UniconsLine.info_circle),
-    page: PageAbout(),
+  static const indexGame = 1;
+  static const pageGame = ActivityPageItem(
+    code: 'page_game',
+    icon: Icon(UniconsLine.star),
+    page: PageGame(),
   );
 
-  static Map<int, MenuItem> items = {
-    indexGame: menuItemGame,
-    indexSettings: menuItemSettings,
-    indexAbout: menuItemAbout,
+  static const Map<int, ActivityPageItem> items = {
+    indexHome: pageHome,
+    indexGame: pageGame,
   };
 
+  static int defaultPageIndex = indexHome;
+
   static bool isIndexAllowed(int pageIndex) {
     return items.keys.contains(pageIndex);
   }
 
-  static Widget getPageWidget(int pageIndex) {
-    return items[pageIndex]?.page ?? menuItemGame.page;
+  static Widget getWidget(int pageIndex) {
+    return items[pageIndex]?.page ?? pageHome.page;
   }
-
-  static int itemsCount = Menu.items.length;
 }

lib/common/config/screen.dart

+import 'package:flutter/material.dart';
+import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+
+import 'package:solitaire/common/ui/screens/about.dart';
+import 'package:solitaire/common/ui/screens/activity.dart';
+import 'package:solitaire/common/ui/screens/settings.dart';
+
+class ScreenItem {
+  final String code;
+  final Icon icon;
+  final Widget screen;
+
+  const ScreenItem({
+    required this.code,
+    required this.icon,
+    required this.screen,
+  });
+}
+
+class Screen {
+  static const indexActivity = 0;
+  static const screenActivity = ScreenItem(
+    code: 'screen_activity',
+    icon: Icon(UniconsLine.home),
+    screen: ScreenActivity(),
+  );
+
+  static const indexSettings = 1;
+  static const screenSettings = ScreenItem(
+    code: 'screen_settings',
+    icon: Icon(UniconsLine.setting),
+    screen: ScreenSettings(),
+  );
+
+  static const indexAbout = 2;
+  static const screenAbout = ScreenItem(
+    code: 'screen_about',
+    icon: Icon(UniconsLine.info_circle),
+    screen: ScreenAbout(),
+  );
+
+  static Map<int, ScreenItem> items = {
+    indexActivity: screenActivity,
+    indexSettings: screenSettings,
+    indexAbout: screenAbout,
+  };
+
+  static bool isIndexAllowed(int screenIndex) {
+    return items.keys.contains(screenIndex);
+  }
+
+  static Widget getWidget(int screenIndex) {
+    return items[screenIndex]?.screen ?? screenActivity.screen;
+  }
+}

lib/cubit/nav_cubit.dart → lib/common/cubit/nav/nav_cubit_pages.dart

 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:solitaire/config/menu.dart';
+import 'package:solitaire/common/config/activity_page.dart';
 
-class NavCubit extends HydratedCubit<int> {
-  NavCubit() : super(0);
+class NavCubitPage extends HydratedCubit<int> {
+  NavCubitPage() : super(0);
 
   void updateIndex(int index) {
-    if (Menu.isIndexAllowed(index)) {
+    if (ActivityPage.isIndexAllowed(index)) {
       emit(index);
     } else {
-      goToGamePage();
+      emit(ActivityPage.indexHome);
     }
   }
 
-  void goToGamePage() {
-    emit(Menu.indexGame);
+  void goToPageHome() {
+    updateIndex(ActivityPage.indexHome);
   }
 
-  void goToSettingsPage() {
-    emit(Menu.indexSettings);
-  }
-
-  void goToAboutPage() {
-    emit(Menu.indexAbout);
+  void goToPageGame() {
+    updateIndex(ActivityPage.indexGame);
   }
 
   @override
   int fromJson(Map<String, dynamic> json) {
-    return Menu.indexGame;
+    return ActivityPage.indexHome;
   }
 
