feat: 调整设置，支持导入导出，代码优化

lib/pages/setting/extra_setting.dart

@@ -21,7 +21,6 @@ class ExtraSetting extends StatefulWidget {
 class _ExtraSettingState extends State<ExtraSetting> {
   Box setting = GStrorage.setting;
   final SettingController settingController = Get.put(SettingController());
-  static Box localCache = GStrorage.localCache;
   late dynamic defaultReplySort;
   late dynamic defaultDynamicType;
   late dynamic enableSystemProxy;
@@ -45,9 +44,9 @@ class _ExtraSettingState extends State<ExtraSetting> {
     enableSystemProxy =
         setting.get(SettingBoxKey.enableSystemProxy, defaultValue: false);
     defaultSystemProxyHost =
-        localCache.get(LocalCacheKey.systemProxyHost, defaultValue: '');
+        setting.get(SettingBoxKey.systemProxyHost, defaultValue: '');
     defaultSystemProxyPort =
-        localCache.get(LocalCacheKey.systemProxyPort, defaultValue: '');
+        setting.get(SettingBoxKey.systemProxyPort, defaultValue: '');
   }
 
   // 设置代理
@@ -111,8 +110,8 @@ class _ExtraSettingState extends State<ExtraSetting> {
             ),
             TextButton(
               onPressed: () async {
-                localCache.put(LocalCacheKey.systemProxyHost, systemProxyHost);
-                localCache.put(LocalCacheKey.systemProxyPort, systemProxyPort);
+                setting.put(SettingBoxKey.systemProxyHost, systemProxyHost);
+                setting.put(SettingBoxKey.systemProxyPort, systemProxyPort);
                 SmartDialog.dismiss();
                 // Request.dio;
               },
@@ -143,9 +142,10 @@ class _ExtraSettingState extends State<ExtraSetting> {
       body: ListView(
         children: [
           Obx(
-                () => ListTile(
+            () => ListTile(
               enableFeedback: true,
               onTap: () => settingController.onOpenFeedBack(),
+              leading: const Icon(Icons.vibration_outlined),
               title: Text('震动反馈', style: titleStyle),
               subtitle: Text('请确定手机设置中已开启震动反馈', style: subTitleStyle),
               trailing: Transform.scale(
@@ -153,13 +153,13 @@ class _ExtraSettingState extends State<ExtraSetting> {
                 scale: 0.8,
                 child: Switch(
                     thumbIcon: MaterialStateProperty.resolveWith<Icon?>(
-                            (Set<MaterialState> states) {
-                          if (states.isNotEmpty &&
-                              states.first == MaterialState.selected) {
-                            return const Icon(Icons.done);
-                          }
-                          return null; // All other states will use the default thumbIcon.
-                        }),
+                        (Set<MaterialState> states) {
+                      if (states.isNotEmpty &&
+                          states.first == MaterialState.selected) {
+                        return const Icon(Icons.done);
+                      }
+                      return null; // All other states will use the default thumbIcon.
+                    }),
                     value: settingController.feedBackEnable.value,
                     onChanged: (value) => settingController.onOpenFeedBack()),
               ),
@@ -168,12 +168,14 @@ class _ExtraSettingState extends State<ExtraSetting> {
           const SetSwitchItem(
             title: '大家都在搜',
             subTitle: '是否展示「大家都在搜」',
+            leading: Icon(Icons.data_thresholding_outlined),
             setKey: SettingBoxKey.enableHotKey,
             defaultVal: true,
           ),
           SetSwitchItem(
             title: '搜索默认词',
             subTitle: '是否展示搜索框默认词',
+            leading: const Icon(Icons.whatshot_outlined),
             setKey: SettingBoxKey.enableSearchWord,
             defaultVal: true,
             callFn: (val) {
@@ -183,30 +185,35 @@ class _ExtraSettingState extends State<ExtraSetting> {
           const SetSwitchItem(
             title: '快速收藏',
             subTitle: '点按收藏至默认，长按选择文件夹',
+            leading: Icon(Icons.bookmark_add_outlined),
             setKey: SettingBoxKey.enableQuickFav,
             defaultVal: false,
           ),
           const SetSwitchItem(
             title: '评论区搜索关键词',
             subTitle: '展示评论区搜索关键词',
+            leading: Icon(Icons.search_outlined),
             setKey: SettingBoxKey.enableWordRe,
             defaultVal: false,
           ),
           const SetSwitchItem(
             title: '启用ai总结',
             subTitle: '视频详情页开启ai总结',
+            leading: Icon(Icons.engineering_outlined),
             setKey: SettingBoxKey.enableAi,
             defaultVal: true,
           ),
           const SetSwitchItem(
             title: '消息页禁用“收到的赞”功能',
             subTitle: '禁止打开入口，降低网络社交依赖',
+            leading: Icon(Icons.beach_access_outlined),
             setKey: SettingBoxKey.disableLikeMsg,
             defaultVal: false,
           ),
           ListTile(
             dense: false,
             title: Text('评论展示', style: titleStyle),
+            leading: const Icon(Icons.whatshot_outlined),
             subtitle: Text(
               '当前优先展示「${ReplySortType.values[defaultReplySort].titles}」',
               style: subTitleStyle,
@@ -233,6 +240,7 @@ class _ExtraSettingState extends State<ExtraSetting> {
           ListTile(
             dense: false,
             title: Text('动态展示', style: titleStyle),
+            leading: const Icon(Icons.dynamic_feed_outlined),
             subtitle: Text(
               '当前优先展示「${DynamicsType.values[defaultDynamicType].labels}」',
               style: subTitleStyle,
@@ -259,6 +267,7 @@ class _ExtraSettingState extends State<ExtraSetting> {
           ListTile(
             enableFeedback: true,
             onTap: () => twoFADialog(),
+            leading: const Icon(Icons.airplane_ticket_outlined),
             title: Text('设置代理', style: titleStyle),
             subtitle: Text('设置代理 host:port', style: subTitleStyle),
             trailing: Transform.scale(
@@ -287,12 +296,14 @@ class _ExtraSettingState extends State<ExtraSetting> {
           const SetSwitchItem(
             title: '自动清除缓存',
             subTitle: '每次启动时清除缓存',
+            leading: Icon(Icons.auto_delete_outlined),
             setKey: SettingBoxKey.autoClearCache,
-            defaultVal: false,
+            defaultVal: true,
           ),
           const SetSwitchItem(
             title: '检查更新',
             subTitle: '每次启动时检查是否需要更新',
+            leading: Icon(Icons.system_update_alt_outlined),
             setKey: SettingBoxKey.autoUpdate,
             defaultVal: false,
           ),