public async Task <ValidationResult> Handle(UpdateItemCommand request, CancellationToken cancellationToken)
{
if (!request.IsValid())
{
return(request.ValidationResult);
}
var item = await _showcaseRepository.GetByIdWithoutTracking(request.Id);
if (item is null)
{
AddError("The showcase cannot update the item, because it does not exist in this showcase.");
return(ValidationResult);
}
var updatedItem = new Item(
request.Id,
request.Name ?? item.Name,
request.Description ?? item.Description,
request.Category ?? item.Category
);
updatedItem.AddDomainEvent(new UpdatedItemEvent(
updatedItem.Id, updatedItem.Name, updatedItem.Description, updatedItem.Category
));
_showcaseRepository.Update(updatedItem);
return(await Commit(_showcaseRepository.UnitOfWork));
}
