From f2f112cebe8fe74bbefeef1b1f879d3e5565037f Mon Sep 17 00:00:00 2001
From: Daniel <845765@qq.com>
Date: Wed, 27 Mar 2024 22:26:47 +0800
Subject: [PATCH] :art: The outline item in the outline panel supports dragging
 to adjust the level and position
 https://github.com/siyuan-note/siyuan/issues/7957

---
 kernel/model/outline.go | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/kernel/model/outline.go b/kernel/model/outline.go
index 9d519821a..464bc0ebb 100644
--- a/kernel/model/outline.go
+++ b/kernel/model/outline.go
@@ -64,13 +64,17 @@ func (tx *Transaction) doMoveOutlineHeading(operation *Operation) (ret *TxErr) {
 		previousHeadingChildren := treenode.HeadingChildren(previousHeading)
 		if 0 < len(previousHeadingChildren) {
 			for _, child := range previousHeadingChildren {
-				targetNode = child
 				if child.ID == headingID {
 					break
 				}
+				targetNode = child
 			}
 		}
 
+		if targetNode == heading.Previous {
+			return
+		}
+
 		diffLevel := heading.HeadingLevel - previousHeading.HeadingLevel
 		heading.HeadingLevel = previousHeading.HeadingLevel
 
@@ -92,10 +96,16 @@ func (tx *Transaction) doMoveOutlineHeading(operation *Operation) (ret *TxErr) {
 		parentHeadingChildren := treenode.HeadingChildren(parentHeading)
 		if 0 < len(parentHeadingChildren) {
 			for _, child := range parentHeadingChildren {
-				targetNode = child
 				if child.ID == headingID {
 					break
 				}
+				targetNode = child
+			}
+		}
+
+		if targetNode == heading.Previous {
+			if parentHeading.HeadingLevel < heading.HeadingLevel {
+				return
 			}
 		}