diff --git a/lib/grpc/grpc_req.dart b/lib/grpc/grpc_req.dart
index 3600939f1..e221f0a1d 100644
--- a/lib/grpc/grpc_req.dart
+++ b/lib/grpc/grpc_req.dart
@@ -12,6 +12,7 @@ import 'package:protobuf/protobuf.dart' show GeneratedMessage;
 
 abstract final class GrpcReq {
   static const _isolateSize = 256 * 1024;
+  static const _gzipMinLength = 64;
 
   static final options = Options(
     contentType: 'application/grpc',
@@ -19,9 +20,12 @@ abstract final class GrpcReq {
   );
 
   static Uint8List compressProtobuf(Uint8List proto) {
-    proto = const GZipEncoder().encodeBytes(proto);
+    final compress = proto.length > _gzipMinLength;
+    if (compress) {
+      proto = const GZipEncoder().encodeBytes(proto);
+    }
     return Uint8List(5 + proto.length)
-      ..[0] = 1
+      ..[0] = compress ? 1 : 0
       ..buffer.asByteData(1, 4).setInt32(0, proto.length, Endian.big)
       ..setAll(5, proto);
   }
@@ -48,7 +52,7 @@ abstract final class GrpcReq {
     }
   }
 
-  static Future<LoadingState<T>> request<T>(
+  static Future<LoadingState<T>> request<T extends GeneratedMessage>(
     String url,
     GeneratedMessage request,
     T Function(Uint8List) grpcParser, {
diff --git a/lib/http/live.dart b/lib/http/live.dart
index 3a84c9073..87c39dc7f 100644
--- a/lib/http/live.dart
+++ b/lib/http/live.dart
@@ -173,7 +173,6 @@ abstract final class LiveHttp {
   }) async {
     final params = {
       'access_key': ?recommend.accessKey,
-      'appkey': Constants.appKey,
       'channel': 'master',
       'actionKey': 'appkey',
       'build': 8430300,
@@ -194,7 +193,6 @@ abstract final class LiveHttp {
       's_locale': 'zh_CN',
       'scale': 2,
       'statistics': Constants.statisticsApp,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(params);
     var res = await Request().get(
@@ -250,7 +248,6 @@ abstract final class LiveHttp {
   }) async {
     final params = {
       'access_key': ?recommend.accessKey,
-      'appkey': Constants.appKey,
       'actionKey': 'appkey',
       'channel': 'master',
       'area_id': ?areaId,
@@ -276,7 +273,6 @@ abstract final class LiveHttp {
       's_locale': 'zh_CN',
       'scale': 2,
       'statistics': Constants.statisticsApp,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(params);
     var res = await Request().get(
@@ -310,7 +306,6 @@ abstract final class LiveHttp {
   static Future<LoadingState<List<AreaList>?>> liveAreaList() async {
     final params = {
       'access_key': ?recommend.accessKey,
-      'appkey': Constants.appKey,
       'actionKey': 'appkey',
       'build': 8430300,
       'channel': 'master',
@@ -322,7 +317,6 @@ abstract final class LiveHttp {
       'platform': 'android',
       's_locale': 'zh_CN',
       'statistics': Constants.statisticsApp,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(params);
     var res = await Request().get(
@@ -343,7 +337,6 @@ abstract final class LiveHttp {
   static Future<LoadingState<List<AreaItem>>> getLiveFavTag() async {
     final params = {
       'access_key': ?Accounts.main.accessKey,
-      'appkey': Constants.appKey,
       'actionKey': 'appkey',
       'build': 8430300,
       'channel': 'master',
@@ -355,7 +348,6 @@ abstract final class LiveHttp {
       'platform': 'android',
       's_locale': 'zh_CN',
       'statistics': Constants.statisticsApp,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(params);
     var res = await Request().get(
@@ -381,7 +373,6 @@ abstract final class LiveHttp {
     final data = {
       'tags': ids,
       'access_key': Accounts.main.accessKey,
-      'appkey': Constants.appKey,
       'actionKey': 'appkey',
       'build': 8430300,
       'channel': 'master',
@@ -393,7 +384,6 @@ abstract final class LiveHttp {
       'platform': 'android',
       's_locale': 'zh_CN',
       'statistics': Constants.statisticsApp,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(data);
     var res = await Request().post(
@@ -414,7 +404,6 @@ abstract final class LiveHttp {
   }) async {
     final params = {
       'access_key': ?recommend.accessKey,
-      'appkey': Constants.appKey,
       'actionKey': 'appkey',
       'build': 8430300,
       'channel': 'master',
@@ -429,7 +418,6 @@ abstract final class LiveHttp {
       'platform': 'android',
       's_locale': 'zh_CN',
       'statistics': Constants.statisticsApp,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(params);
     var res = await Request().get(
@@ -452,7 +440,6 @@ abstract final class LiveHttp {
   }) async {
     final params = {
       'access_key': ?recommend.accessKey,
-      'appkey': Constants.appKey,
       'actionKey': 'appkey',
       'build': 8430300,
       'channel': 'master',
@@ -467,7 +454,6 @@ abstract final class LiveHttp {
       'platform': 'android',
       's_locale': 'zh_CN',
       'statistics': Constants.statisticsApp,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
       'type': type.name,
     };
     AppSign.appSign(params);
diff --git a/lib/http/login.dart b/lib/http/login.dart
index 542af8d57..587822ea5 100644
--- a/lib/http/login.dart
+++ b/lib/http/login.dart
@@ -36,7 +36,6 @@ abstract final class LoginHttp {
     var params = {
       // 'local_id': 'Y952A395BB157D305D8A8340FC2AAECECE17',
       'local_id': '0',
-      'ts': (DateTime.now().millisecondsSinceEpoch ~/ 1000).toString(),
       'platform': 'android',
       'mobi_app': 'android_hd',
     };
@@ -59,7 +58,6 @@ abstract final class LoginHttp {
     var params = {
       'auth_code': authCode,
       'local_id': '0',
-      'ts': (DateTime.now().millisecondsSinceEpoch ~/ 1000).toString(),
     };
     AppSign.appSign(params);
     var res = await Request().post(Api.qrcodePoll, queryParameters: params);
@@ -118,7 +116,7 @@ abstract final class LoginHttp {
       'local_id': buvid,
       // https://chinggg.github.io/post/appre/
       'login_session_id': md5
-          .convert(utf8.encode(buvid + timestamp.toString()))
+          .convert(ascii.encode(buvid + timestamp.toString()))
           .toString(),
       'mobi_app': 'android_hd',
       'platform': 'android',
@@ -236,7 +234,6 @@ abstract final class LoginHttp {
       'recaptcha_token': ?recaptchaToken,
       's_locale': 'zh_CN',
       'statistics': Constants.statistics,
