From a4cff224bf0be9d4069299d4de84261229022bcd Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Beno=C3=AEt=20Harrault?= <benoit@harrault.fr>
Date: Fri, 15 Nov 2024 15:37:16 +0100
Subject: [PATCH] Use ActivityParameters widgets from flutter_custom_toolbox

---
 .../metadata/android/en-US/changelogs/81.txt  |   1 +
 .../metadata/android/fr-FR/changelogs/81.txt  |   1 +
 lib/common/config/activity_page.dart          |  39 +++-
 lib/common/ui/pages/parameters.dart           | 171 ----------------
 .../ui/parameters/parameter_painter.dart      | 193 ------------------
 .../ui/parameters/parameter_widget.dart       | 163 ---------------
 lib/config/application_config.dart            | 141 ++++++++++++-
 lib/config/default_activity_settings.dart     |  52 -----
 lib/config/default_global_settings.dart       |  42 ----
 lib/cubit/activity/activity_cubit.dart        |  22 +-
 .../settings/settings_activity_cubit.dart     |  72 -------
 .../settings/settings_activity_state.dart     |  15 --
 lib/cubit/settings/settings_global_cubit.dart |  59 ------
 lib/cubit/settings/settings_global_state.dart |  15 --
 lib/main.dart                                 |  14 +-
 lib/models/activity/activity.dart             |  31 ++-
 lib/models/settings/settings_activity.dart    |  55 -----
 lib/models/settings/settings_global.dart      |  42 ----
 lib/{common => }/ui/pages/game.dart           |   0
 .../parameter_painter_board_size.dart         |  77 +++++++
 .../parameter_painter_difficulty_level.dart   |  82 ++++++++
 lib/ui/widgets/game/button_show_tip.dart      |   4 +-
 lib/ui/widgets/game/cell.dart                 |   3 +-
 lib/ui/widgets/game/cell_update.dart          |   3 +-
 pubspec.lock                                  |   6 +-
 pubspec.yaml                                  |   4 +-
 26 files changed, 370 insertions(+), 937 deletions(-)
 create mode 100644 fastlane/metadata/android/en-US/changelogs/81.txt
 create mode 100644 fastlane/metadata/android/fr-FR/changelogs/81.txt
 delete mode 100644 lib/common/ui/pages/parameters.dart
 delete mode 100644 lib/common/ui/parameters/parameter_painter.dart
 delete mode 100644 lib/common/ui/parameters/parameter_widget.dart
 delete mode 100644 lib/config/default_activity_settings.dart
 delete mode 100644 lib/config/default_global_settings.dart
 delete mode 100644 lib/cubit/settings/settings_activity_cubit.dart
 delete mode 100644 lib/cubit/settings/settings_activity_state.dart
 delete mode 100644 lib/cubit/settings/settings_global_cubit.dart
 delete mode 100644 lib/cubit/settings/settings_global_state.dart
 delete mode 100644 lib/models/settings/settings_activity.dart
 delete mode 100644 lib/models/settings/settings_global.dart
 rename lib/{common => }/ui/pages/game.dart (100%)
 create mode 100644 lib/ui/parameters/parameter_painter_board_size.dart
 create mode 100644 lib/ui/parameters/parameter_painter_difficulty_level.dart

diff --git a/fastlane/metadata/android/en-US/changelogs/81.txt b/fastlane/metadata/android/en-US/changelogs/81.txt
new file mode 100644
index 0000000..c20ed39
--- /dev/null
+++ b/fastlane/metadata/android/en-US/changelogs/81.txt
@@ -0,0 +1 @@
+Use ActivityParameters widgets from flutter_custom_toolbox.
diff --git a/fastlane/metadata/android/fr-FR/changelogs/81.txt b/fastlane/metadata/android/fr-FR/changelogs/81.txt
new file mode 100644
index 0000000..f732ebd
--- /dev/null
+++ b/fastlane/metadata/android/fr-FR/changelogs/81.txt
@@ -0,0 +1 @@
+Utilisation des widgets ActivityParameters de flutter_custom_toolbox.
diff --git a/lib/common/config/activity_page.dart b/lib/common/config/activity_page.dart
index d23e488..f344233 100644
--- a/lib/common/config/activity_page.dart
+++ b/lib/common/config/activity_page.dart
@@ -1,18 +1,20 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:sudoku/common/ui/pages/game.dart';
-import 'package:sudoku/common/ui/pages/parameters.dart';
+import 'package:sudoku/cubit/activity/activity_cubit.dart';
+import 'package:sudoku/config/application_config.dart';
+import 'package:sudoku/models/activity/activity.dart';
+import 'package:sudoku/ui/pages/game.dart';
 
 class ActivityPageItem {
   final String code;
   final Icon icon;
-  final Widget page;
+  final Widget Function({required Activity currentActivity})? builder;
 
   const ActivityPageItem({
     required this.code,
     required this.icon,
-    required this.page,
+    required this.builder,
   });
 }
 
@@ -20,20 +22,27 @@ class ActivityPage {
   static const bool displayBottomNavBar = false;
 
   static const indexHome = 0;
-  static const pageHome = ActivityPageItem(
+  static final ActivityPageItem pageHome = ActivityPageItem(
     code: 'page_home',
     icon: Icon(UniconsLine.home),
-    page: PageParameters(),
+    builder: ({required Activity currentActivity}) {
+      return PageParameters(
+        config: ApplicationConfig.config,
+        canBeResumed: currentActivity.canBeResumed,
+      );
+    },
   );
 
   static const indexGame = 1;
-  static const pageGame = ActivityPageItem(
+  static final pageGame = ActivityPageItem(
     code: 'page_game',
     icon: Icon(UniconsLine.star),
-    page: PageGame(),
+    builder: ({required Activity currentActivity}) {
+      return PageGame();
+    },
   );
 
-  static const Map<int, ActivityPageItem> items = {
+  static final Map<int, ActivityPageItem> items = {
     indexHome: pageHome,
     indexGame: pageGame,
   };
@@ -45,6 +54,16 @@ class ActivityPage {
   }
 
