private void PrintReceipt(PosEventSignResult result)
{
StringBuilder sb = new StringBuilder();
try {
p.RecLetterQuality = true;
p.SetBitmap(1, PrinterStation.Receipt, "..\\..\\Resources\\outpost_logo_receipt.bmp",
p.RecLineWidth, PosPrinter.PrinterBitmapCenter);
sb.Append(PrintCommands.bitmap_1);
sb.Append(PrintCommands.center); // TODO: Address + VAT number.
sb.Append(PrintCommands.double_size + "VAT RECEIPT\n");
sb.Append(PrintCommands.reset);
sb.Append(string.Concat(Enumerable.Repeat("-", p.RecLineChars)));
// TODO
sb.Append(PrintCommands.feed_cut);
p.PrintNormal(PrinterStation.Receipt, sb.ToString());
} catch (PosControlException e) {
Debug.WriteLine("Point of sale control exception: {0}", e);
if (e.ErrorCode == ErrorCode.Extended)
{
Debug.WriteLine("Extended: ", e.ErrorCodeExtended);
}
}
}
private void HashAndSignCallback(IAsyncResult ar)
{
try {
PosEventSignResult result = c.EndHashAndSign(ar);
if (result != null)
{
if (result.HasErrors == true)
{
foreach (Error e in result.Errors)
{
Debug.WriteLine(e.ToString());
}
}
else
{
// The hash and sign was successful, show a receipt like form.
Debug.WriteLine("The hash and sign callback was successful!");
if (result.HasSignature)
{
Debug.WriteLine("Signature: {0}", result.Signature);
}
if (result.IsClocking)
{
Debug.WriteLine("Clocking event: {0}", result.ClockingType);
}
Debug.WriteLine("Receipt printing mode: {0}", result.VATReceiptPrintingMode);
foreach (VATSplit s in result.VATSplit)
{
Debug.WriteLine(s.ToString());
}
PrintReceipt(result);
}
// Start the next transaction.
// We allow clocking in the middle of another transaction in this example, for a real-world POS
// you need to beware of transaction numbers. Don't create gaps or duplicate numbers if you do this!
//if(result.IsClocking == false) InitializeTransaction();
}
} catch (HashAndSignException ex) {
// The InnerException of the HashAndSignException might contain information to help troubleshoot the issue.
Debug.WriteLine("Error: " + ex.Message + ": " + (ex.InnerException != null ? ex.InnerException.Message : ""));
// We just start a new transaction in this example.
// Real world POS solutions should probably retain state and allow to try again.
//InitializeTransaction();
}
}
private void HashAndSignCallback(IAsyncResult ar)
{
PosEventSignResult result = FDMClient.EndHashAndSign(ar);
if (result != null)
{
if (result.HasErrors)
{
foreach (Error e in result.Errors)
{
MessageBox.Show(e.ToString());
}
}
else
{
/*
* string result_message = "Hash and sign result:\n";
* result_message = string.Concat(
* result_message, string.Format(
* "\tIsCLocking: {0}\n" +
* "\tClockingType: {1}\n" +
* "\tVATReceiptPrintingMode: {2}\n" +
* "\tVATSplits:\n",
* result.IsClocking,
* result.ClockingType,
* result.VATReceiptPrintingMode
* )
* );
*
* if(result.VATSplit != null) {
* foreach(VATSplit s in result.VATSplit) {
* result_message = string.Concat(
* result_message, string.Format(
* "\t\tPrintVatRateId: {0}\n" +
* "\t\tTaxableAmount: {1}\n" +
* "\t\tVATAmount: {2}\n" +
* "\t\tVATRate: {3}\n" +
* "\t\tVatRateId: {4}\n" +
* "\n",
* s.PrintVatRateId,
* s.TaxableAmount,
* s.VATAmount,
* s.VATRate,
* s.VatRateId
* )
* );
* }
* }
*
* MessageBox.Show(result_message);
*
* string event_message = "Event:\n";
* event_message = string.Concat(
* event_message, string.Format(
* "\tDrawerId: {0}\n" +
* "\tDrawerName: {1}\n" +
* "\tDrawerOpen: {2}\n" +
* "\tInvoiceNumber: {3}\n" +
* "\tIsFinalized: {4}\n" +
* "\tIsRefund: {5}\n" +
* "\tIsSimplifiedReceipt: {6}\n" +
* "\tIsTrainingMode: {7}\n" +
* "\tOperatorId: {8}\n" +
* "\tOperatorName: {9}\n" +
* "\tPayments:\n",
* result.Event.DrawerId,
* result.Event.DrawerName,
* result.Event.DrawerOpen,
* result.Event.InvoiceNumber,
