Fix, Improve

- fix range exception when no data fetched from server
- display empty when no server stored
- server edit page auto select stored/used key item

lib/view/page/home.dart

@@ -8,6 +8,8 @@ import 'package:toolbox/core/update.dart';
 import 'package:toolbox/core/utils.dart';
 import 'package:toolbox/data/provider/server.dart';
 import 'package:toolbox/data/res/build_data.dart';
+import 'package:toolbox/data/res/icon/common.dart';
+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';
@@ -69,7 +71,7 @@ class _MyHomePageState extends State<MyHomePage>
         padding: EdgeInsets.zero,
         children: [
           UserAccountsDrawerHeader(
-            accountName: const Text('ToolBox'),
+            accountName: const Text(BuildData.name),
             accountEmail: Text(_buildVersionStr()),
             currentAccountPicture: _buildIcon(),
           ),
@@ -82,7 +84,7 @@ class _MyHomePageState extends State<MyHomePage>
             leading: const Icon(Icons.vpn_key),
             title: const Text('Private Key'),
             onTap: () =>
-                AppRoute(const StoredPrivateKeysPage(), 'Setting').go(context),
+                AppRoute(const StoredPrivateKeysPage(), 'private key list').go(context),
           ),
           AboutListTile(
             icon: const Icon(Icons.text_snippet),
@@ -92,11 +94,11 @@ class _MyHomePageState extends State<MyHomePage>
             applicationIcon: _buildIcon(),
             aboutBoxChildren: const [
               UrlText(
-                  text: '\nMade with ❤️ by https://github.com/LollipopKit',
+                  text: '\nMade with ❤️ by $myGithub',
                   replace: 'LollipopKit'),
               UrlText(
                 text:
-                    '\nThanks https://github.com/RainSunMe for participating in the test.\n\nAll rights reserved.',
+                    '\nThanks $rainSunMeGithub for participating in the test.\n\nAll rights reserved.',
                 replace: 'RainSunMe',
               ),
             ],
@@ -109,7 +111,7 @@ class _MyHomePageState extends State<MyHomePage>
   Widget _buildIcon() {
     return ConstrainedBox(
       constraints: const BoxConstraints(maxHeight: 60, maxWidth: 60),
-      child: Image.asset('assets/app_icon.png'),
+      child: appIcon,
     );
   }
 

lib/view/page/server/detail.dart

@@ -4,7 +4,7 @@ import 'package:toolbox/data/model/server/server.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/res/linux_icons.dart';
+import 'package:toolbox/data/res/icon/linux_icons.dart';
 import 'package:toolbox/view/widget/round_rect_card.dart';
 
 class ServerDetailPage extends StatefulWidget {
@@ -37,7 +37,7 @@ class _ServerDetailPageState extends State<ServerDetailPage>
   Widget _buildMainPage(ServerInfo si) {
     return Scaffold(
       appBar: AppBar(
-        title: Text(si.info.name ?? 'Server Detail'),
+        title: Text(si.info.name),
       ),
       body: ListView(
         padding: const EdgeInsets.all(17),
@@ -194,7 +194,8 @@ class _ServerDetailPageState extends State<ServerDetailPage>
               SizedBox(
                 width: width * (1 - used),
                 child: LinearProgressIndicator(
-                  value: ss.memList[4] / ss.memList[0],
+                  // length == 2: failed to get mem list, now mem list = [100,0] which is initial value.
+                  value: ss.memList.length == 2 ? 0 : ss.memList[4] / ss.memList[0],
                   backgroundColor: Colors.grey[100],
                   color: pColor.withAlpha(77),
                 ),

lib/view/page/server/edit.dart

@@ -3,6 +3,7 @@ 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/private_key_info.dart';
 import 'package:toolbox/data/model/server/server_private_info.dart';
 import 'package:toolbox/data/provider/private_key.dart';
 import 'package:toolbox/data/provider/server.dart';
@@ -32,8 +33,8 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
 
   bool usePublicKey = false;
 
