深色模式、首页设置页面和功能优化

lib/services/get/tap_liquid_glass_controller.dart

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+// 时间: 2026-04-02
+// 功能: Tap沉浸光感导航栏控制器
+// 介绍: 管理液态玻璃导航栏的开关状态和透明度级别
+// 最新变化: 添加透明度级别控制（弱、中、强）
+
+import 'package:get/get.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+import '../../config/app_config.dart';
+
+/// 透明度级别枚举
+enum TransparencyLevel {
+  weak, // 弱 - 当前效果
+  medium, // 中 - 中等透明度
+  strong, // 强 - 几乎透明
+}
+
+class TapLiquidGlassController extends GetxController {
+  SharedPreferences? _prefs;
+  final _isEnabled = true.obs;
+  final _transparencyLevel = TransparencyLevel.weak.obs;
+
+  bool get isEnabled => _isEnabled.value;
+  RxBool get isEnabledRx => _isEnabled;
+  TransparencyLevel get transparencyLevel => _transparencyLevel.value;
+  Rx<TransparencyLevel> get transparencyLevelRx => _transparencyLevel;
+
+  /// 获取透明度级别的索引（用于视图层）
+  int get transparencyLevelIndex => _transparencyLevel.value.index;
+
+  /// 获取透明度配置
+  /// 返回整体背景透明度
+  Map<String, double> get transparencyValues {
+    switch (_transparencyLevel.value) {
+      case TransparencyLevel.weak:
+        return {'backgroundOpacity': 0.5};
+      case TransparencyLevel.medium:
+        return {'backgroundOpacity': 0.2};
+      case TransparencyLevel.strong:
+        return {'backgroundOpacity': 0.01};
+    }
+  }
+
+  /// 获取透明度级别的中文名称
+  String get transparencyLevelLabel {
+    switch (_transparencyLevel.value) {
+      case TransparencyLevel.weak:
+        return '弱';
+      case TransparencyLevel.medium:
+        return '中';
+      case TransparencyLevel.strong:
+        return '强';
+    }
+  }
+
+  /// 通过索引设置透明度级别
+  Future<void> setTransparencyLevelByIndex(int index) async {
+    final level = TransparencyLevel
+        .values[index.clamp(0, TransparencyLevel.values.length - 1)];
+    await setTransparencyLevel(level);
+  }
+
+  @override
+  void onInit() {
+    super.onInit();
+    _loadSettings();
+  }
+
+  Future<void> _loadSettings() async {
+    _prefs = await SharedPreferences.getInstance();
+    _isEnabled.value = _prefs?.getBool(AppConfig.keyTapLiquidGlass) ?? true;
+    final levelIndex = _prefs?.getInt('tap_liquid_glass_transparency') ?? 0;
+    _transparencyLevel.value = TransparencyLevel
+        .values[levelIndex.clamp(0, TransparencyLevel.values.length - 1)];
+  }
+
+  Future<void> toggleEnabled(bool enabled) async {
+    if (_isEnabled.value == enabled) return;
+    _isEnabled.value = enabled;
+    _prefs ??= await SharedPreferences.getInstance();
+    await _prefs?.setBool(AppConfig.keyTapLiquidGlass, enabled);
+  }
+
+  Future<void> setTransparencyLevel(TransparencyLevel level) async {
+    if (_transparencyLevel.value == level) return;
+    _transparencyLevel.value = level;
+    _prefs ??= await SharedPreferences.getInstance();
+    await _prefs?.setInt('tap_liquid_glass_transparency', level.index);
+  }
+}