   static Widget getWidget(int pageIndex) {
-    return items[pageIndex]?.page ?? pageHome.page;
+    return BlocBuilder<ActivityCubit, ActivityState>(
+      builder: (BuildContext context, ActivityState activityState) {
+        final Activity currentActivity = activityState.currentActivity;
+
+        if (items.keys.contains(pageIndex)) {
+          return items[pageIndex]?.builder!(currentActivity: currentActivity) ?? Text('oups');
+        } else {
+          return getWidget(defaultPageIndex);
+        }
+      },
+    );
   }
 }
diff --git a/lib/common/ui/pages/parameters.dart b/lib/common/ui/pages/parameters.dart
deleted file mode 100644
index d3d35ef..0000000
--- a/lib/common/ui/pages/parameters.dart
+++ /dev/null
@@ -1,171 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-import 'package:sudoku/common/cubit/nav/nav_cubit_pages.dart';
-import 'package:sudoku/common/ui/parameters/parameter_widget.dart';
-
-import 'package:sudoku/config/default_activity_settings.dart';
-import 'package:sudoku/config/default_global_settings.dart';
-import 'package:sudoku/cubit/activity/activity_cubit.dart';
-import 'package:sudoku/cubit/settings/settings_activity_cubit.dart';
-import 'package:sudoku/cubit/settings/settings_global_cubit.dart';
-import 'package:sudoku/models/activity/activity.dart';
-
-class PageParameters extends StatelessWidget {
-  const PageParameters({super.key});
-
-  final double separatorHeight = 8.0;
-
-  @override
-  Widget build(BuildContext context) {
-    return BlocBuilder<ActivitySettingsCubit, ActivitySettingsState>(
-      builder: (BuildContext context, ActivitySettingsState activitySettingsState) {
-        return BlocBuilder<GlobalSettingsCubit, GlobalSettingsState>(
-          builder: (BuildContext context, GlobalSettingsState globalSettingsState) {
-            return BlocBuilder<ActivityCubit, ActivityState>(
-              builder: (BuildContext context, ActivityState activityState) {
-                final Activity currentActivity = activityState.currentActivity;
-
-                final List<Widget> lines = [];
-
-                // Activity 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 activity
-                  lines.add(
-                    AspectRatio(
-                      aspectRatio: 3,
-                      child: ActivityButtonStartNew(
-                        onPressed: () {
-                          BlocProvider.of<ActivityCubit>(context).startNewActivity(
-                            activitySettings: activitySettingsState.settings,
-                            globalSettings: globalSettingsState.settings,
-                          );
-                          BlocProvider.of<NavCubitPage>(context).goToPageGame();
-                        },
-                      ),
-                    ),
-                  );
-                } else {
-                  // Resume activity
-                  lines.add(AspectRatio(
-                    aspectRatio: 3,
-                    child: ActivityButtonResumeSaved(
-                      onPressed: () {
-                        BlocProvider.of<ActivityCubit>(context).resumeSavedActivity();
-                        BlocProvider.of<NavCubitPage>(context).goToPageGame();
-                      },
-                    ),
-                  ));
-                  // Delete saved activity
-                  lines.add(SizedBox.square(
-                    dimension: MediaQuery.of(context).size.width / 5,
-                    child: ActivityButtonDeleteSaved(
-                      onPressed: () {
-                        BlocProvider.of<ActivityCubit>(context).deleteSavedActivity();
-                      },
-                    ),
-                  ));
-                }
-
-                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,
-                );
-              },
-            );
-          },
-        );
-      },
-    );
-  }
-
-  List<Widget> buildParametersLine({
-    required String code,
-    required bool isGlobal,
-  }) {
-    final List<Widget> parameterButtons = [];
-
-    final List<String> availableValues = isGlobal
-        ? DefaultGlobalSettings.getAvailableValues(code)
-        : DefaultActivitySettings.getAvailableValues(code);
-
-    if (availableValues.length <= 1) {
-      return [];
-    }
-
-    for (String value in availableValues) {
-      final Widget parameterButton = BlocBuilder<ActivitySettingsCubit, ActivitySettingsState>(
-        builder: (BuildContext context, ActivitySettingsState activitySettingsState) {
-          return BlocBuilder<GlobalSettingsCubit, GlobalSettingsState>(
-            builder: (BuildContext context, GlobalSettingsState globalSettingsState) {
-              final ActivitySettingsCubit activitySettingsCubit =
-                  BlocProvider.of<ActivitySettingsCubit>(context);
-              final GlobalSettingsCubit globalSettingsCubit =
-                  BlocProvider.of<GlobalSettingsCubit>(context);
-
-              final String currentValue = isGlobal
-                  ? globalSettingsCubit.getParameterValue(code)
-                  : activitySettingsCubit.getParameterValue(code);
-
-              final bool isSelected = (value == currentValue);
-
-              final double displayWidth = MediaQuery.of(context).size.width;
-              final double itemWidth = displayWidth / availableValues.length - 4;
-
-              return SizedBox.square(
-                dimension: itemWidth,
-                child: ParameterWidget(
-                  code: code,
-                  value: value,
-                  isSelected: isSelected,
-                  size: itemWidth,
-                  activitySettings: activitySettingsState.settings,
-                  globalSettings: globalSettingsState.settings,
-                  onPressed: () {
-                    isGlobal
-                        ? globalSettingsCubit.setParameterValue(code, value)
-                        : activitySettingsCubit.setParameterValue(code, value);
-                  },
-                ),
-              );
-            },
-          );
-        },
-      );
-
-      parameterButtons.add(parameterButton);
-    }
-
-    return parameterButtons;
-  }
-}
diff --git a/lib/common/ui/parameters/parameter_painter.dart b/lib/common/ui/parameters/parameter_painter.dart
deleted file mode 100644
index 182b1f3..0000000
--- a/lib/common/ui/parameters/parameter_painter.dart
+++ /dev/null
@@ -1,193 +0,0 @@
-import 'dart:math';
-
-import 'package:flutter/material.dart';
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-import 'package:sudoku/config/default_activity_settings.dart';
-import 'package:sudoku/models/settings/settings_activity.dart';
-import 'package:sudoku/models/settings/settings_global.dart';
-
-class ParameterPainter extends CustomPainter {
-  const ParameterPainter({
-    required this.code,
-    required this.value,
-    required this.activitySettings,
-    required this.globalSettings,
-  });
-
-  final String code;
-  final String value;
-  final ActivitySettings activitySettings;
-  final GlobalSettings globalSettings;
-
-  @override
-  void paint(Canvas canvas, Size size) {
-    // force square
-    final double canvasSize = min(size.width, size.height);
-
-    // content
-    switch (code) {
-      case DefaultActivitySettings.parameterCodeLevel:
-        paintLevelParameterItem(canvas, canvasSize);
-        break;
-      case DefaultActivitySettings.parameterCodeSize:
-        paintSizeParameterItem(canvas, canvasSize);
-        break;
-      default:
-        printlog('Unknown parameter: $code/$value');
-        paintUnknownParameterItem(canvas, canvasSize);
-    }
-  }
-
-  @override
-  bool shouldRepaint(CustomPainter oldDelegate) {
-    return false;
-  }
-
-  // "unknown" parameter -> simple block with text
-  void paintUnknownParameterItem(
-    final Canvas canvas,
-    final double size,
-  ) {
-    final paint = Paint();
-    paint.strokeJoin = StrokeJoin.round;
-    paint.strokeWidth = 3;
-
-    final textSpan = TextSpan(
-      text: '$code\n$value',
-      style: const TextStyle(
-        color: Colors.black,
-        fontSize: 18,
-        fontWeight: FontWeight.bold,
-      ),
-    );
-    final textPainter = TextPainter(
-      text: textSpan,
-      textDirection: TextDirection.ltr,
-      textAlign: TextAlign.center,
-    );
-    textPainter.layout();
-    textPainter.paint(
-      canvas,
-      Offset(
-        (size - textPainter.width) * 0.5,
-        (size - textPainter.height) * 0.5,
-      ),
-    );
-  }
-
-  void paintLevelParameterItem(
-    final Canvas canvas,
