/// <summary>
/// Shows how to get the result of a transaction after a power/link failure.
/// </summary>
/// <param name="session">The Vault session to use.</param>
public void HandlePowerLinkFailure()
{
// VaultSession session = new VaultSession("CHECKOUT1");
// using (VaultSession vs = new VaultSession("CHECKOUT1"))
{
// FinancialTransaction tx = GetCurrentTransaction();
UnknownVaultTransaction tx = GetCurrentTransaction();
if (tx != null)
{
TransactionResult result = vs.CompleteTransaction((VaultTransaction)tx);
if (result == TransactionResult.Success)
{
// Close the sale - customer can leave with goods
// Program.MsgBox("PowerLinkFailure detected, last EFTPOS transaction ACCEPTED");
}
else
{
// Leave the sale open - customer will have to retender.
// Program.MsgBox("PowerLinkFailure detected, last EFTPOS transaction not finished, result:" + result.ToString());
}
}
else
{
// Program.MsgBox("Vault OK");
// There was no transaction pending during the power/link failure
}
}
}
/// <summary>
/// This method returns the currently executing transaction (if any).
/// </summary>
/// <returns>Returns null if no transaction pending.</returns>
public UnknownVaultTransaction GetCurrentTransaction()
{
// The code below is shows how to create the transaction object
// ready for use in the CompleteTransaction method. In real
// life this code would retrieve the transaction
// ID from a persistent store.
UnknownVaultTransaction ut = new UnknownVaultTransaction("#10");
// if(ut.TxInfo == null)
// return null;
return(ut);
// return (FinancialTransaction)ut;
}
