feat

lib/app/app_context_ext.dart

@@ -1,4 +1,5 @@
 import 'package:flutter/material.dart';
+import 'package:friflex_starter/app/theme/app_colors_scheme.dart';
 import 'package:friflex_starter/app/theme/theme_notifier.dart';
 import 'package:friflex_starter/di/di_container.dart';
 import 'package:friflex_starter/l10n/gen/app_localizations.dart';
@@ -11,7 +12,7 @@ extension AppContextExt on BuildContext {
   DiContainer get di => read<DiContainer>();
 
   /// Геттер для получения цветовой схемы
-  ColorScheme get colors => Theme.of(this).colorScheme;
+  AppColors get colors => Theme.of(this).extension<AppColors>()!;
 
   /// Геттер для получения темы
   ThemeNotifier get theme => read<ThemeNotifier>();

lib/app/theme/app_colors_scheme.dart

@@ -1,18 +1,83 @@
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 
+/// {@template app_colors}
 /// Класс, реализующий расширение для добавления токенов в цветовую схему
-extension AppColorsScheme on ColorScheme {
-  bool get _isDark => brightness == Brightness.dark;
+/// {@endtemplate}
+class AppColors extends ThemeExtension<AppColors> with DiagnosticableTreeMixin {
+  /// {@macro app_colors}
+  ///
+  /// Принимает:
+  ///
+  /// * [testColor] - цвет тестового текста
+  /// * [errorSnackbarBackground] - цвет фона снекбара ошибки
+  /// * [successSnackbarBackground] - цвет фона снекбара успеха
+  /// * [infoSnackbarBackground] - цвет фона снекбара информации
+  const AppColors({
+    required this.testColor,
+    required this.errorSnackbarBackground,
+    required this.successSnackbarBackground,
+    required this.infoSnackbarBackground,
+  });
 
-  // Тестовый цвет
-  Color get testColor => _isDark ? Colors.green : Colors.red;
+  /// Цвет тестового текста
+  final Color testColor;
 
-  /// Цвет заднего фона снекбара с ошибкой
-  Color get errorSnackbarBackground => const Color(0xFFD24720);
+  /// Цвет фона снекбара ошибки
+  final Color errorSnackbarBackground;
 
-  /// Цвет заднего фона снекбара с успехом
-  Color get successSnackbarBackground => const Color(0xFF6FB62C);
+  /// Цвет фона снекбара успеха
+  final Color successSnackbarBackground;
 
-  /// Цвет заднего фона снекбара с информацией
-  Color get infoSnackbarBackground => const Color.fromARGB(255, 220, 108, 77);
+  /// Цвет фона снекбара информации
+  final Color infoSnackbarBackground;
+
+  /// Цвета светлой темы
+  static final AppColors light = AppColors(
+    testColor: Colors.red,
+    errorSnackbarBackground: const Color(0xFFD24720),
+    successSnackbarBackground: const Color(0xFF6FB62C),
+    infoSnackbarBackground: const Color.fromARGB(255, 220, 108, 77),
+  );
+
+  /// Цвета тёмной темы
+  static final AppColors dark = AppColors(
+    testColor: Colors.red,
+    errorSnackbarBackground: const Color(0xFFD24720),
+    successSnackbarBackground: const Color(0xFF6FB62C),
+    infoSnackbarBackground: const Color.fromARGB(255, 220, 108, 77),
+  );
+
+  @override
+  ThemeExtension<AppColors> copyWith({
+    Color? testColor,
+    Color? errorSnackbarBackground,
+    Color? successSnackbarBackground,
+    Color? infoSnackbarBackground,
+  }) => AppColors(
+    testColor: testColor ?? this.testColor,
+    errorSnackbarBackground: errorSnackbarBackground ?? this.errorSnackbarBackground,
+    successSnackbarBackground: successSnackbarBackground ?? this.successSnackbarBackground,
+    infoSnackbarBackground: infoSnackbarBackground ?? this.infoSnackbarBackground,
+  );
+
+  @override
+  ThemeExtension<AppColors> lerp(covariant ThemeExtension<AppColors>? other, double t) {
+    if (other is! AppColors) return this;
+
+    return AppColors(
+      testColor: Color.lerp(testColor, other.testColor, t)!,
+      errorSnackbarBackground: Color.lerp(
+        errorSnackbarBackground,
+        other.errorSnackbarBackground,
+        t,
+      )!,
+      successSnackbarBackground: Color.lerp(
+        successSnackbarBackground,
+        other.successSnackbarBackground,
+        t,
+      )!,
+      infoSnackbarBackground: Color.lerp(infoSnackbarBackground, other.infoSnackbarBackground, t)!,
+    );
+  }
 }

