new & opt

new: support set maxRetryCount of server reconnection
opt: server detail UI
opt: server provider
opt: `ssh` page on Android

ios/Runner.xcodeproj/project.pbxproj

@@ -356,7 +356,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 213;
+				CURRENT_PROJECT_VERSION = 214;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -364,7 +364,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.213;
+				MARKETING_VERSION = 1.0.214;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -486,7 +486,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 213;
+				CURRENT_PROJECT_VERSION = 214;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -494,7 +494,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.213;
+				MARKETING_VERSION = 1.0.214;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -510,7 +510,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 213;
+				CURRENT_PROJECT_VERSION = 214;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -518,7 +518,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.213;
+				MARKETING_VERSION = 1.0.214;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";

lib/app.dart

@@ -64,17 +64,19 @@ class MyApp extends StatelessWidget {
             radioTheme: radioTheme,
           ),
           darkTheme: ThemeData.dark().copyWith(
-              useMaterial3: false,
+            useMaterial3: false,
-              floatingActionButtonTheme: fabTheme,
+            floatingActionButtonTheme: fabTheme,
-              iconTheme: iconTheme,
+            iconTheme: iconTheme,
-              primaryIconTheme: iconTheme,
+            primaryIconTheme: iconTheme,
-              switchTheme: switchTheme,
+            switchTheme: switchTheme,
-              inputDecorationTheme: inputDecorationTheme,
+            inputDecorationTheme: inputDecorationTheme,
-              radioTheme: radioTheme,
+            radioTheme: radioTheme,
-              colorScheme: ColorScheme.fromSwatch(
+            colorScheme: ColorScheme.fromSwatch(
-                  primarySwatch: primaryColor.materialColor,
+              primarySwatch: primaryColor.materialColor,
-                  brightness: Brightness.dark,
+              brightness: Brightness.dark,
-                  accentColor: primaryColor)),
+              accentColor: primaryColor,
+            ),
+          ),
           home: const MyHomePage(),
         );
       },

lib/data/model/server/server.dart

@@ -6,9 +6,17 @@ class Server {
   ServerPrivateInfo spi;
   ServerStatus status;
   SSHClient? client;
-  ServerConnectionState cs;
+  ServerState cs;
 
   Server(this.spi, this.status, this.client, this.cs);
 }
 
-enum ServerConnectionState { disconnected, connecting, connected, failed }
+enum ServerState {
+  disconnected,
+  connecting,
+  connected,
+  failed;
+
+  bool get shouldConnect =>
+      this == ServerState.disconnected || this == ServerState.failed;
+}

lib/data/model/server/server_private_info.dart

@@ -31,15 +31,17 @@ class ServerPrivateInfo {
   @HiveField(5)
   String? pubKeyId;
 
-  String get id => '$user@$ip:$port';
+  late String id;
+
+  ServerPrivateInfo({
+    required this.name,
+    required this.ip,
+    required this.port,
+    required this.user,
+    required this.pwd,
+    this.pubKeyId,
+  }) : id = '$user@$ip:$port';
 
-  ServerPrivateInfo(
-      {required this.name,
-      required this.ip,
-      required this.port,
-      required this.user,
-      required this.pwd,
-      this.pubKeyId});
   ServerPrivateInfo.fromJson(Map<String, dynamic> json) {
     name = json["name"].toString();
     ip = json["ip"].toString();
@@ -47,7 +49,9 @@ class ServerPrivateInfo {
     user = json["user"].toString();
     pwd = json["authorization"].toString();
     pubKeyId = json["pubKeyId"]?.toString();
+    id = '$user@$ip:$port';
   }
+
   Map<String, dynamic> toJson() {
     final Map<String, dynamic> data = <String, dynamic>{};
     data["name"] = name;

lib/data/provider/server.dart

@@ -2,7 +2,6 @@ import 'dart:async';
 
 import 'package:flutter/foundation.dart';
 import 'package:logging/logging.dart';
-import 'package:toolbox/data/res/misc.dart';
 
 import '../../core/extension/uint8list.dart';
 import '../../core/provider_base.dart';
@@ -28,7 +27,7 @@ class ServerProvider extends BusyProvider {
 