-    final double size,
-  ) {
-    final List<dynamic> stars = [];
-
-    switch (value) {
-      case DefaultActivitySettings.levelValueEasy:
-        stars.add([0.5, 0.5]);
-        break;
-      case DefaultActivitySettings.levelValueMedium:
-        stars.add([0.3, 0.5]);
-        stars.add([0.7, 0.5]);
-        break;
-      case DefaultActivitySettings.levelValueHard:
-        stars.add([0.3, 0.3]);
-        stars.add([0.7, 0.3]);
-        stars.add([0.5, 0.7]);
-        break;
-      case DefaultActivitySettings.levelValueNightmare:
-        stars.add([0.3, 0.3]);
-        stars.add([0.7, 0.3]);
-        stars.add([0.3, 0.7]);
-        stars.add([0.7, 0.7]);
-        break;
-      default:
-        printlog('Wrong value for level parameter value: $value');
-    }
-
-    final paint = Paint();
-    paint.strokeJoin = StrokeJoin.round;
-    paint.strokeWidth = 3 / 100 * size;
-
-    // Stars
-    final textSpan = TextSpan(
-      text: '⭐',
-      style: TextStyle(
-        color: Colors.black,
-        fontSize: size / 3,
-        fontWeight: FontWeight.bold,
-      ),
-    );
-    final textPainter = TextPainter(
-      text: textSpan,
-      textDirection: TextDirection.ltr,
-      textAlign: TextAlign.center,
-    );
-    textPainter.layout();
-
-    for (var center in stars) {
-      textPainter.paint(
-        canvas,
-        Offset(
-          size * center[0] - textPainter.width * 0.5,
-          size * center[1] - textPainter.height * 0.5,
-        ),
-      );
-    }
-  }
-
-  void paintSizeParameterItem(
-    final Canvas canvas,
-    final double size,
-  ) {
-    int gridWidth = 1;
-    int gridHeight = 1;
-
-    switch (value) {
-      case DefaultActivitySettings.sizeValueTiny:
-        gridWidth = 2;
-        gridHeight = 2;
-        break;
-      case DefaultActivitySettings.sizeValueSmall:
-        gridWidth = 3;
-        gridHeight = 2;
-        break;
-      case DefaultActivitySettings.sizeValueStandard:
-        gridWidth = 3;
-        gridHeight = 3;
-        break;
-      case DefaultActivitySettings.sizeValueLarge:
-        gridWidth = 4;
-        gridHeight = 4;
-        break;
-      default:
-        printlog('Wrong value for size parameter value: $value');
-    }
-
-    final paint = Paint();
-    paint.strokeJoin = StrokeJoin.round;
-    paint.strokeWidth = 3;
-
-    // Mini grid
-    final borderColor = Colors.grey.shade800;
-
-    final double cellSize = size / 6;
-    final double originX = (size - gridWidth * cellSize) / 2;
-    final double originY = (size - gridHeight * cellSize) / 2;
-
-    for (int row = 0; row < gridHeight; row++) {
-      for (int col = 0; col < gridWidth; col++) {
-        final Offset topLeft = Offset(originX + col * cellSize, originY + row * cellSize);
-        final Offset bottomRight = topLeft + Offset(cellSize, cellSize);
-
-        paint.color = Colors.white;
-        paint.style = PaintingStyle.fill;
-        canvas.drawRect(Rect.fromPoints(topLeft, bottomRight), paint);
-
-        paint.color = borderColor;
-        paint.style = PaintingStyle.stroke;
-        canvas.drawRect(Rect.fromPoints(topLeft, bottomRight), paint);
-      }
-    }
-  }
-}
diff --git a/lib/common/ui/parameters/parameter_widget.dart b/lib/common/ui/parameters/parameter_widget.dart
deleted file mode 100644
index 1eec514..0000000
--- a/lib/common/ui/parameters/parameter_widget.dart
+++ /dev/null
@@ -1,163 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-import 'package:sudoku/common/ui/parameters/parameter_painter.dart';
-
-import 'package:sudoku/config/default_activity_settings.dart';
-import 'package:sudoku/config/default_global_settings.dart';
-import 'package:sudoku/models/settings/settings_activity.dart';
-import 'package:sudoku/models/settings/settings_global.dart';
-
-class ParameterWidget extends StatelessWidget {
-  const ParameterWidget({
-    super.key,
-    required this.code,
-    required this.value,
-    required this.isSelected,
-    required this.size,
-    required this.activitySettings,
-    required this.globalSettings,
-    required this.onPressed,
-  });
-
-  final String code;
-  final String value;
-  final bool isSelected;
-  final double size;
-  final ActivitySettings activitySettings;
-  final GlobalSettings globalSettings;
-  final VoidCallback onPressed;
-
-  static const Color buttonColorActive = Colors.blue;
-  static const Color buttonColorInactive = Colors.white;
-  static const double buttonBorderWidth = 4.0;
-  static const double buttonBorderRadius = 12.0;
-
-  @override
-  Widget build(BuildContext context) {
-    Widget content = const SizedBox.shrink();
-
-    switch (code) {
-      case DefaultActivitySettings.parameterCodeLevel:
-        content = getLevelParameterItem();
-        break;
-      case DefaultActivitySettings.parameterCodeSize:
-        content = getSizeParameterItem();
-        break;
-      case DefaultGlobalSettings.parameterCodeSkin:
-        content = getSkinParameterItem();
-        break;
-      default:
-        printlog('Unknown parameter: $code/$value');
-        content = getUnknownParameterItem();
-    }
-
-    final Color buttonColor = isSelected ? buttonColorActive : buttonColorInactive;
-
-    return Container(
-      decoration: BoxDecoration(
-        color: buttonColor,
-        borderRadius: BorderRadius.circular(buttonBorderRadius),
-        border: Border.all(
-          color: buttonColor,
-          width: buttonBorderWidth,
-        ),
-      ),
-      child: content,
-    );
-  }
-
-  // "unknown" parameter -> simple block with text
-  Widget getUnknownParameterItem() {
-    return StyledButton.text(
-      caption: '$code / $value',
-      color: Colors.grey,
-      onPressed: null,
-    );
-  }
-
-  Widget getLevelParameterItem() {
-    Color backgroundColor = Colors.grey;
-
-    switch (value) {
-      case DefaultActivitySettings.levelValueEasy:
-        backgroundColor = Colors.green;
-        break;
-      case DefaultActivitySettings.levelValueMedium:
-        backgroundColor = Colors.orange;
-        break;
-      case DefaultActivitySettings.levelValueHard:
-        backgroundColor = Colors.red;
-        break;
-      case DefaultActivitySettings.levelValueNightmare:
-        backgroundColor = Colors.purple;
-        break;
-      default:
-        printlog('Wrong value for level parameter value: $value');
-    }
-
-    return StyledButton(
-      color: backgroundColor,
-      onPressed: onPressed,
-      child: CustomPaint(
-        size: Size(size, size),
-        willChange: false,
-        painter: ParameterPainter(
-          code: code,
-          value: value,
-          activitySettings: activitySettings,
-          globalSettings: globalSettings,
-        ),
-        isComplex: true,
-      ),
-    );
-  }
-
-  Widget getSizeParameterItem() {
-    Color backgroundColor = Colors.grey;
-
-    switch (value) {
-      case DefaultActivitySettings.sizeValueTiny:
-        backgroundColor = Colors.green;
-        break;
-      case DefaultActivitySettings.sizeValueSmall:
-        backgroundColor = Colors.orange;
-        break;
-      case DefaultActivitySettings.sizeValueStandard:
-        backgroundColor = Colors.red;
-        break;
-      case DefaultActivitySettings.sizeValueLarge:
-        backgroundColor = Colors.purple;
-        break;
-      default:
-        printlog('Wrong value for size parameter value: $value');
-    }
-
-    return StyledButton(
-      color: backgroundColor,
-      onPressed: onPressed,
-      child: CustomPaint(
-        size: Size(size, size),
-        willChange: false,
-        painter: ParameterPainter(
-          code: code,
-          value: value,
-          activitySettings: activitySettings,
-          globalSettings: globalSettings,
-        ),
-        isComplex: true,
-      ),
-    );
-  }
-
-  Widget getSkinParameterItem() {
-    return StyledButton(
-      color: Colors.green.shade800,
-      onPressed: onPressed,
-      child: Image(
-        image: AssetImage('assets/ui/${DefaultGlobalSettings.parameterCodeSkin}_$value.png'),
-        fit: BoxFit.fill,
-      ),
-    );
-  }
-}
diff --git a/lib/config/application_config.dart b/lib/config/application_config.dart
index 582766a..b88360e 100644
--- a/lib/config/application_config.dart
+++ b/lib/config/application_config.dart
@@ -1,3 +1,142 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+
+import 'package:sudoku/common/cubit/nav/nav_cubit_pages.dart';
+
+import 'package:sudoku/cubit/activity/activity_cubit.dart';
+import 'package:sudoku/ui/parameters/parameter_painter_board_size.dart';
