Add padding for bottom little white tile

- make the refresh interval setting makes effect immediately.
- auto stop/restart status update when app goto background/resume

README.md

@@ -38,9 +38,9 @@ A new Flutter project which provide a chart view to display server status data.
 - [x] Private key store
 - [x] Server status detail page
 - [x] Theme switch
-- [ ] Execute snippet
+- [x] Execute snippet
 - [ ] Migrate from `ssh2` to `dartssh2`
-- [ ] Desktop support.
+- [ ] Desktop support
 
 ## Build
 Please use `make.dart` to build.

android/app/src/main/AndroidManifest.xml

@@ -1,6 +1,11 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="tech.lolli.toolbox">
-   <application
+
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+
+    <application
         android:label="ServerBox"
         android:icon="@mipmap/ic_launcher"
         android:allowBackup="true"

ios/Podfile.lock

@@ -5,6 +5,8 @@ PODS:
   - GZ-NMSSH (4.1.5)
   - path_provider (0.0.1):
     - Flutter
+  - r_upgrade (0.0.1):
+    - Flutter
   - ssh2 (2.2.3):
     - Flutter
     - GZ-NMSSH (~> 4.1.5)
@@ -15,6 +17,7 @@ DEPENDENCIES:
   - countly_flutter (from `.symlinks/plugins/countly_flutter/ios`)
   - Flutter (from `Flutter`)
   - path_provider (from `.symlinks/plugins/path_provider/ios`)
+  - r_upgrade (from `.symlinks/plugins/r_upgrade/ios`)
   - ssh2 (from `.symlinks/plugins/ssh2/ios`)
   - url_launcher (from `.symlinks/plugins/url_launcher/ios`)
 
@@ -29,6 +32,8 @@ EXTERNAL SOURCES:
     :path: Flutter
   path_provider:
     :path: ".symlinks/plugins/path_provider/ios"
+  r_upgrade:
+    :path: ".symlinks/plugins/r_upgrade/ios"
   ssh2:
     :path: ".symlinks/plugins/ssh2/ios"
   url_launcher:
@@ -39,6 +44,7 @@ SPEC CHECKSUMS:
   Flutter: 50d75fe2f02b26cc09d224853bb45737f8b3214a
   GZ-NMSSH: d749f8ae2fd0094b953cd1d5abd8e0cab3c93f8d
   path_provider: d1e9807085df1f9cc9318206cd649dc0b76be3de
+  r_upgrade: 44d715c61914cce3d01ea225abffe894fd51c114
   ssh2: 74165efc99417a075ecafd52caf93edadfb5eb60
   url_launcher: b6e016d912f04be9f5bf6e8e82dc599b7ba59649
 

lib/core/analysis.dart

@@ -6,7 +6,10 @@ class Analysis {
   static const _url = 'https://countly.xuty.cc';
   static const _key = '80372a2a66424b32d0ac8991bfa1ef058bd36b1f';
 
+  static bool _enabled = false;
+
   static Future<void> init(bool debug) async {
+    _enabled = true;
     await Countly.setLoggingEnabled(debug);
     await Countly.init(_url, _key);
     await Countly.start();
@@ -15,10 +18,14 @@ class Analysis {
   }
 
   static void recordView(String view) {
-    Countly.recordView(view);
+    if (_enabled) {
+      Countly.recordView(view);
+    }
   }
 
   static void recordException(Object exception, [bool fatal = false]) {
-    Countly.logException(exception.toString(), !fatal, null);
+    if (_enabled) {
+      Countly.logException(exception.toString(), !fatal, null);
+    }
   }
 }

lib/core/update.dart

@@ -4,6 +4,7 @@ import 'dart:io';
 
 import 'package:dio/dio.dart';
 import 'package:flutter/material.dart';
+import 'package:r_upgrade/r_upgrade.dart';
 import 'package:toolbox/core/utils.dart';
 import 'package:toolbox/data/provider/app.dart';
 import 'package:toolbox/data/res/build_data.dart';
@@ -41,6 +42,12 @@ Future<void> doUpdate(BuildContext context, {bool force = false}) async {
       update.min > BuildData.build
           ? 'Your version is too old. \nPlease update to v1.0.${update.newest}.'
           : 'Update: v1.0.${update.newest} available. \n${update.changelog}',
-      'Update',
-      () => openUrl(Platform.isAndroid ? update.android : update.ios));
+      'Update', () async {
+    if (Platform.isAndroid) {
+      await RUpgrade.upgrade(update.android,
+          fileName: update.android.split('/').last, isAutoRequestInstall: true);
+    } else if (Platform.isIOS) {
+      showSnackBar(context, const Text('Not support iOS now.'));
+    }
+  });
 }

lib/core/utils.dart

@@ -15,13 +15,13 @@ bool isDarkMode(BuildContext context) =>
 void showSnackBar(BuildContext context, Widget child) =>
     ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: child));
 
