opt.

analysis_options.yaml

@@ -24,6 +24,9 @@ linter:
   rules:
     library_private_types_in_public_api: false
     use_build_context_synchronously: false
+    prefer_final_locals: true
+    unnecessary_parenthesis: true
+    implicit_call_tearoffs: true
     # avoid_print: false  # Uncomment to disable the `avoid_print` rule
     # prefer_single_quotes: true  # Uncomment to enable the `prefer_single_quotes` rule
 

ios/Runner.xcodeproj/project.pbxproj

@@ -586,7 +586,7 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = "Runner/Info-$(CONFIGURATION).plist";
@@ -596,7 +596,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -720,7 +720,7 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = "Runner/Info-$(CONFIGURATION).plist";
@@ -730,7 +730,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -748,7 +748,7 @@
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
 				CODE_SIGN_ENTITLEMENTS = Runner/Runner.entitlements;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = "Runner/Info-$(CONFIGURATION).plist";
@@ -758,7 +758,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -779,7 +779,7 @@
 				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				GENERATE_INFOPLIST_FILE = YES;
@@ -792,7 +792,7 @@
 					"@executable_path/Frameworks",
 					"@executable_path/../../Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox.StatusWidget;
@@ -818,7 +818,7 @@
 				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				GENERATE_INFOPLIST_FILE = YES;
@@ -831,7 +831,7 @@
 					"@executable_path/Frameworks",
 					"@executable_path/../../Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox.StatusWidget;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -854,7 +854,7 @@
 				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				GCC_C_LANGUAGE_STANDARD = gnu11;
 				GENERATE_INFOPLIST_FILE = YES;
@@ -867,7 +867,7 @@
 					"@executable_path/Frameworks",
 					"@executable_path/../../Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox.StatusWidget;
 				PRODUCT_NAME = "$(TARGET_NAME)";
@@ -890,7 +890,7 @@
 				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_ASSET_PATHS = "";
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_PREVIEWS = YES;
@@ -902,7 +902,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				MTL_ENABLE_DEBUG_INFO = INCLUDE_SOURCE;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox.WatchEnd;
@@ -931,7 +931,7 @@
 				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_ASSET_PATHS = "";
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_PREVIEWS = YES;
@@ -943,7 +943,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox.WatchEnd;
 				PRODUCT_NAME = ServerBox;
@@ -969,7 +969,7 @@
 				CLANG_WARN_QUOTED_INCLUDE_IN_FRAMEWORK_HEADER = YES;
 				CLANG_WARN_UNGUARDED_AVAILABILITY = YES_AGGRESSIVE;
 				CODE_SIGN_STYLE = Automatic;
-				CURRENT_PROJECT_VERSION = 682;
+				CURRENT_PROJECT_VERSION = 683;
 				DEVELOPMENT_ASSET_PATHS = "";
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_PREVIEWS = YES;
@@ -981,7 +981,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.682;
+				MARKETING_VERSION = 1.0.683;
 				MTL_FAST_MATH = YES;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox.WatchEnd;
 				PRODUCT_NAME = ServerBox;

lib/core/build_mode.dart

@@ -6,7 +6,7 @@ enum _BuildMode {
   profile,
 }
 
-final _buildMode = (() {
+final _buildMode = () {
   if (const bool.fromEnvironment('dart.vm.product')) {
     return _BuildMode.release;
   }
@@ -16,7 +16,7 @@ final _buildMode = (() {
     return true;
   }());
   return result;
-}());
+}();
 
 class BuildMode {
   static bool isDebug = (_buildMode == _BuildMode.debug);

lib/core/extension/stringx.dart

@@ -15,4 +15,18 @@ extension StringX on String {
   }
 
   Uint8List get uint8List => Uint8List.fromList(utf8.encode(this));
+
+  /// Upper the first letter.
+  String get upperFirst {
+    if (isEmpty) {
+      return this;
+    }
+    final runes = codeUnits;
+    if (runes[0] >= 97 && runes[0] <= 122) {
+      final origin = String.fromCharCode(runes[0]);
+      final upper = origin.toUpperCase();
+      return replaceFirst(origin, upper);
+    }
+    return this;
+  }
 }

lib/core/utils/platform/base.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:flutter/foundation.dart';
+import 'package:toolbox/core/extension/stringx.dart';
 
 enum OS {
   android,
@@ -12,7 +13,7 @@ enum OS {
   fuchsia,
   unknown;
 
-  static final _os = () {
+  static final type = () {
     if (kIsWeb) {
       return OS.web;
     }
@@ -37,48 +38,26 @@ enum OS {
     return OS.unknown;
   }();
 
