Corrently handle E2EE dirs in dir picker

app/lib/bloc/ls_dir.dart

@@ -8,7 +8,7 @@ import 'package:nc_photos/exception.dart';
 import 'package:nc_photos/use_case/ls.dart';
 
 class LsDirBlocItem with EquatableMixin {
-  LsDirBlocItem(this.file, this.children);
+  LsDirBlocItem(this.file, this.isE2ee, this.children);
 
   @override
   toString({bool isDeep = false}) {
@@ -41,6 +41,7 @@ class LsDirBlocItem with EquatableMixin {
       ];
 
   final File file;
+  final bool isE2ee;
 
   /// Child directories under this directory
   ///
@@ -183,13 +184,17 @@ class LsDirBloc extends Bloc<LsDirBlocEvent, LsDirBlocState> {
         if (ev.depth > 1) {
           children = await _query(ev.copyWith(root: f, depth: ev.depth - 1));
         }
-        product.add(LsDirBlocItem(f, children));
+        product.add(LsDirBlocItem(f, false, children));
       } on ApiException catch (e) {
         if (e.response.statusCode == 404) {
           // this could happen when the server db contains dangling entries
           _log.warning(
               "[call] HTTP404 error while listing dir: ${logFilename(f.path)}");
           removes.add(f);
+        } else if (f.isCollection == true && e.response.statusCode == 403) {
+          // e2ee dir
+          _log.warning("[call] HTTP403 error, likely E2EE dir: ${f.path}");
+          product.add(LsDirBlocItem(f, true, []));
         } else {
           rethrow;
         }

app/lib/widget/dir_picker.dart

@@ -11,6 +11,7 @@ import 'package:nc_photos/entity/file_util.dart' as file_util;
 import 'package:nc_photos/exception_util.dart' as exception_util;
 import 'package:nc_photos/k.dart' as k;
 import 'package:nc_photos/snack_bar_manager.dart';
+import 'package:nc_photos/theme.dart';
 import 'package:path/path.dart' as path_lib;
 
 class DirPicker extends StatefulWidget {
@@ -41,7 +42,7 @@ class DirPickerState extends State<DirPicker> {
   @override
   initState() {
     super.initState();
-    _root = LsDirBlocItem(File(path: _rootDir), []);
+    _root = LsDirBlocItem(File(path: _rootDir), false, []);
     _initBloc();
     if (widget.initialPicks != null) {
       _picks.addAll(widget.initialPicks!);
@@ -127,7 +128,7 @@ class DirPickerState extends State<DirPicker> {
                   context, state.items[index - (isTopLevel ? 0 : 1)]);
             }
           },
-          separatorBuilder: (context, index) => const Divider(),
+          separatorBuilder: (context, index) => const Divider(height: 2),
           itemCount: state.items.length + (isTopLevel ? 0 : 1),
         ),
       ),
@@ -135,7 +136,7 @@ class DirPickerState extends State<DirPicker> {
   }
 
   Widget _buildItem(BuildContext context, LsDirBlocItem item) {
-    final canPick = widget.validator?.call(item.file) != false;
+    final canPick = !item.isE2ee && widget.validator?.call(item.file) != false;
     final pickState = _isItemPicked(item);
 
     IconData? iconData;
@@ -158,9 +159,12 @@ class DirPickerState extends State<DirPicker> {
               : Icons.radio_button_unchecked;
           break;
       }
+    } else if (item.isE2ee) {
+      iconData = Icons.lock_outlined;
     }
 
     return ListTile(
+      contentPadding: const EdgeInsets.symmetric(horizontal: 16, vertical: 8),
       dense: true,
       leading: canPick
           ? IconButton(
@@ -181,14 +185,16 @@ class DirPickerState extends State<DirPicker> {
                 }
               },
             )
-          : const IconButton(
-              icon: Icon(null),
+          : IconButton(
+              icon: Icon(iconData),
+              color: AppTheme.getUnfocusedIconColor(context),
               onPressed: null,
             ),
       title: Text(item.file.filename),
       trailing: item.children?.isNotEmpty == true
           ? const Icon(Icons.arrow_forward_ios)
           : null,
+      textColor: item.isE2ee ? AppTheme.getUnfocusedIconColor(context) : null,
       onTap: item.children?.isNotEmpty == true
           ? () {
               try {

app/test/bloc/ls_dir_test.dart

@@ -41,6 +41,7 @@ void main() {
                 path: "remote.php/dav/files/admin/d1",
                 isCollection: true,
               ),
+              false,
               null,
             ),
           ]),
@@ -62,6 +63,7 @@ void main() {
                 path: "remote.php/dav/files/admin/d1/d2-1",
                 isCollection: true,
               ),
+              false,
               null,
             ),
             LsDirBlocItem(
@@ -69,6 +71,7 @@ void main() {
                 path: "remote.php/dav/files/admin/d1/d2-2",
                 isCollection: true,
               ),
+              false,
               null,
             ),
           ]),
@@ -104,12 +107,14 @@ void main() {
                 path: "remote.php/dav/files/admin/d1",
                 isCollection: true,
               ),
+              false,
               [
                 LsDirBlocItem(
                   File(
                     path: "remote.php/dav/files/admin/d1/d2-1",
                     isCollection: true,
                   ),
+                  false,
                   null,
                 ),
                 LsDirBlocItem(
@@ -117,6 +122,7 @@ void main() {
                     path: "remote.php/dav/files/admin/d1/d2-2",
                     isCollection: true,
                   ),
+                  false,
                   null,
                 ),
               ],