refactor(product): 重构获取组件详情逻辑并支持数量参数

将获取组件详情的逻辑从order.service.ts移到product.service.ts中统一处理
新增quantity参数支持组件数量计算
返回结果中增加parentProduct信息用于追踪父产品

src/service/order.service.ts

@@ -733,32 +733,24 @@ export class OrderService {
     if (!orderItem.sku) return;
 
     // 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);
+    const componentDetails = await this.productService.getComponentDetailFromSiteSku({ sku: orderItem.sku, name: orderItem.name },orderItem.quantity,site);
+    if(!componentDetails?.length){
+      return 
+    }
 
-    if (!productDetail || !productDetail.quantity) return;
+    const orderSales: OrderSale[] = componentDetails.map(({product, parentProduct, quantity}) => {
-    const { product, quantity } = productDetail
+      if (!product) return null
-    const componentDetails: { product: Product, quantity: number }[] = product.components?.length > 0 ? await Promise.all(product.components.map(async comp => {
-      return {
-        product: await this.productModel.findOne({
-          where: { id: comp.productId },
-        }),
-        quantity: comp.quantity * orderItem.quantity,
-      }
-    })) : [{ product, quantity }]
-
-    const orderSales: OrderSale[] = componentDetails.map(componentDetail => {
-      if (!componentDetail.product) return null
       const attrsObj = this.productService.getAttributesObject(product.attributes)
       const orderSale = plainToClass(OrderSale, {
         orderId: orderItem.orderId,
         siteId: orderItem.siteId,
         externalOrderItemId: orderItem.externalOrderItemId,// 原始 itemId
-        parentProductId: product.id, // 父产品 ID 用于统计套餐 如果是单品则不记录
+        parentProductId: parentProduct.id, // 父产品 ID 用于统计套餐 如果是单品则不记录
-        productId: componentDetail.product.id,
+        productId: product.id,
         isPackage: product.type === 'bundle',// 这里是否是套餐取决于父产品
-        name: componentDetail.product.name,
+        name: product.name,
-        quantity: componentDetail.quantity * orderItem.quantity,
+        quantity: quantity * orderItem.quantity,
-        sku: componentDetail.product.sku,
+        sku: product.sku,
         // 理论上直接存 product 的全部数据才是对的，因为这样我的数据才全面。
         brand: attrsObj?.['brand']?.name,
         version: attrsObj?.['version']?.name,
@@ -766,7 +758,7 @@ export class OrderService {
         flavor: attrsObj?.['flavor']?.name,
         humidity: attrsObj?.['humidity']?.name,
         size: attrsObj?.['size']?.name,
-        category: componentDetail.product.category.name,
+        category: product.category.name,
       });
       return orderSale
     }).filter(v => v !== null)

src/service/product.service.ts

@@ -1785,17 +1785,31 @@ export class ProductService {
     // 这里判断 second 是否是数字
     return sku.includes('-MX-') || sku.includes('-Mixed-') || /^\d+$/.test(second) && /^\d+$/.test(last)
   }
-  async getComponentDetailFromSiteSku(siteProduct: { sku: string, name: string }, site: Site) {
+  async getComponentDetailFromSiteSku(siteProduct: { sku: string, name: string }, quantity: number = 1, site: Site): Promise<{ product: Product,parentProduct?: Product, quantity: number }[]>  {
     if (!siteProduct.sku) {
       throw new Error('siteSku 不能为空')
     }
 
-    let product = await this.getProductBySiteSku(siteProduct.sku, site)
+    const  product = await this.getProductBySiteSku(siteProduct.sku, site)
 
-    return {
+    if (!product) return
-      product,
+
-      quantity: 1,
+    if(!product?.components?.length){
+      return [{
+        product,
+        quantity
+      }]
     }
+
+    return await Promise.all(product.components.map(async comp => {
+      return {
+        product: await this.productModel.findOne({
+          where: { id: comp.productId },
+        }),
+        parentProduct: product, // 这里得记录一下他的爸爸用来记录
+        quantity: comp.quantity * quantity,
+      }
+    })) 
   }
 
   // 准备创建产品的 DTO, 处理类型转换和默认值