   @override
   Map<String, dynamic>? toJson(int state) {
-    return <String, int>{'pageIndex': state};
+    return <String, int>{'index': state};
   }
 }

lib/common/cubit/nav/nav_cubit_screens.dart

+import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+
+import 'package:solitaire/common/config/screen.dart';
+
+class NavCubitScreen extends HydratedCubit<int> {
+  NavCubitScreen() : super(0);
+
+  void updateIndex(int index) {
+    if (Screen.isIndexAllowed(index)) {
+      emit(index);
+    } else {
+      goToScreenActivity();
+    }
+  }
+
+  void goToScreenActivity() {
+    emit(Screen.indexActivity);
+  }
+
+  void goToScreenSettings() {
+    emit(Screen.indexSettings);
+  }
+
+  void goToScreenAbout() {
+    emit(Screen.indexAbout);
+  }
+
+  @override
+  int fromJson(Map<String, dynamic> json) {
+    return Screen.indexActivity;
+  }
+
+  @override
+  Map<String, dynamic>? toJson(int state) {
+    return <String, int>{'index': state};
+  }
+}

lib/common/ui/nav/bottom_nav_bar.dart

+import 'package:flutter/material.dart';
+import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+
+import 'package:solitaire/common/config/activity_page.dart';
+import 'package:solitaire/common/cubit/nav/nav_cubit_pages.dart';
+
+class BottomNavBar extends StatelessWidget {
+  const BottomNavBar({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Card(
+      margin: const EdgeInsets.only(top: 1, right: 4, left: 4),
+      elevation: 4,
+      shadowColor: Theme.of(context).colorScheme.shadow,
+      color: Theme.of(context).colorScheme.surfaceContainerHighest,
+      shape: const RoundedRectangleBorder(
+        borderRadius: BorderRadius.only(
+          topLeft: Radius.circular(16),
+          topRight: Radius.circular(16),
+        ),
+      ),
+      child: BlocBuilder<NavCubitPage, int>(builder: (BuildContext context, int state) {
+        final List<BottomNavigationBarItem> items = [];
+
+        ActivityPage.items.forEach((int pageIndex, ActivityPageItem item) {
+          items.add(BottomNavigationBarItem(
+            icon: item.icon,
+            label: tr(item.code),
+          ));
+        });
+
+        return BottomNavigationBar(
+          currentIndex: state,
+          onTap: (int index) => BlocProvider.of<NavCubitPage>(context).updateIndex(index),
+          type: BottomNavigationBarType.fixed,
+          elevation: 0,
+          backgroundColor: Colors.transparent,
+          selectedItemColor: Theme.of(context).colorScheme.primary,
+          unselectedItemColor: Theme.of(context).textTheme.bodySmall!.color,
+          items: items,
+        );
+      }),
+    );
+  }
+}

lib/ui/widgets/global_app_bar.dart → lib/common/ui/nav/global_app_bar.dart

 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:solitaire/config/menu.dart';
-import 'package:solitaire/cubit/game_cubit.dart';
-import 'package:solitaire/cubit/nav_cubit.dart';
-import 'package:solitaire/models/game/game.dart';
+import 'package:solitaire/common/config/screen.dart';
+import 'package:solitaire/common/cubit/nav/nav_cubit_pages.dart';
+import 'package:solitaire/common/cubit/nav/nav_cubit_screens.dart';
+
+import 'package:solitaire/cubit/activity/activity_cubit.dart';
+import 'package:solitaire/models/activity/activity.dart';
 
 class GlobalAppBar extends StatelessWidget implements PreferredSizeWidget {
   const GlobalAppBar({super.key});
 
   @override
   Widget build(BuildContext context) {
-    return BlocBuilder<GameCubit, GameState>(
-      builder: (BuildContext context, GameState gameState) {
-        return BlocBuilder<NavCubit, int>(
+    return BlocBuilder<ActivityCubit, ActivityState>(
+      builder: (BuildContext context, ActivityState activityState) {
+        return BlocBuilder<NavCubitScreen, int>(
           builder: (BuildContext context, int pageIndex) {
-            final Game currentGame = gameState.currentGame;
+            final Activity currentActivity = activityState.currentActivity;
 
             final List<Widget> menuActions = [];
 
