new: open sftp with last viewed path

lib/view/page/setting/entry.dart

@@ -156,6 +156,8 @@ class _SettingPageState extends State<SettingPage> {
           _buildServer(),
           _buildTitle('SSH'),
           _buildSSH(),
+          _buildTitle('SFTP'),
+          _buildSFTP(),
           _buildTitle(l10n.editor),
           _buildEditor(),
           _buildTitle(l10n.fullScreen),
@@ -230,7 +232,6 @@ class _SettingPageState extends State<SettingPage> {
         // Use hardware keyboard on desktop, so there is no need to set it
         if (isMobile) _buildKeyboardType(),
         _buildSSHVirtKeys(),
-        _buildSftpRmrDir(),
       ].map((e) => RoundRectCard(e)).toList(),
     );
   }
@@ -842,6 +843,23 @@ class _SettingPageState extends State<SettingPage> {
     );
   }
 
+  Widget _buildSFTP() {
+    return Column(
+      children: [
+        _buildSftpRmrDir(),
+        _buildSftpOpenLastPath(),
+      ].map((e) => RoundRectCard(e)).toList(),
+    );
+  }
+
+  Widget _buildSftpOpenLastPath() {
+    return ListTile(
+      title: Text(l10n.openLastPath),
+      subtitle: Text(l10n.openLastPathTip, style: UIs.textGrey),
+      trailing: StoreSwitch(prop: _setting.sftpOpenLastPath),
+    );
+  }
+
   Widget _buildNetViewType() {
     final items = NetViewType.values
         .map((e) => PopupMenuItem(

lib/view/page/storage/sftp.dart

@@ -647,6 +647,12 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
           _status.files = fs;
         });
         context.pop();
+
+        // Only update history when success
+        if (Stores.setting.sftpOpenLastPath.fetch()) {
+          Stores.history.sftpLastPath.put(widget.spi.id, listPath);
+        }
+
         return true;
       }
       return false;
@@ -679,7 +685,14 @@ class _SftpPageState extends State<SftpPage> with AfterLayoutMixin {
 
   @override
   FutureOr<void> afterFirstLayout(BuildContext context) {
-    _status.path = AbsolutePath(widget.initPath ?? '/');
+    var initPath = '/';
+    if (Stores.setting.sftpOpenLastPath.fetch()) {
+      final history =  Stores.history.sftpLastPath.fetch(widget.spi.id);
+      if (history != null) {
+        initPath = history;
+      }
+    }
+    _status.path = AbsolutePath(widget.initPath ?? initPath);
     _listDir();
   }
 }