public async Task <IOperationResult> HandleAsync(IDeletePayment command, ICorrelationContext context)
{
var payment = await _paymentsRepository.GetAsync(command.Id);
if (payment is null)
{
throw new BaristaException("payment_not_found", $"Could not find payment with ID '{command.Id}'");
}
await _paymentsRepository.DeleteAsync(payment);
await _paymentsRepository.SaveChanges();
await _busPublisher.Publish(new PaymentDeleted(command.Id));
return(OperationResult.Ok());
}
public async Task <IIdentifierResult> HandleAsync(ICreatePayment command, ICorrelationContext context)
{
await _userVerifier.AssertExists(command.UserId);
var payment = new Domain.Payment(command.Id, command.Amount, command.UserId, command.Source, command.ExternalId);
await _paymentsRepository.AddAsync(payment);
try
{
await _paymentsRepository.SaveChanges();
}
catch (EntityAlreadyExistsException)
{
throw new BaristaException("payment_already_exists", $"A payment with the ID '{command.Id}' already exists.");
}
await _busPublisher.Publish(new PaymentCreated(payment));
return(new IdentifierResult(payment.Id));
}
public async Task <IOperationResult> HandleAsync(IUpdatePayment command, ICorrelationContext context)
{
var payment = await _paymentsRepository.GetAsync(command.Id);
if (payment is null)
{
throw new BaristaException("payment_not_found", $"Payment with ID '{command.Id}' was not found");
}
await _userVerifier.AssertExists(command.UserId);
payment.SetUserId(command.UserId);
payment.SetAmount(command.Amount);
payment.SetExternalId(command.ExternalId);
payment.SetSource(command.Source);
await _paymentsRepository.UpdateAsync(payment);
await _paymentsRepository.SaveChanges();
await _busPublisher.Publish(new PaymentUpdated(payment));
return(OperationResult.Ok());
}