Merge branch '14-normalize-game-architecture' into 'master'

Resolve "Normalize game architecture"

Closes #14

See merge request !14

fastlane/metadata/android/en-US/changelogs/13.txt

+Improve/normalize game architecture.

fastlane/metadata/android/fr-FR/changelogs/13.txt

+Amélioration/normalisation de l'architecture du jeu.

icons/level_hard.svg

-<?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 102 102" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x="1" y="1" width="100" height="100" ry="0" fill="#db8616" stroke="#000" stroke-width="2"/></svg>

icons/level_nightmare.svg

-<?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 102 102" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x="1" y="1" width="100" height="100" ry="0" fill="#db1616" stroke="#000" stroke-width="2"/></svg>

icons/level_normal.svg

-<?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 102 102" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x="1" y="1" width="100" height="100" ry="0" fill="#6a78de" stroke="#000" stroke-width="2"/></svg>

icons/skin_colors.svg

-<?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 102 102" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x="1" y="1" width="100" height="100" ry="0" fill="#be6ade" stroke="#000" stroke-width="2"/><rect x="8.5767" y="8.6213" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="22.27" y="8.6213" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="36.557" y="8.6213" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="8.6213" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="22.864" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="37.105" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="51.285" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="65.064" y="51.285" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="79.284" y="51.285" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="79.284" y="65.266" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="79.284" y="79.24" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="65.064" y="79.24" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="79.24" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="36.557" y="79.24" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="22.27" y="79.24" width="14.139" height="14.139" fill="#353ab0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="22.27" y="65.266" width="14.139" height="14.139" fill="#2d00e0" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><circle cx="29.34" cy="44.175" r="5.7602" fill="#209239" stroke="#1c6e24" stroke-linecap="round" stroke-width="4.2294"/></svg>

icons/skin_retro.svg

-<?xml version="1.0" encoding="UTF-8"?>
-<svg enable-background="new 0 0 100 100" version="1.1" viewBox="0 0 102 102" xml:space="preserve" xmlns="http://www.w3.org/2000/svg"><rect x="1" y="1" width="100" height="100" ry="0" fill="#be6ade" stroke="#000" stroke-width="2"/><rect x="8.5767" y="8.6213" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="22.27" y="8.6213" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="36.557" y="8.6213" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="8.6213" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="22.864" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="37.105" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="51.285" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="65.064" y="51.285" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="79.284" y="51.285" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="79.284" y="65.266" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="79.284" y="79.24" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="65.064" y="79.24" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="50.844" y="79.24" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="36.557" y="79.24" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="22.27" y="79.24" width="14.139" height="14.139" fill="#727272" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><rect x="22.27" y="65.266" width="14.139" height="14.139" fill="#6f6f71" stroke="#fff" stroke-linecap="round" stroke-width="3.6305"/><circle cx="29.34" cy="44.175" r="5.7602" fill="#595959" stroke="#454545" stroke-linecap="round" stroke-width="4.2294"/></svg>

lib/config/default_game_settings.dart

+import 'package:snake/utils/tools.dart';      
+
+class DefaultGameSettings {
+  // 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 sizeValueSmall = '10x10';
+  static const String sizeValueMedium = '15x15';
+  static const String sizeValueLarge = '20x20';
+  static const String sizeValueExtraLarge = '30x30';
+  static const List<String> allowedSizeValues = [
+    sizeValueSmall,
+    sizeValueMedium,
+    sizeValueLarge,
+    sizeValueExtraLarge,
+  ];
+  // size: default value
+  static const String defaultSizeValue = sizeValueMedium;
+
+  // available values from parameter code
+  static List<String> getAvailableValues(String parameterCode) {
+    switch (parameterCode) {
+      case parameterCodeLevel:
+        return DefaultGameSettings.allowedLevelValues;
+      case parameterCodeSize:
+        return DefaultGameSettings.allowedSizeValues;
+    }
+
+    printlog('Did not find any available value for game parameter "$parameterCode".');
+    return [];
+  }
+
+  // parameters displayed with assets (instead of painter)
+  static List<String> displayedWithAssets = [
+    //
+  ];
+}