-  static OS get type => _os;
-
   @override
-  String toString() {
+  String toString() => switch (this) {
-    switch (this) {
+        OS.macos => 'macOS',
-      case OS.android:
+        OS.ios => 'iOS',
-        return 'Android';
+        final val => val.name.upperFirst,
-      case OS.ios:
+      };
-        return 'iOS';
-      case OS.linux:
-        return 'Linux';
-      case OS.macos:
-        return 'macOS';
-      case OS.windows:
-        return 'Windows';
-      case OS.web:
-        return 'Web';
-      case OS.fuchsia:
-        return 'Fuchsia';
-      case OS.unknown:
-        return 'Unknown';
-    }
-  }
 
   /// Whether has platform specific settings.
-  static bool get hasSettings {
+  static final hasSpecSetting = switch (type) {
-    switch (type) {
+    OS.android || OS.ios => true,
-      case OS.android:
+    _ => false,
-      case OS.ios:
+  };
-        return true;
-      default:
-        return false;
-    }
-  }
 }
 
-bool get isAndroid => OS.type == OS.android;
+final isAndroid = OS.type == OS.android;
-bool get isIOS => OS.type == OS.ios;
+final isIOS = OS.type == OS.ios;
-bool get isLinux => OS.type == OS.linux;
+final isLinux = OS.type == OS.linux;
-bool get isMacOS => OS.type == OS.macos;
+final isMacOS = OS.type == OS.macos;
-bool get isWindows => OS.type == OS.windows;
+final isWindows = OS.type == OS.windows;
-bool get isWeb => OS.type == OS.web;
+final isWeb = OS.type == OS.web;
-bool get isMobile => OS.type == OS.ios || OS.type == OS.android;
+final isMobile = OS.type == OS.ios || OS.type == OS.android;
-bool get isDesktop =>
+final isDesktop =
     OS.type == OS.linux || OS.type == OS.macos || OS.type == OS.windows;

lib/core/utils/sync/webdav.dart

@@ -9,6 +9,7 @@ import 'package:toolbox/data/res/store.dart';
 import 'package:webdav_client/webdav_client.dart';
 
 abstract final class Webdav {
+  /// Some WebDAV provider only support non-root path
   static const _prefix = 'srvbox/';
 
   static var _client = WebdavClient(

lib/core/utils/ui.dart

@@ -30,7 +30,7 @@ Future<void> loadFontFile(String localPath) async {
   if (name == null) return;
   final file = File(localPath);
   if (!await file.exists()) return;
-  var fontLoader = FontLoader(name);
+  final fontLoader = FontLoader(name);
   fontLoader.addFont(file.readAsBytes().byteData);
   await fontLoader.load();
 }

lib/data/model/server/disk.dart

@@ -37,8 +37,8 @@ class DiskIO extends TimeSeq<DiskIOPiece> {
     final sectorsRead = now.sectorsRead - pre.sectorsRead;
     final sectorsWrite = now.sectorsWrite - pre.sectorsWrite;
     final time = now.time - pre.time;
-    final read = (sectorsRead / time * 512);
+    final read = sectorsRead / time * 512;
-    final write = (sectorsWrite / time * 512);
+    final write = sectorsWrite / time * 512;
     return (read, write);
   }
 

lib/data/model/sftp/req.dart

@@ -77,19 +77,19 @@ class SftpReqStatus {
   void onNotify(dynamic event) {
     var shouldDispose = false;
     switch (event) {
-      case SftpWorkerStatus val:
+      case final SftpWorkerStatus val:
         status = val;
         if (status == SftpWorkerStatus.finished) {
           dispose();
         }
         break;
-      case double val:
+      case final double val:
         progress = val;
         break;
-      case int val:
+      case final int val:
         size = val;
         break;
-      case Duration d:
+      case final Duration d:
         spentTime = d;
         break;
       default:

lib/data/model/sftp/worker.dart

@@ -56,7 +56,7 @@ Future<void> isolateMessageHandler(
   SendErrorFunction sendError,
 ) async {
   switch (data) {
-    case SftpReq val:
+    case final SftpReq val:
       switch (val.type) {
         case SftpReqType.download:
           await _download(data, mainSendPort, sendError);

lib/data/res/build_data.dart

@@ -2,9 +2,9 @@
 
 class BuildData {
   static const String name = "ServerBox";
-  static const int build = 682;
+  static const int build = 683;
   static const String engine = "3.16.4";
-  static const String buildAt = "2023-12-19 15:18:22";
+  static const String buildAt = "2023-12-19 15:25:07";
-  static const int modifications = 10;
+  static const int modifications = 1;
   static const int script = 32;
 }

lib/view/page/docker.dart

@@ -34,11 +34,12 @@ class DockerManagePage extends StatefulWidget {
 
 class _DockerManagePageState extends State<DockerManagePage> {
   final _textController = TextEditingController();
+  final _docker = Pros.docker;
 
   @override
   void dispose() {
     super.dispose();
-    Pros.docker.clear();
+    _docker.clear();
     _textController.dispose();
   }
 
@@ -49,7 +50,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
     if (client == null) {
       return;
     }
-    Pros.docker
+    _docker
       ..init(
         client,
         widget.spi.user,
@@ -71,7 +72,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
             IconButton(
               onPressed: () async {
                 context.showLoadingDialog();
-                await Pros.docker.refresh();
+                await _docker.refresh();
                 context.pop();
               },
               icon: const Icon(Icons.refresh),
@@ -79,7 +80,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
           ],
         ),
         body: _buildMain(),
-        floatingActionButton: Pros.docker.error == null ? _buildFAB() : null,
+        floatingActionButton: _docker.error == null ? _buildFAB() : null,
       );
     });
   }
@@ -156,7 +157,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
           onPressed: () async {
             context.pop();
             context.showLoadingDialog();
-            final result = await Pros.docker.run(cmd);
+            final result = await _docker.run(cmd);
             context.pop();
             if (result != null) {
               context.showSnackBar(result.message ?? l10n.unknownError);
@@ -182,7 +183,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
   }
 
   Widget _buildMain() {
-    if (Pros.docker.error != null && Pros.docker.items == null) {
+    if (_docker.error != null && _docker.items == null) {
       return SizedBox.expand(
         child: Column(
           mainAxisAlignment: MainAxisAlignment.center,
@@ -193,18 +194,18 @@ class _DockerManagePageState extends State<DockerManagePage> {
               size: 37,
             ),
             const SizedBox(height: 27),
-            Text(Pros.docker.error?.message ?? l10n.unknownError),
+            Text(_docker.error?.message ?? l10n.unknownError),
             const SizedBox(height: 27),
             Padding(
               padding: const EdgeInsets.all(17),
-              child: _buildSolution(Pros.docker.error!),
+              child: _buildSolution(_docker.error!),
             ),
             _buildEditHost(),
           ],
         ),
       );
     }
-    if (Pros.docker.items == null || Pros.docker.images == null) {
+    if (_docker.items == null || _docker.images == null) {
       return UIs.centerLoading;
     }
 
@@ -225,10 +226,11 @@ class _DockerManagePageState extends State<DockerManagePage> {
     return ExpandTile(
       title: Text(l10n.imagesList),
       subtitle: Text(
-        l10n.dockerImagesFmt(Pros.docker.images!.length),
+        l10n.dockerImagesFmt(_docker.images!.length),
         style: UIs.textGrey,
       ),
-      children: Pros.docker.images?.map(_buildImageItem).toList() ?? [],
+      initiallyExpanded: (_docker.images?.length ?? 0) <= 3,
+      children: _docker.images?.map(_buildImageItem).toList() ?? [],
     );
   }
 
@@ -280,7 +282,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
             child: CircularProgressIndicator(),
           ),
           UIs.height13,
-          Text(Pros.docker.runLog ?? '...'),
+          Text(_docker.runLog ?? '...'),
         ],
       ),
     );
@@ -321,8 +323,8 @@ class _DockerManagePageState extends State<DockerManagePage> {
       child: Row(
         mainAxisAlignment: MainAxisAlignment.spaceBetween,
         children: [
-          Text(Pros.docker.edition ?? l10n.unknown),
+          Text(_docker.edition ?? l10n.unknown),
-          Text(Pros.docker.version ?? l10n.unknown),
+          Text(_docker.version ?? l10n.unknown),
         ],
       ),
     );
@@ -380,7 +382,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
                   onPressed: () async {
                     context.pop();
                     context.showLoadingDialog();
-                    final result = await Pros.docker.delete(
+                    final result = await _docker.delete(
                       dItem.containerId,
                       force,
                     );
@@ -399,7 +401,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
             break;
           case DockerMenuType.start:
             context.showLoadingDialog();
-            final result = await Pros.docker.start(dItem.containerId);
+            final result = await _docker.start(dItem.containerId);
             context.pop();
             if (result != null) {
               context.showRoundDialog(
@@ -410,7 +412,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
             break;
           case DockerMenuType.stop:
             context.showLoadingDialog();
-            final result = await Pros.docker.stop(dItem.containerId);
+            final result = await _docker.stop(dItem.containerId);
             context.pop();
             if (result != null) {
               context.showRoundDialog(
@@ -421,7 +423,7 @@ class _DockerManagePageState extends State<DockerManagePage> {
             break;
           case DockerMenuType.restart:
             context.showLoadingDialog();
-            final result = await Pros.docker.restart(dItem.containerId);
+            final result = await _docker.restart(dItem.containerId);
             context.pop();
             if (result != null) {
               context.showRoundDialog(
@@ -476,8 +478,8 @@ class _DockerManagePageState extends State<DockerManagePage> {
 