   Timer? _timer;
 
-  final logger = Logger('SERVER');
+  final _logger = Logger('SERVER');
 
   Future<void> loadLocalData() async {
     setBusyState(true);
@@ -39,7 +38,7 @@ class ServerProvider extends BusyProvider {
   }
 
   Server genServer(ServerPrivateInfo spi) {
-    return Server(spi, initStatus, null, ServerConnectionState.disconnected);
+    return Server(spi, initStatus, null, ServerState.disconnected);
   }
 
   Future<void> refreshData({ServerPrivateInfo? spi}) async {
@@ -71,8 +70,9 @@ class ServerProvider extends BusyProvider {
 
   void setDisconnected() {
     for (var i = 0; i < _servers.length; i++) {
-      _servers[i].cs = ServerConnectionState.disconnected;
+      _servers[i].cs = ServerState.disconnected;
     }
+    notifyListeners();
   }
 
   void closeServer({ServerPrivateInfo? spi}) {
@@ -81,163 +81,171 @@ class ServerProvider extends BusyProvider {
         _servers[i].client?.close();
         _servers[i].client = null;
       }
+      notifyListeners();
       return;
     }
-    final idx = _servers.indexWhere((e) => e.spi == spi);
+    final idx = getServerIdx(spi.id);
-    if (idx < 0) {
-      throw RangeError.index(idx, _servers);
-    }
     _servers[idx].client?.close();
+    _servers[idx].client = null;
+    notifyListeners();
   }
 
   void addServer(ServerPrivateInfo spi) {
     _servers.add(genServer(spi));
-    locator<ServerStore>().put(spi);
     notifyListeners();
+    locator<ServerStore>().put(spi);
     refreshData(spi: spi);
   }
 
-  void delServer(ServerPrivateInfo info) {
+  void delServer(String id) {
-    final idx = _servers.indexWhere((s) => s.spi == info);
+    final idx = getServerIdx(id);
-    if (idx == -1) return;
     _servers[idx].client?.close();
     _servers.removeAt(idx);
     notifyListeners();
-    locator<ServerStore>().delete(info);
+    locator<ServerStore>().delete(id);
   }
 
   Future<void> updateServer(
       ServerPrivateInfo old, ServerPrivateInfo newSpi) async {
-    final idx = _servers.indexWhere((e) => e.spi == old);
+    final idx = _servers.indexWhere((e) => e.spi.id == old.id);
     if (idx < 0) {
       throw RangeError.index(idx, _servers);
     }
     _servers[idx].spi = newSpi;
-    locator<ServerStore>().update(old, newSpi);
     _servers[idx].client = await genClient(newSpi);
     notifyListeners();
+    locator<ServerStore>().update(old, newSpi);
     refreshData(spi: newSpi);
   }
 
+  int getServerIdx(String id) {
+    final idx = _servers.indexWhere((s) => s.spi.id == id);
+    if (idx < 0) {
+      throw Exception('Server not found: $id');
+    }
+    return idx;
+  }
+
+  Server getServer(String id) => _servers[getServerIdx(id)];
+
   Future<void> _getData(ServerPrivateInfo spi) async {
-    final s = _servers.firstWhere((element) => element.spi == spi);
+    final sid = spi.id;
+    final s = getServer(sid);
     final state = s.cs;
-    if (state == ServerConnectionState.failed ||
+    if (state.shouldConnect) {
-        state == ServerConnectionState.disconnected) {
+      if (!_limiter.shouldTry(sid)) {
-      if (!_limiter.shouldTry(spi.id)) {
+        s.cs = ServerState.failed;
-        s.cs = ServerConnectionState.failed;
         notifyListeners();
         return;
       }
-      s.cs = ServerConnectionState.connecting;
+      s.cs = ServerState.connecting;
       notifyListeners();
-      final time1 = DateTime.now();
+
       try {
+        // try to connect
+        final time1 = DateTime.now();
         s.client = await genClient(spi);
         final time2 = DateTime.now();
-        logger.info(
+        final spentTime = time2.difference(time1).inMilliseconds;
-            'Connected to [${spi.name}] in [${time2.difference(time1).toString()}].');
+        _logger.info('Connected to [$sid] in $spentTime ms.');
-        s.cs = ServerConnectionState.connected;
+
+        // after connected
+        s.cs = ServerState.connected;
         final writeResult = await s.client!
             .run("echo '$shellCmd' > $shellPath && chmod +x $shellPath")
             .string;
+
+        // if write failed
         if (writeResult.isNotEmpty) {
           throw Exception(writeResult);
         }
-        _limiter.resetTryTimes(spi.id);
+        _limiter.resetTryTimes(sid);
       } catch (e) {
-        s.cs = ServerConnectionState.failed;
+        s.cs = ServerState.failed;
-        s.status.failedInfo = '$e ## ';
+        s.status.failedInfo = '$e';
-        logger.warning(e);
+        _logger.warning(e);
       } finally {
         notifyListeners();
       }
     }
 