-void showSnackBarWithAction(
-    BuildContext context, String content, String action, Function onTap) {
+void showSnackBarWithAction(BuildContext context, String content, String action,
+    GestureTapCallback onTap) {
   ScaffoldMessenger.of(context).showSnackBar(SnackBar(
     content: Text(content),
     action: SnackBarAction(
       label: action,
-      onPressed: () => onTap,
+      onPressed: onTap,
     ),
   ));
 }

lib/data/model/server/memory.dart

@@ -5,5 +5,11 @@ class Memory {
   int shared;
   int cache;
   int avail;
-  Memory({required this.total, required this.used, required this.free, required this.shared, required this.cache, required this.avail});
+  Memory(
+      {required this.total,
+      required this.used,
+      required this.free,
+      required this.shared,
+      required this.cache,
+      required this.avail});
 }

lib/data/model/server/server_status.dart

@@ -37,7 +37,9 @@ class ServerStatus {
   List<DiskInfo> disk;
   TcpStatus tcp;
   NetSpeed netSpeed;
+  String? failedInfo;
 
   ServerStatus(this.cpu2Status, this.memory, this.sysVer, this.uptime,
-      this.disk, this.tcp, this.netSpeed);
+      this.disk, this.tcp, this.netSpeed,
+      {this.failedInfo});
 }

lib/data/provider/server.dart

@@ -13,6 +13,7 @@ import 'package:toolbox/data/model/server/disk_info.dart';
 import 'package:toolbox/data/model/server/server.dart';
 import 'package:toolbox/data/model/server/server_private_info.dart';
 import 'package:toolbox/data/model/server/server_status.dart';
+import 'package:toolbox/data/model/server/snippet.dart';
 import 'package:toolbox/data/model/server/tcp_status.dart';
 import 'package:toolbox/data/store/server.dart';
 import 'package:toolbox/data/store/setting.dart';
@@ -22,6 +23,8 @@ class ServerProvider extends BusyProvider {
   List<ServerInfo> _servers = [];
   List<ServerInfo> get servers => _servers;
 
+  Timer? _timer;
+
   final logger = Logger('ServerProvider');
 
   Memory get emptyMemory =>
@@ -94,11 +97,19 @@ class ServerProvider extends BusyProvider {
     final duration =
         locator<SettingStore>().serverStatusUpdateInterval.fetch()!;
     if (duration == 0) return;
-    Timer.periodic(Duration(seconds: duration), (_) async {
+    stopAutoRefresh();
+    _timer = Timer.periodic(Duration(seconds: duration), (_) async {
       await refreshData();
     });
   }
 
+  void stopAutoRefresh() {
+    if (_timer != null) {
+      _timer!.cancel();
+      _timer = null;
+    }
+  }
+
   void addServer(ServerPrivateInfo info) {
     _servers.add(genInfo(info));
     locator<ServerStore>().put(info);
@@ -140,6 +151,7 @@ class ServerProvider extends BusyProvider {
         notifyListeners();
       } catch (e) {
         _servers[idx].connectionState = ServerConnectionState.failed;
+        _servers[idx].status.failedInfo = e.toString().split(', ')[1];
         notifyListeners();
         logger.warning(e);
       }
@@ -290,4 +302,8 @@ class ServerProvider extends BusyProvider {
     }
     return emptyMemory;
   }
+
+  Future<String?> runSnippet(int idx, Snippet snippet) {
+    return _servers[idx].client.execute(snippet.script);
+  }
 }

lib/data/provider/snippet.dart

@@ -0,0 +1,32 @@
+import 'package:toolbox/core/provider_base.dart';
+import 'package:toolbox/data/model/server/snippet.dart';
+import 'package:toolbox/data/store/snippet.dart';
+import 'package:toolbox/locator.dart';
+
+class SnippetProvider extends BusyProvider {
+  List<Snippet> get snippets => _snippets;
+  late List<Snippet> _snippets;
+
+  void loadData() {
+    _snippets = locator<SnippetStore>().fetch();
+  }
+
+  void addInfo(Snippet snippet) {
+    _snippets.add(snippet);
+    locator<SnippetStore>().put(snippet);
+    notifyListeners();
+  }
+
+  void delInfo(Snippet snippet) {
+    _snippets.removeWhere((e) => e.name == snippet.name);
+    locator<SnippetStore>().delete(snippet);
+    notifyListeners();
+  }
+
+  void updateInfo(Snippet old, Snippet newOne) {
+    final idx = _snippets.indexWhere((e) => e.name == old.name);
+    _snippets[idx] = newOne;
+    locator<SnippetStore>().update(old, newOne);
+    notifyListeners();
+  }
+}

