/// <summary>
/// 添加信息信息
/// </summary>
/// <param name="inputDtos">要添加的店铺信息DTO信息</param>
/// <returns>业务操作结果</returns>
public OperationResult AddShowCategorys(params ShowCategoryInputDto[] inputDtos)
{
return(ShowCategoryRepository.Insert(inputDtos,
dto =>
{
if (ShowCategoryRepository.CheckExists(c => c.Name == dto.Name && c.Parent.Id == dto.ParentId))
{
throw new Exception("分类：{0}已经存在，不能添加同名".FormatWith(dto.Name));
}
},
(dto, entity) =>
{
if (dto.ParentId.HasValue && dto.ParentId.Value > 0)
{
ShowCategory parentCategory = ShowCategoryRepository.GetByKey(dto.ParentId.Value);
if (parentCategory == null)
{
throw new Exception("父级不存在");
}
parentCategory.Children.Add(entity);
entity.Parent = parentCategory;
}
return entity;
}));
}
/// <summary>
/// 更新信息信息
/// </summary>
/// <param name="inputDtos">包含更新信息的店铺信息DTO信息</param>
/// <returns>业务操作结果</returns>
public OperationResult EditShowCategorys(params ShowCategoryInputDto[] inputDtos)
{
return(ShowCategoryRepository.Update(inputDtos,
(dto, entity) =>
{
},
(dto, entity) =>
{
return entity;
}));
}
/// <summary>
/// 删除店铺信息信息
/// </summary>
/// <param name="ids">要删除的店铺信息编号</param>
/// <returns>业务操作结果</returns>
public OperationResult DeleteShowCategorys(params int[] ids)
{
return(ShowCategoryRepository.Delete(ids));
}
/// <summary>
/// 检查信息信息是否存在
/// </summary>
/// <param name="predicate">检查谓语表达式</param>
/// <param name="id">更新的信息编号</param>
/// <returns>信息是否存在</returns>
public bool CheckShowCategoryExists(Expression <Func <ShowCategory, bool> > predicate, int id = 0)
{
return(ShowCategoryRepository.CheckExists(predicate, id));
}
