remove deleteEmptyTarget method

packages/app/src/server/service/page.ts

@@ -1435,7 +1435,7 @@ class PageService {
     }
     else { // always recursive
       deletedPage = page;
-      await this.deleteEmptyTarget(page);
+      await Page.deleteOne({ _id: page._id, isEmpty: true });
     }
 
     // 1. Update descendantCount
@@ -1502,12 +1502,6 @@ class PageService {
     return deletedPage;
   }
 
-  private async deleteEmptyTarget(page): Promise<void> {
-    const Page = mongoose.model('Page') as unknown as PageModel;
-
-    await Page.deleteOne({ _id: page._id, isEmpty: true });
-  }
-
   async deleteRecursivelyMainOperation(page, user, pageOpId: ObjectIdLike): Promise<void> {
     await this.deleteDescendantsWithStream(page, user, false);