新增系统商品

api/service/product.go

@@ -9,8 +9,8 @@ import (
 type ProductService struct {
 }
 
-// GetPlatformProduct 平台商品详情
-func (r *ProductService) GetPlatformProduct(productPlatformId int64) (g *dto.ProductPlatformDto, err error) {
+// GetProductPlatform 平台商品详情
+func (r *ProductService) GetProductPlatform(productPlatformId int64) (g *dto.ProductPlatformDto, err error) {
 	// 获取平台商品数据
 	productPlatformDao := dao.ProductPlatformDao{}
 	productPlatform, err := productPlatformDao.GetProductPlatformById(productPlatformId)
@@ -23,3 +23,27 @@ func (r *ProductService) GetPlatformProduct(productPlatformId int64) (g *dto.Pro
 
 	return g, nil
 }
+
+// GetProduct 商品详情
+func (r *ProductService) GetProduct(productId int64) (g *dto.ProductDto, err error) {
+	// 获取商品数据
+	productDao := dao.ProductDao{}
+	product, err := productDao.GetProductById(productId)
+	if err != nil || product == nil {
+		return nil, errors.New(err.Error())
+	}
+
+	// 获取商品库存数据
+	productPlatformAmountDao := dao.ProductPlatformAmountDao{}
+	productPlatformAmount, err := productPlatformAmountDao.GetProductPlatformAmountByProductPlatformId(product.ProductPlatformId)
+
+	// 处理返回值
+	g = dto.GetProductDto(product)
+
+	if productPlatformAmount != nil {
+		// 加载库存
+		g.LoadProductAmount(productPlatformAmount)
+	}
+
+	return g, nil
+}