From d173f26d3529fd02873c97341193ed8be4c337d9 Mon Sep 17 00:00:00 2001
From: Vanessa <lly219@gmail.com>
Date: Sat, 19 Oct 2024 23:01:09 +0800
Subject: [PATCH] :art: https://github.com/siyuan-note/siyuan/issues/12809

---
 app/src/protyle/util/editorCommonEvent.ts | 24 ++++++++++++++++-------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/app/src/protyle/util/editorCommonEvent.ts b/app/src/protyle/util/editorCommonEvent.ts
index 555c4325c..9dbf18c29 100644
--- a/app/src/protyle/util/editorCommonEvent.ts
+++ b/app/src/protyle/util/editorCommonEvent.ts
@@ -573,13 +573,23 @@ const dragSb = async (protyle: IProtyle, sourceElements: Element[], targetElemen
         // 跨文档不支持撤销
         transaction(protyle, doOperations);
     }
-    if (direct === "col" && (sourceElements.length > 1 || hasFoldHeading) && !isCopy) {
-        turnsIntoOneTransaction({
-            protyle,
-            selectsElement: sourceElements.reverse(),
-            type: "BlocksMergeSuperBlock",
-            level: "row"
-        });
+    if (!isCopy && direct === "col") {
+        if (targetElement.getAttribute("data-type") === "NodeHeading" && targetElement.getAttribute("fold") === "1") {
+            turnsIntoOneTransaction({
+                protyle,
+                selectsElement: [targetElement],
+                type: "BlocksMergeSuperBlock",
+                level: "row"
+            });
+        }
+        if ((sourceElements.length > 1 || hasFoldHeading)) {
+            turnsIntoOneTransaction({
+                protyle,
+                selectsElement: sourceElements.reverse(),
+                type: "BlocksMergeSuperBlock",
+                level: "row"
+            });
+        }
     }
     focusBlock(sourceElements[0]);
 };