   Widget _buildEditHost() {
     final children = <Widget>[];
-    final emptyImgs = Pros.docker.images?.isEmpty ?? false;
+    final emptyImgs = _docker.images?.isEmpty ?? false;
-    final emptyPs = Pros.docker.items?.isEmpty ?? false;
+    final emptyPs = _docker.items?.isEmpty ?? false;
     if (emptyPs && emptyImgs) {
       children.add(Padding(
         padding: const EdgeInsets.fromLTRB(17, 17, 17, 0),
@@ -522,6 +524,6 @@ class _DockerManagePageState extends State<DockerManagePage> {
   void _onSaveDockerHost(String val) {
     context.pop();
     Stores.docker.put(widget.spi.id, val.trim());
-    Pros.docker.refresh();
+    _docker.refresh();
   }
 }

lib/view/page/full_screen.dart

@@ -69,7 +69,7 @@ class _FullScreenPageState extends State<FullScreenPage> with AfterLayoutMixin {
   double get _offset {
     // based on screen width
     final x = _screenWidth * 0.03;
-    var r = Random().nextDouble();
+    final r = Random().nextDouble();
     final n = Random().nextBool() ? -1 : 1;
     return n * x * r;
   }

lib/view/page/server/tab.dart

@@ -580,7 +580,7 @@ class _ServerPageState extends State<ServerPage>
     if (Stores.setting.moveOutServerTabFuncBtns.fetch() &&
         // Discussion #146
         !Stores.setting.serverTabUseOldUI.fetch()) {
-      return 135;
+      return 132;
     }
     return 106;
   }

lib/view/page/setting/entry.dart

@@ -181,7 +181,7 @@ class _SettingPageState extends State<SettingPage> {
     ];
 
     /// Platform specific settings
-    if (OS.hasSettings) {
+    if (OS.hasSpecSetting) {
       children.add(_buildPlatformSetting());
     }
     return Column(

lib/view/page/storage/local.dart

@@ -134,10 +134,10 @@ class _LocalStoragePageState extends State<LocalStoragePage> {
       itemCount: files.length,
       padding: const EdgeInsets.symmetric(vertical: 3, horizontal: 7),
       itemBuilder: (context, index) {
-        var file = files[index];
+        final file = files[index];
-        var fileName = file.path.split('/').last;
+        final fileName = file.path.split('/').last;
-        var stat = file.statSync();
+        final stat = file.statSync();
-        var isDir = stat.type == FileSystemEntityType.directory;
+        final isDir = stat.type == FileSystemEntityType.directory;
 
         return CardX(
           child: ListTile(

lib/view/page/storage/sftp.dart

@@ -160,7 +160,7 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
 
   Widget _buildAddBtn() {
     return IconButton(
-      onPressed: (() => context.showRoundDialog(
+      onPressed: () => context.showRoundDialog(
             child: Column(
               mainAxisSize: MainAxisSize.min,
               children: [
@@ -176,7 +176,7 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
                 ),
               ],
             ),
-          )),
+          ),
       icon: const Icon(Icons.add),
     );
   }

lib/view/widget/omit_start_text.dart

@@ -21,13 +21,13 @@ class OmitStartText extends StatelessWidget {
       int len = 0;
       for (; !exceeded && len < text.length; len++) {
         // Build the textspan
-        var span = TextSpan(
+        final span = TextSpan(
           text: 'A' * 7 + text.substring(text.length - len),
           style: style ?? Theme.of(context).textTheme.bodyMedium,
         );
 
         // Use a textpainter to determine if it will exceed max lines
-        var tp = TextPainter(
+        final tp = TextPainter(
           maxLines: maxLines ?? 1,
           textDirection: TextDirection.ltr,
           text: span,

lib/view/widget/server_func_btns.dart

@@ -205,7 +205,7 @@ Future<void> _gotoSSH(
     extraArgs.addAll(["-i", path]);
   }
 
-  List<String> sshCommand = ["ssh", "${spi.user}@${spi.ip}"] + extraArgs;
+  final sshCommand = ["ssh", "${spi.user}@${spi.ip}"] + extraArgs;
   final system = Platform.operatingSystem;
   switch (system) {
     case "windows":

lib/view/widget/store_switch.dart

@@ -28,7 +28,7 @@ class StoreSwitch extends StatelessWidget {
         return Switch(
           value: value,
           onChanged: (value) async {
-            if (validator != null && validator?.call(value) != true) return;
+            if (validator?.call(value) == false) return;
             await callback?.call(value);
             prop.put(value);
           },