-            if (currentGame.isRunning && !currentGame.isFinished) {
+            if (currentActivity.isRunning && !currentActivity.isFinished) {
               menuActions.add(StyledButton(
                 color: Colors.red,
                 onPressed: () {},
                 onLongPress: () {
-                  BlocProvider.of<GameCubit>(context).quitGame();
+                  BlocProvider.of<ActivityCubit>(context).quitActivity();
+                  BlocProvider.of<NavCubitPage>(context).goToPageHome();
                 },
                 child: const Image(
                   image: AssetImage('assets/ui/button_back.png'),
@@ -32,38 +35,38 @@ class GlobalAppBar extends StatelessWidget implements PreferredSizeWidget {
                 ),
               ));
             } else {
-              if (pageIndex == Menu.indexGame) {
+              if (pageIndex == Screen.indexActivity) {
                 // go to Settings page
                 menuActions.add(ElevatedButton(
                   onPressed: () {
-                    BlocProvider.of<NavCubit>(context).goToSettingsPage();
+                    BlocProvider.of<NavCubitScreen>(context).goToScreenSettings();
                   },
                   style: ElevatedButton.styleFrom(
                     shape: const CircleBorder(),
                   ),
-                  child: Menu.menuItemSettings.icon,
+                  child: Screen.screenSettings.icon,
                 ));
 
                 // go to About page
                 menuActions.add(ElevatedButton(
                   onPressed: () {
-                    BlocProvider.of<NavCubit>(context).goToAboutPage();
+                    BlocProvider.of<NavCubitScreen>(context).goToScreenAbout();
                   },
                   style: ElevatedButton.styleFrom(
                     shape: const CircleBorder(),
                   ),
-                  child: Menu.menuItemAbout.icon,
+                  child: Screen.screenAbout.icon,
                 ));
               } else {
                 // back to Home page
                 menuActions.add(ElevatedButton(
                   onPressed: () {
-                    BlocProvider.of<NavCubit>(context).goToGamePage();
+                    BlocProvider.of<NavCubitScreen>(context).goToScreenActivity();
                   },
                   style: ElevatedButton.styleFrom(
                     shape: const CircleBorder(),
                   ),
-                  child: Menu.menuItemGame.icon,
+                  child: Screen.screenActivity.icon,
                 ));
               }
             }

lib/ui/layouts/game_layout.dart → lib/common/ui/pages/game.dart

 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:solitaire/cubit/game_cubit.dart';
-import 'package:solitaire/models/game/game.dart';
+import 'package:solitaire/cubit/activity/activity_cubit.dart';
+import 'package:solitaire/models/activity/activity.dart';
 import 'package:solitaire/ui/game/game_end.dart';
 import 'package:solitaire/ui/game/game_top.dart';
 import 'package:solitaire/ui/widgets/game/game_board.dart';
 
-class GameLayout extends StatelessWidget {
-  const GameLayout({super.key});
+class PageGame extends StatelessWidget {
+  const PageGame({super.key});
 
   @override
   Widget build(BuildContext context) {
-    return BlocBuilder<GameCubit, GameState>(
-      builder: (BuildContext context, GameState gameState) {
-        final Game currentGame = gameState.currentGame;
+    return BlocBuilder<ActivityCubit, ActivityState>(
+      builder: (BuildContext context, ActivityState activityState) {
+        final Activity currentActivity = activityState.currentActivity;
 
         return Container(
           alignment: AlignmentDirectional.topCenter,
@@ -28,7 +28,7 @@ class GameLayout extends StatelessWidget {
               const GameBoardWidget(),
               const SizedBox(height: 8),
               const Expanded(child: SizedBox.shrink()),
-              currentGame.isFinished ? const GameEndWidget() : const SizedBox.shrink(),
+              currentActivity.isFinished ? const GameEndWidget() : const SizedBox.shrink(),
             ],
           ),
         );