+import 'package:sudoku/ui/parameters/parameter_painter_difficulty_level.dart';
+
 class ApplicationConfig {
-  static const String appTitle = 'Sudoku';
+  static const String parameterCodeDifficultyLevel = 'activity.difficultyLevel';
+  static const String difficultyLevelValueEasy = 'easy';
+  static const String difficultyLevelValueMedium = 'medium';
+  static const String difficultyLevelValueHard = 'hard';
+  static const String difficultyLevelValueNightmare = 'nightmare';
+
+  static const String parameterCodeBoardSize = 'activity.boardSize';
+  static const String boardSizeValueTiny = '2x2';
+  static const String boardSizeValueSmall = '3x2';
+  static const String boardSizeValueStandard = '3x3';
+  static const String boardSizeValueLarge = '4x4';
+
+  static const String parameterCodeSkin = 'global.skin';
+  static const String skinValueDigits = 'digits';
+  static const String skinValueFood = 'food';
+  static const String skinValueNature = 'nature';
+  static const String skinValueMonsters = 'monsters';
+
+  static const List<String> shufflableSkins = [
+    skinValueFood,
+    skinValueNature,
+    skinValueMonsters,
+  ];
+
+  static const int defaultTipCountDownValueInSeconds = 20;
+
+  static final ApplicationConfigDefinition config = ApplicationConfigDefinition(
+    appTitle: 'Sudoku',
+    activitySettings: [
+      // difficulty level
+      ApplicationSettingsParameter(
+        code: parameterCodeDifficultyLevel,
+        values: [
+          ApplicationSettingsParameterItemValue(
+            value: difficultyLevelValueEasy,
+            color: Colors.green,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: difficultyLevelValueMedium,
+            color: Colors.orange,
+            isDefault: true,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: difficultyLevelValueHard,
+            color: Colors.red,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: difficultyLevelValueNightmare,
+            color: Colors.purple,
+          ),
+        ],
+        customPainter: (context, value) => ParameterPainterDifficultyLevel(
+          context: context,
+          value: value,
+        ),
+      ),
+
+      // board size
+      ApplicationSettingsParameter(
+        code: parameterCodeBoardSize,
+        values: [
+          ApplicationSettingsParameterItemValue(
+            value: boardSizeValueTiny,
+            color: Colors.green,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: boardSizeValueSmall,
+            color: Colors.orange,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: boardSizeValueStandard,
+            color: Colors.red,
+            isDefault: true,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: boardSizeValueLarge,
+            color: Colors.purple,
+          ),
+        ],
+        customPainter: (context, value) => ParameterPainterBoardSize(
+          context: context,
+          value: value,
+        ),
+      ),
+
+      // skin
+      ApplicationSettingsParameter(
+        code: parameterCodeSkin,
+        values: [
+          ApplicationSettingsParameterItemValue(
+            value: skinValueDigits,
+            isDefault: true,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: skinValueFood,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: skinValueNature,
+          ),
+          ApplicationSettingsParameterItemValue(
+            value: skinValueMonsters,
+          ),
+        ],
+        builder: ({
+          required context,
+          required itemValue,
+          required onPressed,
+          required size,
+        }) =>
+            StyledButton(
+          color: Colors.green.shade800,
+          onPressed: onPressed,
+          child: Image(
+            image: AssetImage('assets/ui/skin_${itemValue.value}.png'),
+            fit: BoxFit.fill,
+          ),
+        ),
+      ),
+    ],
+    startNewActivity: (BuildContext context) {
+      BlocProvider.of<ActivityCubit>(context).startNewActivity(context);
+      BlocProvider.of<NavCubitPage>(context).goToPageGame();
+    },
+    deleteCurrentActivity: (BuildContext context) {
+      BlocProvider.of<ActivityCubit>(context).deleteSavedActivity();
+    },
+    resumeActivity: (BuildContext context) {
+      BlocProvider.of<ActivityCubit>(context).resumeSavedActivity();
+      BlocProvider.of<NavCubitPage>(context).goToPageGame();
+    },
+  );
 }
diff --git a/lib/config/default_activity_settings.dart b/lib/config/default_activity_settings.dart
deleted file mode 100644
index 9f6ce9c..0000000
--- a/lib/config/default_activity_settings.dart
+++ /dev/null
@@ -1,52 +0,0 @@
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-class DefaultActivitySettings {
-  // available game parameters codes
-  static const String parameterCodeLevel = 'level';
-  static const String parameterCodeSize = 'size';
-  static const List<String> availableParameters = [
-    parameterCodeLevel,
-    parameterCodeSize,
-  ];
-
-  // level: available values
-  static const String levelValueEasy = 'easy';
-  static const String levelValueMedium = 'medium';
-  static const String levelValueHard = 'hard';
-  static const String levelValueNightmare = 'nightmare';
-  static const List<String> allowedLevelValues = [
-    levelValueEasy,
-    levelValueMedium,
-    levelValueHard,
-    levelValueNightmare,
-  ];
-  // level: default value
-  static const String defaultLevelValue = levelValueMedium;
-
-  // size: available values
-  static const String sizeValueTiny = '2x2';
-  static const String sizeValueSmall = '3x2';
-  static const String sizeValueStandard = '3x3';
-  static const String sizeValueLarge = '4x4';
-  static const List<String> allowedSizeValues = [
-    sizeValueTiny,
-    sizeValueSmall,
-    sizeValueStandard,
-    sizeValueLarge,
-  ];
-  // size: default value
-  static const String defaultSizeValue = sizeValueStandard;
-
-  // available values from parameter code
-  static List<String> getAvailableValues(String parameterCode) {
-    switch (parameterCode) {
-      case parameterCodeLevel:
-        return DefaultActivitySettings.allowedLevelValues;
-      case parameterCodeSize:
-        return DefaultActivitySettings.allowedSizeValues;
-    }
-
-    printlog('Did not find any available value for game parameter "$parameterCode".');
-    return [];
-  }
-}
diff --git a/lib/config/default_global_settings.dart b/lib/config/default_global_settings.dart
deleted file mode 100644
index e1c7b20..0000000
--- a/lib/config/default_global_settings.dart
+++ /dev/null
@@ -1,42 +0,0 @@
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-class DefaultGlobalSettings {
-  // available global parameters codes
-  static const String parameterCodeSkin = 'skin';
-  static const List<String> availableParameters = [
-    parameterCodeSkin,
-  ];
-
-  // skin: available values
-  static const String skinValueDigits = 'digits';
-  static const String skinValueFood = 'food';
-  static const String skinValueNature = 'nature';
-  static const String skinValueMonsters = 'monsters';
-  static const List<String> allowedSkinValues = [
-    skinValueDigits,
-    skinValueFood,
-    skinValueNature,
-    skinValueMonsters,
-  ];
-  // skin: default value
-  static const String defaultSkinValue = skinValueDigits;
-  // skin: shufflable skins (without order in items)
-  static const List<String> shufflableSkins = [
-    skinValueFood,
-    skinValueNature,
-    skinValueMonsters,
-  ];
-
-  // available values from parameter code
-  static List<String> getAvailableValues(String parameterCode) {
-    switch (parameterCode) {
-      case parameterCodeSkin:
-        return DefaultGlobalSettings.allowedSkinValues;
-    }
-
-    printlog('Did not find any available value for global parameter "$parameterCode".');
-    return [];
-  }
-
-  static const int defaultTipCountDownValueInSeconds = 20;
-}
diff --git a/lib/cubit/activity/activity_cubit.dart b/lib/cubit/activity/activity_cubit.dart
index 18d8cde..2c88e86 100644
--- a/lib/cubit/activity/activity_cubit.dart
+++ b/lib/cubit/activity/activity_cubit.dart
@@ -4,12 +4,10 @@ import 'dart:math';
 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:sudoku/config/default_global_settings.dart';
+import 'package:sudoku/config/application_config.dart';
 import 'package:sudoku/models/activity/cell.dart';
 import 'package:sudoku/models/activity/cell_location.dart';
 import 'package:sudoku/models/activity/activity.dart';
-import 'package:sudoku/models/settings/settings_activity.dart';
-import 'package:sudoku/models/settings/settings_global.dart';
 import 'package:sudoku/utils/board_animate.dart';
 
