internal WalletTransaction(Decimal amount, ICommand command)
{
Id = Guid.NewGuid();
Amount = amount;
_command = command;
Status = WalletTransactionStatus.Pending;
}
public void Initiate()
{
if (Status != WalletTransactionStatus.Pending)
{
throw new InvalidOperationException($"Unable to initiate transaction {Id}.");
}
try
{
_command.Execute();
}
catch (Exception exception)
{
Status = WalletTransactionStatus.Failed;
throw new TransactionExecutionException(exception);
}
Status = WalletTransactionStatus.Completed;
}
public void Revert()
{
if (Status != WalletTransactionStatus.Completed)
{
throw new InvalidOperationException($"Unable to invert transaction {Id}.");
}
try
{
_command.Revert();
}
catch (Exception exception)
{
Status = WalletTransactionStatus.RevertFailed;
throw new TransactionRevertException(exception);
}
Status = WalletTransactionStatus.Reverted;
}