public async Task <OperationResult> UpdateAsync(Guid id, Customer customer)
{
var customerToUpdate = await _customersRepository.FindAsync(id);
customerToUpdate.Update(customer);
var validationResult = _validator.Validate(customerToUpdate);
if (!validationResult.IsValid)
{
var errors = validationResult.Errors.Select(e => e.ErrorMessage).ToList();
return(new OperationResult(false, customer, errors));
}
await _customersRepository.UpdateAsync(customerToUpdate);
await _unitOfWork.CommitAsync();
return(new OperationResult(true, customerToUpdate, null));
}