lib/ui/layouts/parameters_layout.dart → lib/common/ui/pages/parameters.dart

 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:solitaire/config/default_game_settings.dart';
+import 'package:solitaire/common/ui/parameters/parameter_widget.dart';
+
+import 'package:solitaire/config/default_activity_settings.dart';
 import 'package:solitaire/config/default_global_settings.dart';
-import 'package:solitaire/cubit/settings_game_cubit.dart';
-import 'package:solitaire/cubit/settings_global_cubit.dart';
-import 'package:solitaire/ui/parameters/parameter_widget.dart';
+import 'package:solitaire/cubit/activity/activity_cubit.dart';
+import 'package:solitaire/cubit/settings/settings_activity_cubit.dart';
+import 'package:solitaire/cubit/settings/settings_global_cubit.dart';
+import 'package:solitaire/models/activity/activity.dart';
 import 'package:solitaire/ui/widgets/actions/button_delete_saved_game.dart';
 import 'package:solitaire/ui/widgets/actions/button_game_start_new.dart';
 import 'package:solitaire/ui/widgets/actions/button_resume_saved_game.dart';
 
-class ParametersLayout extends StatelessWidget {
-  const ParametersLayout({super.key, required this.canResume});
-
-  final bool canResume;
+class PageParameters extends StatelessWidget {
+  const PageParameters({super.key});
 
   final double separatorHeight = 8.0;
 
   @override
   Widget build(BuildContext context) {
-    final List<Widget> lines = [];
-
-    // Game settings
-    for (String code in DefaultGameSettings.availableParameters) {
-      lines.add(Row(
-        mainAxisAlignment: MainAxisAlignment.spaceBetween,
-        children: buildParametersLine(
-          code: code,
-          isGlobal: false,
-        ),
-      ));
-
-      lines.add(SizedBox(height: separatorHeight));
-    }
-
-    lines.add(Expanded(
-      child: SizedBox(height: separatorHeight),
-    ));
-
-    if (canResume == false) {
-      // Start new game
-      lines.add(
-        const AspectRatio(
-          aspectRatio: 3,
-          child: StartNewGameButton(),
-        ),
-      );
-    } else {
-      // Resume game
-      lines.add(const AspectRatio(
-        aspectRatio: 3,
-        child: ResumeSavedGameButton(),
-      ));
-      // Delete saved game
-      lines.add(SizedBox.square(
-        dimension: MediaQuery.of(context).size.width / 5,
-        child: const DeleteSavedGameButton(),
-      ));
-    }
-
-    lines.add(SizedBox(height: separatorHeight));
-
-    // Global settings
-    for (String code in DefaultGlobalSettings.availableParameters) {
-      lines.add(Row(
-        mainAxisAlignment: MainAxisAlignment.spaceBetween,
-        children: buildParametersLine(
-          code: code,
-          isGlobal: true,
-        ),
-      ));
-
-      lines.add(SizedBox(height: separatorHeight));
-    }
-
-    return Column(
-      children: lines,
+    return BlocBuilder<ActivityCubit, ActivityState>(
+      builder: (BuildContext context, ActivityState activityState) {
+        final Activity currentActivity = activityState.currentActivity;
+
+        final List<Widget> lines = [];
+
+        // Game settings
+        for (String code in DefaultActivitySettings.availableParameters) {
+          lines.add(Row(
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            children: buildParametersLine(
+              code: code,
+              isGlobal: false,
+            ),
+          ));
+
+          lines.add(SizedBox(height: separatorHeight));
+        }
+
+        lines.add(Expanded(
+          child: SizedBox(height: separatorHeight),
+        ));
+
+        if (currentActivity.canBeResumed == false) {
+          // Start new game
+          lines.add(
+            const AspectRatio(
+              aspectRatio: 3,
+              child: StartNewGameButton(),
+            ),
+          );
+        } else {
+          // Resume game
+          lines.add(const AspectRatio(
+            aspectRatio: 3,
+            child: ResumeSavedGameButton(),
+          ));
+          // Delete saved game
+          lines.add(SizedBox.square(
+            dimension: MediaQuery.of(context).size.width / 5,
+            child: const DeleteSavedGameButton(),
+          ));
+        }
+
+        lines.add(SizedBox(height: separatorHeight));
+
+        // Global settings
+        for (String code in DefaultGlobalSettings.availableParameters) {
+          lines.add(Row(
+            mainAxisAlignment: MainAxisAlignment.spaceBetween,
+            children: buildParametersLine(
+              code: code,
+              isGlobal: true,
+            ),
+          ));
+
+          lines.add(SizedBox(height: separatorHeight));
+        }
+
+        return Column(
+          children: lines,
+        );
+      },
     );
   }
 