-    // if client is null, return
     if (s.client == null) return;
+    // run script to get server status
     final raw = await s.client!.run("sh $shellPath").string;
     final segments = raw.split(seperator).map((e) => e.trim()).toList();
     if (raw.isEmpty || segments.length == 1) {
-      s.cs = ServerConnectionState.failed;
+      s.cs = ServerState.failed;
       if (s.status.failedInfo == null || s.status.failedInfo!.isEmpty) {
         s.status.failedInfo = 'No data received';
       }
       notifyListeners();
       return;
     }
+    // remove first empty segment
     segments.removeAt(0);
 
     try {
-      _getCPU(spi, segments[2], segments[7], segments[8]);
+      _getCPU(sid, segments[2], segments[7], segments[8]);
-      _getMem(spi, segments[6]);
+      _getMem(sid, segments[6]);
-      _getSysVer(spi, segments[1]);
+      _getSysVer(sid, segments[1]);
-      _getUpTime(spi, segments[3]);
+      _getUpTime(sid, segments[3]);
-      _getDisk(spi, segments[5]);
+      _getDisk(sid, segments[5]);
-      _getTcp(spi, segments[4]);
+      _getTcp(sid, segments[4]);
-      _getNetSpeed(spi, segments[0]);
+      _getNetSpeed(sid, segments[0]);
     } catch (e) {
-      s.cs = ServerConnectionState.failed;
+      s.cs = ServerState.failed;
       s.status.failedInfo = e.toString();
-      logger.warning(e);
+      _logger.warning(e);
       rethrow;
     } finally {
       notifyListeners();
     }
   }
 
-  Future<void> _getNetSpeed(ServerPrivateInfo spi, String raw) async {
+  Future<void> _getNetSpeed(String id, String raw) async {
-    final info = _servers.firstWhere((e) => e.spi == spi);
+    final net = await compute(parseNetSpeed, raw);
-    info.status.netSpeed.update(await compute(parseNetSpeed, raw));
+    getServer(id).status.netSpeed.update(net);
   }
 
-  void _getSysVer(ServerPrivateInfo spi, String raw) {
+  void _getSysVer(String id, String raw) {
-    final info = _servers.firstWhere((e) => e.spi == spi);
     final s = raw.split('=');
     if (s.length == 2) {
-      info.status.sysVer = s[1].replaceAll('"', '').replaceFirst('\n', '');
+      final ver = s[1].replaceAll('"', '').replaceFirst('\n', '');
+      getServer(id).status.sysVer = ver;
     }
   }
 
-  Future<void> _getCPU(ServerPrivateInfo spi, String raw, String tempType,
+  Future<void> _getCPU(
-      String tempValue) async {
+      String id, String raw, String tempType, String tempValue) async {
-    final info = _servers.firstWhere((e) => e.spi == spi);
     final cpus = await compute(parseCPU, raw);
+    final temp = await compute(parseCPUTemp, [tempType, tempValue]);
 
     if (cpus.isNotEmpty) {
-      info.status.cpu.update(
+      getServer(id).status.cpu.update(cpus, temp);
-        cpus,
-        await compute(parseCPUTemp, [tempType, tempValue]),
-      );
     }
   }
 
