new & opt

new: support set maxRetryCount of server reconnection opt: server detail UI opt: server provider opt: `ssh` page on Android
2025-12-17 07:14:28 +01:00 · 2023-02-03 13:12:39 +08:00
parent 7837fa4339
commit 3feef3936c
20 changed files with 245 additions and 123 deletions
--- a/ios/Runner.xcodeproj/project.pbxproj
+++ b/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";
--- a/lib/app.dart
+++ b/lib/app.dart
@@ -74,7 +74,9 @@ class MyApp extends StatelessWidget {
            colorScheme: ColorScheme.fromSwatch(
              primarySwatch: primaryColor.materialColor,
              brightness: Brightness.dark,
-                  accentColor: primaryColor)),
+              accentColor: primaryColor,
+            ),
+          ),
          home: const MyHomePage(),
        );
      },
--- a/lib/data/model/server/server.dart
+++ b/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;
+}
--- a/lib/data/model/server/server_private_info.dart
+++ b/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,
+  ServerPrivateInfo({
+    required this.name,
    required this.ip,
    required this.port,
    required this.user,
    required this.pwd,
-      this.pubKeyId});
+    this.pubKeyId,
+  }) : id = '$user@$ip:$port';
+
  ServerPrivateInfo.fromJson(Map<String, dynamic> json) {
    name = json["name"].toString();
    ip = json["ip"].toString();
@@ -47,7 +49,9 @@ class ServerPrivateInfo {
    user = json["user"].toString();
    pwd = json["authorization"].toString();
    pubKeyId = json["pubKeyId"]?.toString();
+    id = '$user@$ip:$port';
  }
+
  Map<String, dynamic> toJson() {
    final Map<String, dynamic> data = <String, dynamic>{};
    data["name"] = name;
--- a/lib/data/provider/server.dart
+++ b/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);
-    if (idx < 0) {
-      throw RangeError.index(idx, _servers);
-    }
+    final idx = getServerIdx(spi.id);
    _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) {
-    final idx = _servers.indexWhere((s) => s.spi == info);
-    if (idx == -1) return;
+  void delServer(String id) {
+    final idx = getServerIdx(id);
    _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: $id');
+    }
+    return idx;
+  }
+
+  Server getServer(String id) => _servers[getServerIdx(id)];
+
  Future<void> _getData(ServerPrivateInfo spi) async {
-    final s = _servers.firstWhere((element) => element.spi == spi);
+    final sid = spi.id;
+    final s = getServer(sid);
    final state = s.cs;
-    if (state == ServerConnectionState.failed ||
-        state == ServerConnectionState.disconnected) {
-      if (!_limiter.shouldTry(spi.id)) {
-        s.cs = ServerConnectionState.failed;
+    if (state.shouldConnect) {
+      if (!_limiter.shouldTry(sid)) {
+        s.cs = ServerState.failed;
        notifyListeners();
        return;
      }
-      s.cs = ServerConnectionState.connecting;
+      s.cs = ServerState.connecting;
      notifyListeners();
-      final time1 = DateTime.now();
+
      try {
+        // try to connect
+        final time1 = DateTime.now();
        s.client = await genClient(spi);
        final time2 = DateTime.now();
-        logger.info(
-            'Connected to [${spi.name}] in [${time2.difference(time1).toString()}].');
-        s.cs = ServerConnectionState.connected;
+        final spentTime = time2.difference(time1).inMilliseconds;
+        _logger.info('Connected to [$sid] in $spentTime ms.');
+
+        // after connected
+        s.cs = ServerState.connected;
        final writeResult = await s.client!
            .run("echo '$shellCmd' > $shellPath && chmod +x $shellPath")
            .string;
+
+        // if write failed
        if (writeResult.isNotEmpty) {
          throw Exception(writeResult);
        }
-        _limiter.resetTryTimes(spi.id);
+        _limiter.resetTryTimes(sid);
      } catch (e) {
-        s.cs = ServerConnectionState.failed;
-        s.status.failedInfo = '$e ## ';
-        logger.warning(e);
+        s.cs = ServerState.failed;
+        s.status.failedInfo = '$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]);
-      _getMem(spi, segments[6]);
-      _getSysVer(spi, segments[1]);
-      _getUpTime(spi, segments[3]);
-      _getDisk(spi, segments[5]);
-      _getTcp(spi, segments[4]);
-      _getNetSpeed(spi, segments[0]);
+      _getCPU(sid, segments[2], segments[7], segments[8]);
+      _getMem(sid, segments[6]);
+      _getSysVer(sid, segments[1]);
+      _getUpTime(sid, segments[3]);
+      _getDisk(sid, segments[5]);
+      _getTcp(sid, segments[4]);
+      _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 {
-    final info = _servers.firstWhere((e) => e.spi == spi);
-    info.status.netSpeed.update(await compute(parseNetSpeed, raw));
+  Future<void> _getNetSpeed(String id, String raw) async {
+    final net = await compute(parseNetSpeed, raw);
+    getServer(id).status.netSpeed.update(net);
  }