@@ -87,25 +94,25 @@ class ParametersLayout extends StatelessWidget {
 
     final List<String> availableValues = isGlobal
         ? DefaultGlobalSettings.getAvailableValues(code)
-        : DefaultGameSettings.getAvailableValues(code);
+        : DefaultActivitySettings.getAvailableValues(code);
 
     if (availableValues.length <= 1) {
       return [];
     }
 
     for (String value in availableValues) {
-      final Widget parameterButton = BlocBuilder<GameSettingsCubit, GameSettingsState>(
-        builder: (BuildContext context, GameSettingsState gameSettingsState) {
+      final Widget parameterButton = BlocBuilder<ActivitySettingsCubit, ActivitySettingsState>(
+        builder: (BuildContext context, ActivitySettingsState activitySettingsState) {
           return BlocBuilder<GlobalSettingsCubit, GlobalSettingsState>(
             builder: (BuildContext context, GlobalSettingsState globalSettingsState) {
-              final GameSettingsCubit gameSettingsCubit =
-                  BlocProvider.of<GameSettingsCubit>(context);
+              final ActivitySettingsCubit activitySettingsCubit =
+                  BlocProvider.of<ActivitySettingsCubit>(context);
               final GlobalSettingsCubit globalSettingsCubit =
                   BlocProvider.of<GlobalSettingsCubit>(context);
 
               final String currentValue = isGlobal
                   ? globalSettingsCubit.getParameterValue(code)
-                  : gameSettingsCubit.getParameterValue(code);
+                  : activitySettingsCubit.getParameterValue(code);
 
               final bool isSelected = (value == currentValue);
 
@@ -119,12 +126,12 @@ class ParametersLayout extends StatelessWidget {
                   value: value,
                   isSelected: isSelected,
                   size: itemWidth,
-                  gameSettings: gameSettingsState.settings,
+                  activitySettings: activitySettingsState.settings,
                   globalSettings: globalSettingsState.settings,
                   onPressed: () {
                     isGlobal
                         ? globalSettingsCubit.setParameterValue(code, value)
-                        : gameSettingsCubit.setParameterValue(code, value);
+                        : activitySettingsCubit.setParameterValue(code, value);
                   },
                 ),
               );

lib/ui/parameters/parameter_painter.dart → lib/common/ui/parameters/parameter_painter.dart

@@ -3,25 +3,26 @@ import 'dart:math';
 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:solitaire/config/default_game_settings.dart';
-import 'package:solitaire/data/game_data.dart';
-import 'package:solitaire/models/game/board.dart';
-import 'package:solitaire/models/game/cell.dart';
-import 'package:solitaire/models/game/cell_location.dart';
-import 'package:solitaire/models/settings/settings_game.dart';
+import 'package:solitaire/config/default_activity_settings.dart';
+import 'package:solitaire/models/settings/settings_activity.dart';
 import 'package:solitaire/models/settings/settings_global.dart';
 