-  void _getUpTime(ServerPrivateInfo spi, String raw) {
+  void _getUpTime(String id, String raw) {
-    _servers.firstWhere((e) => e.spi == spi).status.uptime =
+    getServer(id).status.uptime = raw.split('up ')[1].split(', ')[0];
-        raw.split('up ')[1].split(', ')[0];
   }
 
-  Future<void> _getTcp(ServerPrivateInfo spi, String raw) async {
+  Future<void> _getTcp(String id, String raw) async {
-    final info = _servers.firstWhere((e) => e.spi == spi);
     final status = await compute(parseTcp, raw);
     if (status != null) {
-      info.status.tcp = status;
+      getServer(id).status.tcp = status;
     }
   }
 
-  Future<void> _getDisk(ServerPrivateInfo spi, String raw) async {
+  Future<void> _getDisk(String id, String raw) async {
-    final info = _servers.firstWhere((e) => e.spi == spi);
+    getServer(id).status.disk = await compute(parseDisk, raw);
-    info.status.disk = await compute(parseDisk, raw);
   }
 
-  Future<void> _getMem(ServerPrivateInfo spi, String raw) async {
+  Future<void> _getMem(String id, String raw) async {
-    final info = _servers.firstWhere((e) => e.spi == spi);
+    getServer(id).status.mem = await compute(parseMem, raw);
-    info.status.mem = await compute(parseMem, raw);
   }
 
   Future<String?> runSnippet(String id, Snippet snippet) async {
-    final client =
+    final client = getServer(id).client;
-        _servers.firstWhere((element) => element.spi.id == id).client;
     if (client == null) {
       return null;
     }
@@ -249,8 +257,12 @@ class _TryLimiter {
   final Map<String, int> _triedTimes = {};
 
   bool shouldTry(String id) {
+    final maxCount = locator<SettingStore>().maxRetryCount.fetch()!;
+    if (maxCount <= 0) {
+      return true;
+    }
     final times = _triedTimes[id] ?? 0;
-    if (times >= serverMaxTryTimes) {
+    if (times >= maxCount) {
       return false;
     }
     _triedTimes[id] = times + 1;

lib/data/res/build_data.dart

@@ -2,9 +2,9 @@
 
 class BuildData {
   static const String name = "ServerBox";
-  static const int build = 213;
+  static const int build = 214;
   static const String engine =
-      "Flutter 3.7.0 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision b06b8b2710 (9 days ago) • 2023-01-23 16:55:55 -0800\nEngine • revision b24591ed32\nTools • Dart 2.19.0 • DevTools 2.20.1\n";
+      "Flutter 3.7.0 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision b06b8b2710 (10 days ago) • 2023-01-23 16:55:55 -0800\nEngine • revision b24591ed32\nTools • Dart 2.19.0 • DevTools 2.20.1\n";
-  static const String buildAt = "2023-02-02 16:57:16.480921";
+  static const String buildAt = "2023-02-03 12:48:35.264858";
-  static const int modifications = 5;
+  static const int modifications = 12;
 }

lib/data/res/misc.dart

@@ -1,3 +1 @@
-const serverMaxTryTimes = 7;
-
 final numReg = RegExp(r'\s{1,}');

lib/data/store/server.dart

@@ -18,14 +18,15 @@ class ServerStore extends PersistentStore {
     return ss;
   }
 