lib/data/res/build_data.dart

@@ -2,8 +2,8 @@
 
 class BuildData {
   static const String name = "ToolBox";
-  static const int build = 60;
-  static const String engine = "Flutter 2.5.3 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision 18116933e7 (3 weeks ago) • 2021-10-15 10:46:35 -0700\nEngine • revision d3ea636dc5\nTools • Dart 2.14.4\n";
-  static const String buildAt = "2021-11-02 20:36:41.010803";
+  static const int build = 70;
+  static const String engine = "Flutter 2.8.1 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision 77d935af4d (3 weeks ago) • 2021-12-16 08:37:33 -0800\nEngine • revision 890a5fca2e\nTools • Dart 2.15.1\n";
+  static const String buildAt = "2022-01-03 14:58:50.087508";
   static const int modifications = 2;
 }

lib/locator.dart

@@ -3,6 +3,7 @@ import 'package:toolbox/data/provider/app.dart';
 import 'package:toolbox/data/provider/debug.dart';
 import 'package:toolbox/data/provider/private_key.dart';
 import 'package:toolbox/data/provider/server.dart';
+import 'package:toolbox/data/provider/snippet.dart';
 import 'package:toolbox/data/service/app.dart';
 import 'package:toolbox/data/store/private_key.dart';
 import 'package:toolbox/data/store/server.dart';
@@ -19,6 +20,7 @@ void setupLocatorForProviders() {
   locator.registerSingleton(AppProvider());
   locator.registerSingleton(DebugProvider());
   locator.registerSingleton(ServerProvider());
+  locator.registerSingleton(SnippetProvider());
   locator.registerSingleton(PrivateKeyProvider());
 }
 

lib/main.dart

@@ -10,11 +10,13 @@ import 'package:toolbox/data/provider/app.dart';
 import 'package:toolbox/data/provider/debug.dart';
 import 'package:toolbox/data/provider/private_key.dart';
 import 'package:toolbox/data/provider/server.dart';
+import 'package:toolbox/data/provider/snippet.dart';
 import 'package:toolbox/locator.dart';
 
 Future<void> initApp() async {
   await Hive.initFlutter();
   await setupLocator();
+  locator<SnippetProvider>().loadData();
   locator<PrivateKeyProvider>().loadData();
 
   ///设置Logger
@@ -62,6 +64,7 @@ Future<void> main() async {
           ChangeNotifierProvider(create: (_) => locator<AppProvider>()),
           ChangeNotifierProvider(create: (_) => locator<DebugProvider>()),
           ChangeNotifierProvider(create: (_) => locator<ServerProvider>()),
+          ChangeNotifierProvider(create: (_) => locator<SnippetProvider>()),
           ChangeNotifierProvider(create: (_) => locator<PrivateKeyProvider>()),
         ],
         child: const MyApp(),

lib/view/page/home.dart

@@ -13,7 +13,7 @@ import 'package:toolbox/data/res/url.dart';
 import 'package:toolbox/locator.dart';
 import 'package:toolbox/view/page/convert.dart';
 import 'package:toolbox/view/page/debug.dart';
-import 'package:toolbox/view/page/private_key/stored.dart';
+import 'package:toolbox/view/page/private_key/list.dart';
 import 'package:toolbox/view/page/server/tab.dart';
 import 'package:toolbox/view/page/setting.dart';
 import 'package:toolbox/view/page/snippet/list.dart';
@@ -31,16 +31,37 @@ class _MyHomePageState extends State<MyHomePage>
     with
         AutomaticKeepAliveClientMixin,
         SingleTickerProviderStateMixin,
-        AfterLayoutMixin {
+        AfterLayoutMixin,
+        WidgetsBindingObserver {
   final List<String> _tabs = ['Servers', 'En/Decode'];
   late final TabController _tabController;
+  late final ServerProvider _serverProvider;
 
   @override
   void initState() {
     super.initState();
+    _serverProvider = locator<ServerProvider>();
+    WidgetsBinding.instance?.addObserver(this);
     _tabController = TabController(length: _tabs.length, vsync: this);
   }
 
+  @override
+  void dispose() {
+    super.dispose();
+    WidgetsBinding.instance?.removeObserver(this);
+  }
+
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    super.didChangeAppLifecycleState(state);
+    if (state == AppLifecycleState.paused) {
+      _serverProvider.stopAutoRefresh();
+    }
+    if (state == AppLifecycleState.resumed) {
+      _serverProvider.startAutoRefresh();
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     setTransparentNavigationBar(context);
@@ -92,8 +113,7 @@ class _MyHomePageState extends State<MyHomePage>
             leading: const Icon(Icons.snippet_folder),
             title: const Text('Snippet'),
             onTap: () =>
-                AppRoute(const SnippetListPage(), 'snippet list')
-                    .go(context),
+                AppRoute(const SnippetListPage(), 'snippet list').go(context),
           ),
           AboutListTile(
             icon: const Icon(Icons.text_snippet),

lib/view/page/private_key/edit.dart

@@ -1,5 +1,6 @@
 import 'package:after_layout/after_layout.dart';
 import 'package:flutter/material.dart';
+import 'package:toolbox/core/utils.dart';
 import 'package:toolbox/data/model/server/private_key_info.dart';
 import 'package:toolbox/data/provider/private_key.dart';
 import 'package:toolbox/locator.dart';
@@ -70,8 +71,15 @@ class _PrivateKeyEditPageState extends State<PrivateKeyEditPage>
       floatingActionButton: FloatingActionButton(
         child: const Icon(Icons.send),
         onPressed: () {
-          final info = PrivateKeyInfo(
-              nameController.text, keyController.text, pwdController.text);
+          final name = nameController.text;
+          final key = keyController.text;
+          final pwd = pwdController.text;
+          if (name.isEmpty || key.isEmpty || pwd.isEmpty) {
+            showSnackBar(
+                context, const Text('Three fields must not be empty.'));
+            return;
+          }
+          final info = PrivateKeyInfo(name, key, pwd);
           if (widget.info != null) {
             _provider.updateInfo(widget.info!, info);
           } else {

lib/view/page/server/detail.dart

@@ -44,12 +44,16 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     return Scaffold(
       appBar: AppBar(
         title: Text(si.info.name),
-        actions: [IconButton(onPressed: () => AppRoute(
-                  ServerEditPage(
-                    spi: si.info,
-                  ),
-                  'Edit server info page')
-              .go(context), icon: const Icon(Icons.edit))],
+        actions: [
+          IconButton(
+              onPressed: () => AppRoute(
+                      ServerEditPage(
+                        spi: si.info,
+                      ),
+                      'Edit server info page')
+                  .go(context),
+              icon: const Icon(Icons.edit))
+        ],
       ),
       body: ListView(
         padding: const EdgeInsets.all(17),
@@ -60,7 +64,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
           _buildCPUView(si.status),
           _buildDiskView(si.status),
           _buildMemView(si.status),
-          _buildNetView(si.status.netSpeed)
+          _buildNetView(si.status.netSpeed),
+          SizedBox(height: _media.padding.bottom),
         ],
       ),
     );
@@ -180,6 +185,20 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     ));
   }
 
+  String convertMB(int mb) {
+    const suffix = ['MB', 'GB', 'TB'];
+    double value = mb.toDouble();
+    int squareTimes = 0;
+    for (; value / 1024 > 1 && squareTimes < 3; squareTimes++) {
+      value /= 1024;
+    }
+    var finalValue = value.toStringAsFixed(1);
+    if (finalValue.endsWith('.0')) {
+      finalValue = finalValue.replaceFirst('.0', '');
+    }
+    return '$finalValue ${suffix[squareTimes]}';
+  }
+
   Widget _buildMemView(ServerStatus ss) {
     final pColor = primaryColor;
     final used = ss.memory.used / ss.memory.total;
@@ -193,9 +212,11 @@ class _ServerDetailPageState extends State<ServerDetailPage>
           Row(
             mainAxisAlignment: MainAxisAlignment.spaceBetween,
             children: [
-              _buildMemExplain('Used', pColor),
-              _buildMemExplain('Cache', pColor.withAlpha(77)),
-              _buildMemExplain('Avail', progressColor.resolve(context))
+              _buildMemExplain(convertMB(ss.memory.used), pColor),
+              _buildMemExplain(
+                  convertMB(ss.memory.cache), pColor.withAlpha(77)),
+              _buildMemExplain(convertMB(ss.memory.total - ss.memory.used),
+                  progressColor.resolve(context))
             ],
           ),
           const SizedBox(
@@ -215,7 +236,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
                   // memory.total == 1: failed to get mem, now mem = [emptyMemory] which is initial value.
                   value: ss.memory.total == 1
                       ? 0
-                      : ss.memory.cache / ss.memory.total,
+                      : ss.memory.cache / (ss.memory.total - ss.memory.used),
                   backgroundColor: progressColor.resolve(context),
                   color: pColor.withAlpha(77),
                 ),
@@ -227,7 +248,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
     ));
   }
 
-  Widget _buildMemExplain(String type, Color color) {
+  Widget _buildMemExplain(String value, Color color) {
     return Row(
       children: [
         Container(
@@ -236,7 +257,12 @@ class _ServerDetailPageState extends State<ServerDetailPage>
           width: 11,
         ),
         const SizedBox(width: 4),
-        Text(type, style: style11, textScaleFactor: 1.0)
+        Text(
+          value,
+          style: style11,
+          textScaleFactor: 1.0,
+          textAlign: TextAlign.center,
+        )
       ],
     );
   }

lib/view/page/server/edit.dart

@@ -59,6 +59,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
                             onPressed: () {
                               _serverProvider.delServer(widget.spi!);
                               Navigator.of(context).pop();
+                              Navigator.of(context).pop();
                             },
                             child: const Text(
                               'Yes',

lib/view/page/server/tab.dart

@@ -1,15 +1,17 @@
 import 'package:after_layout/after_layout.dart';
 import 'package:circle_chart/circle_chart.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/widgets.dart';
 import 'package:flutter_staggered_animations/flutter_staggered_animations.dart';
 import 'package:get_it/get_it.dart';
+import 'package:marquee/marquee.dart';
 import 'package:provider/provider.dart';
+import 'package:pull_to_refresh/pull_to_refresh.dart';
 import 'package:toolbox/core/route.dart';
 import 'package:toolbox/data/model/server/server.dart';
 import 'package:toolbox/data/model/server/server_connection_state.dart';
 import 'package:toolbox/data/model/server/server_status.dart';
 import 'package:toolbox/data/provider/server.dart';
+import 'package:toolbox/data/res/color.dart';
 import 'package:toolbox/data/store/setting.dart';
 import 'package:toolbox/locator.dart';
 import 'package:toolbox/view/page/server/detail.dart';
@@ -27,6 +29,7 @@ class _ServerPageState extends State<ServerPage>
   late MediaQueryData _media;
   late ThemeData _theme;
   late Color _primaryColor;
+  late RefreshController _refreshController;
 
   late ServerProvider _serverProvider;
 
@@ -34,6 +37,7 @@ class _ServerPageState extends State<ServerPage>
   void initState() {
     super.initState();
     _serverProvider = locator<ServerProvider>();
+    _refreshController = RefreshController();
   }
 
   @override
@@ -41,41 +45,54 @@ class _ServerPageState extends State<ServerPage>
     super.didChangeDependencies();
     _media = MediaQuery.of(context);
     _theme = Theme.of(context);
-    _primaryColor = Color(locator<SettingStore>().primaryColor.fetch()!);
+    _primaryColor = primaryColor;
   }
 
   @override
   Widget build(BuildContext context) {
     super.build(context);
-    return Scaffold(
-      body: Consumer<ServerProvider>(builder: (_, pro, __) {
-        if (pro.servers.isEmpty) {
-          return const Center(
-            child: Text(
-              'There is no server.\nClick the fab to add one.',
-              textAlign: TextAlign.center,
-            ),
-          );
-        }
-        return SingleChildScrollView(
-          padding: const EdgeInsets.symmetric(horizontal: 7),
-          child: AnimationLimiter(
-              child: Column(
-                  children: AnimationConfiguration.toStaggeredList(
-            duration: const Duration(milliseconds: 377),
-            childAnimationBuilder: (widget) => SlideAnimation(
-              verticalOffset: 50.0,
-              child: FadeInAnimation(
-                child: widget,
-              ),
-            ),
-            children: [
-              const SizedBox(height: 13),
-              ...pro.servers.map((e) => _buildEachServerCard(e))
-            ],
-          ))),
+    final autoUpdate =
+        locator<SettingStore>().serverStatusUpdateInterval.fetch() != 0;
+    final child = Consumer<ServerProvider>(builder: (_, pro, __) {
+      if (pro.servers.isEmpty) {
+        return const Center(
+          child: Text(
+            'There is no server.\nClick the fab to add one.',
+            textAlign: TextAlign.center,
+          ),
         );
-      }),
+      }
+      return SingleChildScrollView(
+        padding: const EdgeInsets.symmetric(horizontal: 7),
+        child: AnimationLimiter(
+            child: Column(
+                children: AnimationConfiguration.toStaggeredList(
+          duration: const Duration(milliseconds: 377),
+          childAnimationBuilder: (widget) => SlideAnimation(
+            verticalOffset: 77.0,
+            child: FadeInAnimation(
+              child: widget,
+            ),
+          ),
+          children: [
+            const SizedBox(height: 13),
+            ...pro.servers.map((e) => _buildEachServerCard(e)),
+            SizedBox(height: _media.padding.bottom),
+          ],
+        ))),
+      );
+    });
+    return Scaffold(
+      body: autoUpdate
+          ? child
+          : SmartRefresher(
+              controller: _refreshController,
+              child: child,
+              onRefresh: () async {
+                await _serverProvider.refreshData();
+                _refreshController.refreshCompleted();
+              },
+            ),
       floatingActionButton: FloatingActionButton(
         onPressed: () =>
             AppRoute(const ServerEditPage(), 'Add server info page')
@@ -91,11 +108,11 @@ class _ServerPageState extends State<ServerPage>
     return Card(
       child: InkWell(
         onLongPress: () => AppRoute(
-                  ServerEditPage(
-                    spi: si.info,
-                  ),
-                  'Edit server info page')
-              .go(context),
+                ServerEditPage(
+                  spi: si.info,
+                ),
+                'Edit server info page')
+            .go(context),
         child: Padding(
           padding: const EdgeInsets.all(13),
           child:
@@ -113,6 +130,12 @@ class _ServerPageState extends State<ServerPage>
     final rootDisk =
         ss.disk.firstWhere((element) => element.mountLocation == '/');
 
