From 5f2eb5547808fb6eb1205fc7f032be3cb14f8001 Mon Sep 17 00:00:00 2001
From: chenpei <chenpei@1080p.hk>
Date: Mon, 17 Aug 2026 11:56:58 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E5=88=97=E8=A1=A8=E5=B0=81=E9=9D=A2?=
 =?UTF-8?q?=E5=8E=BB=E9=87=8D=E6=94=B9=E4=B8=BA=E5=85=BC=E5=AE=B9=E5=BD=93?=
 =?UTF-8?q?=E5=89=8D=20TS=20=E7=9B=AE=E6=A0=87?=
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---
 app/api/materials/route.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/api/materials/route.ts b/app/api/materials/route.ts
index e38f546..65a8757 100644
--- a/app/api/materials/route.ts
+++ b/app/api/materials/route.ts
@@ -679,7 +679,7 @@ export async function GET(request: NextRequest) {
     const taskPageMissingPreviewIds = materials
       .filter(m => m.materialType === '任务-页面' && !m.previewUrl && !m.videoCoverUrl)
       .map(m => m.id);
-    const coverMaterialIds = [...new Set([...productPackageMaterialIds, ...taskPageMissingPreviewIds])];
+    const coverMaterialIds = Array.from(new Set(productPackageMaterialIds.concat(taskPageMissingPreviewIds)));
     
     const coverUrlMap = new Map<string, string | null>();
     if (coverMaterialIds.length > 0) {