-  void _getSysVer(ServerPrivateInfo spi, String raw) {
-    final info = _servers.firstWhere((e) => e.spi == spi);
+  void _getSysVer(String id, String raw) {
    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,
-      String tempValue) async {
-    final info = _servers.firstWhere((e) => e.spi == spi);
+  Future<void> _getCPU(
+      String id, String raw, String tempType, String tempValue) async {
    final cpus = await compute(parseCPU, raw);
+    final temp = await compute(parseCPUTemp, [tempType, tempValue]);

    if (cpus.isNotEmpty) {
-      info.status.cpu.update(
-        cpus,
-        await compute(parseCPUTemp, [tempType, tempValue]),
-      );
+      getServer(id).status.cpu.update(cpus, temp);
    }
  }

-  void _getUpTime(ServerPrivateInfo spi, String raw) {
-    _servers.firstWhere((e) => e.spi == spi).status.uptime =
-        raw.split('up ')[1].split(', ')[0];
+  void _getUpTime(String id, String raw) {
+    getServer(id).status.uptime = raw.split('up ')[1].split(', ')[0];
  }

-  Future<void> _getTcp(ServerPrivateInfo spi, String raw) async {
-    final info = _servers.firstWhere((e) => e.spi == spi);
+  Future<void> _getTcp(String id, String raw) async {
    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 {
-    final info = _servers.firstWhere((e) => e.spi == spi);
-    info.status.disk = await compute(parseDisk, raw);
+  Future<void> _getDisk(String id, String raw) async {
+    getServer(id).status.disk = await compute(parseDisk, raw);
  }

-  Future<void> _getMem(ServerPrivateInfo spi, String raw) async {
-    final info = _servers.firstWhere((e) => e.spi == spi);
-    info.status.mem = await compute(parseMem, raw);
+  Future<void> _getMem(String id, String raw) async {
+    getServer(id).status.mem = await compute(parseMem, raw);
  }

  Future<String?> runSnippet(String id, Snippet snippet) async {
-    final client =
-        _servers.firstWhere((element) => element.spi.id == id).client;
+    final client = getServer(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;
--- a/lib/data/res/build_data.dart
+++ b/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";
-  static const String buildAt = "2023-02-02 16:57:16.480921";
-  static const int modifications = 5;
+      "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 = "2023-02-03 12:48:35.264858";
+  static const int modifications = 12;
 }
--- a/lib/data/res/misc.dart
+++ b/lib/data/res/misc.dart
@@ -1,3 +1 @@
-const serverMaxTryTimes = 7;
-
 final numReg = RegExp(r'\s{1,}');
--- a/lib/data/store/server.dart
+++ b/lib/data/store/server.dart
@@ -18,14 +18,15 @@ class ServerStore extends PersistentStore {
    return ss;
  }

-  void delete(ServerPrivateInfo s) {
-    box.delete(s.id);
+  void delete(String id) {
+    box.delete(id);
  }

  void update(ServerPrivateInfo old, ServerPrivateInfo newInfo) {
    if (!have(old)) {
      throw Exception('Old ServerPrivateInfo not found');
    }
+    delete(old.id);
    put(newInfo);
  }

--- a/lib/data/store/setting.dart
+++ b/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);
 }
--- a/lib/generated/intl/messages_en.dart
+++ b/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"),
--- a/lib/generated/intl/messages_zh.dart
+++ b/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"),
--- a/lib/generated/l10n.dart
+++ b/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(
--- a/lib/l10n/intl_en.arb
+++ b/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",
--- a/lib/l10n/intl_zh.arb
+++ b/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",
--- a/lib/view/page/server/detail.dart
+++ b/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,
            ),
          )
        ],
--- a/lib/view/page/server/edit.dart
+++ b/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();
                          },
--- a/lib/view/page/server/tab.dart
+++ b/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 =
-        cs == ServerConnectionState.failed && ss.failedInfo != null;
+    final hasError = cs == ServerState.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? failedInfo) {
+  String getTopRightStr(
+      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;
        }
--- a/lib/view/page/setting.dart
+++ b/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,
+        )
+      ],
+    );
+  }
 }
--- a/lib/view/page/sftp/view.dart
+++ b/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;
    }

--- a/lib/view/page/ssh.dart
+++ b/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(
-      value: _isDark ? SystemUiOverlayStyle.light : SystemUiOverlayStyle.dark,
-      child: Scaffold(
+    Widget child = Scaffold(
      backgroundColor: 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) {