SFTP support download. listDIr() support rollback.

ios/Podfile.lock

@@ -4,6 +4,8 @@ PODS:
   - Flutter (1.0.0)
   - flutter_icmp_ping (0.0.1):
     - Flutter
+  - open_file (0.0.1):
+    - Flutter
   - path_provider_ios (0.0.1):
     - Flutter
   - r_upgrade (0.0.1):
@@ -15,6 +17,7 @@ DEPENDENCIES:
   - countly_flutter (from `.symlinks/plugins/countly_flutter/ios`)
   - Flutter (from `Flutter`)
   - flutter_icmp_ping (from `.symlinks/plugins/flutter_icmp_ping/ios`)
+  - open_file (from `.symlinks/plugins/open_file/ios`)
   - path_provider_ios (from `.symlinks/plugins/path_provider_ios/ios`)
   - r_upgrade (from `.symlinks/plugins/r_upgrade/ios`)
   - url_launcher_ios (from `.symlinks/plugins/url_launcher_ios/ios`)
@@ -26,6 +29,8 @@ EXTERNAL SOURCES:
     :path: Flutter
   flutter_icmp_ping:
     :path: ".symlinks/plugins/flutter_icmp_ping/ios"
+  open_file:
+    :path: ".symlinks/plugins/open_file/ios"
   path_provider_ios:
     :path: ".symlinks/plugins/path_provider_ios/ios"
   r_upgrade:
@@ -37,6 +42,7 @@ SPEC CHECKSUMS:
   countly_flutter: 38419412e193a1faa5babeb5d28a63fda260687d
   Flutter: 50d75fe2f02b26cc09d224853bb45737f8b3214a
   flutter_icmp_ping: 07e508847df7fa9262d050bb0b203de074bbe517
+  open_file: 02eb5cb6b21264bd3a696876f5afbfb7ca4f4b7d
   path_provider_ios: 7d7ce634493af4477d156294792024ec3485acd5
   r_upgrade: 44d715c61914cce3d01ea225abffe894fd51c114
   url_launcher_ios: 02f1989d4e14e998335b02b67a7590fa34f971af

ios/Runner.xcodeproj/project.pbxproj

@@ -354,7 +354,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 101;
+				CURRENT_PROJECT_VERSION = 108;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -362,7 +362,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.101;
+				MARKETING_VERSION = 1.0.108;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -484,7 +484,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 101;
+				CURRENT_PROJECT_VERSION = 108;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -492,7 +492,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.101;
+				MARKETING_VERSION = 1.0.108;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";
@@ -508,7 +508,7 @@
 			buildSettings = {
 				ASSETCATALOG_COMPILER_APPICON_NAME = AppIcon;
 				CLANG_ENABLE_MODULES = YES;
-				CURRENT_PROJECT_VERSION = 101;
+				CURRENT_PROJECT_VERSION = 108;
 				DEVELOPMENT_TEAM = BA88US33G6;
 				ENABLE_BITCODE = NO;
 				INFOPLIST_FILE = Runner/Info.plist;
@@ -516,7 +516,7 @@
 					"$(inherited)",
 					"@executable_path/Frameworks",
 				);
-				MARKETING_VERSION = 1.0.101;
+				MARKETING_VERSION = 1.0.108;
 				PRODUCT_BUNDLE_IDENTIFIER = com.lollipopkit.toolbox;
 				PRODUCT_NAME = "$(TARGET_NAME)";
 				SWIFT_OBJC_BRIDGING_HEADER = "Runner/Runner-Bridging-Header.h";

lib/data/res/build_data.dart

@@ -2,9 +2,9 @@
 
 class BuildData {
   static const String name = "ServerBox";
-  static const int build = 107;
+  static const int build = 108;
   static const String engine =
       "Flutter 2.10.3 • channel stable • https://github.com/flutter/flutter.git\nFramework • revision 7e9793dee1 (8 days ago) • 2022-03-02 11:23:12 -0600\nEngine • revision bd539267b4\nTools • Dart 2.16.1 • DevTools 2.9.2\n";
-  static const String buildAt = "2022-03-10 13:25:24.362670";
+  static const String buildAt = "2022-03-10 15:25:32.032568";
-  static const int modifications = 11;
+  static const int modifications = 0;
 }

lib/view/page/ping.dart

@@ -18,8 +18,8 @@ class PingPage extends StatefulWidget {
 class _PingPageState extends State<PingPage>
     with AutomaticKeepAliveClientMixin {
   late TextEditingController _textEditingController;
-  String _result = '';
   Ping? _ping;
+  late MediaQueryData _media;
 
   @override
   void initState() {
@@ -33,6 +33,7 @@ class _PingPageState extends State<PingPage>
   @override
   void didChangeDependencies() {
     super.didChangeDependencies();
+    _media = MediaQuery.of(context);
   }
 
