added edit space sibling conflict

lib/pages/spaces_management/all_spaces/widgets/dialogs/create_space_dialog.dart

@@ -12,6 +12,7 @@ import 'package:syncrow_web/pages/spaces_management/all_spaces/model/tag.dart';
 import 'package:syncrow_web/pages/spaces_management/all_spaces/widgets/dialogs/icon_selection_dialog.dart';
 import 'package:syncrow_web/pages/spaces_management/assign_tag/views/assign_tag_dialog.dart';
 import 'package:syncrow_web/pages/spaces_management/create_subspace/views/create_subspace_model_dialog.dart';
+import 'package:syncrow_web/pages/spaces_management/helper/space_helper.dart';
 import 'package:syncrow_web/pages/spaces_management/helper/tag_helper.dart';
 import 'package:syncrow_web/pages/spaces_management/link_space_model/view/link_space_model_dialog.dart';
 import 'package:syncrow_web/pages/spaces_management/space_model/models/space_template_model.dart';
@@ -177,7 +178,7 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
                             isNameFieldInvalid = value.isEmpty;
 
                             if (!isNameFieldInvalid) {
-                              if (_isNameConflict(value)) {
+                              if (SpaceHelper.isNameConflict(value, widget.parentSpace, widget.editSpace)) {
                                 isNameFieldExist = true;
                                 isOkButtonEnabled = false;
                               } else {
@@ -591,26 +592,7 @@ class CreateSpaceDialogState extends State<CreateSpaceDialog> {
     );
   }
 
-  bool _isNameConflict(String value) {
+ 
-    final parentSpace = widget.parentSpace;
-    final editSpace = widget.editSpace;
-    final siblings = parentSpace?.children
-            .where((child) => child.uuid != editSpace?.uuid)
-            .toList() ??
-        [];
-    final siblingConflict = siblings.any((child) => child.name == value);
-    final parentConflict =
-        parentSpace?.name == value && parentSpace?.uuid != editSpace?.uuid;
-    final parentOfEditSpaceConflict = editSpace?.parent?.name == value &&
-        editSpace?.parent?.uuid != editSpace?.uuid;
-    final childConflict =
-        editSpace?.children.any((child) => child.name == value) ?? false;
-    return siblingConflict ||
-        parentConflict ||
-        parentOfEditSpaceConflict ||
-        childConflict;
-  }
-
   void _showLinkSpaceModelDialog(BuildContext context) {
     showDialog(
       context: context,

lib/pages/spaces_management/helper/space_helper.dart

@@ -58,4 +58,37 @@ class SpaceHelper {
                 ?.any((child) => child.internalId == space.internalId) ==
             true;
   }
+
+  static bool isNameConflict(
+      String value, SpaceModel? parentSpace, SpaceModel? editSpace) {
+    final siblings = parentSpace?.children
+            .where((child) => child.internalId != editSpace?.internalId)
+            .toList() ??
+        [];
+
+    final editSiblings = editSpace?.parent?.children
+            .where((child) => child.internalId != editSpace.internalId)
+            .toList() ??
+        [];
+
+    final editSiblingConflict =
+        editSiblings.any((child) => child.name == value);
+
+    final siblingConflict = siblings.any((child) => child.name == value);
+
+    final parentConflict = parentSpace?.name == value &&
+        parentSpace?.internalId != editSpace?.internalId;
+
+    final parentOfEditSpaceConflict = editSpace?.parent?.name == value &&
+        editSpace?.parent?.internalId != editSpace?.internalId;
+
+    final childConflict =
+        editSpace?.children.any((child) => child.name == value) ?? false;
+
+    return siblingConflict ||
+        parentConflict ||
+        editSiblingConflict ||
+        parentOfEditSpaceConflict ||
+        childConflict;
+  }
 }