From 071998fee9641ee86cc7b729bdc319e9164ed424 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=8E=8B=E5=BE=B7=E5=AE=87?= <kvtodev@outlook.com>
Date: Thu, 3 Sep 2026 13:14:43 +0800
Subject: [PATCH] =?UTF-8?q?=E6=8F=90=E5=8F=96=E7=BC=96=E8=BE=91=E5=99=A8?=
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为撤销历史容量 100 增加命名常量，便于理解和调节内存权衡
---
 .../src/features/ui-editor/useUiEditorState.ts                | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/apps/ai-game-creator-shell/src/features/ui-editor/useUiEditorState.ts b/apps/ai-game-creator-shell/src/features/ui-editor/useUiEditorState.ts
index f15be0431..2ef8569e5 100644
--- a/apps/ai-game-creator-shell/src/features/ui-editor/useUiEditorState.ts
+++ b/apps/ai-game-creator-shell/src/features/ui-editor/useUiEditorState.ts
@@ -33,6 +33,8 @@ export const EMPTY_UI_EDITOR_STATE: State = {
   font_assets: {},
 };
 
+const MAX_HISTORY_LENGTH = 100;
+
 export type UiEditorOperationFailureReason =
   | 'locked'
   | 'duplicate'
@@ -567,7 +569,7 @@ export function useUiEditorState(initialState: State = EMPTY_UI_EDITOR_STATE) {
         before: cloneState(current),
         after: cloneState(nextState),
       });
-      if (undoStackRef.current.length > 100) {
+      if (undoStackRef.current.length > MAX_HISTORY_LENGTH) {
         undoStackRef.current.shift();
       }
       redoStackRef.current = [];