fixed the heirarchy device fetching issue

src/space/services/space-validation.service.ts

@@ -222,4 +222,32 @@ export class ValidationService {
 
     return descendants;
   }
+
+  async getParentHierarchy(
+    space: SpaceEntity,
+  ): Promise<{ uuid: string; spaceName: string }[]> {
+    try {
+      const targetSpace = await this.spaceRepository.findOne({
+        where: { uuid: space.uuid },
+        relations: ['parent'],
+      });
+
+      if (!targetSpace) {
+        throw new HttpException('Space not found', HttpStatus.NOT_FOUND);
+      }
+
+      const ancestors = await this.fetchAncestors(targetSpace);
+
+      return ancestors.map((parentSpace) => ({
+        uuid: parentSpace.uuid,
+        spaceName: parentSpace.spaceName,
+      }));
+    } catch (error) {
+      console.error('Error fetching parent hierarchy:', error.message);
+      throw new HttpException(
+        'Error fetching parent hierarchy',
+        HttpStatus.INTERNAL_SERVER_ERROR,
+      );
+    }
+  }
 }