fix: 修复订单服务中产品详情检查逻辑

添加对productDetail.product的检查，避免在product为undefined时访问components属性

src/service/order.service.ts

@@ -735,8 +735,9 @@ export class OrderService {
     // 从数据库查询产品，关联查询组件
     const productDetail = await this.productService.getComponentDetailFromSiteSku({ sku: orderItem.sku, name: orderItem.name },site);
 
-    if (!productDetail || !productDetail.quantity) return;
+    if (!productDetail || !productDetail.product || !productDetail.quantity) return;
     const { product, quantity } = productDetail
+
     const componentDetails: { product: Product, quantity: number }[] = product.components?.length > 0 ? await Promise.all(product.components.map(async comp => {
       return {
         product: await this.productModel.findOne({

src/service/product.service.ts

@@ -1798,7 +1798,7 @@ export class ProductService {
     }
 
     let product = await this.getProductBySiteSku(siteProduct.sku, site)
-
+    
     return {
       product,
       quantity: 1,