+import 'package:solitaire/data/game_data.dart';
+import 'package:solitaire/models/activity/board.dart';
+import 'package:solitaire/models/activity/cell.dart';
+import 'package:solitaire/models/activity/cell_location.dart';
+
 class ParameterPainter extends CustomPainter {
   const ParameterPainter({
     required this.code,
     required this.value,
-    required this.gameSettings,
+    required this.activitySettings,
     required this.globalSettings,
   });
 
   final String code;
   final String value;
-  final GameSettings gameSettings;
+  final ActivitySettings activitySettings;
   final GlobalSettings globalSettings;
 
   @override
@@ -31,7 +32,7 @@ class ParameterPainter extends CustomPainter {
 
     // content
     switch (code) {
-      case DefaultGameSettings.parameterCodeLayout:
+      case DefaultActivitySettings.parameterCodeLayout:
         paintLayoutParameterItem(canvas, canvasSize);
         break;
       default:
@@ -85,16 +86,16 @@ class ParameterPainter extends CustomPainter {
       Color gridBackgroundColor = Colors.grey;
 
       switch (value) {
-        case DefaultGameSettings.layoutValueFrench:
+        case DefaultActivitySettings.layoutValueFrench:
           gridBackgroundColor = Colors.green;
           break;
-        case DefaultGameSettings.layoutValueGerman:
+        case DefaultActivitySettings.layoutValueGerman:
           gridBackgroundColor = Colors.orange;
           break;
-        case DefaultGameSettings.layoutValueEnglish:
+        case DefaultActivitySettings.layoutValueEnglish:
           gridBackgroundColor = Colors.red;
           break;
-        case DefaultGameSettings.layoutValueDiamond:
+        case DefaultActivitySettings.layoutValueDiamond:
           gridBackgroundColor = Colors.purple;
           break;
         default:

lib/ui/parameters/parameter_widget.dart → lib/common/ui/parameters/parameter_widget.dart

 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:solitaire/config/default_game_settings.dart';
+import 'package:solitaire/common/ui/parameters/parameter_painter.dart';
+
+import 'package:solitaire/config/default_activity_settings.dart';
 import 'package:solitaire/config/default_global_settings.dart';
-import 'package:solitaire/models/settings/settings_game.dart';
+import 'package:solitaire/models/settings/settings_activity.dart';
 import 'package:solitaire/models/settings/settings_global.dart';
-import 'package:solitaire/ui/parameters/parameter_painter.dart';
 
 class ParameterWidget extends StatelessWidget {
   const ParameterWidget({
@@ -14,7 +15,7 @@ class ParameterWidget extends StatelessWidget {
     required this.value,
     required this.isSelected,
     required this.size,
-    required this.gameSettings,
+    required this.activitySettings,
     required this.globalSettings,
     required this.onPressed,
   });
@@ -23,7 +24,7 @@ class ParameterWidget extends StatelessWidget {
   final String value;
   final bool isSelected;
   final double size;
-  final GameSettings gameSettings;
+  final ActivitySettings activitySettings;
   final GlobalSettings globalSettings;
   final VoidCallback onPressed;
 
@@ -37,7 +38,7 @@ class ParameterWidget extends StatelessWidget {
     Widget content = const SizedBox.shrink();
 
     switch (code) {
-      case DefaultGameSettings.parameterCodeLayout:
+      case DefaultActivitySettings.parameterCodeLayout:
         content = getLayoutParameterItem();
         break;
       case DefaultGlobalSettings.parameterCodeSkin:
@@ -84,7 +85,7 @@ class ParameterWidget extends StatelessWidget {
         painter: ParameterPainter(
           code: code,
           value: value,
-          gameSettings: gameSettings,
+          activitySettings: activitySettings,
           globalSettings: globalSettings,
         ),
         isComplex: true,

lib/ui/screens/page_about.dart → lib/common/ui/screens/about.dart

 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-class PageAbout extends StatelessWidget {
-  const PageAbout({super.key});
+class ScreenAbout extends StatelessWidget {
+  const ScreenAbout({super.key});
 