 part 'activity_state.dart';
@@ -30,7 +28,6 @@ class ActivityCubit extends HydratedCubit<ActivityState> {
     final Activity activity = Activity(
       // Settings
       activitySettings: state.currentActivity.activitySettings,
-      globalSettings: state.currentActivity.globalSettings,
       // State
       isRunning: state.currentActivity.isRunning,
       isStarted: state.currentActivity.isStarted,
@@ -56,14 +53,13 @@ class ActivityCubit extends HydratedCubit<ActivityState> {
     updateState(activity);
   }
 
-  void startNewActivity({
-    required ActivitySettings activitySettings,
-    required GlobalSettings globalSettings,
-  }) {
+  void startNewActivity(BuildContext context) {
+    final ActivitySettingsCubit activitySettingsCubit =
+        BlocProvider.of<ActivitySettingsCubit>(context);
+
     final Activity newActivity = Activity.createNew(
       // Settings
-      activitySettings: activitySettings,
-      globalSettings: globalSettings,
+      activitySettings: activitySettingsCubit.state.settings,
     );
 
     newActivity.dump();
@@ -113,7 +109,7 @@ class ActivityCubit extends HydratedCubit<ActivityState> {
   void increaseGivenTipsCount() {
     state.currentActivity.givenTipsCount++;
     state.currentActivity.buttonTipsCountdown =
-        DefaultGlobalSettings.defaultTipCountDownValueInSeconds;
+        ApplicationConfig.defaultTipCountDownValueInSeconds;
     refresh();
 
     const Duration interval = Duration(milliseconds: 500);
@@ -131,6 +127,10 @@ class ActivityCubit extends HydratedCubit<ActivityState> {
     );
   }
 
+  bool canBeResumed() {
+    return state.currentActivity.canBeResumed;
+  }
+
   void quitActivity() {
     state.currentActivity.isRunning = false;
     refresh();
diff --git a/lib/cubit/settings/settings_activity_cubit.dart b/lib/cubit/settings/settings_activity_cubit.dart
deleted file mode 100644
index 1d82f83..0000000
--- a/lib/cubit/settings/settings_activity_cubit.dart
+++ /dev/null
@@ -1,72 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-import 'package:sudoku/config/default_activity_settings.dart';
-import 'package:sudoku/models/settings/settings_activity.dart';
-
-part 'settings_activity_state.dart';
-
-class ActivitySettingsCubit extends HydratedCubit<ActivitySettingsState> {
-  ActivitySettingsCubit()
-      : super(ActivitySettingsState(settings: ActivitySettings.createDefault()));
-
-  void setValues({
-    String? level,
-    String? size,
-  }) {
-    emit(
-      ActivitySettingsState(
-        settings: ActivitySettings(
-          level: level ?? state.settings.level,
-          size: size ?? state.settings.size,
-        ),
-      ),
-    );
-  }
-
-  String getParameterValue(String code) {
-    switch (code) {
-      case DefaultActivitySettings.parameterCodeLevel:
-        return ActivitySettings.getLevelValueFromUnsafe(state.settings.level);
-      case DefaultActivitySettings.parameterCodeSize:
-        return ActivitySettings.getSizeValueFromUnsafe(state.settings.size);
-    }
-
-    return '';
-  }
-
-  void setParameterValue(String code, String value) {
-    final String level = (code == DefaultActivitySettings.parameterCodeLevel)
-        ? value
-        : getParameterValue(DefaultActivitySettings.parameterCodeLevel);
-    final String size = (code == DefaultActivitySettings.parameterCodeSize)
-        ? value
-        : getParameterValue(DefaultActivitySettings.parameterCodeSize);
-
-    setValues(
-      level: level,
-      size: size,
-    );
-  }
-
-  @override
-  ActivitySettingsState? fromJson(Map<String, dynamic> json) {
-    final String level = json[DefaultActivitySettings.parameterCodeLevel] as String;
-    final String size = json[DefaultActivitySettings.parameterCodeSize] as String;
-
-    return ActivitySettingsState(
-      settings: ActivitySettings(
-        level: level,
-        size: size,
-      ),
-    );
-  }
-
-  @override
-  Map<String, dynamic>? toJson(ActivitySettingsState state) {
-    return <String, dynamic>{
-      DefaultActivitySettings.parameterCodeLevel: state.settings.level,
-      DefaultActivitySettings.parameterCodeSize: state.settings.size,
-    };
-  }
-}
diff --git a/lib/cubit/settings/settings_activity_state.dart b/lib/cubit/settings/settings_activity_state.dart
deleted file mode 100644
index 2b2de42..0000000
--- a/lib/cubit/settings/settings_activity_state.dart
+++ /dev/null
@@ -1,15 +0,0 @@
-part of 'settings_activity_cubit.dart';
-
-@immutable
-class ActivitySettingsState extends Equatable {
-  const ActivitySettingsState({
-    required this.settings,
-  });
-
-  final ActivitySettings settings;
-
-  @override
-  List<dynamic> get props => <dynamic>[
-        settings,
-      ];
-}
diff --git a/lib/cubit/settings/settings_global_cubit.dart b/lib/cubit/settings/settings_global_cubit.dart
deleted file mode 100644
index e37f2e3..0000000
--- a/lib/cubit/settings/settings_global_cubit.dart
+++ /dev/null
@@ -1,59 +0,0 @@
-import 'package:flutter/material.dart';
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-import 'package:sudoku/config/default_global_settings.dart';
-import 'package:sudoku/models/settings/settings_global.dart';
-
-part 'settings_global_state.dart';
-
-class GlobalSettingsCubit extends HydratedCubit<GlobalSettingsState> {
-  GlobalSettingsCubit() : super(GlobalSettingsState(settings: GlobalSettings.createDefault()));
-
-  void setValues({
-    String? skin,
-  }) {
-    emit(
-      GlobalSettingsState(
-        settings: GlobalSettings(
-          skin: skin ?? state.settings.skin,
-        ),
-      ),
-    );
-  }
-
-  String getParameterValue(String code) {
-    switch (code) {
-      case DefaultGlobalSettings.parameterCodeSkin:
-        return GlobalSettings.getSkinValueFromUnsafe(state.settings.skin);
-    }
-    return '';
-  }
-
-  void setParameterValue(String code, String value) {
-    final String skin = (code == DefaultGlobalSettings.parameterCodeSkin)
-        ? value
-        : getParameterValue(DefaultGlobalSettings.parameterCodeSkin);
-
-    setValues(
-      skin: skin,
-    );
-  }
-
-  @override
-  GlobalSettingsState? fromJson(Map<String, dynamic> json) {
-    final String skin = json[DefaultGlobalSettings.parameterCodeSkin] as String;
-
-    return GlobalSettingsState(
-      settings: GlobalSettings(
-        skin: skin,
-      ),
-    );
-  }
-
-  @override
-  Map<String, dynamic>? toJson(GlobalSettingsState state) {
-    return <String, dynamic>{
-      DefaultGlobalSettings.parameterCodeSkin: state.settings.skin,
-    };
-  }
-}
diff --git a/lib/cubit/settings/settings_global_state.dart b/lib/cubit/settings/settings_global_state.dart
deleted file mode 100644
index ebcddd7..0000000
--- a/lib/cubit/settings/settings_global_state.dart
+++ /dev/null
@@ -1,15 +0,0 @@
-part of 'settings_global_cubit.dart';
-
-@immutable
-class GlobalSettingsState extends Equatable {
-  const GlobalSettingsState({
-    required this.settings,
-  });
-
-  final GlobalSettings settings;
-
-  @override
-  List<dynamic> get props => <dynamic>[
-        settings,
-      ];
-}
diff --git a/lib/main.dart b/lib/main.dart
index c22f1c7..a1efaf3 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -8,10 +8,7 @@ import 'package:sudoku/common/cubit/nav/nav_cubit_pages.dart';
 import 'package:sudoku/common/cubit/nav/nav_cubit_screens.dart';
 
