From 11f0bca1a90ee76c529de6ee392b8ccb19cb978f Mon Sep 17 00:00:00 2001
From: ezlmt <2876187491@qq.com>
Date: Tue, 24 Feb 2026 18:33:35 -0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=20Section=20=E7=A7=BB?=
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- 修复选中 Section 并选中内部节点时，拖动移动速度加倍的问题
- 修复嵌套 Section 移除子节点后，拖动父级 Section 导致速度加倍的问题

Bug 1: Section.move() 中跳过已选中的子元素，避免重复移动
Bug 2: convertSectionToTextNode() 中先移除旧引用再添加新 TextNode，
       避免 updateReferences() 因 UUID 相同导致同一对象被添加两次
---
 .../concreteMethods/StageSectionInOutManager.tsx             | 5 +++++
 app/src/core/stage/stageObject/entity/Section.tsx            | 4 ++++
 2 files changed, 9 insertions(+)

diff --git a/app/src/core/stage/stageManager/concreteMethods/StageSectionInOutManager.tsx b/app/src/core/stage/stageManager/concreteMethods/StageSectionInOutManager.tsx
index 3d3fcadb2..10df8f65e 100644
--- a/app/src/core/stage/stageManager/concreteMethods/StageSectionInOutManager.tsx
+++ b/app/src/core/stage/stageManager/concreteMethods/StageSectionInOutManager.tsx
@@ -90,6 +90,11 @@ export class SectionInOutManager {
     // 获取section的父级section
     const fatherSections = this.project.sectionMethods.getFatherSections(section);
 
+    // 先从父 section 的 children 中移除旧的 section 引用（直接操作数组，避免触发 sectionDropChild 的连锁反应）
+    for (const fatherSection of fatherSections) {
+      fatherSection.children = fatherSection.children.filter((child) => child.uuid !== section.uuid);
+    }
+
     // 创建新的TextNode，保持UUID不变
     const textNode = new TextNode(this.project, {
       uuid: section.uuid, // 保持UUID不变
diff --git a/app/src/core/stage/stageObject/entity/Section.tsx b/app/src/core/stage/stageObject/entity/Section.tsx
index 64b554cd9..9f944bdcc 100644
--- a/app/src/core/stage/stageObject/entity/Section.tsx
+++ b/app/src/core/stage/stageObject/entity/Section.tsx
@@ -228,6 +228,10 @@ export class Section extends ConnectableEntity {
     }
     // 让内部元素也移动
     for (const child of this.children) {
+      // 跳过已被选中的子元素，避免重复移动（解决速度叠加bug）
+      if (child.isSelected) {
+        continue;
+      }
       child.move(delta);
     }