   @override
   Widget build(BuildContext context) {

lib/common/ui/screens/activity.dart

+import 'package:flutter/material.dart';
+import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+
+import 'package:solitaire/common/config/activity_page.dart';
+import 'package:solitaire/common/cubit/nav/nav_cubit_pages.dart';
+
+class ScreenActivity extends StatelessWidget {
+  const ScreenActivity({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return BlocBuilder<NavCubitPage, int>(
+      builder: (BuildContext context, int pageIndex) {
+        return ActivityPage.getWidget(pageIndex);
+      },
+    );
+  }
+}

lib/ui/screens/page_settings.dart → lib/common/ui/screens/settings.dart

 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-class PageSettings extends StatelessWidget {
-  const PageSettings({super.key});
+class ScreenSettings extends StatelessWidget {
+  const ScreenSettings({super.key});
 
   @override
   Widget build(BuildContext context) {

lib/config/application_config.dart

+class ApplicationConfig {
+  static const String appTitle = 'Solitaire';
+}

lib/config/default_game_settings.dart → lib/config/default_activity_settings.dart

 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-class DefaultGameSettings {
+class DefaultActivitySettings {
   // available game parameters codes
   static const String parameterCodeLayout = 'layout';
   static const List<String> availableParameters = [
@@ -25,7 +25,7 @@ class DefaultGameSettings {
   static List<String> getAvailableValues(String parameterCode) {
     switch (parameterCode) {
       case parameterCodeLayout:
-        return DefaultGameSettings.allowedLayoutValues;
+        return DefaultActivitySettings.allowedLayoutValues;
     }
 
     printlog('Did not find any available value for game parameter "$parameterCode".');

lib/cubit/game_cubit.dart → lib/cubit/activity/activity_cubit.dart

 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:solitaire/models/game/cell_location.dart';
-import 'package:solitaire/models/game/game.dart';
-import 'package:solitaire/models/settings/settings_game.dart';
+import 'package:solitaire/models/activity/cell_location.dart';
+import 'package:solitaire/models/activity/activity.dart';
+import 'package:solitaire/models/settings/settings_activity.dart';
 import 'package:solitaire/models/settings/settings_global.dart';
 
-part 'game_state.dart';
+part 'activity_state.dart';
 
-class GameCubit extends HydratedCubit<GameState> {
-  GameCubit()
-      : super(GameState(
-          currentGame: Game.createEmpty(),
+class ActivityCubit extends HydratedCubit<ActivityState> {
+  ActivityCubit()
+      : super(ActivityState(
+          currentActivity: Activity.createEmpty(),
         ));
 
-  void updateState(Game game) {
-    emit(GameState(
-      currentGame: game,
+  void updateState(Activity activity) {
+    emit(ActivityState(
+      currentActivity: activity,
     ));
   }
 
   void refresh() {
-    final Game game = Game(
+    final Activity activity = Activity(
       // Settings
-      gameSettings: state.currentGame.gameSettings,
-      globalSettings: state.currentGame.globalSettings,
+      activitySettings: state.currentActivity.activitySettings,
+      globalSettings: state.currentActivity.globalSettings,
       // State
-      isRunning: state.currentGame.isRunning,
-      isStarted: state.currentGame.isStarted,
-      isFinished: state.currentGame.isFinished,
-      animationInProgress: state.currentGame.animationInProgress,
+      isRunning: state.currentActivity.isRunning,
+      isStarted: state.currentActivity.isStarted,
+      isFinished: state.currentActivity.isFinished,
+      animationInProgress: state.currentActivity.animationInProgress,
       // Base data
-      board: state.currentGame.board,
+      board: state.currentActivity.board,
       // Game data
-      movesCount: state.currentGame.movesCount,
-      remainingPegsCount: state.currentGame.remainingPegsCount,
-      allowedMovesCount: state.currentGame.allowedMovesCount,
+      movesCount: state.currentActivity.movesCount,
+      remainingPegsCount: state.currentActivity.remainingPegsCount,
+      allowedMovesCount: state.currentActivity.allowedMovesCount,
     );
     // game.dump();
 