   @override
@@ -46,13 +47,12 @@ class _PingPageState extends State<PingPage>
               const SizedBox(height: 13),
               buildInput(context, _textEditingController, maxLines: 1),
               _buildControl(),
-              RoundRectCard(
+              RoundRectCard(ConstrainedBox(
-                SizedBox(
+                constraints: BoxConstraints(
-                  width: double.infinity,
+                  minWidth: double.infinity,
-                  child: Padding(
+                  minHeight: _media.size.height * 0.6,
-                      padding: const EdgeInsets.all(7), child: Text(_result)),
-                ),
                 ),
+              )),
             ])),
         onTap: () => FocusScope.of(context).requestFocus(FocusNode()),
       ),
@@ -60,12 +60,10 @@ class _PingPageState extends State<PingPage>
   }
 
   void doPing() {
-    _result = '';
     _ping = Ping(_textEditingController.text.trim());
     _ping!.stream.listen((event) {
       final resp = event.response.toString();
       if (resp == 'null') return;
-      _result += '$resp\n';
       setState(() {});
     });
   }

lib/view/page/sftp.dart

@@ -1,5 +1,8 @@
+import 'dart:io';
+
 import 'package:dartssh2/dartssh2.dart';
 import 'package:flutter/material.dart';
+import 'package:path_provider/path_provider.dart';
 import 'package:toolbox/core/utils.dart';
 import 'package:toolbox/data/model/server/server_connection_state.dart';
 import 'package:toolbox/data/model/server/server_private_info.dart';
@@ -7,6 +10,7 @@ import 'package:toolbox/data/model/sftp/absolute_path.dart';
 import 'package:toolbox/data/model/sftp/sftp_side_status.dart';
 import 'package:toolbox/data/provider/server.dart';
 import 'package:toolbox/locator.dart';
+import 'package:toolbox/view/widget/center_loading.dart';
 import 'package:toolbox/view/widget/fade_in.dart';
 import 'package:toolbox/view/widget/two_line_text.dart';
 
@@ -144,6 +148,11 @@ class _SFTPPageState extends State<SFTPPage> {
               title: const Text('Rename'),
               onTap: () => rename(context, file),
             ),
+            ListTile(
+              leading: const Icon(Icons.download),
+              title: const Text('Download'),
+              onTap: () => download(context, file),
+            )
           ],
         ),
         [
@@ -153,6 +162,42 @@ class _SFTPPageState extends State<SFTPPage> {
         ]);
   }
 
+  void download(BuildContext context, SftpName name) {
+    showRoundDialog(
+        context, 'Download', Text('Download ${name.filename} to local?'), [
+      TextButton(
+          onPressed: () => Navigator.of(context).pop(),
+          child: const Text('Cancel')),
+      TextButton(
+          onPressed: () async {
+            var result = '';
+            try {
+              Navigator.of(context).pop();
+              showRoundDialog(context, name.filename, centerSizedLoading, [],
+                  barrierDismiss: false);
+              final path = await getApplicationDocumentsDirectory();
+              final localFile = File('${path.path}/${name.filename}');
+              final remotePath = _status.path!.path + '/' + name.filename;
+              final file = await _status.client?.open(remotePath);
+              localFile.writeAsBytes(await file!.readBytes());
+              Navigator.of(context).pop();
+            } catch (e) {
+              result = e.toString();
+            } finally {
+              if (result.isEmpty) {
+                result = 'Donwloaded successfully.';
+              }
+              showRoundDialog(context, 'Result', Text(result), [
+                TextButton(
+                    onPressed: () => Navigator.of(context).pop(),
+                    child: const Text('OK'))
+              ]);
+            }
+          },
+          child: const Text('Download'))
+    ]);
+  }
+
   void delete(BuildContext context, SftpName file) {
     Navigator.of(context).pop();
     showRoundDialog(
@@ -274,6 +319,7 @@ class _SFTPPageState extends State<SFTPPage> {
       final sftpc = await client.sftp();
       _status.client = sftpc;
     }
+    try {
       final fs =
           await _status.client!.listdir(path ?? (_status.path?.path ?? '/'));
       fs.sort((a, b) => a.filename.compareTo(b.filename));
@@ -284,6 +330,16 @@ class _SFTPPageState extends State<SFTPPage> {
           _status.isBusy = false;
         });
       }
+    } catch (e) {
+      await showRoundDialog(context, 'Error', Text(e.toString()), [
+        TextButton(
+            onPressed: () => Navigator.of(context).pop(),
+            child: const Text('OK'))
+      ]);
+      if (_status.path!.undo()) {
+        await listDir();
+      }
+    }
   }
 
   Widget _buildDestSelector() {

lib/view/widget/center_loading.dart

@@ -1,3 +1,11 @@
 import 'package:flutter/material.dart';
 
 const centerLoading = Center(child: CircularProgressIndicator());
+
+const centerSizedLoading = SizedBox(
+  width: 77,
+  height: 77,
+  child: Center(
+    child: CircularProgressIndicator(),
+  ),
+);

pubspec.lock

@@ -335,6 +335,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.12.11"
+  material_color_utilities:
+    dependency: transitive
+    description:
+      name: material_color_utilities
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.1.3"
   meta:
     dependency: transitive
     description:
@@ -349,6 +356,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.0"
+  open_file:
+    dependency: "direct main"
+    description:
+      name: open_file
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.2.1"
   path:
     dependency: transitive
     description:
@@ -357,7 +371,7 @@ packages:
     source: hosted
     version: "1.8.0"
   path_provider:
-    dependency: transitive
+    dependency: "direct main"
     description:
       name: path_provider
       url: "https://pub.dartlang.org"
@@ -521,7 +535,7 @@ packages:
       name: test_api
       url: "https://pub.dartlang.org"
     source: hosted
-    version: "0.4.3"
+    version: "0.4.8"
   typed_data:
     dependency: transitive
     description:

pubspec.yaml

@@ -58,6 +58,8 @@ dependencies:
   dart_ping_ios: ^1.0.0
   dropdown_button2: ^1.1.1
   flutter_advanced_drawer: ^1.3.0
+  open_file: ^3.2.1
+  path_provider: ^2.0.9
 
 
 dev_dependencies: