初始化服务器状态页

android/app/build.gradle

@@ -44,7 +44,7 @@ android {
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
         applicationId "tech.lolli.toolbox"
-        minSdkVersion 17
+        minSdkVersion 21
         targetSdkVersion 30
         versionCode flutterVersionCode.toInteger()
         versionName flutterVersionName

android/build.gradle

@@ -6,7 +6,7 @@ buildscript {
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.1.0'
+        classpath 'com.android.tools.build:gradle:7.0.2'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }

android/gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.0.2-all.zip

lib/app.dart

@@ -1,5 +1,5 @@
 import 'package:flutter/material.dart';
-import 'package:toolbox/page/home.dart';
+import 'package:toolbox/view/page/home.dart';
 
 class MyApp extends StatelessWidget {
   const MyApp({Key? key}) : super(key: key);

lib/data/store/server.dart

@@ -0,0 +1 @@
+

lib/view/page/convert.dart

@@ -3,14 +3,14 @@ import 'dart:convert';
 import 'package:flutter/material.dart';
 import 'package:flutter_staggered_animations/flutter_staggered_animations.dart';
 
-class EncodePage extends StatefulWidget {
-  const EncodePage({Key? key}) : super(key: key);
+class ConvertPage extends StatefulWidget {
+  const ConvertPage({Key? key}) : super(key: key);
 
   @override
-  _EncodePageState createState() => _EncodePageState();
+  _ConvertPageState createState() => _ConvertPageState();
 }
 
-class _EncodePageState extends State<EncodePage>
+class _ConvertPageState extends State<ConvertPage>
     with AutomaticKeepAliveClientMixin {
   late TextEditingController _textEditingController;
   late TextEditingController _textEditingControllerResult;
@@ -106,11 +106,8 @@ class _EncodePageState extends State<EncodePage>
           child: SizedBox(
             width: _media.size.width * 0.2,
             child: Row(
-            children: const [
-              Icon(Icons.change_circle),
-              Text('上下交换')
-            ],
-          ),
+              children: const [Icon(Icons.change_circle), Text('上下交换')],
+            ),
           ),
           onPressed: () {
             final temp = _textEditingController.text;
@@ -120,14 +117,9 @@ class _EncodePageState extends State<EncodePage>
         ),
         title: SizedBox(
           width: _media.size.width * 0.4,
-          child: Row(
-            children: [
-              const VerticalDivider(width: 2, thickness: 2, indent: 2, endIndent: 2,),
-              Text(
-          _typeOption[_typeOptionIndex],
-          style: const TextStyle(fontSize: 16.0, fontWeight: FontWeight.w500),
-        )
-            ],
+          child: Text(
+            _typeOption[_typeOptionIndex],
+            style: const TextStyle(fontSize: 16.0, fontWeight: FontWeight.w500),
           ),
         ),
         children: _typeOption

lib/view/page/home.dart

@@ -1,8 +1,9 @@
 import 'package:flutter/material.dart';
 import 'package:toolbox/core/route.dart';
 import 'package:toolbox/data/res/build_data.dart';
-import 'package:toolbox/page/convert.dart';
-import 'package:toolbox/page/debug.dart';
+import 'package:toolbox/view/page/convert.dart';
+import 'package:toolbox/view/page/debug.dart';
+import 'package:toolbox/view/page/server.dart';
 
 class MyHomePage extends StatefulWidget {
   const MyHomePage({Key? key, required this.title}) : super(key: key);
@@ -14,7 +15,7 @@ class MyHomePage extends StatefulWidget {
 
 class _MyHomePageState extends State<MyHomePage>
     with AutomaticKeepAliveClientMixin, SingleTickerProviderStateMixin {
-  final List<String> _tabs = ['编码', 'Ping', '1', '2', '3'];
+  final List<String> _tabs = ['服务器', '编/解码', '1', '2', '3'];
   late final TabController _tabController;
 
   @override
@@ -40,11 +41,11 @@ class _MyHomePageState extends State<MyHomePage>
       ),
       drawer: _buildDrawer(),
       body: TabBarView(controller: _tabController, children: const [
-        EncodePage(),
-        EncodePage(),
-        EncodePage(),
-        EncodePage(),
-        EncodePage()
+        ServerPage(),
+        ConvertPage(),
+        ConvertPage(),
+        ConvertPage(),
+        ConvertPage()
       ]),
     );
   }
@@ -57,6 +58,7 @@ class _MyHomePageState extends State<MyHomePage>
           UserAccountsDrawerHeader(
             accountName: const Text('ToolBox'),
             accountEmail: Text(_buildVersionStr()),
+            currentAccountPicture: _buildIcon(const Color(0x00083963)),
           ),
           const ListTile(
             leading: Icon(Icons.settings),
@@ -67,8 +69,9 @@ class _MyHomePageState extends State<MyHomePage>
             child: const Text('开源证书'),
             applicationName: BuildData.name,
             applicationVersion: _buildVersionStr(),
+            applicationIcon: _buildIcon(Colors.transparent),
             aboutBoxChildren: const [
-              Text('''\nMade with ❤️ by Toast Studio .
+              Text('''\nMade with Love.
             \nAll rights reserved.'''),
             ],
           ),
@@ -77,6 +80,13 @@ class _MyHomePageState extends State<MyHomePage>
     );
   }
 