-      'ts': (DateTime.now().millisecondsSinceEpoch ~/ 1000).toString(),
       'username': username,
     };
     AppSign.appSign(data);
@@ -304,7 +301,6 @@ abstract final class LoginHttp {
       's_locale': 'zh_CN',
       'statistics': Constants.statistics,
       'tel': tel,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(data);
     var res = await Request().post(
@@ -456,8 +452,7 @@ abstract final class LoginHttp {
   static Future oauth2AccessToken({
     required String code,
   }) async {
-    Map<String, String> data = {
-      'appkey': Constants.appKey,
+    final Map<String, String> data = {
       'build': '2001100',
       'buvid': buvid,
       // 'c_locale': 'zh_CN',
@@ -474,7 +469,6 @@ abstract final class LoginHttp {
       'platform': 'android',
       // 's_locale': 'zh_CN',
       // 'statistics': Constants.statistics,
-      'ts': (DateTime.now().millisecondsSinceEpoch ~/ 1000).toString(),
     };
     AppSign.appSign(data);
     var res = await Request().post(
@@ -523,7 +517,6 @@ abstract final class LoginHttp {
       'platform': 'android',
       'access_key': account.accessKey,
       'statistics': Constants.statistics,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(params);
     var res = await Request().get(
diff --git a/lib/http/member.dart b/lib/http/member.dart
index 0c778689e..b88949f51 100644
--- a/lib/http/member.dart
+++ b/lib/http/member.dart
@@ -356,7 +356,7 @@ abstract final class MemberHttp {
       'mid': mid,
       'ps': ps,
       'tid': tid,
-      'pn': pn,
+      'pn': ?pn,
       'keyword': ?keyword,
       'order': order,
       'platform': 'web',
@@ -392,7 +392,7 @@ abstract final class MemberHttp {
   @pragma('vm:notify-debugger-on-exception')
   static Future<LoadingState<DynamicsDataModel>> memberDynamic({
     String? offset,
-    int? mid,
+    required int mid,
   }) async {
     String dmImgStr = Utils.base64EncodeRandomString(16, 64);
     String dmCoverImgStr = Utils.base64EncodeRandomString(32, 128);
@@ -648,7 +648,7 @@ abstract final class MemberHttp {
     required int pn,
     required String name,
   }) async {
-    Map<String, dynamic> data = {
+    final data = {
       'vmid': mid,
       'pn': pn,
       'ps': ps,
diff --git a/lib/http/msg.dart b/lib/http/msg.dart
index 32981ea04..b2e2b01b9 100644
--- a/lib/http/msg.dart
+++ b/lib/http/msg.dart
@@ -383,7 +383,7 @@ abstract final class MsgHttp {
   }) async {
     String csrf = Accounts.main.csrf;
     final devId = getDevId();
-    Map<String, dynamic> data = {
+    final data = {
       'msg': {
         'sender_uid': senderUid,
         'receiver_id': receiverId,
diff --git a/lib/http/sponsor_block.dart b/lib/http/sponsor_block.dart
index 47cf0eaa5..647a68cd2 100644
--- a/lib/http/sponsor_block.dart
+++ b/lib/http/sponsor_block.dart
@@ -73,7 +73,7 @@ abstract final class SponsorBlock {
     assert((type == null) == (category == null));
     final res = await Request().post(
       _api(SponsorBlockApi.voteOnSponsorTime),
-      data: {
+      queryParameters: {
         'UUID': uuid,
         'type': ?type,
         'category': ?category?.name,
diff --git a/lib/http/video.dart b/lib/http/video.dart
index 7c8c6df96..3fbe441ac 100644
--- a/lib/http/video.dart
+++ b/lib/http/video.dart
@@ -801,7 +801,7 @@ abstract final class VideoHttp {
     final params = await WbiSign.makSign({
       'bvid': bvid,
       'cid': cid,
-      'up_mid': upMid,
+      'up_mid': ?upMid,
     });
     var res = await Request().get(Api.aiConclusion, queryParameters: params);
     final int? code = res.data['code'];
@@ -1067,7 +1067,6 @@ abstract final class VideoHttp {
       'playurl_type': playurlType,
       'protocol': 0,
       'qn': qn ?? 80,
-      'ts': DateTime.now().millisecondsSinceEpoch ~/ 1000,
     };
     AppSign.appSign(params);
     final res = await Request().get(
diff --git a/lib/models/common/enum_with_label.dart b/lib/models/common/enum_with_label.dart
index 3067a209a..ccf0f12ae 100644
--- a/lib/models/common/enum_with_label.dart
+++ b/lib/models/common/enum_with_label.dart
@@ -1,4 +1,3 @@
-abstract class EnumWithLabel {
+mixin EnumWithLabel on Enum {
   String get label;
-  int get index;
 }
diff --git a/lib/models_new/live/live_feed_index/data.dart b/lib/models_new/live/live_feed_index/data.dart
index 50432e90b..c7c455359 100644
--- a/lib/models_new/live/live_feed_index/data.dart
+++ b/lib/models_new/live/live_feed_index/data.dart
@@ -26,8 +26,7 @@ class LiveIndexData {
             areaItem = LiveCardList.fromJson(json);
             break;
           case 'small_card_v1':
-            cardList ??= <LiveCardList>[];
-            cardList!.add(LiveCardList.fromJson(json));
+            (cardList ??= <LiveCardList>[]).add(LiveCardList.fromJson(json));
             break;
         }
       }
diff --git a/lib/models_new/live/live_follow/data.dart b/lib/models_new/live/live_follow/data.dart
index f41c8cdf7..54ac481db 100644
--- a/lib/models_new/live/live_follow/data.dart
+++ b/lib/models_new/live/live_follow/data.dart
@@ -21,14 +21,11 @@ class LiveFollowData {
     title = json['title'] as String?;
     pageSize = json['pageSize'] as int?;
     totalPage = json['totalPage'] as int?;
-    if ((json['list'] as List<dynamic>?)?.isNotEmpty == true) {
-      list = <LiveFollowItem>[];
-      for (var json in json['list']) {
-        if (json['live_status'] == 1) {
-          list!.add(LiveFollowItem.fromJson(json));
-        }
-      }
-    }
+    list = (json['list'] as List<dynamic>?)
+        ?.cast<Map<String, dynamic>>()
+        .where((i) => i['live_status'] == 1)
+        .map(LiveFollowItem.fromJson)
+        .toList();
     count = json['count'] as int?;
     liveCount = json['live_count'] as int?;
   }
diff --git a/lib/pages/article_list/view.dart b/lib/pages/article_list/view.dart
index 039e662c8..80c4bdff7 100644
--- a/lib/pages/article_list/view.dart
+++ b/lib/pages/article_list/view.dart
@@ -12,7 +12,6 @@ import 'package:PiliPlus/utils/date_utils.dart';
 import 'package:PiliPlus/utils/grid.dart';
 import 'package:PiliPlus/utils/num_utils.dart';
 import 'package:PiliPlus/utils/page_utils.dart';
-import 'package:PiliPlus/utils/utils.dart';
 import 'package:flutter/material.dart';
 import 'package:get/get.dart';
 
