public virtual async Task CompleteRefundAsync(Payment payment, Refund refund)
{
using var uow = _unitOfWorkManager.Begin(isTransactional: true);
payment.CompleteRefund();
await _paymentRepository.UpdateAsync(payment, true);
refund.CompleteRefund(_clock.Now);
await _refundRepository.UpdateAsync(refund, true);
var paymentEto = _objectMapper.Map <Payment, PaymentEto>(payment);
var refundEto = _objectMapper.Map <Refund, RefundEto>(refund);
uow.OnCompleted(async() =>
await _distributedEventBus.PublishAsync(new PaymentRefundCompletedEto(paymentEto, refundEto)));
await uow.CompleteAsync();
}