-    updateState(game);
+    updateState(activity);
   }
 
-  void startNewGame({
-    required GameSettings gameSettings,
+  void startNewActivity({
+    required ActivitySettings activitySettings,
     required GlobalSettings globalSettings,
   }) {
-    final Game newGame = Game.createNew(
+    final Activity newActivity = Activity.createNew(
       // Settings
-      gameSettings: gameSettings,
+      activitySettings: activitySettings,
       globalSettings: globalSettings,
     );
 
-    newGame.dump();
+    newActivity.dump();
 
-    updateState(newGame);
+    updateState(newActivity);
 
-    updateRemainingPegsCount(newGame.countRemainingPegs());
-    updateAllowedMovesCount(newGame.countAllowedMoves());
+    updateRemainingPegsCount(newActivity.countRemainingPegs());
+    updateAllowedMovesCount(newActivity.countAllowedMoves());
 
     refresh();
   }
 
-  void quitGame() {
-    state.currentGame.isRunning = false;
+  void quitActivity() {
+    state.currentActivity.isRunning = false;
     refresh();
   }
 
-  void resumeSavedGame() {
-    state.currentGame.isRunning = true;
+  void resumeSavedActivity() {
+    state.currentActivity.isRunning = true;
     refresh();
   }
 
-  void deleteSavedGame() {
-    state.currentGame.isRunning = false;
-    state.currentGame.isFinished = true;
+  void deleteSavedActivity() {
+    state.currentActivity.isRunning = false;
+    state.currentActivity.isFinished = true;
     refresh();
   }
 
   void updatePegValue(CellLocation location, bool hasPeg) {
-    state.currentGame.board.cells[location.row][location.col].hasPeg = hasPeg;
+    state.currentActivity.board.cells[location.row][location.col].hasPeg = hasPeg;
     refresh();
   }
 
   void incrementMovesCount() {
-    state.currentGame.isStarted = true;
-    state.currentGame.movesCount++;
+    state.currentActivity.isStarted = true;
+    state.currentActivity.movesCount++;
     refresh();
   }
 
   void updateRemainingPegsCount(int count) {
-    state.currentGame.remainingPegsCount = count;
+    state.currentActivity.remainingPegsCount = count;
     refresh();
   }
 
   void updateAllowedMovesCount(int count) {
-    state.currentGame.allowedMovesCount = count;
+    state.currentActivity.allowedMovesCount = count;
     if (count == 0) {
-      state.currentGame.isFinished = true;
+      state.currentActivity.isFinished = true;
     }
 
     refresh();
   }
 
   void move({
-    required Game currentGame,
+    required Activity currentActivity,
     required List<int> source,
     required List<int> target,
   }) {
@@ -122,23 +122,23 @@ class GameCubit extends HydratedCubit<GameState> {
     updatePegValue(CellLocation.go(middleRow, middleCol), false);
 
     incrementMovesCount();
-    updateRemainingPegsCount(currentGame.countRemainingPegs());
-    updateAllowedMovesCount(currentGame.countAllowedMoves());
+    updateRemainingPegsCount(currentActivity.countRemainingPegs());
+    updateAllowedMovesCount(currentActivity.countAllowedMoves());
   }
 
   @override
-  GameState? fromJson(Map<String, dynamic> json) {
-    final Game currentGame = json['currentGame'] as Game;
+  ActivityState? fromJson(Map<String, dynamic> json) {
+    final Activity currentActivity = json['currentActivity'] as Activity;
 
-    return GameState(
-      currentGame: currentGame,
+    return ActivityState(
+      currentActivity: currentActivity,
     );
   }
 
   @override
-  Map<String, dynamic>? toJson(GameState state) {
+  Map<String, dynamic>? toJson(ActivityState state) {
     return <String, dynamic>{
-      'currentGame': state.currentGame.toJson(),
+      'currentActivity': state.currentActivity.toJson(),
     };
   }
 }