@@ -26,7 +25,7 @@ class ArticleListPage extends StatefulWidget {
 class _ArticleListPageState extends State<ArticleListPage> with GridMixin {
   final _controller = Get.put(
     ArticleListController(),
-    tag: Utils.generateRandomString(8),
+    tag: Get.parameters['id']!,
   );
 
   late EdgeInsets padding;
diff --git a/lib/pages/common/common_page.dart b/lib/pages/common/common_page.dart
index 1873ac426..35f5b9a1c 100644
--- a/lib/pages/common/common_page.dart
+++ b/lib/pages/common/common_page.dart
@@ -1,5 +1,3 @@
-import 'dart:async';
-
 import 'package:PiliPlus/pages/common/common_controller.dart';
 import 'package:PiliPlus/pages/home/controller.dart';
 import 'package:PiliPlus/pages/main/controller.dart';
@@ -14,8 +12,8 @@ abstract class CommonPageState<
 >
     extends State<T> {
   R get controller;
-  StreamController<bool>? mainStream;
-  StreamController<bool>? searchBarStream;
+  RxBool? showBottomBar;
+  RxBool? showSearchBar;
   // late double _downScrollCount = 0.0; // 向下滚动计数器
   late double _upScrollCount = 0.0; // 向上滚动计数器
   double? _lastScrollPosition; // 记录上次滚动位置
@@ -27,18 +25,18 @@ abstract class CommonPageState<
   void initState() {
     super.initState();
     try {
-      mainStream = Get.find<MainController>().bottomBarStream;
-      searchBarStream = Get.find<HomeController>().searchBarStream;
+      showBottomBar = Get.find<MainController>().bottomBar;
+      showSearchBar = Get.find<HomeController>().searchBar;
     } catch (_) {}
     if (_enableScrollThreshold &&
-        (mainStream != null || searchBarStream != null)) {
+        (showBottomBar != null || showSearchBar != null)) {
       controller.scrollController.addListener(listener);
     }
   }
 
   Widget onBuild(Widget child) {
     if (!_enableScrollThreshold &&
-        (mainStream != null || searchBarStream != null)) {
+        (showBottomBar != null || showSearchBar != null)) {
       return NotificationListener<UserScrollNotification>(
         onNotification: onNotification,
         child: child,
@@ -51,11 +49,11 @@ abstract class CommonPageState<
     if (notification.metrics.axis == Axis.horizontal) return false;
     final direction = notification.direction;
     if (direction == ScrollDirection.forward) {
-      mainStream?.add(true);
-      searchBarStream?.add(true);
+      showBottomBar?.value = true;
+      showSearchBar?.value = true;
     } else if (direction == ScrollDirection.reverse) {
-      mainStream?.add(false);
-      searchBarStream?.add(false);
+      showBottomBar?.value = false;
+      showSearchBar?.value = false;
     }
     return false;
   }
@@ -72,8 +70,8 @@ abstract class CommonPageState<
     final double scrollDelta = currentPosition - _lastScrollPosition!;
 
     if (direction == ScrollDirection.reverse) {
-      mainStream?.add(false);
-      searchBarStream?.add(false); // // 向下滚动，累加向下滚动距离，重置向上滚动计数器
+      showBottomBar?.value = false;
+      showSearchBar?.value = false; // // 向下滚动，累加向下滚动距离，重置向上滚动计数器
       _upScrollCount = 0.0; // 重置向上滚动计数器
       // if (scrollDelta > 0) {
       //   _downScrollCount += scrollDelta;
@@ -93,8 +91,8 @@ abstract class CommonPageState<
 
         // 当累计向上滚动距离超过阈值时，显示顶底栏
         if (_upScrollCount >= _scrollThreshold) {
-          mainStream?.add(true);
-          searchBarStream?.add(true);
+          showBottomBar?.value = true;
+          showSearchBar?.value = true;
         }
       }
     }
@@ -105,6 +103,8 @@ abstract class CommonPageState<
 
   @override
   void dispose() {
+    showSearchBar = null;
+    showBottomBar = null;
     controller.scrollController.removeListener(listener);
     super.dispose();
   }
diff --git a/lib/pages/common/dyn/common_dyn_page.dart b/lib/pages/common/dyn/common_dyn_page.dart
index f5c184a4e..7448cd2f2 100644
--- a/lib/pages/common/dyn/common_dyn_page.dart
+++ b/lib/pages/common/dyn/common_dyn_page.dart
@@ -17,7 +17,6 @@ import 'package:PiliPlus/utils/storage.dart';
 import 'package:PiliPlus/utils/storage_key.dart';
 import 'package:easy_debounce/easy_throttle.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/rendering.dart';
 import 'package:get/get.dart' hide ContextExtensionss;
 
 abstract class CommonDynPageState<T extends StatefulWidget> extends State<T>
@@ -51,14 +50,9 @@ abstract class CommonDynPageState<T extends StatefulWidget> extends State<T>
   void listener() {
     final pos = scrollController.positions;
     controller.showTitle.value = pos.first.pixels > 55;
-
-    final direction1 = pos.first.userScrollDirection;
-    late final direction2 = pos.last.userScrollDirection;
-    if (direction1 == ScrollDirection.forward ||
-        direction2 == ScrollDirection.forward) {
+    if (pos.any((e) => e.userScrollDirection == .forward)) {
       showFab();
-    } else if (direction1 == ScrollDirection.reverse ||
-        direction2 == ScrollDirection.reverse) {
+    } else if (pos.any((e) => e.userScrollDirection == .reverse)) {
       hideFab();
     }
   }
diff --git a/lib/pages/danmaku_block/controller.dart b/lib/pages/danmaku_block/controller.dart
index 85ec1cf11..db1ee33d8 100644
--- a/lib/pages/danmaku_block/controller.dart
+++ b/lib/pages/danmaku_block/controller.dart
@@ -3,7 +3,7 @@ import 'dart:convert';
 import 'package:PiliPlus/http/danmaku_block.dart';
 import 'package:PiliPlus/models/common/dm_block_type.dart';
 import 'package:PiliPlus/models/user/danmaku_block.dart';
-import 'package:crclib/catalog.dart';
+import 'package:archive/archive.dart' show getCrc32;
 import 'package:flutter/material.dart';
 import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
 import 'package:get/get.dart';
@@ -64,7 +64,7 @@ class DanmakuBlockController extends GetxController
     required int type,
   }) async {
     if (type == 2) {
-      filter = Crc32Xz().convert(utf8.encode(filter)).toRadixString(16);
+      filter = getCrc32(ascii.encode(filter), 0).toRadixString(16);
     }
     SmartDialog.showLoading(msg: '正在添加弹幕屏蔽规则……');
     final result = await DanmakuFilterHttp.danmakuFilterAdd(
diff --git a/lib/pages/dynamics/view.dart b/lib/pages/dynamics/view.dart
index 0a693e338..a069a1f62 100644
--- a/lib/pages/dynamics/view.dart
+++ b/lib/pages/dynamics/view.dart
@@ -7,6 +7,7 @@ import 'package:PiliPlus/pages/dynamics/controller.dart';
 import 'package:PiliPlus/pages/dynamics/widgets/up_panel.dart';
 import 'package:PiliPlus/pages/dynamics_create/view.dart';
 import 'package:PiliPlus/pages/dynamics_tab/view.dart';
+import 'package:PiliPlus/utils/extension/get_ext.dart';
 import 'package:flutter/material.dart' hide DraggableScrollableSheet;
 import 'package:get/get.dart';
 
@@ -19,7 +20,7 @@ class DynamicsPage extends StatefulWidget {
 
 class _DynamicsPageState extends State<DynamicsPage>
     with AutomaticKeepAliveClientMixin {
-  final DynamicsController _dynamicsController = Get.put(DynamicsController());
+  final _dynamicsController = Get.putOrFind(DynamicsController.new);
   UpPanelPosition get upPanelPosition => _dynamicsController.upPanelPosition;
 
   @override
diff --git a/lib/pages/dynamics_tab/view.dart b/lib/pages/dynamics_tab/view.dart
index 68717c88c..23bec6ba1 100644
--- a/lib/pages/dynamics_tab/view.dart
+++ b/lib/pages/dynamics_tab/view.dart
@@ -11,6 +11,7 @@ import 'package:PiliPlus/pages/dynamics/controller.dart';
 import 'package:PiliPlus/pages/dynamics/widgets/dynamic_panel.dart';
 import 'package:PiliPlus/pages/dynamics_tab/controller.dart';
 import 'package:PiliPlus/pages/main/controller.dart';
+import 'package:PiliPlus/utils/extension/get_ext.dart';
 import 'package:PiliPlus/utils/global_data.dart';
 import 'package:PiliPlus/utils/waterfall.dart';
 import 'package:flutter/material.dart';
@@ -33,11 +34,12 @@ class _DynamicsTabPageState
   StreamSubscription? _listener;
   late final MainController _mainController = Get.find<MainController>();
 
-  DynamicsController dynamicsController = Get.put(DynamicsController());
+  DynamicsController dynamicsController = Get.putOrFind(DynamicsController.new);
   @override
-  late DynamicsTabController controller = Get.put(
-    DynamicsTabController(dynamicsType: widget.dynamicsType)
-      ..mid = dynamicsController.mid.value,
+  late final DynamicsTabController controller = Get.putOrFind(
+    () =>
+        DynamicsTabController(dynamicsType: widget.dynamicsType)
+          ..mid = dynamicsController.mid.value,
     tag: widget.dynamicsType.name,
   );
 
diff --git a/lib/pages/home/controller.dart b/lib/pages/home/controller.dart
index 711c13287..9913184ea 100644
--- a/lib/pages/home/controller.dart
+++ b/lib/pages/home/controller.dart
@@ -19,8 +19,7 @@ class HomeController extends GetxController
   late List<HomeTabType> tabs;
   late TabController tabController;
 
-  StreamController<bool>? searchBarStream;
-  final bool hideSearchBar = Pref.hideSearchBar;
+  RxBool? searchBar;
   final bool useSideBar = Pref.useSideBar;
 
   bool enableSearchWord = Pref.enableSearchWord;
@@ -38,8 +37,8 @@ class HomeController extends GetxController
   void onInit() {
     super.onInit();
 