 import 'package:sudoku/config/application_config.dart';
-import 'package:sudoku/config/default_global_settings.dart';
 import 'package:sudoku/cubit/activity/activity_cubit.dart';
-import 'package:sudoku/cubit/settings/settings_activity_cubit.dart';
-import 'package:sudoku/cubit/settings/settings_global_cubit.dart';
 import 'package:sudoku/ui/skeleton.dart';
 
 void main() async {
@@ -62,17 +59,14 @@ class MyApp extends StatelessWidget {
         BlocProvider<ActivityCubit>(
           create: (context) => ActivityCubit(),
         ),
-        BlocProvider<GlobalSettingsCubit>(
-          create: (context) => GlobalSettingsCubit(),
-        ),
         BlocProvider<ActivitySettingsCubit>(
-          create: (context) => ActivitySettingsCubit(),
+          create: (context) => ActivitySettingsCubit(appConfig: ApplicationConfig.config),
         ),
       ],
       child: BlocBuilder<ApplicationThemeModeCubit, ApplicationThemeModeState>(
         builder: (BuildContext context, ApplicationThemeModeState state) {
           return MaterialApp(
-            title: ApplicationConfig.appTitle,
+            title: ApplicationConfig.config.appTitle,
             home: const SkeletonScreen(),
 
             // Theme stuff
@@ -111,7 +105,9 @@ class MyApp extends StatelessWidget {
       skinImages.add(value.toString());
     }
 
-    for (String skin in DefaultGlobalSettings.allowedSkinValues) {
+    for (String skin in ApplicationConfig.config
+        .getFromCode(ApplicationConfig.parameterCodeSkin)
+        .allowedValues) {
       assets.add('assets/ui/skin_$skin.png');
       for (String image in skinImages) {
         assets.add('assets/skins/${skin}_$image.png');
diff --git a/lib/models/activity/activity.dart b/lib/models/activity/activity.dart
index c7f312d..f4be265 100644
--- a/lib/models/activity/activity.dart
+++ b/lib/models/activity/activity.dart
@@ -2,21 +2,18 @@ import 'dart:math';
 
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:sudoku/config/default_global_settings.dart';
+import 'package:sudoku/config/application_config.dart';
 import 'package:sudoku/cubit/activity/activity_cubit.dart';
 import 'package:sudoku/data/game_data.dart';
 import 'package:sudoku/models/activity/board.dart';
 import 'package:sudoku/models/activity/cell.dart';
 import 'package:sudoku/models/activity/cell_location.dart';
 import 'package:sudoku/models/activity/types.dart';
-import 'package:sudoku/models/settings/settings_activity.dart';
-import 'package:sudoku/models/settings/settings_global.dart';
 
 class Activity {
   Activity({
     // Settings
     required this.activitySettings,
-    required this.globalSettings,
 
     // State
     this.isRunning = false,
@@ -43,7 +40,6 @@ class Activity {
 
   // Settings
   final ActivitySettings activitySettings;
-  final GlobalSettings globalSettings;
 
   // State
   bool isRunning;
@@ -70,8 +66,7 @@ class Activity {
   factory Activity.createEmpty() {
     return Activity(
       // Settings
-      activitySettings: ActivitySettings.createDefault(),
-      globalSettings: GlobalSettings.createDefault(),
+      activitySettings: ActivitySettings.createDefault(appConfig: ApplicationConfig.config),
       // Base data
       board: Board.createEmpty(),
       solvedBoard: Board.createEmpty(),
@@ -86,20 +81,21 @@ class Activity {
 
   factory Activity.createNew({
     ActivitySettings? activitySettings,
-    GlobalSettings? globalSettings,
   }) {
-    final ActivitySettings newActivitySettings =
-        activitySettings ?? ActivitySettings.createDefault();
-    final GlobalSettings newGlobalSettings = globalSettings ?? GlobalSettings.createDefault();
+    final ActivitySettings newActivitySettings = activitySettings ??
+        ActivitySettings.createDefault(appConfig: ApplicationConfig.config);
 
-    final int blockSizeHorizontal = int.parse(newActivitySettings.size.split('x')[0]);
-    final int blockSizeVertical = int.parse(newActivitySettings.size.split('x')[1]);
+    final int blockSizeHorizontal = int.parse(
+        newActivitySettings.get(ApplicationConfig.parameterCodeBoardSize).split('x')[0]);
+    final int blockSizeVertical = int.parse(
+        newActivitySettings.get(ApplicationConfig.parameterCodeBoardSize).split('x')[1]);
     final int boardSize = blockSizeHorizontal * blockSizeVertical;
 
     const int maxCellValue = 16;
     final List<int> shuffledCellValues = List<int>.generate(maxCellValue, (i) => i + 1);
 