lib/app/theme/app_theme.dart

@@ -1,10 +1,13 @@
 import 'package:flutter/material.dart';
+import 'package:friflex_starter/app/theme/app_colors_scheme.dart';
 
 /// Класс для конфигурации светлой/темной темы приложения
 abstract class AppTheme {
   /// Геттер для получения светлой темы
-  static ThemeData get light => ThemeData.light();
+  static ThemeData get light =>
+      ThemeData.light().copyWith(extensions: <ThemeExtension<Object?>>[AppColors.light]);
 
   /// Геттер для получения темной темы
-  static ThemeData get dark => ThemeData.dark();
+  static ThemeData get dark =>
+      ThemeData.dark().copyWith(extensions: <ThemeExtension<Object?>>[AppColors.dark]);
 }

lib/app/ui_kit/app_snackbar.dart

@@ -2,7 +2,6 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 import 'package:friflex_starter/app/app_context_ext.dart';
-import 'package:friflex_starter/app/theme/app_colors_scheme.dart';
 import 'package:friflex_starter/app/ui_kit/app_box.dart';
 
 /// {@template app_snackbar}
@@ -140,8 +139,7 @@ class AppSnackBar extends StatefulWidget {
   }
 }
 
-class _AppSnackBarState extends State<AppSnackBar>
-    with SingleTickerProviderStateMixin {
+class _AppSnackBarState extends State<AppSnackBar> with SingleTickerProviderStateMixin {
   late AnimationController _animationController;
   late Animation<double> _slideAnimation;
   Timer? _dismissTimer;
@@ -176,10 +174,10 @@ class _AppSnackBarState extends State<AppSnackBar>
     // Конечная позиция снекбара - 15 пикселей ниже верхнего отступа
     final endPosition = topPadding + 15;
     // Создание анимации с использованием Tween
-    _slideAnimation = Tween<double>(begin: startPosition, end: endPosition)
-        .animate(
-          CurvedAnimation(parent: _animationController, curve: Curves.easeOut),
-        );
+    _slideAnimation = Tween<double>(
+      begin: startPosition,
+      end: endPosition,
+    ).animate(CurvedAnimation(parent: _animationController, curve: Curves.easeOut));
 
     _animationController.forward();
   }
@@ -233,10 +231,7 @@ class _AppSnackBarState extends State<AppSnackBar>
                   color: _getBackgroundColor(widget.type),
                   borderRadius: BorderRadius.circular(16),
                 ),
-                padding: const EdgeInsets.symmetric(
-                  vertical: 12,
-                  horizontal: 16,
-                ),
+                padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 16),
                 child: Row(
                   children: [
                     _Icon(type: widget.type),
@@ -289,11 +284,7 @@ class _Icon extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     return switch (type) {
-      TypeSnackBar.success => Icon(
-        Icons.check_circle,
-        color: Colors.white,
-        size: 32,
-      ),
+      TypeSnackBar.success => Icon(Icons.check_circle, color: Colors.white, size: 32),
       TypeSnackBar.error => Icon(Icons.error, color: Colors.white, size: 32),
       TypeSnackBar.info => Icon(Icons.info, color: Colors.white, size: 32),
     };