-    if (hideSearchBar) {
-      searchBarStream = StreamController<bool>.broadcast();
+    if (Pref.hideSearchBar) {
+      searchBar = true.obs;
     }
 
     if (enableSearchWord) {
@@ -90,10 +89,4 @@ class HomeController extends GetxController
       }
     } catch (_) {}
   }
-
-  @override
-  void onClose() {
-    searchBarStream?.close();
-    super.onClose();
-  }
 }
diff --git a/lib/pages/home/view.dart b/lib/pages/home/view.dart
index fce6856da..da8ca4dac 100644
--- a/lib/pages/home/view.dart
+++ b/lib/pages/home/view.dart
@@ -6,6 +6,7 @@ import 'package:PiliPlus/models/common/image_type.dart';
 import 'package:PiliPlus/pages/home/controller.dart';
 import 'package:PiliPlus/pages/main/controller.dart';
 import 'package:PiliPlus/pages/mine/controller.dart';
+import 'package:PiliPlus/utils/extension/get_ext.dart';
 import 'package:PiliPlus/utils/extension/size_ext.dart';
 import 'package:PiliPlus/utils/feed_back.dart';
 import 'package:flutter/material.dart';
@@ -21,8 +22,8 @@ class HomePage extends StatefulWidget {
 
 class _HomePageState extends State<HomePage>
     with AutomaticKeepAliveClientMixin {
-  final HomeController _homeController = Get.put(HomeController());
-  final MainController _mainController = Get.put(MainController());
+  final _homeController = Get.putOrFind(HomeController.new);
+  final _mainController = Get.find<MainController>();
 
   @override
   bool get wantKeepAlive => true;
@@ -149,30 +150,28 @@ class _HomePageState extends State<HomePage>
   }
 
   Widget customAppBar(ThemeData theme) {
-    if (!_homeController.hideSearchBar) {
+    if (_homeController.searchBar case final searchBar?) {
+      return Obx(() {
+        final showSearchBar = searchBar.value;
+        return AnimatedOpacity(
+          opacity: showSearchBar ? 1 : 0,
+          duration: const Duration(milliseconds: 300),
+          child: AnimatedContainer(
+            curve: Curves.easeInOutCubicEmphasized,
+            duration: const Duration(milliseconds: 500),
+            height: showSearchBar ? 52 : 0,
+            padding: const EdgeInsets.fromLTRB(14, 6, 14, 0),
+            child: searchBarAndUser(theme),
+          ),
+        );
+      });
+    } else {
       return Container(
         height: 52,
         padding: const EdgeInsets.fromLTRB(14, 6, 14, 0),
         child: searchBarAndUser(theme),
       );
     }
-    return StreamBuilder(
-      stream: _homeController.searchBarStream?.stream.distinct(),
-      initialData: true,
-      builder: (BuildContext context, AsyncSnapshot snapshot) {
-        return AnimatedOpacity(
-          opacity: snapshot.data ? 1 : 0,
-          duration: const Duration(milliseconds: 300),
-          child: AnimatedContainer(
-            curve: Curves.easeInOutCubicEmphasized,
-            duration: const Duration(milliseconds: 500),
-            height: snapshot.data ? 52 : 0,
-            padding: const EdgeInsets.fromLTRB(14, 6, 14, 0),
-            child: searchBarAndUser(theme),
-          ),
-        );
-      },
-    );
   }
 
   Widget searchBar(ThemeData theme) {
diff --git a/lib/pages/main/controller.dart b/lib/pages/main/controller.dart
index 0b8160513..c7c816577 100644
--- a/lib/pages/main/controller.dart
+++ b/lib/pages/main/controller.dart
@@ -12,6 +12,7 @@ import 'package:PiliPlus/pages/dynamics/controller.dart';
 import 'package:PiliPlus/pages/home/controller.dart';
 import 'package:PiliPlus/pages/mine/view.dart';
 import 'package:PiliPlus/services/account_service.dart';
+import 'package:PiliPlus/utils/extension/get_ext.dart';
 import 'package:PiliPlus/utils/extension/iterable_ext.dart';
 import 'package:PiliPlus/utils/feed_back.dart';
 import 'package:PiliPlus/utils/storage.dart';
@@ -30,8 +31,7 @@ class MainController extends GetxController
 
   List<NavigationBarType> navigationBars = <NavigationBarType>[];
 
-  StreamController<bool>? bottomBarStream;
-  late bool hideTabBar = Pref.hideTabBar;
+  RxBool? bottomBar;
   late dynamic controller;
   final RxInt selectedIndex = 0.obs;
 
@@ -41,12 +41,10 @@ class MainController extends GetxController
   late int dynamicPeriod = Pref.dynamicPeriod * 60 * 1000;
   late int _lastCheckDynamicAt = 0;
   late bool hasDyn = false;
-  late final DynamicsController dynamicController = Get.put(
-    DynamicsController(),
-  );
+  late final dynamicController = Get.putOrFind(DynamicsController.new);
 
   late bool hasHome = false;
-  late final HomeController homeController = Get.put(HomeController());
+  late final homeController = Get.putOrFind(HomeController.new);
 
   late DynamicBadgeMode msgBadgeMode = Pref.msgBadgeMode;
   late Set<MsgUnReadType> msgUnReadTypes = Pref.msgUnReadTypeV2;
@@ -84,8 +82,8 @@ class MainController extends GetxController
           )
         : PageController(initialPage: selectedIndex.value);
 
-    if (navigationBars.length > 1 && hideTabBar) {
-      bottomBarStream = StreamController<bool>.broadcast();
+    if (navigationBars.length > 1 && Pref.hideTabBar) {
+      bottomBar = true.obs;
     }
     dynamicBadgeMode = DynamicBadgeMode.values[Pref.dynamicBadgeMode];
 
@@ -321,13 +319,13 @@ class MainController extends GetxController
 
   void setSearchBar() {
     if (hasHome) {
-      homeController.searchBarStream?.add(true);
+      homeController.searchBar?.value = true;
     }
   }
 
   @override
   void onClose() {
-    bottomBarStream?.close();
+    bottomBar?.close();
     controller.dispose();
     super.onClose();
   }
diff --git a/lib/pages/main/view.dart b/lib/pages/main/view.dart
index 762d25c6c..96b5ef634 100644
--- a/lib/pages/main/view.dart
+++ b/lib/pages/main/view.dart
@@ -36,7 +36,7 @@ class MainApp extends StatefulWidget {
 
 class _MainAppState extends State<MainApp>
     with RouteAware, WidgetsBindingObserver, WindowListener, TrayListener {
-  final MainController _mainController = Get.put(MainController());
+  final _mainController = Get.put(MainController());
   late final _setting = GStorage.setting;
 
