public void DeleteProducts(List <string> produList)
{
PerformDeleteObjects <Product>(produList,
_productRepository,
id =>
{
var categorization = _productCategorizationRepository.GetBySpecification(Specification <ProductCategorization> .Eval(c => c.ProductId == id));
if (categorization != null)
{
_productCategorizationRepository.Remove(categorization);
}
});
}
// 将指定的商品从其所属的商品分类中移除
public void Uncategorize(Product product, Category category = null)
{
Expression <Func <ProductCategorization, bool> > specExpress = null
;
if (category == null)
{
specExpress = p => p.ProductId == product.Id;
}
else
{
specExpress = p => p.ProductId == product.Id && p.CategoryId == category.Id;
}
var productCategorization = _productCategorizationRepository.GetByExpression(specExpress);
if (productCategorization == null)
{
return;
}
_productCategorizationRepository.Remove(productCategorization);
_repositoryContext.Commit();
}