From 3061762aaa94fe6553fe4d1749488705d9d185e6 Mon Sep 17 00:00:00 2001
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Date: Tue, 6 Oct 2026 18:52:01 +0800
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- useGameDistributionPublishForm 的重置 effect 现在清空 cover / screenshots / 上传缓存，并回收已登记的预览 blob 地址

- 抽出 revokeTrackedObjectUrls 供重置与卸载共用
---
 .../useGameDistributionPublishForm.ts         | 27 +++++++++++++------
 1 file changed, 19 insertions(+), 8 deletions(-)

diff --git a/apps/ai-game-creator-shell/src/components/game-distribution/useGameDistributionPublishForm.ts b/apps/ai-game-creator-shell/src/components/game-distribution/useGameDistributionPublishForm.ts
index 2723cfc0c..2347ff221 100644
--- a/apps/ai-game-creator-shell/src/components/game-distribution/useGameDistributionPublishForm.ts
+++ b/apps/ai-game-creator-shell/src/components/game-distribution/useGameDistributionPublishForm.ts
@@ -86,6 +86,18 @@ const COVER_GENERATION_MODEL = IMAGE_MODEL_GPT_IMAGE_2;
 const COVER_GENERATION_ASPECT_RATIO = '16:9';
 const COVER_GENERATION_IMAGE_SIZE = '2K';
 
+/** 释放一组已登记的预览 blob 地址；重置与卸载共用，避免两处各写一遍。 */
+function revokeTrackedObjectUrls(objectUrls: Set<string>) {
+  objectUrls.forEach((url) => {
+    try {
+      URL.revokeObjectURL(url);
+    } catch {
+      // 预览地址释放失败不影响重置 / 卸载。
+    }
+  });
+  objectUrls.clear();
+}
+
 function buildPublishProjectContext(manifest: GameCreationAppManifest) {
   const taskSummary = (manifest.tasks ?? [])
     .slice(0, 16)
@@ -224,7 +236,13 @@ export function useGameDistributionPublishForm({
     setGeneratingCover(false);
     setCoverGenerationPrice(null);
     setCoverGenerationDetail('');
+    // 表单在换项目时重来，封面与截图也必须跟着清：素材是「项目 A 的公开展示物料」，
+    // 留着会被当成项目 B 的封面 / 截图提交。缓存与预览地址一并回收。
+    setCover(null);
+    setScreenshots([]);
     setPreviewScreenshot(null);
+    uploadedAssetCacheRef.current.clear();
+    revokeTrackedObjectUrls(objectUrlsRef.current);
     summaryTouchedRef.current = false;
     categoryTouchedRef.current = false;
 
@@ -282,14 +300,7 @@ export function useGameDistributionPublishForm({
   useEffect(() => {
     const objectUrls = objectUrlsRef.current;
     return () => {
-      objectUrls.forEach((url) => {
-        try {
-          URL.revokeObjectURL(url);
-        } catch {
-          // 预览地址释放失败不影响关闭面板。
-        }
-      });
-      objectUrls.clear();
+      revokeTrackedObjectUrls(objectUrls);
     };
   }, []);