   @override
@@ -294,7 +294,7 @@ class _MainAppState extends State<MainApp>
                               .toList(),
                         ),
                       )
-              : const SizedBox.shrink()
+              : null
         : null;
     return PopScope(
       canPop: false,
@@ -305,7 +305,7 @@ class _MainAppState extends State<MainApp>
           if (_mainController.selectedIndex.value != 0) {
             _mainController
               ..setIndex(0)
-              ..bottomBarStream?.add(true)
+              ..bottomBar?.value = true
               ..setSearchBar();
           } else {
             onBack();
@@ -439,28 +439,28 @@ class _MainAppState extends State<MainApp>
               ],
             ),
           ),
-          bottomNavigationBar: useBottomNav
-              ? _mainController.hideTabBar
-                    ? StreamBuilder(
-                        stream: _mainController.bottomBarStream?.stream
-                            .distinct(),
-                        initialData: true,
-                        builder: (context, AsyncSnapshot snapshot) {
-                          return AnimatedSlide(
-                            curve: Curves.easeInOutCubicEmphasized,
-                            duration: const Duration(milliseconds: 500),
-                            offset: Offset(0, snapshot.data ? 0 : 1),
-                            child: bottomNav,
-                          );
-                        },
-                      )
-                    : bottomNav
-              : null,
+          bottomNavigationBar: _buildBottom(bottomNav),
         ),
       ),
     );
   }
 
+  Widget? _buildBottom(Widget? bottomNav) {
+    if (bottomNav != null) {
+      if (_mainController.bottomBar case final bottomBar?) {
+        return Obx(
+          () => AnimatedSlide(
+            curve: Curves.easeInOutCubicEmphasized,
+            duration: const Duration(milliseconds: 500),
+            offset: Offset(0, bottomBar.value ? 0 : 1),
+            child: bottomNav,
+          ),
+        );
+      }
+    }
+    return bottomNav;
+  }
+
   Widget _buildIcon({
     required NavigationBarType type,
     bool selected = false,
diff --git a/lib/pages/member_profile/view.dart b/lib/pages/member_profile/view.dart
index e35a55bf3..8174722b1 100644
--- a/lib/pages/member_profile/view.dart
+++ b/lib/pages/member_profile/view.dart
@@ -363,7 +363,6 @@ class _EditProfilePageState extends State<EditProfilePage> {
       'platform': 'android',
       's_locale': 'zh_CN',
       'statistics': Constants.statistics,
-      'ts': (DateTime.now().millisecondsSinceEpoch ~/ 1000).toString(),
       if (type == ProfileType.uname)
         'uname': _textController.text
       else if (type == ProfileType.sign)
@@ -500,15 +499,15 @@ class _EditProfilePageState extends State<EditProfilePage> {
                 toolbarColor: theme.colorScheme.secondaryContainer,
                 toolbarWidgetColor: theme.colorScheme.onSecondaryContainer,
                 statusBarLight: theme.colorScheme.isLight,
-                aspectRatioPresets: [CropAspectRatioPresetCustom()],
+                aspectRatioPresets: const [CropAspectRatioPresetCustom()],
                 lockAspectRatio: true,
                 hideBottomControls: true,
                 cropStyle: CropStyle.circle,
-                initAspectRatio: CropAspectRatioPresetCustom(),
+                initAspectRatio: const CropAspectRatioPresetCustom(),
               ),
               IOSUiSettings(
                 title: '裁剪',
-                aspectRatioPresets: [CropAspectRatioPresetCustom()],
+                aspectRatioPresets: const [CropAspectRatioPresetCustom()],
                 cropStyle: CropStyle.circle,
                 aspectRatioLockEnabled: true,
                 resetAspectRatioEnabled: false,
@@ -556,8 +555,10 @@ class _EditProfilePageState extends State<EditProfilePage> {
 }
 
 class CropAspectRatioPresetCustom implements CropAspectRatioPresetData {
+  const CropAspectRatioPresetCustom();
+
   @override
-  (int, int)? get data => (1, 1);
+  (int, int) get data => const (1, 1);
 