* result.Event.IsFinalized,
* result.Event.IsRefund,
* result.Event.IsSimplifiedReceipt,
* result.Event.IsTrainingMode,
* result.Event.OperatorId,
* result.Event.OperatorName
* )
* );
*
* foreach(PaymentLine p in result.Event.Payments) {
* event_message = string.Concat(
* event_message, string.Format(
* "\t\tForeignCurrencyAmount: {0}\n" +
* "\t\tForeignCurrencyISO: {1}\n" +
* "\t\tPayAmount: {2}\n" +
* "\t\tPaymentId: {3}\n" +
* "\t\tPaymentName: {4}\n" +
* "\t\tPaymentType: {5}\n" +
* "\t\tQuantity: {6}\n" +
* "\t\tReference: {7}\n" +
* "\n",
* p.ForeignCurrencyAmount,
* p.ForeignCurrencyISO,
* p.PayAmount,
* p.PaymentId,
* p.PaymentName,
* p.PaymentType,
* p.Quantity,
* p.Reference
* )
* );
* }
*
* event_message = string.Concat(
* event_message, string.Format(
* "\tPOSSerialNumber: {0}\n" +
* "\tProducts:\n",
* result.Event.POSSerialNumber
* )
* );
*
* foreach(ProductLine p in result.Event.Products) {
* event_message = string.Concat(
* event_message, string.Format(
* "\t\tDiscounts: {0}\n" +
* "\t\tPrintVatRateId: {1}\n" +
* "\t\tProductGroupId: {2}\n" +
* "\t\tProductGroupName: {3}\n" +
* "\t\tProductId: {4}\n" +
* "\t\tProductName: {5}\n" +
* "\t\tQuantity: {6}\n" +
* "\t\tQuantityUnit: {7}\n" +
* "\t\tSellingPrice: {8}\n" +
* "\t\tVatRateId: {9}\n" +
* "\n",
* p.Discounts,
* p.PrintVatRateId,
* p.ProductGroupId,
* p.ProductGroupName,
* p.ProductId,
* p.ProductName,
* p.Quantity,
* p.QuantityUnit,
* p.SellingPrice,
* p.VatRateId
* )
* );
* }
*
* event_message = string.Concat(
* event_message, string.Format(
* "\tReference: {0}\n" +
* "\tTerminalId: {1}\n" +
* "\tTerminalName: {2}\n" +
* "\tTransactionDateTime: {3}\n" +
* "\tTransactionNumber: {4}\n" +
* "\tVatRateA: {5}\n" +
* "\tVatRateB: {6}\n" +
* "\tVatRateC: {7}\n" +
* "\tVatRateD: {8}\n",
* result.Event.Reference,
* result.Event.TerminalId,
* result.Event.TerminalName,
* result.Event.TransactionDateTime,
* result.Event.TransactionNumber,
* result.Event.VatRateA,
* result.Event.VatRateB,
* result.Event.VatRateC,
* result.Event.VatRateD
* )
* );
* MessageBox.Show(event_message);
*
* if(result.HasSignature) {
* string signature_message = "Signature:\n";
* signature_message = string.Concat(
* signature_message, string.Format(
* "\tEventType: {0}\n" +
* "\tFDMSerialNumber: {1}\n" +
* "\tFullPluHash: {2}\n" +
* "\tPrintEventType: {3}\n" +
* "\tPrintPluHash: {4}\n" +
* "\tSignature: {5}\n" +
* "\tSignDateTime: {6}\n" +
* "\tTicketCount: {7}\n" +
* "\tTicketNumber: {8}\n" +
* "\tVSCIdentificationNumber: {9}\n",
* result.Signature.EventType,
* result.Signature.FDMSerialNumber,
* result.Signature.FullPluHash,
* result.Signature.PrintEventType,
* result.Signature.PrintPluHash,
* result.Signature.Signature,
* result.Signature.SignDateTime,
* result.Signature.TicketCount,
* result.Signature.TicketNumber,
* result.Signature.VSCIdentificationNumber
* )
* );
* MessageBox.Show(signature_message);
* }
*/
PrintReceipt(result);
}
// Start the next transaction.
// We allow clocking in the middle of another transaction in this example, for a real-world POS
// you need to beware of transaction numbers. Don't create gaps or duplicate numbers if you do this!
//if(result.IsClocking == false) InitializeTransaction();
}
}
void PrintReceipt(PosEventSignResult pesr)
{
string tab = " "; // Necessary since the receipt printer doesn't seem to support normal tab characters.
string total_label = "Total: ";
StringBuilder sb = new StringBuilder();
try {
// Initialization.
PosPrinter.RecLetterQuality = true;
PosPrinter.SetBitmap(1, PrinterStation.Receipt, "..\\..\\Resources\\outpost_logo_black.bmp",
PosPrinter.RecLineWidth, PosPrinter.PrinterBitmapCenter);
// Header logo.
sb.Append(PrintCommands.bitmap_1);
// Establishment data.