-  void delete(ServerPrivateInfo s) {
+  void delete(String id) {
-    box.delete(s.id);
+    box.delete(id);
   }
 
   void update(ServerPrivateInfo old, ServerPrivateInfo newInfo) {
     if (!have(old)) {
       throw Exception('Old ServerPrivateInfo not found');
     }
+    delete(old.id);
     put(newInfo);
   }
 

lib/data/store/setting.dart

@@ -25,4 +25,7 @@ class SettingStore extends PersistentStore {
 
   StoreProperty<int> get termColorIdx =>
       property('termColorIdx', defaultValue: 0);
+
+  /// Max retry count when connect to server
+  StoreProperty<int> get maxRetryCount => property('maxRetryCount', defaultValue: 7);
 }

lib/generated/intl/messages_en.dart

@@ -166,6 +166,10 @@ class MessageLookup extends MessageLookupByLibrary {
         "loss": MessageLookupByLibrary.simpleMessage("loss"),
         "madeWithLove": m8,
         "max": MessageLookupByLibrary.simpleMessage("max"),
+        "maxRetryCount": MessageLookupByLibrary.simpleMessage(
+            "Number of server reconnection"),
+        "maxRetryCountEqual0":
+            MessageLookupByLibrary.simpleMessage("Will retry again and again."),
         "min": MessageLookupByLibrary.simpleMessage("min"),
         "ms": MessageLookupByLibrary.simpleMessage("ms"),
         "name": MessageLookupByLibrary.simpleMessage("Name"),
@@ -243,6 +247,7 @@ class MessageLookup extends MessageLookupByLibrary {
             "Are you sure to use no password?"),
         "sureToDeleteServer": m14,
         "termTheme": MessageLookupByLibrary.simpleMessage("Terminal theme"),
+        "times": MessageLookupByLibrary.simpleMessage("Times"),
         "ttl": MessageLookupByLibrary.simpleMessage("ttl"),
         "unknown": MessageLookupByLibrary.simpleMessage("unknown"),
         "unknownError": MessageLookupByLibrary.simpleMessage("Unknown error"),

lib/generated/intl/messages_zh.dart

@@ -148,6 +148,8 @@ class MessageLookup extends MessageLookupByLibrary {
         "loss": MessageLookupByLibrary.simpleMessage("丢包率"),
         "madeWithLove": m8,
         "max": MessageLookupByLibrary.simpleMessage("最大"),
+        "maxRetryCount": MessageLookupByLibrary.simpleMessage("连接服务器重试次数"),
+        "maxRetryCountEqual0": MessageLookupByLibrary.simpleMessage("会无限重试"),
         "min": MessageLookupByLibrary.simpleMessage("最小"),
         "ms": MessageLookupByLibrary.simpleMessage("毫秒"),
         "name": MessageLookupByLibrary.simpleMessage("名称"),
@@ -210,6 +212,7 @@ class MessageLookup extends MessageLookupByLibrary {
         "sureNoPwd": MessageLookupByLibrary.simpleMessage("确认使用无密码？"),
         "sureToDeleteServer": m14,
         "termTheme": MessageLookupByLibrary.simpleMessage("终端主题"),
+        "times": MessageLookupByLibrary.simpleMessage("次"),
         "ttl": MessageLookupByLibrary.simpleMessage("缓存时间"),
         "unknown": MessageLookupByLibrary.simpleMessage("未知"),
         "unknownError": MessageLookupByLibrary.simpleMessage("未知错误"),

lib/generated/l10n.dart

@@ -821,6 +821,26 @@ class S {
     );
   }
 
+  /// `Number of server reconnection`
+  String get maxRetryCount {
+    return Intl.message(
+      'Number of server reconnection',
+      name: 'maxRetryCount',
+      desc: '',
+      args: [],
+    );
+  }
+
+  /// `Will retry again and again.`
+  String get maxRetryCountEqual0 {
+    return Intl.message(
+      'Will retry again and again.',
+      name: 'maxRetryCountEqual0',
+      desc: '',
+      args: [],
+    );
+  }
+
   /// `min`
   String get min {
     return Intl.message(
@@ -1391,6 +1411,16 @@ class S {
     );
   }
 