   @override
   String get name => '1x1 (customized)';
diff --git a/lib/pages/setting/models/style_settings.dart b/lib/pages/setting/models/style_settings.dart
index b3d61195f..ca132a938 100644
--- a/lib/pages/setting/models/style_settings.dart
+++ b/lib/pages/setting/models/style_settings.dart
@@ -245,7 +245,7 @@ List<SettingsModel> get styleSettings => [
         },
       );
       if (result != null) {
-        MainController mainController = Get.put(MainController())
+        final mainController = Get.find<MainController>()
           ..dynamicBadgeMode = DynamicBadgeMode.values[result.index];
         if (mainController.dynamicBadgeMode != DynamicBadgeMode.hidden) {
           mainController.getUnreadDynamic();
@@ -275,7 +275,7 @@ List<SettingsModel> get styleSettings => [
         },
       );
       if (result != null) {
-        MainController mainController = Get.put(MainController())
+        final mainController = Get.find<MainController>()
           ..msgBadgeMode = DynamicBadgeMode.values[result.index];
         if (mainController.msgBadgeMode != DynamicBadgeMode.hidden) {
           mainController.queryUnreadMsg(true);
@@ -304,7 +304,7 @@ List<SettingsModel> get styleSettings => [
         },
       );
       if (result != null) {
-        MainController mainController = Get.put(MainController())
+        final mainController = Get.find<MainController>()
           ..msgUnReadTypes = result;
         if (mainController.msgBadgeMode != DynamicBadgeMode.hidden) {
           mainController.queryUnreadMsg();
diff --git a/lib/plugin/pl_player/controller.dart b/lib/plugin/pl_player/controller.dart
index d168872b5..5945e5f8a 100644
--- a/lib/plugin/pl_player/controller.dart
+++ b/lib/plugin/pl_player/controller.dart
@@ -42,8 +42,8 @@ import 'package:PiliPlus/utils/storage.dart';
 import 'package:PiliPlus/utils/storage_key.dart';
 import 'package:PiliPlus/utils/storage_pref.dart';
 import 'package:PiliPlus/utils/utils.dart';
+import 'package:archive/archive.dart' show getCrc32;
 import 'package:canvas_danmaku/canvas_danmaku.dart';
-import 'package:crclib/catalog.dart';
 import 'package:dio/dio.dart' show Options;
 import 'package:easy_debounce/easy_throttle.dart';
 import 'package:floating/floating.dart';
@@ -329,9 +329,10 @@ class PlPlayerController {
   bool showDanmaku = true;
   Set<int> dmState = <int>{};
   late final mergeDanmaku = Pref.mergeDanmaku;
-  late final String midHash = Crc32Xz()
-      .convert(utf8.encode(Accounts.main.mid.toString()))
-      .toRadixString(16);
+  late final String midHash = getCrc32(
+    ascii.encode(Accounts.main.mid.toString()),
+    0,
+  ).toRadixString(16);
   // 弹幕相关配置
   late Set<int> blockTypes = Pref.danmakuBlockType;
   late bool blockColorful = blockTypes.contains(6);
diff --git a/lib/plugin/pl_player/view.dart b/lib/plugin/pl_player/view.dart
index a1715626b..116496ef6 100644
--- a/lib/plugin/pl_player/view.dart
+++ b/lib/plugin/pl_player/view.dart
@@ -538,8 +538,8 @@ class _PLVideoPlayerState extends State<PLVideoPlayer>
             final List<SectionItem> sections = videoDetail.ugcSeason!.sections!;
             for (int i = 0; i < sections.length; i++) {
               final List<EpisodeItem> episodesList = sections[i].episodes!;
-              for (int j = 0; j < episodesList.length; j++) {
-                if (episodesList[j].cid == plPlayerController.cid) {
+              for (var item in episodesList) {
+                if (item.cid == currentCid) {
                   index = i;
                   episodes = episodesList;
                   break;
@@ -2102,7 +2102,6 @@ class _PLVideoPlayerState extends State<PLVideoPlayer>
                 return Transform.flip(
                   flipX: plPlayerController.flipX.value,
                   flipY: plPlayerController.flipY.value,
-                  filterQuality: FilterQuality.low,
                   child: FittedBox(
                     fit: videoFit.boxFit,
                     alignment: widget.alignment,
diff --git a/lib/services/download/download_service.dart b/lib/services/download/download_service.dart
index 831c0a013..b37ee8aad 100644
--- a/lib/services/download/download_service.dart
+++ b/lib/services/download/download_service.dart
@@ -440,9 +440,9 @@ class DownloadService extends GetxService {
     }
   }
 
-  Future<void> _updateBiliDownloadEntryJson(BiliDownloadEntryInfo entry) async {
+  Future<void> _updateBiliDownloadEntryJson(BiliDownloadEntryInfo entry) {
     final entryJsonFile = File(path.join(entry.entryDirPath, _entryFile));
-    await entryJsonFile.writeAsString(jsonEncode(entry.toJson()));
+    return entryJsonFile.writeAsString(jsonEncode(entry.toJson()));
   }
 
   void _onReceive(int progress, int total) {
diff --git a/lib/utils/accounts/account_manager/account_mgr.dart b/lib/utils/accounts/account_manager/account_mgr.dart
index dbc76c00e..1a1eb818e 100644
--- a/lib/utils/accounts/account_manager/account_mgr.dart
+++ b/lib/utils/accounts/account_manager/account_mgr.dart
@@ -77,8 +77,6 @@ class AccountManager extends Interceptor {
         if (!account.accessKey.isNullOrEmpty) {
           dataPtr['access_key'] = account.accessKey!;
         }
-        dataPtr['ts'] ??= (DateTime.now().millisecondsSinceEpoch ~/ 1000)
-            .toString();
         AppSign.appSign(dataPtr);
         // if (kDebugMode) debugPrint(dataPtr.toString());
       }
diff --git a/lib/utils/app_sign.dart b/lib/utils/app_sign.dart
index 8e8106324..38c616e42 100644
--- a/lib/utils/app_sign.dart
+++ b/lib/utils/app_sign.dart
@@ -9,10 +9,14 @@ abstract final class AppSign {
     String appkey = Constants.appKey,
     String appsec = Constants.appSec,
   }) {
-    params['appkey'] = appkey;
-    final sorted = Map.fromEntries(
-      params.entries.toList()..sort((a, b) => a.key.compareTo(b.key)),
+    assert(
+      params['appkey'] == null,
+      'appkey-appsec should be provided in appSign',
     );
+    params['appkey'] = appkey;
+    params['ts'] ??= (DateTime.now().millisecondsSinceEpoch ~/ 1000).toString();
+    final sorted = params.entries.toList()
+      ..sort((a, b) => a.key.compareTo(b.key));
     params['sign'] = md5
         .convert(utf8.encode(_makeQueryFromParametersDefault(sorted) + appsec))
         .toString(); // 获取MD5哈希值
@@ -20,12 +24,14 @@ abstract final class AppSign {
 
   /// from [Uri]
   static String _makeQueryFromParametersDefault(
-    Map<String, dynamic /*String?|Iterable<String>*/> queryParameters,
+    List<MapEntry<String, dynamic /*String?|Iterable<String>*/>>
+    queryParameters,
   ) {
     var result = StringBuffer();
     var separator = '';
 
     void writeParameter(String key, String? value) {
+      assert(value != null, 'remove null value');
       result.write(separator);
       separator = '&';
       result.write(Uri.encodeQueryComponent(key));
@@ -36,15 +42,15 @@ abstract final class AppSign {
       }
     }
 
-    queryParameters.forEach((key, value) {
-      if (value case Iterable<String> values) {
+    for (var i in queryParameters) {
+      if (i.value case Iterable<String> values) {
         for (final String value in values) {
-          writeParameter(key, value);
+          writeParameter(i.key, value);
         }
       } else {
-        writeParameter(key, value?.toString());
+        writeParameter(i.key, i.value?.toString());
       }
-    });
+    }
     return result.toString();
   }
 }
diff --git a/lib/utils/id_utils.dart b/lib/utils/id_utils.dart
index e33220221..83c6ce52a 100644
--- a/lib/utils/id_utils.dart
+++ b/lib/utils/id_utils.dart
@@ -84,7 +84,7 @@ abstract final class IdUtils {
       return '';
     }
 