lib/config/default_global_settings.dart

+import 'package:snake/utils/tools.dart';      
+
+class DefaultGlobalSettings {
+  // available global parameters codes
+  static const String parameterCodeSkin = 'skin';
+  static const List<String> availableParameters = [
+    parameterCodeSkin,
+  ];
+
+  // skin: available values
+  static const String skinValueColors = 'colors';
+  static const String skinValueRetro = 'retro';
+  static const List<String> allowedSkinValues = [
+    skinValueColors,
+    skinValueRetro,
+  ];
+  // skin: default value
+  static const String defaultSkinValue = skinValueRetro;
+
+  // 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 [];
+  }
+
+  // parameters displayed with assets (instead of painter)
+  static List<String> displayedWithAssets = [
+    //
+  ];
+}

lib/config/menu.dart

+import 'package:flutter/material.dart';
+import 'package:unicons/unicons.dart';
+
+import 'package:snake/ui/screens/page_about.dart';
+import 'package:snake/ui/screens/page_game.dart';
+import 'package:snake/ui/screens/page_settings.dart';
+
+class MenuItem {
+  final Icon icon;
+  final Widget page;
+
+  const MenuItem({
+    required this.icon,
+    required this.page,
+  });
+}
+
+class Menu {
+  static const indexGame = 0;
+  static const menuItemGame = MenuItem(
+    icon: Icon(UniconsLine.home),
+    page: PageGame(),
+  );
+
+  static const indexSettings = 1;
+  static const menuItemSettings = MenuItem(
+    icon: Icon(UniconsLine.setting),
+    page: PageSettings(),
+  );
+
+  static const indexAbout = 2;
+  static const menuItemAbout = MenuItem(
+    icon: Icon(UniconsLine.info_circle),
+    page: PageAbout(),
+  );
+
+  static Map<int, MenuItem> items = {
+    indexGame: menuItemGame,
+    indexSettings: menuItemSettings,
+    indexAbout: menuItemAbout,
+  };
+
+  static bool isIndexAllowed(int pageIndex) {
+    return items.keys.contains(pageIndex);
+  }
+
+  static Widget getPageWidget(int pageIndex) {
+    return items[pageIndex]?.page ?? menuItemGame.page;
+  }
+
+  static int itemsCount = Menu.items.length;
+}