+  /// `Times`
+  String get times {
+    return Intl.message(
+      'Times',
+      name: 'times',
+      desc: '',
+      args: [],
+    );
+  }
+
   /// `ttl`
   String get ttl {
     return Intl.message(

lib/l10n/intl_en.arb

@@ -76,6 +76,8 @@
   "loss": "loss",
   "madeWithLove": "\nMade with ❤️ by {myGithub}",
   "max": "max",
+  "maxRetryCount": "Number of server reconnection",
+  "maxRetryCountEqual0": "Will retry again and again.",
   "min": "min",
   "ms": "ms",
   "name": "Name",
@@ -133,6 +135,7 @@
   "sureNoPwd": "Are you sure to use no password?",
   "sureToDeleteServer": "Are you sure to delete server [{server}]?",
   "termTheme": "Terminal theme",
+  "times": "Times",
   "ttl": "ttl",
   "unknown": "unknown",
   "unknownError": "Unknown error",

lib/l10n/intl_zh.arb

@@ -76,6 +76,8 @@
   "loss": "丢包率",
   "madeWithLove": "\n用❤️制作 by {myGithub}",
   "max": "最大",
+  "maxRetryCount": "连接服务器重试次数",
+  "maxRetryCountEqual0": "会无限重试",
   "min": "最小",
   "ms": "毫秒",
   "name": "名称",
@@ -133,6 +135,7 @@
   "sureNoPwd": "确认使用无密码？",
   "sureToDeleteServer": "你确定要删除服务器 [{server}] 吗？",
   "termTheme": "终端主题",
+  "times": "次",
   "ttl": "缓存时间",
   "unknown": "未知",
   "unknownError": "未知错误",

lib/view/page/server/detail.dart

@@ -345,7 +345,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
               '${ns.speedIn(device: device)} | ${ns.totalIn(device: device)}',
               style: textSize11,
               textAlign: TextAlign.center,
-              textScaleFactor: 0.87,
+              textScaleFactor: 0.9,
             ),
           ),
           SizedBox(
@@ -354,7 +354,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
               '${ns.speedOut(device: device)} | ${ns.totalOut(device: device)}',
               style: textSize11,
               textAlign: TextAlign.right,
-              textScaleFactor: 0.87,
+              textScaleFactor: 0.9,
             ),
           )
         ],

lib/view/page/server/edit.dart

@@ -73,7 +73,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
                       [
                         TextButton(
                           onPressed: () {
-                            _serverProvider.delServer(widget.spi!);
+                            _serverProvider.delServer(widget.spi!.id);
                             Navigator.of(context).pop();
                             Navigator.of(context).pop();
                           },

lib/view/page/server/tab.dart

@@ -123,13 +123,12 @@ class _ServerPageState extends State<ServerPage>
   }
 
   Widget _buildRealServerCard(ServerStatus ss, String serverName,
-      ServerConnectionState cs, ServerPrivateInfo spi) {
+      ServerState cs, ServerPrivateInfo spi) {
     final rootDisk = ss.disk.firstWhere((element) => element.loc == '/');
 
     final topRightStr =
         getTopRightStr(cs, ss.cpu.temp, ss.uptime, ss.failedInfo);
-    final hasError =
+    final hasError = cs == ServerState.failed && ss.failedInfo != null;
-        cs == ServerConnectionState.failed && ss.failedInfo != null;
     final style = TextStyle(
         color: _theme.textTheme.bodyLarge!.color!.withAlpha(100), fontSize: 11);
 
@@ -288,12 +287,12 @@ class _ServerPageState extends State<ServerPage>
     );
   }
 
-  String getTopRightStr(ServerConnectionState cs, String temp, String upTime,
+  String getTopRightStr(
-      String? failedInfo) {
+      ServerState cs, String temp, String upTime, String? failedInfo) {
     switch (cs) {
-      case ServerConnectionState.disconnected:
+      case ServerState.disconnected:
         return _s.disconnected;
-      case ServerConnectionState.connected:
+      case ServerState.connected:
         if (temp == '') {
           if (upTime == '') {
             return _s.serverTabLoading;
@@ -307,9 +306,9 @@ class _ServerPageState extends State<ServerPage>
             return '$temp | $upTime';
           }
         }
-      case ServerConnectionState.connecting:
+      case ServerState.connecting:
         return _s.serverTabConnecting;
-      case ServerConnectionState.failed:
+      case ServerState.failed:
         if (failedInfo == null) {
           return _s.serverTabFailed;
         }

lib/view/page/setting.dart

@@ -32,6 +32,7 @@ class _SettingPageState extends State<SettingPage> {
   late int _selectedColorValue;
   late int _launchPageIdx;
   late int _termThemeIdx;
+  late double _maxRetryCount;
   late double _updateInterval;
 