+  Widget _buildIcon(Color c) {
+    return CircleAvatar(
+      child: Image.asset('assets/app_icon.jpg'),
+      backgroundColor: c,
+    );
+  }
+
   String _buildVersionStr() {
     return 'Ver: 1.0.${BuildData.build}';
   }

lib/view/page/server.dart

@@ -0,0 +1,175 @@
+import 'package:charts_flutter/flutter.dart' as chart;
+import 'package:flutter/material.dart';
+import 'package:flutter/widgets.dart';
+import 'package:flutter_staggered_animations/flutter_staggered_animations.dart';
+import 'package:ssh2/ssh2.dart';
+import 'package:toolbox/core/utils.dart';
+import 'package:toolbox/view/widget/circle_pie.dart';
+
+class ServerPage extends StatefulWidget {
+  const ServerPage({Key? key}) : super(key: key);
+
+  @override
+  _ServerPageState createState() => _ServerPageState();
+}
+
+class _ServerPageState extends State<ServerPage>
+    with AutomaticKeepAliveClientMixin {
+  late MediaQueryData _media;
+  late ThemeData _theme;
+
+  @override
+  void initState() {
+    super.initState();
+  }
+
+  @override
+  void didChangeDependencies() {
+    super.didChangeDependencies();
+    _media = MediaQuery.of(context);
+    _theme = Theme.of(context);
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    super.build(context);
+    return Scaffold(
+      body: GestureDetector(
+        child: 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), ..._buildServerCards()],
+          ))),
+        ),
+        onTap: () => FocusScope.of(context).requestFocus(FocusNode()),
+      ),
+      floatingActionButton: FloatingActionButton(
+        onPressed: () {
+          showSnackBar(context, const Text(''));
+        },
+        tooltip: 'add a server',
+        child: const Icon(Icons.add),
+      ),
+    );
+  }
+
+  Future<List<String>>? _getData() async {
+    final client = SSHClient(
+      host: '',
+      port: 0,
+      username: '',
+      passwordOrKey: '',
+    );
+    await client.connect();
+    final cpu = await client.execute(
+            "top -bn1 | grep load | awk '{printf \"%.2f\", \$(NF-2)}'") ??
+        'failed';
+    final mem = await client
+            .execute("free -m | awk 'NR==2{printf \"%s/%sMB\", \$3,\$2}'") ??
+        'failed';
+    return [cpu.trim(), mem.trim()];
+  }
+
+  Widget _buildEachServerCard() {
+    return FutureBuilder<List<String>>(
+      future: _getData(),
+      builder: (BuildContext context, AsyncSnapshot<List<String>> snapshot) {
+        if (snapshot.connectionState == ConnectionState.done) {
+          if (snapshot.hasError) {
+            return Text("Error: ${snapshot.error}");
+          } else {
+            return _buildEachCardContent(snapshot);
+          }
+        } else {
+          return const CircularProgressIndicator();
+        }
+      },
+    );
+  }
+
+  Widget _buildEachCardContent(AsyncSnapshot snapshot) {
+    final cpuPercent = double.parse(snapshot.data![0]) * 100;
+    final memSplit = snapshot.data![1].replaceFirst('MB', '').split('/');
+    final memPercent = int.parse(memSplit[0]) / int.parse(memSplit[1]) * 100;
+    final cpuData = [
+      IndexPercent(0, cpuPercent.toInt()),
+    ];
+    final memData = [
+      IndexPercent(0, memPercent.toInt()),
+    ];
+    return Card(
+      child: Padding(padding:const EdgeInsets.all(13) , child: Column(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        children: [
+          Text(' Jilin', style: TextStyle(fontWeight: FontWeight.bold),), 
+          const SizedBox(height: 7,),
+          Row(
+      mainAxisAlignment: MainAxisAlignment.spaceBetween,
+      children: [
+        _buildPercentCircle(cpuPercent, 'CPU', [
+          chart.Series<IndexPercent, int>(
+            id: 'CPU',
+            domainFn: (IndexPercent cpu, _) => cpu.id,
+            measureFn: (IndexPercent cpu, _) => cpu.percent,
+            data: cpuData,
+          )
+        ]),
+        _buildPercentCircle(memPercent, 'MEM', [
+          chart.Series<IndexPercent, int>(
+            id: 'MEM',
+            domainFn: (IndexPercent sales, _) => sales.id,
+            measureFn: (IndexPercent sales, _) => sales.percent,
+            data: memData,
+          )
+        ])
+      ],
+    )
+        ],
+      ),),
+    );
+  }
+
+  Widget _buildPercentCircle(
+      double percent, String title, List<chart.Series<IndexPercent, int>> series) {
+    return SizedBox(
+      width: _media.size.width * 0.2,
+      height: _media.size.height * 0.1,
+      child: Stack(
+        children: [
+          DonutPieChart.withRandomData(),
+          Positioned(
+            child: Text(
+              '${percent.toStringAsFixed(1)}%',
+              textAlign: TextAlign.center,
+            ),
+            left: 0,
+            right: 0,
+            top: 0,
+            bottom: 0
+          ),
+          Positioned(
+              child: Text(title, textAlign: TextAlign.center),
+              bottom: 0,
+              left: 0,
+              right: 0)
+        ],
+      ),
+    );
+  }
+
+  List<Widget> _buildServerCards() {
+    return [_buildEachServerCard()];
+  }
+
+  @override
+  bool get wantKeepAlive => true;
+}

