From 08caa1f29f3abf924361d916259ebc22ed466234 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 13:15:49 +0800
Subject: [PATCH] =?UTF-8?q?=E9=98=B2=E6=AD=A2=E8=B5=84=E6=BA=90=E6=AF=94?=
 =?UTF-8?q?=E8=BE=83=E5=BE=AA=E7=8E=AF=E9=80=92=E5=BD=92=E6=BA=A2=E5=87=BA?=
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为 sameResource 增加对象对访问跟踪，遇到循环结构时安全终止递归
---
 .../features/ui-editor/useUiEditorState.ts    | 22 ++++++++++++++++---
 1 file changed, 19 insertions(+), 3 deletions(-)

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 6b14446ec..f87b140bf 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
@@ -238,7 +238,11 @@ function cloneState(state: State): State {
   return structuredClone(state);
 }
 
-function sameResource<T>(left: T, right: T): boolean {
+function sameResource<T>(
+  left: T,
+  right: T,
+  seenPairs = new WeakMap<object, WeakSet<object>>(),
+): boolean {
   if (Object.is(left, right)) return true;
   if (
     typeof left !== 'object' ||
@@ -248,10 +252,22 @@ function sameResource<T>(left: T, right: T): boolean {
   ) {
     return false;
   }
+  const leftObject = left as object;
+  const rightObject = right as object;
+  let seenRightObjects = seenPairs.get(leftObject);
+  if (seenRightObjects?.has(rightObject)) return true;
+  if (!seenRightObjects) {
+    seenRightObjects = new WeakSet<object>();
+    seenPairs.set(leftObject, seenRightObjects);
+  }
+  seenRightObjects.add(rightObject);
+
   if (Array.isArray(left) || Array.isArray(right)) {
     if (!Array.isArray(left) || !Array.isArray(right)) return false;
     if (left.length !== right.length) return false;
-    return left.every((value, index) => sameResource(value, right[index]));
+    return left.every((value, index) =>
+      sameResource(value, right[index], seenPairs),
+    );
   }
   const leftRecord = left as Record<string, unknown>;
   const rightRecord = right as Record<string, unknown>;
@@ -261,7 +277,7 @@ function sameResource<T>(left: T, right: T): boolean {
   return leftKeys.every(
     (key) =>
       Object.prototype.hasOwnProperty.call(rightRecord, key) &&
-      sameResource(leftRecord[key], rightRecord[key]),
+      sameResource(leftRecord[key], rightRecord[key], seenPairs),
   );
 }