-    if (DefaultGlobalSettings.shufflableSkins.contains(newGlobalSettings.skin)) {
+    if (ApplicationConfig.shufflableSkins
+        .contains(newActivitySettings.get(ApplicationConfig.parameterCodeSkin))) {
       shuffledCellValues.shuffle();
       printlog('Shuffled tiles values: $shuffledCellValues');
     }
@@ -115,7 +111,9 @@ class Activity {
     }
 
     final List<String> templates =
-        GameData.templates[newActivitySettings.size]?[newActivitySettings.level] ?? [];
+        GameData.templates[newActivitySettings.get(ApplicationConfig.parameterCodeBoardSize)]
+                ?[newActivitySettings.get(ApplicationConfig.parameterCodeDifficultyLevel)] ??
+            [];
     final String template = templates.elementAt(Random().nextInt(templates.length)).toString();
 
     if (template.length != pow(blockSizeHorizontal * blockSizeVertical, 2)) {
@@ -142,7 +140,6 @@ class Activity {
     return Activity(
       // Settings
       activitySettings: newActivitySettings,
-      globalSettings: newGlobalSettings,
       // State
       isRunning: true,
       boardAnimated: notAnimatedBoard,
@@ -371,7 +368,6 @@ class Activity {
     printlog('$Activity:');
     printlog('  Settings');
     activitySettings.dump();
-    globalSettings.dump();
     printlog('  State');
     printlog('    isRunning: $isRunning');
     printlog('    isStarted: $isStarted');
@@ -422,7 +418,6 @@ class Activity {
     return <String, dynamic>{
       // Settings
       'activitySettings': activitySettings.toJson(),
-      'globalSettings': globalSettings.toJson(),
       // State
       'isRunning': isRunning,
       'isStarted': isStarted,
diff --git a/lib/models/settings/settings_activity.dart b/lib/models/settings/settings_activity.dart
deleted file mode 100644
index 8884739..0000000
--- a/lib/models/settings/settings_activity.dart
+++ /dev/null
@@ -1,55 +0,0 @@
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-import 'package:sudoku/config/default_activity_settings.dart';
-
-class ActivitySettings {
-  final String level;
-  final String size;
-
-  ActivitySettings({
-    required this.level,
-    required this.size,
-  });
-
-  static String getLevelValueFromUnsafe(String level) {
-    if (DefaultActivitySettings.allowedLevelValues.contains(level)) {
-      return level;
-    }
-
-    return DefaultActivitySettings.defaultLevelValue;
-  }
-
-  static String getSizeValueFromUnsafe(String size) {
-    if (DefaultActivitySettings.allowedSizeValues.contains(size)) {
-      return size;
-    }
-
-    return DefaultActivitySettings.defaultSizeValue;
-  }
-
-  factory ActivitySettings.createDefault() {
-    return ActivitySettings(
-      level: DefaultActivitySettings.defaultLevelValue,
-      size: DefaultActivitySettings.defaultSizeValue,
-    );
-  }
-
-  void dump() {
-    printlog('$ActivitySettings:');
-    printlog('  ${DefaultActivitySettings.parameterCodeLevel}: $level');
-    printlog('  ${DefaultActivitySettings.parameterCodeSize}: $size');
-    printlog('');
-  }
-
-  @override
-  String toString() {
-    return '$ActivitySettings(${toJson()})';
-  }
-
-  Map<String, dynamic>? toJson() {
-    return <String, dynamic>{
-      DefaultActivitySettings.parameterCodeLevel: level,
-      DefaultActivitySettings.parameterCodeSize: size,
-    };
-  }
-}
diff --git a/lib/models/settings/settings_global.dart b/lib/models/settings/settings_global.dart
deleted file mode 100644
index 058d424..0000000
--- a/lib/models/settings/settings_global.dart
+++ /dev/null
@@ -1,42 +0,0 @@
-import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
-
-import 'package:sudoku/config/default_global_settings.dart';
-
-class GlobalSettings {
-  String skin;
-
-  GlobalSettings({
-    required this.skin,
-  });
-
-  static String getSkinValueFromUnsafe(String skin) {
-    if (DefaultGlobalSettings.allowedSkinValues.contains(skin)) {
-      return skin;
-    }
-
-    return DefaultGlobalSettings.defaultSkinValue;
-  }
-
-  factory GlobalSettings.createDefault() {
-    return GlobalSettings(
-      skin: DefaultGlobalSettings.defaultSkinValue,
-    );
-  }
-
-  void dump() {
-    printlog('$GlobalSettings: ');
-    printlog('  ${DefaultGlobalSettings.parameterCodeSkin}: $skin');
-    printlog('');
-  }
-
-  @override
-  String toString() {
-    return '$GlobalSettings(${toJson()})';
-  }
-
-  Map<String, dynamic>? toJson() {
-    return <String, dynamic>{
-      DefaultGlobalSettings.parameterCodeSkin: skin,
-    };
-  }
-}
diff --git a/lib/common/ui/pages/game.dart b/lib/ui/pages/game.dart
similarity index 100%
rename from lib/common/ui/pages/game.dart
rename to lib/ui/pages/game.dart
diff --git a/lib/ui/parameters/parameter_painter_board_size.dart b/lib/ui/parameters/parameter_painter_board_size.dart
new file mode 100644
index 0000000..909e9d3
--- /dev/null
+++ b/lib/ui/parameters/parameter_painter_board_size.dart
@@ -0,0 +1,77 @@
+import 'dart:math';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+
+import 'package:sudoku/config/application_config.dart';
+
+class ParameterPainterBoardSize extends CustomPainter {
+  const ParameterPainterBoardSize({
+    required this.context,
+    required this.value,
+  });
+
+  final BuildContext context;
+  final String value;
+
+  @override
+  void paint(Canvas canvas, Size size) {
+    // force square
+    final double canvasSize = min(size.width, size.height);
+
+    int gridWidth = 1;
+    int gridHeight = 1;
+
+    switch (value) {
+      case ApplicationConfig.boardSizeValueTiny:
+        gridWidth = 2;
+        gridHeight = 2;
+        break;
+      case ApplicationConfig.boardSizeValueSmall:
+        gridWidth = 3;
+        gridHeight = 2;
+        break;
+      case ApplicationConfig.boardSizeValueStandard:
+        gridWidth = 3;
+        gridHeight = 3;
+        break;
+      case ApplicationConfig.boardSizeValueLarge:
+        gridWidth = 4;
+        gridHeight = 4;
+        break;
+      default:
+        printlog('Wrong value for size parameter value: $value');
+    }
+
+    final paint = Paint();
+    paint.strokeJoin = StrokeJoin.round;
+    paint.strokeWidth = 3;
+
+    // Mini grid
+    final borderColor = Colors.grey.shade800;
+
+    final double cellSize = canvasSize / 5;
+    final double originX = (canvasSize - gridWidth * cellSize) / 2;
+    final double originY = (canvasSize - gridHeight * cellSize) / 2;
+
+    for (int row = 0; row < gridHeight; row++) {
+      for (int col = 0; col < gridWidth; col++) {
+        final Offset topLeft = Offset(originX + col * cellSize, originY + row * cellSize);
+        final Offset bottomRight = topLeft + Offset(cellSize, cellSize);
+
+        paint.color = Colors.white;
+        paint.style = PaintingStyle.fill;
+        canvas.drawRect(Rect.fromPoints(topLeft, bottomRight), paint);
+
+        paint.color = borderColor;
+        paint.style = PaintingStyle.stroke;
+        canvas.drawRect(Rect.fromPoints(topLeft, bottomRight), paint);
+      }
+    }
+  }
+
+  @override
+  bool shouldRepaint(CustomPainter oldDelegate) {
+    return false;
+  }
+}
diff --git a/lib/ui/parameters/parameter_painter_difficulty_level.dart b/lib/ui/parameters/parameter_painter_difficulty_level.dart
new file mode 100644
index 0000000..5a9b177
--- /dev/null
+++ b/lib/ui/parameters/parameter_painter_difficulty_level.dart
@@ -0,0 +1,82 @@
+import 'dart:math';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+
+import 'package:sudoku/config/application_config.dart';
+
+class ParameterPainterDifficultyLevel extends CustomPainter {
+  const ParameterPainterDifficultyLevel({
+    required this.context,
+    required this.value,
+  });
+
+  final BuildContext context;
+  final String value;
+
+  @override
+  void paint(Canvas canvas, Size size) {
+    // force square
+    final double canvasSize = min(size.width, size.height);
+
+    final List<dynamic> stars = [];
+
+    switch (value) {
+      case ApplicationConfig.difficultyLevelValueEasy:
+        stars.add([0.5, 0.5]);
+        break;
+      case ApplicationConfig.difficultyLevelValueMedium:
+        stars.add([0.3, 0.5]);
+        stars.add([0.7, 0.5]);
+        break;
+      case ApplicationConfig.difficultyLevelValueHard:
+        stars.add([0.3, 0.3]);
+        stars.add([0.7, 0.3]);
+        stars.add([0.5, 0.7]);
+        break;
+      case ApplicationConfig.difficultyLevelValueNightmare:
+        stars.add([0.3, 0.3]);
+        stars.add([0.7, 0.3]);
+        stars.add([0.3, 0.7]);
+        stars.add([0.7, 0.7]);
+        break;
+      default:
+        printlog('Wrong value for level parameter value: $value');
+    }
+
+    final paint = Paint();
+    paint.strokeJoin = StrokeJoin.round;
+    paint.strokeWidth = 3 / 100 * canvasSize;
+
+    // Stars
+    final textSpan = TextSpan(
+      text: '⭐',
+      style: TextStyle(
+        color: Colors.black,
+        fontSize: canvasSize / 3,
+        fontWeight: FontWeight.bold,
+      ),
+    );
+    final textPainter = TextPainter(
+      text: textSpan,
+      textDirection: TextDirection.ltr,
+      textAlign: TextAlign.center,
+    );
+    textPainter.layout();
+
+    for (var center in stars) {
+      textPainter.paint(
+        canvas,
+        Offset(
+          canvasSize * center[0] - textPainter.width * 0.5,
+          canvasSize * center[1] - textPainter.height * 0.5,
+        ),
+      );
+    }
+  }
+
+  @override
+  bool shouldRepaint(CustomPainter oldDelegate) {
+    return false;
+  }
+}
diff --git a/lib/ui/widgets/game/button_show_tip.dart b/lib/ui/widgets/game/button_show_tip.dart
index 57fcb25..10fb7ee 100644
--- a/lib/ui/widgets/game/button_show_tip.dart
+++ b/lib/ui/widgets/game/button_show_tip.dart
@@ -2,7 +2,7 @@ import 'package:badges/badges.dart' as badges;
 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
 