lib/view/widget/circle_pie.dart

@@ -0,0 +1,65 @@
+import 'dart:math';
+// EXCLUDE_FROM_GALLERY_DOCS_END
+import 'package:charts_flutter/flutter.dart' as charts;
+import 'package:flutter/material.dart';
+
+class DonutPieChart extends StatelessWidget {
+  final List<charts.Series<dynamic, num>> seriesList;
+  final bool animate;
+
+  const DonutPieChart(this.seriesList, {Key? key, this.animate = true}) : super(key: key);
+
+  factory DonutPieChart.withRandomData() {
+    return DonutPieChart(_createRandomData());
+  }
+
+  /// Create random data.
+  static List<charts.Series<IndexPercent, int>> _createRandomData() {
+    final random = Random();
+
+    final data = [
+      IndexPercent(0, random.nextInt(100)),
+      IndexPercent(1, random.nextInt(100)),
+      IndexPercent(2, random.nextInt(100)),
+      IndexPercent(3, random.nextInt(100)),
+    ];
+
+    return [
+      charts.Series<IndexPercent, int>(
+        id: 'Sales',
+        domainFn: (IndexPercent sales, _) => sales.id,
+        measureFn: (IndexPercent sales, _) => sales.percent,
+        data: data,
+      )
+    ];
+  }
+  // EXCLUDE_FROM_GALLERY_DOCS_END
+
+  @override
+  Widget build(BuildContext context) {
+    return charts.PieChart(seriesList,
+        animate: animate,
+        layoutConfig: charts.LayoutConfig(
+          leftMarginSpec: charts.MarginSpec.fixedPixel(1), 
+          topMarginSpec: charts.MarginSpec.fixedPixel(1), 
+          rightMarginSpec: charts.MarginSpec.fixedPixel(1),
+          bottomMarginSpec: charts.MarginSpec.fixedPixel(17)
+        ),
+        // Configure the width of the pie slices to 60px. The remaining space in
+        // the chart will be left as a hole in the center.
+        defaultRenderer: charts.ArcRendererConfig<num>(
+          arcWidth: 6,
+          minHoleWidthForCenterContent: 60,
+          arcRatio: 0.2,
+        )
+      );
+  }
+}
+
+/// Sample linear data type.
+class IndexPercent {
+  final int id;
+  final int percent;
+
+  IndexPercent(this.id, this.percent);
+}

pubspec.lock

@@ -36,6 +36,20 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.3.1"
+  charts_common:
+    dependency: transitive
+    description:
+      name: charts_common
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.11.0"
+  charts_flutter:
+    dependency: "direct main"
+    description:
+      name: charts_flutter
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.11.0"
   clock:
     dependency: transitive
     description:
@@ -186,6 +200,13 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "4.0.0"
+  intl:
+    dependency: transitive
+    description:
+      name: intl
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "0.17.0"
   js:
     dependency: transitive
     description:
@@ -200,6 +221,13 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.0.1"
+  logging:
+    dependency: transitive
+    description:
+      name: logging
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "1.0.1"
   matcher:
     dependency: transitive
     description:
@@ -310,6 +338,13 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "1.8.1"
+  ssh2:
+    dependency: "direct main"
+    description:
+      name: ssh2
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "2.2.2"
   stack_trace:
     dependency: transitive
     description:
@@ -394,6 +429,13 @@ packages:
       url: "https://pub.flutter-io.cn"
     source: hosted
     version: "2.0.2"
+  uuid:
+    dependency: transitive
+    description:
+      name: uuid
+      url: "https://pub.flutter-io.cn"
+    source: hosted
+    version: "3.0.4"
   vector_math:
     dependency: transitive
     description:

pubspec.yaml

@@ -43,6 +43,8 @@ dependencies:
     git: 
       url: https://github.com/Countly/countly-sdk-flutter-bridge.git
       ref: master
+  ssh2: ^2.2.2
+  charts_flutter: ^0.11.0
 
 
 dev_dependencies:
@@ -68,7 +70,8 @@ flutter:
   uses-material-design: true
 
   # To add assets to your application, add an assets section, like this:
-  # assets:
+  assets:
+    - assets/
   #   - images/a_dot_burr.jpeg
   #   - images/a_dot_ham.jpeg