-    var midByte = utf8.encode(uid.toString());
+    var midByte = ascii.encode(uid.toString());
 
     const key = 'ad1va46a7lza';
     for (int i = 0; i < midByte.length; i++) {
diff --git a/lib/utils/wbi_sign.dart b/lib/utils/wbi_sign.dart
index bd6e76d09..57bf60c9d 100644
--- a/lib/utils/wbi_sign.dart
+++ b/lib/utils/wbi_sign.dart
@@ -11,13 +11,11 @@ import 'package:PiliPlus/utils/storage_key.dart';
 import 'package:PiliPlus/utils/utils.dart';
 import 'package:crypto/crypto.dart';
 import 'package:hive/hive.dart';
-import 'package:synchronized/synchronized.dart';
 
 abstract final class WbiSign {
-  static Box localCache = GStorage.localCache;
-  static final Lock lock = Lock();
-  static final RegExp chrFilter = RegExp(r"[!\'\(\)\*]");
-  static const mixinKeyEncTab = <int>[
+  static Box get _localCache => GStorage.localCache;
+  static final RegExp _chrFilter = RegExp(r"[!\'\(\)\*]");
+  static const _mixinKeyEncTab = <int>[
     46,
     47,
     18,
@@ -52,20 +50,23 @@ abstract final class WbiSign {
     13,
   ];
 
+  static Future<String>? _future;
+
   // 对 imgKey 和 subKey 进行字符顺序打乱编码
   static String getMixinKey(String orig) {
-    return mixinKeyEncTab.map((i) => orig[i]).join();
+    final codeUnits = orig.codeUnits;
+    return String.fromCharCodes(_mixinKeyEncTab.map((i) => codeUnits[i]));
   }
 
   // 为请求参数进行 wbi 签名
-  static void encWbi(Map<String, dynamic> params, String mixinKey) {
+  static void encWbi(Map<String, Object> params, String mixinKey) {
     params['wts'] = DateTime.now().millisecondsSinceEpoch ~/ 1000;
     // 按照 key 重排参数
     final List<String> keys = params.keys.toList()..sort();
     final queryStr = keys
         .map(
           (i) =>
-              '${Uri.encodeComponent(i)}=${Uri.encodeComponent(params[i].toString().replaceAll(chrFilter, ''))}',
+              '${Uri.encodeComponent(i)}=${Uri.encodeComponent(params[i].toString().replaceAll(_chrFilter, ''))}',
         )
         .join('&');
     params['w_rid'] = md5
@@ -73,30 +74,19 @@ abstract final class WbiSign {
         .toString(); // 计算 w_rid
   }
 
-  // 获取最新的 img_key 和 sub_key 可以从缓存中获取
-  static Future<String> getWbiKeys() async {
-    final DateTime nowDate = DateTime.now();
-    String? mixinKey = localCache.get(LocalCacheKey.mixinKey);
-    if (mixinKey != null &&
-        DateTime.fromMillisecondsSinceEpoch(
-              localCache.get(LocalCacheKey.timeStamp) as int,
-            ).day ==
-            nowDate.day) {
-      return mixinKey;
-    }
+  static Future<String> _getWbiKeys(DateTime nowDate) async {
     final resp = await Request().get(Api.userInfo);
-
     try {
       final wbiUrls = resp.data['data']['wbi_img'];
 
-      mixinKey = getMixinKey(
+      final mixinKey = getMixinKey(
         Utils.getFileName(wbiUrls['img_url'], fileExt: false) +
             Utils.getFileName(wbiUrls['sub_url'], fileExt: false),
       );
 
-      localCache
+      _localCache
         ..put(LocalCacheKey.mixinKey, mixinKey)
-        ..put(LocalCacheKey.timeStamp, nowDate.millisecondsSinceEpoch);
+        ..put(LocalCacheKey.timeStamp, DateTime.now().millisecondsSinceEpoch);
 
       return mixinKey;
     } catch (_) {
@@ -104,11 +94,25 @@ abstract final class WbiSign {
     }
   }
 
-  static Future<Map<String, dynamic>> makSign(
-    Map<String, dynamic> params,
+  static Future<String> getWbiKeys() async {
+    final DateTime nowDate = DateTime.now();
+    if (DateTime.fromMillisecondsSinceEpoch(
+          _localCache.get(LocalCacheKey.timeStamp, defaultValue: 0) as int,
+        ).day ==
+        nowDate.day) {
+      final String? mixinKey = _localCache.get(LocalCacheKey.mixinKey);
+      if (mixinKey != null) return mixinKey;
+      return _future ??= _getWbiKeys(nowDate);
+    } else {
+      return _future = _getWbiKeys(nowDate);
+    }
+  }
+
+  static Future<Map<String, Object>> makSign(
+    Map<String, Object> params,
   ) async {
     // params 为需要加密的请求参数
-    final String mixinKey = await lock.synchronized(getWbiKeys);
+    final String mixinKey = await getWbiKeys();
     encWbi(params, mixinKey);
     return params;
   }
diff --git a/pubspec.lock b/pubspec.lock
index 9e5c4d766..7226edddf 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -340,14 +340,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "4.0.8"
-  crclib:
-    dependency: "direct main"
-    description:
-      name: crclib
-      sha256: "800f2226cd90c900ddcaaccb79449eabe690627ee8c7046737458f1a2509043d"
-      url: "https://pub.dev"
-    source: hosted
-    version: "3.0.0"
   cross_file:
     dependency: transitive
     description:
@@ -1762,14 +1754,6 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "0.5.2"
-  tuple:
-    dependency: transitive
-    description:
-      name: tuple
-      sha256: a97ce2013f240b2f3807bcbaf218765b6f301c3eff91092bcfa23a039e7dd151
-      url: "https://pub.dev"
-    source: hosted
-    version: "2.0.2"
   typed_data:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index c0f09b7bc..9e9771c83 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -205,7 +205,6 @@ dependencies:
     git:
       url: https://github.com/bggRGjQaUbCoE/flutter_sortable_wrap.git
       ref: master
-  crclib: ^3.0.0
   web_socket_channel: ^3.0.3
   # image: ^4.7.1
   # window_manager: ^0.5.1