Modified the code based off the FB

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

@@ -837,6 +837,7 @@ class PageService {
 
     const renameDescendants = this.renameDescendants.bind(this);
     const pageEvent = this.pageEvent;
+    let descendantPages: PageDocument[] = [];
     let count = 0;
     const writeStream = new Writable({
       objectMode: true,
@@ -846,7 +847,9 @@ class PageService {
           await renameDescendants(
             batch, user, options, pathRegExp, newPagePathPrefix, shouldUseV4Process,
           );
-          pageEvent.emit('rename', targetPage, user, batch);
+          descendantPages = descendantPages.concat(batch);
+          // pageEvent.emit('rename', targetPage, user, batch);
+          // console.log('What is the type of batch\n', batch);
           logger.debug(`Renaming pages progressing: (count=${count})`);
         }
         catch (err) {
@@ -871,6 +874,7 @@ class PageService {
       .pipe(writeStream);
 
     await streamToPromise(writeStream);
+    this.pageEvent.emit('rename', targetPage, user, descendantPages);
   }
 
   private async renameDescendantsWithStreamV4(targetPage, newPagePath, user, options = {}) {
@@ -1801,7 +1805,7 @@ class PageService {
     let count = 0;
     let nDeletedNonEmptyPages = 0; // used for updating descendantCount
 
-    const pageEvent = this.pageEvent;
+    let descendantPages: PageDocument[] = [];
 
     const deleteMultipleCompletely = this.deleteMultipleCompletely.bind(this);
     const writeStream = new Writable({
@@ -1812,7 +1816,7 @@ class PageService {
         try {
           count += batch.length;
           await deleteMultipleCompletely(batch, user, options);
-          pageEvent.emit('deleteCompletely', targetPage, user, batch);
+          descendantPages = descendantPages.concat(batch);
           logger.debug(`Adding pages progressing: (count=${count})`);
         }
         catch (err) {
@@ -1833,6 +1837,7 @@ class PageService {
       .pipe(writeStream);
 
     await streamToPromise(writeStream);
+    this.pageEvent.emit('deleteCompletely', targetPage, user, descendantPages);
 
     return nDeletedNonEmptyPages;
   }