web

server/internal/service/product.go

@@ -25,7 +25,7 @@ func NewProductService(productRepo *repository.ProductRepository, userRepo *repo
 }
 
 // GetProductList 获取产品列表（前端用户）
-func (s *ProductService) GetProductList(page, pageSize int, categoryID uint, keyword string, minPrice, maxPrice float64, sort, sortType string) ([]model.Product, *utils.Pagination, error) {
+func (s *ProductService) GetProductList(page, pageSize int, categoryID uint, keyword string, minPrice, maxPrice float64, inStock *bool, sort, sortType string) ([]model.Product, *utils.Pagination, error) {
 	if page <= 0 {
 		page = 1
 	}
@@ -48,6 +48,9 @@ func (s *ProductService) GetProductList(page, pageSize int, categoryID uint, key
 	if maxPrice > 0 {
 		conditions["max_price"] = maxPrice
 	}
+	if inStock != nil {
+		conditions["in_stock"] = *inStock
+	}
 	if sort != "" {
 		conditions["sort"] = sort
 	}
@@ -128,10 +131,12 @@ func (s *ProductService) GetProductDetail(id uint) (*model.Product, error) {
 // CreateProduct 创建产品
 func (s *ProductService) CreateProduct(product *model.Product) error {
 	// 验证分类是否存在
-	if product.CategoryID > 0 {
-		_, err := s.productRepo.GetCategoryByID(product.CategoryID)
-		if err != nil {
-			return errors.New("分类不存在")
+	if len(product.CategoryID) > 0 {
+		for _, catID := range product.CategoryID {
+			_, err := s.productRepo.GetCategoryByID(catID)
+			if err != nil {
+				return errors.New("分类ID" + strconv.Itoa(int(catID)) + "不存在")
+			}
 		}
 	}
 
@@ -146,28 +151,6 @@ func (s *ProductService) UpdateProduct(id uint, updates map[string]interface{})
 		return errors.New("产品不存在")
 	}
 
-	// 如果更新分类，验证分类是否存在
-	if categoryID, ok := updates["category_id"]; ok {
-		var catID uint
-		switch v := categoryID.(type) {
-		case uint:
-			catID = v
-		case float64:
-			catID = uint(v)
-		case int:
-			catID = uint(v)
-		default:
-			return errors.New("分类ID格式错误")
-		}
-		
-		if catID > 0 {
-			_, err := s.productRepo.GetCategoryByID(catID)
-			if err != nil {
-				return errors.New("分类不存在")
-			}
-		}
-	}
-
 	// 处理 detail_images 字段 - 确保正确转换为 JSONSlice 类型
 	if detailImages, ok := updates["detail_images"]; ok {
 		switch v := detailImages.(type) {
@@ -376,6 +359,11 @@ func (s *ProductService) GetCategories() ([]model.Category, error) {
 	return s.productRepo.GetCategories()
 }
 
+// GetCategoriesByPlatform 根据平台获取分类列表
+func (s *ProductService) GetCategoriesByPlatform(platform string) ([]model.Category, error) {
+	return s.productRepo.GetCategoriesByPlatform(platform)
+}
+
 // CreateCategory 创建分类
 func (s *ProductService) CreateCategory(category *model.Category) error {
 	return s.productRepo.CreateCategory(category)
@@ -492,7 +480,8 @@ func (s *ProductService) SearchProducts(keyword string, page, pageSize int, minP
         return []model.Product{}, utils.NewPagination(page, pageSize), nil
     }
 
-    return s.GetProductList(page, pageSize, 0, keyword, minPrice, maxPrice, sort, sortType)
+    // 搜索不筛选库存，传递 nil
+    return s.GetProductList(page, pageSize, 0, keyword, minPrice, maxPrice, nil, sort, sortType)
 }
 
 // UpdateStock 更新库存