+    final topRightStr =
+        getTopRightStr(cs, ss.cpu2Status.temp, ss.uptime, ss.failedInfo);
+    final hasError = cs == ServerConnectionState.failed && ss.failedInfo != null;
+    final style = TextStyle(
+        color: _theme.textTheme.bodyText1!.color!.withAlpha(100), fontSize: 11);
+
     return Column(
       crossAxisAlignment: CrossAxisAlignment.start,
       children: [
@@ -124,11 +147,20 @@ class _ServerPageState extends State<ServerPage>
               style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 12),
               textScaleFactor: 1.0,
             ),
-            Text(getTopRightStr(cs, ss.cpu2Status.temp, ss.uptime),
-                textScaleFactor: 1.0,
-                style: TextStyle(
-                    color: _theme.textTheme.bodyText1!.color!.withAlpha(100),
-                    fontSize: 11))
+            hasError
+                ? ConstrainedBox(
+                    constraints: BoxConstraints(
+                        maxWidth: _media.size.width * 0.57, maxHeight: 17),
+                    child: Marquee(
+                        accelerationDuration: const Duration(seconds: 3),
+                        accelerationCurve: Curves.linear,
+                        decelerationDuration: const Duration(seconds: 3),
+                        decelerationCurve: Curves.linear,
+                        text: topRightStr,
+                        textScaleFactor: 1.0,
+                        style: style),
+                  )
+                : Text(topRightStr, style: style, textScaleFactor: 1.0),
           ],
         ),
         const SizedBox(
@@ -149,7 +181,8 @@ class _ServerPageState extends State<ServerPage>
     );
   }
 
-  String getTopRightStr(ServerConnectionState cs, String temp, String upTime) {
+  String getTopRightStr(ServerConnectionState cs, String temp, String upTime,
+      String? failedInfo) {
     switch (cs) {
       case ServerConnectionState.disconnected:
         return 'Disconnected';
@@ -158,7 +191,7 @@ class _ServerPageState extends State<ServerPage>
       case ServerConnectionState.connecting:
         return 'Connecting...';
       case ServerConnectionState.failed:
-        return 'Failed';
+        return failedInfo ?? 'Failed';
       default:
         return 'Unknown State';
     }

lib/view/page/setting.dart

@@ -3,6 +3,7 @@ import 'package:flutter_material_color_picker/flutter_material_color_picker.dart
 import 'package:provider/provider.dart';
 import 'package:toolbox/core/update.dart';
 import 'package:toolbox/data/provider/app.dart';
+import 'package:toolbox/data/provider/server.dart';
 import 'package:toolbox/data/res/build_data.dart';
 import 'package:toolbox/data/res/color.dart';
 import 'package:toolbox/data/store/setting.dart';
@@ -22,6 +23,7 @@ class _SettingPageState extends State<SettingPage> {
   double _intervalValue = 0;
   late Color priColor;
   static const textStyle = TextStyle(fontSize: 14);
+  late final ServerProvider _serverProvider;
 
   @override
   void didChangeDependencies() {
@@ -32,6 +34,7 @@ class _SettingPageState extends State<SettingPage> {
   @override
   void initState() {
     super.initState();
+    _serverProvider = locator<ServerProvider>();
     _store = locator<SettingStore>();
     _intervalValue = _store.serverStatusUpdateInterval.fetch()!.toDouble();
   }
@@ -66,10 +69,14 @@ class _SettingPageState extends State<SettingPage> {
         display = 'Current: v1.0.${BuildData.build}';
       }
       return ListTile(
-        contentPadding: EdgeInsets.zero,
-        trailing: const Icon(Icons.keyboard_arrow_right),
-          title: Text(display, style: textStyle,
-        textAlign: TextAlign.start,), onTap: () => doUpdate(context, force: true));
+          contentPadding: EdgeInsets.zero,
+          trailing: const Icon(Icons.keyboard_arrow_right),
+          title: Text(
+            display,
+            style: textStyle,
+            textAlign: TextAlign.start,
+          ),
+          onTap: () => doUpdate(context, force: true));
     });
   }
 
@@ -84,7 +91,7 @@ class _SettingPageState extends State<SettingPage> {
         textAlign: TextAlign.start,
       ),
       subtitle: const Text(
-        'Will take effect the next time app launches.',
+        'Will take effect immediately.',
         style: TextStyle(color: Colors.grey),
       ),
       trailing: Text('${_intervalValue.toInt()} s'),
@@ -100,8 +107,10 @@ class _SettingPageState extends State<SettingPage> {
               _intervalValue = newValue;
             });
           },
-          onChangeEnd: (val) =>
-              _store.serverStatusUpdateInterval.put(val.toInt()),
+          onChangeEnd: (val) {
+            _store.serverStatusUpdateInterval.put(val.toInt());
+            _serverProvider.startAutoRefresh();
+          },
           label: '${_intervalValue.toInt()} seconds',
           divisions: 10,
         ),
@@ -109,7 +118,11 @@ class _SettingPageState extends State<SettingPage> {
           height: 3,
         ),
         _intervalValue == 0.0
-            ? const Text('You set to 0, will not update automatically.')
+            ? const Text(
+                'You set to 0, will not update automatically.\nYou can pull to refresh manually.',
+                style: TextStyle(color: Colors.grey),
+                textAlign: TextAlign.center,
+              )
             : const SizedBox(),
         const SizedBox(
           height: 13,