lib/config/theme.dart

+import 'package:flutter/material.dart';
+
+/// Colors from Tailwind CSS (v3.0) - June 2022
+///
+/// https://tailwindcss.com/docs/customizing-colors
+
+const int _primaryColor = 0xFF6366F1;
+const MaterialColor primarySwatch = MaterialColor(_primaryColor, <int, Color>{
+  50: Color(0xFFEEF2FF), // indigo-50
+  100: Color(0xFFE0E7FF), // indigo-100
+  200: Color(0xFFC7D2FE), // indigo-200
+  300: Color(0xFFA5B4FC), // indigo-300
+  400: Color(0xFF818CF8), // indigo-400
+  500: Color(_primaryColor), // indigo-500
+  600: Color(0xFF4F46E5), // indigo-600
+  700: Color(0xFF4338CA), // indigo-700
+  800: Color(0xFF3730A3), // indigo-800
+  900: Color(0xFF312E81), // indigo-900
+});
+
+const int _textColor = 0xFF64748B;
+const MaterialColor textSwatch = MaterialColor(_textColor, <int, Color>{
+  50: Color(0xFFF8FAFC), // slate-50
+  100: Color(0xFFF1F5F9), // slate-100
+  200: Color(0xFFE2E8F0), // slate-200
+  300: Color(0xFFCBD5E1), // slate-300
+  400: Color(0xFF94A3B8), // slate-400
+  500: Color(_textColor), // slate-500
+  600: Color(0xFF475569), // slate-600
+  700: Color(0xFF334155), // slate-700
+  800: Color(0xFF1E293B), // slate-800
+  900: Color(0xFF0F172A), // slate-900
+});
+
+const Color errorColor = Color(0xFFDC2626); // red-600
+
+final ColorScheme lightColorScheme = ColorScheme.light(
+  primary: primarySwatch.shade500,
+  secondary: primarySwatch.shade500,
+  onSecondary: Colors.white,
+  error: errorColor,
+  onSurface: textSwatch.shade500,
+  surface: textSwatch.shade50,
+  surfaceContainerHighest: Colors.white,
+  shadow: textSwatch.shade900.withOpacity(.1),
+);
+
+final ColorScheme darkColorScheme = ColorScheme.dark(
+  primary: primarySwatch.shade500,
+  secondary: primarySwatch.shade500,
+  onSecondary: Colors.white,
+  error: errorColor,
+  onSurface: textSwatch.shade300,
+  surface: const Color(0xFF262630),
+  surfaceContainerHighest: const Color(0xFF282832),
+  shadow: textSwatch.shade900.withOpacity(.2),
+);
+
+final ThemeData lightTheme = ThemeData(
+  colorScheme: lightColorScheme,
+  fontFamily: 'Nunito',
+  textTheme: TextTheme(
+    displayLarge: TextStyle(
+      color: textSwatch.shade700,
+      fontFamily: 'Nunito',
+    ),
+    displayMedium: TextStyle(
+      color: textSwatch.shade600,
+      fontFamily: 'Nunito',
+    ),
+    displaySmall: TextStyle(
+      color: textSwatch.shade500,
+      fontFamily: 'Nunito',
+    ),
+    headlineLarge: TextStyle(
+      color: textSwatch.shade700,
+      fontFamily: 'Nunito',
+    ),
+    headlineMedium: TextStyle(
+      color: textSwatch.shade600,
+      fontFamily: 'Nunito',
+    ),
+    headlineSmall: TextStyle(
+      color: textSwatch.shade500,
+      fontFamily: 'Nunito',
+    ),
+    titleLarge: TextStyle(
+      color: textSwatch.shade700,
+      fontFamily: 'Nunito',
+    ),
+    titleMedium: TextStyle(
+      color: textSwatch.shade600,
+      fontFamily: 'Nunito',
+    ),
+    titleSmall: TextStyle(
+      color: textSwatch.shade500,
+      fontFamily: 'Nunito',
+    ),
+    bodyLarge: TextStyle(
+      color: textSwatch.shade700,
+      fontFamily: 'Nunito',
+    ),
+    bodyMedium: TextStyle(
+      color: textSwatch.shade600,
+      fontFamily: 'Nunito',
+    ),
+    bodySmall: TextStyle(
+      color: textSwatch.shade500,
+      fontFamily: 'Nunito',
+    ),
+    labelLarge: TextStyle(
+      color: textSwatch.shade700,
+      fontFamily: 'Nunito',
+    ),
+    labelMedium: TextStyle(
+      color: textSwatch.shade600,
+      fontFamily: 'Nunito',
+    ),
+    labelSmall: TextStyle(
+      color: textSwatch.shade500,
+      fontFamily: 'Nunito',
+    ),
+  ),
+);
+
+final ThemeData darkTheme = lightTheme.copyWith(
+  colorScheme: darkColorScheme,
+  textTheme: TextTheme(
+    displayLarge: TextStyle(
+      color: textSwatch.shade200,
+      fontFamily: 'Nunito',
+    ),
+    displayMedium: TextStyle(
+      color: textSwatch.shade300,
+      fontFamily: 'Nunito',
+    ),
+    displaySmall: TextStyle(
+      color: textSwatch.shade400,
+      fontFamily: 'Nunito',
+    ),
+    headlineLarge: TextStyle(
+      color: textSwatch.shade200,
+      fontFamily: 'Nunito',
+    ),
+    headlineMedium: TextStyle(
+      color: textSwatch.shade300,
+      fontFamily: 'Nunito',
+    ),
+    headlineSmall: TextStyle(
+      color: textSwatch.shade400,
+      fontFamily: 'Nunito',
+    ),
+    titleLarge: TextStyle(
+      color: textSwatch.shade200,
+      fontFamily: 'Nunito',
+    ),
+    titleMedium: TextStyle(
+      color: textSwatch.shade300,
+      fontFamily: 'Nunito',
+    ),
+    titleSmall: TextStyle(
+      color: textSwatch.shade400,
+      fontFamily: 'Nunito',
+    ),
+    bodyLarge: TextStyle(
+      color: textSwatch.shade200,
+      fontFamily: 'Nunito',
+    ),
+    bodyMedium: TextStyle(
+      color: textSwatch.shade300,
+      fontFamily: 'Nunito',
+    ),
+    bodySmall: TextStyle(
+      color: textSwatch.shade400,
+      fontFamily: 'Nunito',
+    ),
+    labelLarge: TextStyle(
+      color: textSwatch.shade200,
+      fontFamily: 'Nunito',
+    ),
+    labelMedium: TextStyle(
+      color: textSwatch.shade300,
+      fontFamily: 'Nunito',
+    ),
+    labelSmall: TextStyle(
+      color: textSwatch.shade400,
+      fontFamily: 'Nunito',
+    ),
+  ),
+);

lib/cubit/game_cubit.dart

+import 'package:equatable/equatable.dart';
+import 'package:flutter/material.dart';
+import 'package:hydrated_bloc/hydrated_bloc.dart';
+
+import 'package:snake/models/game/game.dart';
+import 'package:snake/models/settings/settings_game.dart';
+import 'package:snake/models/settings/settings_global.dart';
+
+part 'game_state.dart';
+
+class GameCubit extends HydratedCubit<GameState> {
+  GameCubit()
+      : super(GameState(
+          currentGame: Game.createEmpty(),
+        ));
+
+  void updateState(Game game) {
+    emit(GameState(
+      currentGame: game,
+    ));
+  }
+
+  void refresh() {
+    final Game game = Game(
+      // Settings
+      gameSettings: state.currentGame.gameSettings,
+      globalSettings: state.currentGame.globalSettings,
+      // State
+      isRunning: state.currentGame.isRunning,
+      isStarted: state.currentGame.isStarted,
+      isFinished: state.currentGame.isFinished,
+      animationInProgress: state.currentGame.animationInProgress,
+      // Base data
+      board: state.currentGame.board,
+    );
+    // game.dump();
+
+    updateState(game);
+  }
+
+  void startNewGame({
+    required GameSettings gameSettings,
+    required GlobalSettings globalSettings,
+  }) {
+    final Game newGame = Game.createNew(
+      // Settings
+      gameSettings: gameSettings,
+      globalSettings: globalSettings,
+    );
+
+    newGame.dump();
+
+    updateState(newGame);
+    refresh();
+  }
+
+  void quitGame() {
+    state.currentGame.isRunning = false;
+    refresh();
+  }
+
+  void resumeSavedGame() {
+    state.currentGame.isRunning = true;
+    refresh();
+  }
+
+  void deleteSavedGame() {
+    state.currentGame.isRunning = false;
+    state.currentGame.isFinished = true;
+    refresh();
+  }
+
+  @override
+  GameState? fromJson(Map<String, dynamic> json) {
+    final Game currentGame = json['currentGame'] as Game;
+
+    return GameState(
+      currentGame: currentGame,
+    );
+  }
+
+  @override
+  Map<String, dynamic>? toJson(GameState state) {
+    return <String, dynamic>{
+      'currentGame': state.currentGame.toJson(),
+    };
+  }
+}

lib/cubit/game_state.dart

+part of 'game_cubit.dart';
+
+@immutable
+class GameState extends Equatable {
+  const GameState({
+    required this.currentGame,
+  });
+
+  final Game currentGame;
+
+  @override
+  List<dynamic> get props => <dynamic>[
+        currentGame,
+      ];
+}

lib/cubit/nav_cubit.dart

+import 'package:hydrated_bloc/hydrated_bloc.dart';
+
+import 'package:snake/config/menu.dart';
+
+class NavCubit extends HydratedCubit<int> {
+  NavCubit() : super(0);
+
+  void updateIndex(int index) {
+    if (Menu.isIndexAllowed(index)) {
+      emit(index);
+    } else {
+      goToGamePage();
+    }
+  }
+
+  void goToGamePage() {
+    emit(Menu.indexGame);
+  }
+
+  void goToSettingsPage() {
+    emit(Menu.indexSettings);
+  }
+
+  void goToAboutPage() {
+    emit(Menu.indexAbout);
+  }
+
+  @override
+  int fromJson(Map<String, dynamic> json) {
+    return Menu.indexGame;
+  }
+
+  @override
+  Map<String, dynamic>? toJson(int state) {
+    return <String, int>{'pageIndex': state};
+  }
+}