-  int _typeOptionIndex = -1;
+  int _pubKeyIndex = -1;
-  final List<String> _keyInfo = ['', ''];
+  late PrivateKeyInfo _keyInfo;
 
   @override
   void initState() {
@@ -109,13 +110,17 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
                 : const SizedBox(),
             usePublicKey
                 ? Consumer<PrivateKeyProvider>(builder: (_, key, __) {
+                    for (var item in key.infos) {
+                      if (item.id == widget.spi?.pubKeyId) {
+                        _pubKeyIndex = key.infos.indexOf(item);
+                      }
+                    }
                     final tiles = key.infos
                         .map(
                           (e) => ListTile(
                               contentPadding: EdgeInsets.zero,
                               title: Text(e.id, textAlign: TextAlign.start),
-                              trailing: _buildRadio(key.infos.indexOf(e),
+                              trailing: _buildRadio(key.infos.indexOf(e), e)),
-                                  e.privateKey, e.password)),
                         )
                         .toList();
                     tiles.add(ListTile(
@@ -155,7 +160,7 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
             showSnackBar(context, const Text('Please enter password.'));
             return;
           }
-          if (usePublicKey && _typeOptionIndex == -1) {
+          if (usePublicKey && _pubKeyIndex == -1) {
             showSnackBar(context, const Text('Please select a private key.'));
             return;
           }
@@ -166,14 +171,18 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
             portController.text = '22';
           }
           final authorization = usePublicKey
-              ? {"privateKey": _keyInfo[0], "passphrase": _keyInfo[1]}
+              ? {
+                  "privateKey": _keyInfo.privateKey,
+                  "passphrase": _keyInfo.password
+                }
               : passwordController.text;
           final spi = ServerPrivateInfo(
               name: nameController.text,
               ip: ipController.text,
               port: int.parse(portController.text),
               user: usernameController.text,
-              authorization: authorization);
+              authorization: authorization,
+              pubKeyId: usePublicKey ? _keyInfo.id : null);
 
           if (widget.spi == null) {
             _serverProvider.addServer(spi);
@@ -187,15 +196,14 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
     );
   }
 
-  Radio _buildRadio(int index, String key, String pwd) {
+  Radio _buildRadio(int index, PrivateKeyInfo pki) {
     return Radio<int>(
       value: index,
-      groupValue: _typeOptionIndex,
+      groupValue: _pubKeyIndex,
       onChanged: (int? value) {
         setState(() {
-          _typeOptionIndex = value!;
+          _pubKeyIndex = value!;
-          _keyInfo[0] = key;
+          _keyInfo = pki;
-          _keyInfo[1] = pwd;
         });
       },
     );
@@ -214,10 +222,9 @@ class _ServerEditPageState extends State<ServerEditPage> with AfterLayoutMixin {
         final auth = widget.spi?.authorization as Map;
         passwordController.text = auth['passphrase'];
         keyController.text = auth['privateKey'];
-        setState(() {
+        usePublicKey = true;
-          usePublicKey = true;
-        });
       }
+      setState(() {});
     }
   }
 }

lib/view/page/server/tab.dart

@@ -52,7 +52,7 @@ class _ServerPageState extends State<ServerPage>
         if (pro.servers.isEmpty) {
           return const Center(
             child: Text(
-              'There is not server.\nClick the fab to add one.',
+              'There is no server.\nClick the fab to add one.',
               textAlign: TextAlign.center,
             ),
           );
@@ -106,7 +106,7 @@ class _ServerPageState extends State<ServerPage>
         child: Padding(
           padding: const EdgeInsets.all(13),
           child: _buildRealServerCard(
-              si.status, si.info.name ?? '', si.connectionState),
+              si.status, si.info.name, si.connectionState),
         ),
         onTap: () =>
             AppRoute(ServerDetailPage(si.client.id!), 'server detail page')