public async Task <IActionResult> DeleteDescriptionItem(int id)
{
DescriptionGroupItem item = await _shopManager.GetDescriptionItemByIdAsync(id);
if (item == null)
{
return(View("Error", new ErrorViewModel {
Message = $"Описание с id {id} не найдено."
}));
}
var itemDto = _mapper.Map <DescriptionGroupItemDto>(item);
return(View(itemDto));
}
public async Task <OperationResult> ValidateAsync(IShopManager manager, Description description)
{
if (manager == null)
{
throw new ArgumentNullException(nameof(manager));
}
if (description == null)
{
throw new ArgumentNullException(nameof(description));
}
var errors = new List <OperationError>();
if (description.Value.IsNullOrEmpty())
{
errors.Add(manager.ErrorDescriber.EmptyDescriptionValue());
}
if (!description.DescriptionGroupItemId.HasValue)
{
errors.Add(manager.ErrorDescriber.InvalidModel());
}
var existingDescItem = await manager.GetDescriptionItemByIdAsync(description.DescriptionGroupItemId.GetValueOrDefault());
if (existingDescItem == null)
{
errors.Add(manager.ErrorDescriber.EntityNotFound("Пункт описания группы"));
}
if (errors.Count > 0)
{
return(OperationResult.Failure(errors.ToArray()));
}
return(OperationResult.Success());
}