lib/view/page/snippet/edit.dart

@@ -1,15 +1,91 @@
+import 'package:after_layout/after_layout.dart';
 import 'package:flutter/material.dart';
+import 'package:toolbox/core/utils.dart';
+import 'package:toolbox/data/model/server/snippet.dart';
+import 'package:toolbox/data/provider/snippet.dart';
+import 'package:toolbox/locator.dart';
+import 'package:toolbox/view/widget/input_decoration.dart';
 
 class SnippetEditPage extends StatefulWidget {
-  const SnippetEditPage({Key? key}) : super(key: key);
+  const SnippetEditPage({Key? key, this.snippet}) : super(key: key);
+
+  final Snippet? snippet;
 
   @override
   _SnippetEditPageState createState() => _SnippetEditPageState();
 }
 
-class _SnippetEditPageState extends State<SnippetEditPage> {
+class _SnippetEditPageState extends State<SnippetEditPage>
+    with AfterLayoutMixin {
+  final nameController = TextEditingController();
+  final scriptController = TextEditingController();
+
+  late SnippetProvider _provider;
+
+  @override
+  void initState() {
+    super.initState();
+    _provider = locator<SnippetProvider>();
+  }
+
   @override
   Widget build(BuildContext context) {
-    return Scaffold(appBar: AppBar(title: const Text('Snippet Edit'),), body: const Center(child: Text('Developing'),),);
+    return Scaffold(
+      appBar: AppBar(title: const Text('Edit'), actions: [
+        widget.snippet != null
+            ? IconButton(
+                onPressed: () {
+                  _provider.delInfo(widget.snippet!);
+                  Navigator.of(context).pop();
+                },
+                icon: const Icon(Icons.delete))
+            : const SizedBox()
+      ]),
+      body: ListView(
+        padding: const EdgeInsets.all(13),
+        children: [
+          TextField(
+            controller: nameController,
+            keyboardType: TextInputType.text,
+            decoration: buildDecoration('Name', icon: Icons.info),
+          ),
+          TextField(
+            controller: scriptController,
+            autocorrect: false,
+            minLines: 3,
+            maxLines: 10,
+            keyboardType: TextInputType.text,
+            enableSuggestions: false,
+            decoration: buildDecoration('Snippet', icon: Icons.code),
+          ),
+        ],
+      ),
+      floatingActionButton: FloatingActionButton(
+        child: const Icon(Icons.send),
+        onPressed: () {
+          final name = nameController.text;
+          final script = scriptController.text;
+          if (name.isEmpty || script.isEmpty) {
+            showSnackBar(context, const Text('Two fields must not be empty.'));
+            return;
+          }
+          final snippet = Snippet(name, script);
+          if (widget.snippet != null) {
+            _provider.updateInfo(widget.snippet!, snippet);
+          } else {
+            _provider.addInfo(snippet);
+          }
+          Navigator.of(context).pop();
+        },
+      ),
+    );
+  }
+
+  @override
+  void afterFirstLayout(BuildContext context) {
+    if (widget.snippet != null) {
+      nameController.text = widget.snippet!.name;
+      scriptController.text = widget.snippet!.script;
+    }
   }
 }

lib/view/page/snippet/list.dart

@@ -1,4 +1,14 @@
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
+import 'package:toolbox/core/route.dart';
+import 'package:toolbox/core/utils.dart';
+import 'package:toolbox/data/model/server/snippet.dart';
+import 'package:toolbox/data/provider/server.dart';
+import 'package:toolbox/data/provider/snippet.dart';
+import 'package:toolbox/data/res/color.dart';
+import 'package:toolbox/locator.dart';
+import 'package:toolbox/view/page/snippet/edit.dart';
+import 'package:toolbox/view/widget/round_rect_card.dart';
 
 class SnippetListPage extends StatefulWidget {
   const SnippetListPage({Key? key}) : super(key: key);
@@ -8,8 +18,122 @@ class SnippetListPage extends StatefulWidget {
 }
 