lib/cubit/settings_game_cubit.dart

+import 'package:equatable/equatable.dart';
+import 'package:flutter/material.dart';
+import 'package:hydrated_bloc/hydrated_bloc.dart';
+
+import 'package:snake/config/default_game_settings.dart';
+import 'package:snake/models/settings/settings_game.dart';
+
+part 'settings_game_state.dart';
+
+class GameSettingsCubit extends HydratedCubit<GameSettingsState> {
+  GameSettingsCubit() : super(GameSettingsState(settings: GameSettings.createDefault()));
+
+  void setValues({
+    String? level,
+    String? size,
+  }) {
+    emit(
+      GameSettingsState(
+        settings: GameSettings(
+          level: level ?? state.settings.level,
+          size: size ?? state.settings.size,
+        ),
+      ),
+    );
+  }
+
+  String getParameterValue(String code) {
+    switch (code) {
+      case DefaultGameSettings.parameterCodeLevel:
+        return GameSettings.getLevelValueFromUnsafe(state.settings.level);
+      case DefaultGameSettings.parameterCodeSize:
+        return GameSettings.getSizeValueFromUnsafe(state.settings.size);
+    }
+
+    return '';
+  }
+
+  void setParameterValue(String code, String value) {
+    final String level = code == DefaultGameSettings.parameterCodeLevel
+        ? value
+        : getParameterValue(DefaultGameSettings.parameterCodeLevel);
+    final String size = code == DefaultGameSettings.parameterCodeSize
+        ? value
+        : getParameterValue(DefaultGameSettings.parameterCodeSize);
+
+    setValues(
+      level: level,
+      size: size,
+    );
+  }
+
+  @override
+  GameSettingsState? fromJson(Map<String, dynamic> json) {
+    final String level = json[DefaultGameSettings.parameterCodeLevel] as String;
+    final String size = json[DefaultGameSettings.parameterCodeSize] as String;
+
+    return GameSettingsState(
+      settings: GameSettings(
+        level: level,
+        size: size,
+      ),
+    );
+  }
+
+  @override
+  Map<String, dynamic>? toJson(GameSettingsState state) {
+    return <String, dynamic>{
+      DefaultGameSettings.parameterCodeLevel: state.settings.level,
+      DefaultGameSettings.parameterCodeSize: state.settings.size,
+    };
+  }
+}

lib/cubit/settings_game_state.dart

+part of 'settings_game_cubit.dart';
+
+@immutable
+class GameSettingsState extends Equatable {
+  const GameSettingsState({
+    required this.settings,
+  });
+
+  final GameSettings settings;
+
+  @override
+  List<dynamic> get props => <dynamic>[
+        settings,
+      ];
+}

lib/cubit/settings_global_cubit.dart

+import 'package:equatable/equatable.dart';
+import 'package:flutter/material.dart';
+import 'package:hydrated_bloc/hydrated_bloc.dart';
+
+import 'package:snake/config/default_global_settings.dart';
+import 'package:snake/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,
+    };
+  }
+}

lib/cubit/settings_global_state.dart

+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,
+      ];
+}

lib/cubit/theme_cubit.dart

+import 'package:equatable/equatable.dart';
+import 'package:flutter/material.dart';
+import 'package:hydrated_bloc/hydrated_bloc.dart';
+
+part 'theme_state.dart';
+
+class ThemeCubit extends HydratedCubit<ThemeModeState> {
+  ThemeCubit() : super(const ThemeModeState());
+
+  void getTheme(ThemeModeState state) {
+    emit(state);
+  }
+
+  @override
+  ThemeModeState? fromJson(Map<String, dynamic> json) {
+    switch (json['themeMode']) {
+      case 'ThemeMode.dark':
+        return const ThemeModeState(themeMode: ThemeMode.dark);
+      case 'ThemeMode.light':
+        return const ThemeModeState(themeMode: ThemeMode.light);
+      case 'ThemeMode.system':
+      default:
+        return const ThemeModeState(themeMode: ThemeMode.system);
+    }
+  }
+
+  @override
+  Map<String, String>? toJson(ThemeModeState state) {
+    return <String, String>{'themeMode': state.themeMode.toString()};
+  }
+}