   @override
@@ -49,6 +50,7 @@ class _SettingPageState extends State<SettingPage> {
     _launchPageIdx = _setting.launchPage.fetch()!;
     _termThemeIdx = _setting.termColorIdx.fetch()!;
     _updateInterval = _setting.serverStatusUpdateInterval.fetch()!.toDouble();
+    _maxRetryCount = _setting.maxRetryCount.fetch()!.toDouble();
   }
 
   @override
@@ -66,6 +68,7 @@ class _SettingPageState extends State<SettingPage> {
           _buildLaunchPage(),
           _buildDistLogoSwitch(),
           _buildTermTheme(),
+          _buildMaxRetry(),
         ].map((e) => RoundRectCard(e)).toList(),
       ),
     );
@@ -286,4 +289,48 @@ class _SettingPageState extends State<SettingPage> {
       },
     );
   }
+
+  Widget _buildMaxRetry() {
+    return ExpansionTile(
+      textColor: primaryColor,
+      title: Text(
+        _s.maxRetryCount,
+        style: textSize13,
+        textAlign: TextAlign.start,
+      ),
+      trailing: Text('${_maxRetryCount.toInt()} ${_s.times}'),
+      children: [
+        Slider(
+          thumbColor: primaryColor,
+          activeColor: primaryColor.withOpacity(0.7),
+          min: 0,
+          max: 10,
+          value: _maxRetryCount,
+          onChanged: (newValue) {
+            setState(() {
+              _maxRetryCount = newValue;
+            });
+          },
+          onChangeEnd: (val) {
+            _setting.maxRetryCount.put(val.toInt());
+          },
+          label: '${_maxRetryCount.toInt()} ${_s.times}',
+          divisions: 10,
+        ),
+        const SizedBox(
+          height: 3,
+        ),
+        _maxRetryCount == 0.0
+            ? Text(
+                _s.maxRetryCountEqual0,
+                style: const TextStyle(color: Colors.grey, fontSize: 12),
+                textAlign: TextAlign.center,
+              )
+            : const SizedBox(),
+        const SizedBox(
+          height: 13,
+        )
+      ],
+    );
+  }
 }

lib/view/page/sftp/view.dart

@@ -177,7 +177,7 @@ class _SFTPPageState extends State<SFTPPage> {
       );
 
   Widget _buildFileView() {
-    if (_client == null || _si?.cs != ServerConnectionState.connected) {
+    if (_client == null || _si?.cs != ServerState.connected) {
       return centerCircleLoading;
     }
 

lib/view/page/ssh.dart

@@ -105,14 +105,18 @@ class _SSHPageState extends State<SSHPage> {
   @override
   Widget build(BuildContext context) {
     final termTheme = _isDark ? termDarkTheme : termLightTheme;
-    return AnnotatedRegion(
+    Widget child = Scaffold(
-      value: _isDark ? SystemUiOverlayStyle.light : SystemUiOverlayStyle.dark,
+      backgroundColor: termTheme.background,
-      child: Scaffold(
+      body: _buildBody(termTheme.toTerminalTheme(_termColors)),
-        backgroundColor: termTheme.background,
+      bottomNavigationBar: _buildBottom(termTheme.background),
-        body: _buildBody(termTheme.toTerminalTheme(_termColors)),
-        bottomNavigationBar: _buildBottom(termTheme.background),
-      ),
     );
+    if (Platform.isIOS) {
+      child = AnnotatedRegion(
+        value: _isDark ? SystemUiOverlayStyle.light : SystemUiOverlayStyle.dark,
+        child: child,
+      );
+    }
+    return child;
   }
 
   Widget _buildBody(TerminalTheme termTheme) {