 class _SnippetListPageState extends State<SnippetListPage> {
+  int _selectedIndex = 0;
+
+  final _textStyle = TextStyle(color: primaryColor);
   @override
   Widget build(BuildContext context) {
-    return Scaffold(appBar: AppBar(title: const Text('Snippet List'),), body: const Center(child: Text('Developing'),),);
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Snippet List'),
+      ),
+      body: _buildBody(),
+      floatingActionButton: FloatingActionButton(
+        child: const Icon(Icons.add),
+        onPressed: () =>
+            AppRoute(const SnippetEditPage(), 'snippet edit page').go(context),
+      ),
+    );
+  }
+
+  Widget _buildBody() {
+    return Consumer<SnippetProvider>(
+      builder: (_, key, __) {
+        return key.snippets.isNotEmpty
+            ? ListView.builder(
+                padding: const EdgeInsets.all(13),
+                itemCount: key.snippets.length,
+                itemExtent: 57,
+                itemBuilder: (context, idx) {
+                  return RoundRectCard(Row(
+                    crossAxisAlignment: CrossAxisAlignment.center,
+                    mainAxisAlignment: MainAxisAlignment.spaceBetween,
+                    children: [
+                      Text(
+                        key.snippets[idx].name,
+                        textAlign: TextAlign.center,
+                      ),
+                      Row(children: [
+                        TextButton(
+                            onPressed: () => AppRoute(
+                                    SnippetEditPage(snippet: key.snippets[idx]),
+                                    'snippet edit page')
+                                .go(context),
+                            child: Text(
+                              'Edit',
+                              style: _textStyle,
+                            )),
+                        TextButton(
+                            onPressed: () => _showRunDialog(key.snippets[idx]),
+                            child: Text(
+                              'Run',
+                              style: _textStyle,
+                            ))
+                      ])
+                    ],
+                  ));
+                })
+            : const Center(child: Text('No saved snippets.'));
+      },
+    );
+  }
+
+  void _showRunDialog(Snippet snippet) {
+    showRoundDialog(context, 'Choose destination',
+        Consumer<ServerProvider>(builder: (_, provider, __) {
+      if (provider.servers.isEmpty) {
+        return const Text('No server available');
+      }
+      return SizedBox(
+          height: 111,
+          child: Stack(children: [
+            Positioned(
+              child: Container(
+                height: 37,
+                decoration: const BoxDecoration(
+                  borderRadius: BorderRadius.all(Radius.circular(7)),
+                  color: Colors.black12,
+                ),
+              ),
+              top: 36,
+              bottom: 36,
+              left: 0,
+              right: 0,
+            ),
+            ListWheelScrollView.useDelegate(
+              itemExtent: 37,
+              diameterRatio: 1.2,
+              controller: FixedExtentScrollController(initialItem: 0),
+              onSelectedItemChanged: (idx) => _selectedIndex = idx,
+              physics: const FixedExtentScrollPhysics(),
+              childDelegate: ListWheelChildBuilderDelegate(
+                  builder: (context, index) => Center(
+                        child: Text(
+                          provider.servers[index].info.name,
+                          textAlign: TextAlign.center,
+                        ),
+                      ),
+                  childCount: provider.servers.length),
+            )
+          ]));
+    }), [
+      TextButton(
+          onPressed: () async {
+            final result = await locator<ServerProvider>()
+                .runSnippet(_selectedIndex, snippet);
+            if (result != null) {
+              showRoundDialog(context, 'Result',
+                  Text(result, style: const TextStyle(fontSize: 13)), [
+                TextButton(
+                    onPressed: () => Navigator.of(context).pop(),
+                    child: const Text('Close'))
+              ]);
+            }
+          },
+          child: const Text('Run')),
+      TextButton(
+          onPressed: () => Navigator.of(context).pop(),
+          child: const Text('Cancel')),
+    ]);
   }
 }

pubspec.lock

@@ -28,7 +28,7 @@ packages:
       name: async
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.8.1"
+    version: "2.8.2"
   boolean_selector:
     dependency: transitive
     description:
@@ -42,7 +42,7 @@ packages:
       name: characters
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "1.1.0"
+    version: "1.2.0"
   charcode:
     dependency: transitive
     description:
@@ -117,6 +117,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "3.1.0"
+  fading_edge_scrollview:
+    dependency: transitive
+    description:
+      name: fading_edge_scrollview
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.1"
   fake_async:
     dependency: transitive
     description:
@@ -258,13 +265,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.2"
+  marquee:
+    dependency: "direct main"
+    description:
+      name: marquee
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.2.0"
   matcher:
     dependency: transitive
     description:
       name: matcher
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.12.10"
+    version: "0.12.11"
   meta:
     dependency: transitive
     description:
@@ -363,6 +377,20 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "6.0.1"
+  pull_to_refresh:
+    dependency: "direct main"
+    description:
+      name: pull_to_refresh
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "2.0.0"
+  r_upgrade:
+    dependency: "direct main"
+    description:
+      name: r_upgrade
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.3.6"
   sky_engine:
     dependency: transitive
     description: flutter
@@ -416,7 +444,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.2"
+    version: "0.4.3"
   typed_data:
     dependency: transitive
     description:
@@ -486,7 +514,7 @@ packages:
       name: vector_math
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "2.1.0"
+    version: "2.1.1"
   win32:
     dependency: transitive
     description:

pubspec.yaml

@@ -51,6 +51,9 @@ dependencies:
       url: https://github.com/LollipopKit/circle_chart
       ref: main
   clipboard: ^0.1.3
+  r_upgrade: ^0.3.6
+  pull_to_refresh: ^2.0.0
+  marquee: ^2.2.0
 
 
 dev_dependencies: