From 958354214da56417cae721d92fdb4c9121a86dce Mon Sep 17 00:00:00 2001
From: siam <31573022+siam-ese@users.noreply.github.com>
Date: Thu, 11 Dec 2025 14:07:17 +0800
Subject: [PATCH] fix(workbook): sheet removal process (#6284)

---
 packages/core/src/sheets/workbook.ts | 17 +++++++++++++----
 1 file changed, 13 insertions(+), 4 deletions(-)

diff --git a/packages/core/src/sheets/workbook.ts b/packages/core/src/sheets/workbook.ts
index 1f88a3878d..7b68f693f0 100644
--- a/packages/core/src/sheets/workbook.ts
+++ b/packages/core/src/sheets/workbook.ts
@@ -118,8 +118,9 @@ export class Workbook extends UnitModel<IWorkbookData, UniverInstanceType.UNIVER
         this._activeSheet$.complete();
         this._name$.complete();
 
-        Promise.resolve().then(() => {
-            this._worksheets.clear();
+        const sheetIds = Array.from(this._worksheets.keys());
+        sheetIds.forEach((id) => {
+            this._removeSheet(id);
         });
     }
 
@@ -273,7 +274,7 @@ export class Workbook extends UnitModel<IWorkbookData, UniverInstanceType.UNIVER
         this._activeSheet$.next(worksheet);
     }
 
-    removeSheet(sheetId: string): boolean {
+    private _removeSheet(sheetId: string): boolean {
         const sheetToRemove = this._worksheets.get(sheetId);
         if (!sheetToRemove) {
             return false;
@@ -281,12 +282,20 @@ export class Workbook extends UnitModel<IWorkbookData, UniverInstanceType.UNIVER
 
         this._worksheets.delete(sheetId);
         this._snapshot.sheetOrder.splice(this._snapshot.sheetOrder.indexOf(sheetId), 1);
-        delete this._snapshot.sheets[sheetId];
         this._sheetDisposed$.next(sheetToRemove);
 
         return true;
     }
 
+    removeSheet(sheetId: string): boolean {
+        const success = this._removeSheet(sheetId);
+        if (success) {
+            delete this._snapshot.sheets[sheetId];
+        }
+
+        return success;
+    }
+
     getActiveSheetIndex(): number {
         const { sheetOrder } = this._snapshot;
         return sheetOrder.findIndex((sheetId) => {