-import 'package:sudoku/config/default_global_settings.dart';
+import 'package:sudoku/config/application_config.dart';
 import 'package:sudoku/cubit/activity/activity_cubit.dart';
 import 'package:sudoku/models/activity/activity.dart';
 
@@ -35,7 +35,7 @@ class ButtonShowTip extends StatelessWidget {
             child: Container(
               padding: EdgeInsets.all(10 *
                   currentActivity.buttonTipsCountdown /
-                  DefaultGlobalSettings.defaultTipCountDownValueInSeconds),
+                  ApplicationConfig.defaultTipCountDownValueInSeconds),
               child: const Image(
                 image: AssetImage('assets/ui/button_help.png'),
                 fit: BoxFit.fill,
diff --git a/lib/ui/widgets/game/cell.dart b/lib/ui/widgets/game/cell.dart
index 3134f9f..ce6f736 100644
--- a/lib/ui/widgets/game/cell.dart
+++ b/lib/ui/widgets/game/cell.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+import 'package:sudoku/config/application_config.dart';
 
 import 'package:sudoku/cubit/activity/activity_cubit.dart';
 import 'package:sudoku/models/activity/cell.dart';
@@ -57,7 +58,7 @@ class CellWidget extends StatelessWidget {
   String getImageAssetName(Activity activity) {
     if ((cell.value) > 0) {
       final int cellValue = activity.getTranslatedValueForDisplay(cell.value);
-      return 'assets/skins/${activity.globalSettings.skin}_$cellValue.png';
+      return 'assets/skins/${activity.activitySettings.get(ApplicationConfig.parameterCodeSkin)}_$cellValue.png';
     }
 
     return 'assets/ui/cell_empty.png';
diff --git a/lib/ui/widgets/game/cell_update.dart b/lib/ui/widgets/game/cell_update.dart
index e8182c9..6d83889 100644
--- a/lib/ui/widgets/game/cell_update.dart
+++ b/lib/ui/widgets/game/cell_update.dart
@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_custom_toolbox/flutter_toolbox.dart';
+import 'package:sudoku/config/application_config.dart';
 
 import 'package:sudoku/cubit/activity/activity_cubit.dart';
 import 'package:sudoku/models/activity/cell.dart';
@@ -65,7 +66,7 @@ class CellWidgetUpdate extends StatelessWidget {
   String getImageAssetName(Activity activity) {
     if ((cell?.value ?? 0) > 0) {
       final int cellValue = activity.getTranslatedValueForDisplay(cell?.value ?? 0);
-      return 'assets/skins/${activity.globalSettings.skin}_$cellValue.png';
+      return 'assets/skins/${activity.activitySettings.get(ApplicationConfig.parameterCodeSkin)}_$cellValue.png';
     }
 
     return 'assets/ui/cell_empty.png';
diff --git a/pubspec.lock b/pubspec.lock
index 60334c9..86c5675 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -130,11 +130,11 @@ packages:
     dependency: "direct main"
     description:
       path: "."
-      ref: "0.4.0"
-      resolved-ref: eb9c090bd00d73324eab8737f74b3339cc24c9e8
+      ref: "0.5.0"
+      resolved-ref: b8164a50489ba981ea57d9f02e2334f09cb8c6a7
       url: "https://git.harrault.fr/android/flutter-toolbox.git"
     source: git
-    version: "0.4.0"
+    version: "0.5.0"
   flutter_lints:
     dependency: "direct dev"
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index b01a9d5..bf0e4e1 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -3,7 +3,7 @@ description: A sudoku game application.
 
 publish_to: "none"
 
-version: 0.5.2+80
+version: 0.6.0+81
 
 environment:
   sdk: "^3.0.0"
@@ -16,7 +16,7 @@ dependencies:
   flutter_custom_toolbox:
     git:
       url: https://git.harrault.fr/android/flutter-toolbox.git
-      ref: 0.4.0
+      ref: 0.5.0
 
   # specific
   badges: ^3.1.2
-- 
GitLab