Dispatcher.Invoke(() => {
sb.Append(
PrintCommands.center +
CompanyNameLabel.Content + "\n" +
CompanyStreetLabel.Content + "\n" +
CompanyCityLabel.Content + "\n" +
CompanyVATLabel.Content + "\n\n"
);
});
// Receipt title.
sb.Append(PrintCommands.double_size);
if (pesr.Event.IsTrainingMode)
{
sb.Append("TRAINING RECEIPT\n");
}
else
{
sb.Append("VAT RECEIPT\n");
}
if (pesr.Event.IsRefund)
{
sb.Append("REFUND\n");
}
sb.Append(PrintCommands.reset);
decimal receipt_total = 0.0m;
int space_count;
// Product lines & total.
sb.Append(PrintCommands.bold + "Products & Services:\n" + PrintCommands.reset);
foreach (ProductLine l in pesr.Event.Products)
{
space_count =
PosPrinter.RecLineChars -
l.Quantity.ToString().Length -
l.ProductName.ToString().Length -
l.SellingPrice.ToString().Length -
l.PrintVatRateId.ToString().Length -
tab.Length - 3;
// TODO: Handle (space_count <= 0) case.
Debug.Assert(0 < space_count);
sb.Append(
string.Format(tab + "{0}x {1}", l.Quantity, l.ProductName) +
string.Concat(Enumerable.Repeat(" ", space_count)) +
string.Format("{0} {1}\n", l.SellingPrice, l.PrintVatRateId)
);
receipt_total += l.SellingPrice;
}
sb.Append(tab + string.Concat(Enumerable.Repeat("-", PosPrinter.RecLineChars - tab.Length)) + "\n");
space_count = PosPrinter.RecLineChars - total_label.Length -
receipt_total.ToString().Length - tab.Length - 2;
sb.Append(tab + total_label + string.Concat(Enumerable.Repeat(" ", space_count)) +
receipt_total.ToString() + "\n\n");
// Payment lines.
// TODO: Add support for change & refund.
sb.Append(PrintCommands.bold + "Payment:\n" + PrintCommands.reset);
foreach (PaymentLine l in pesr.Event.Payments)
{
space_count = PosPrinter.RecLineChars - l.PaymentName.ToString().Length -
l.PayAmount.ToString().Length - tab.Length - 2;
sb.Append(tab + l.PaymentName + string.Concat(Enumerable.Repeat(" ", space_count)) + l.PayAmount + "\n");
}
sb.Append("\n");
// VAT data.
int len, taxable_max_char_count = 0, rate_max_char_count = 0, amount_max_char_count = 0;
sb.Append(PrintCommands.bold + "VAT:\n" + PrintCommands.reset); // TODO: Multilingual support.
foreach (VATSplit v in pesr.VATSplit)
{
// Calculate spacing for alignment.
len = v.TaxableAmount.ToString().Length;
if (taxable_max_char_count < len)
{
taxable_max_char_count = len;
}
len = v.VATRate.ToString().Length;
if (rate_max_char_count < len)
{
rate_max_char_count = len;
}
len = v.VATAmount.ToString().Length;
if (amount_max_char_count < len)
{
amount_max_char_count = len;
}
}
foreach (VATSplit v in pesr.VATSplit)
{
sb.Append(
tab + v.PrintVatRateId + ": " +
string.Concat(Enumerable.Repeat(" ", taxable_max_char_count - v.TaxableAmount.ToString().Length)) +
v.TaxableAmount + " @ " +
string.Concat(Enumerable.Repeat(" ", rate_max_char_count - v.VATRate.ToString().Length)) +
v.VATRate + "% = " +
string.Concat(Enumerable.Repeat(" ", amount_max_char_count - v.VATAmount.ToString().Length)) +
+v.VATAmount + "\n"
);
}
sb.Append(tab + total_label +
string.Concat(
Enumerable.Repeat(" ",
taxable_max_char_count + rate_max_char_count + amount_max_char_count + 10 -
total_label.Length - pesr.GetTotalVATAmount().ToString().Length
)
) + pesr.GetTotalVATAmount() + "\n\n"
);
// Other mandatory data.
sb.Append(
PrintCommands.bold + "Cash Register Data:\n" + PrintCommands.reset +
tab + "PLU hash: " + pesr.Signature.PrintPluHash + "\n" +
tab + "POS: " + pesr.Event.POSSerialNumber + "\n" +
tab + "Version: " + "~TODO~" + "\n" + // TODO
tab + "Terminal: " + pesr.Event.TerminalId + "\n" +
tab + "Transaction: " + pesr.Event.TransactionNumber.ToString() + "\n" +
tab + "Date & time: " + pesr.Event.TransactionDateTime.ToString("dd/MM/yyyy HH:mm:ss") + "\n" +
tab + "User: "******"\n" +
"\n"
);
// FDM control data.
// Must follow specific naming conventions as dictated by the law!
// See circular no. E.T. 124.747, chapter 5, points 44 & 45!
sb.Append(
PrintCommands.bold + "Control Data:\n" + PrintCommands.reset +
tab + pesr.Signature.SignDateTime + "\n" +
tab + string.Format("Receipt counter: {0}/{1} {2}\n",
pesr.Signature.TicketNumber,
pesr.Signature.TicketCount,
pesr.Signature.EventType
) +
tab + "Receipt signature:\n" + tab + tab + pesr.Signature.Signature + "\n" +
tab + "Control module ID: " + pesr.Signature.FDMSerialNumber + "\n" +
tab + "VAT signing card ID: " + pesr.Signature.VSCIdentificationNumber + "\n\n"
);
// Invalidity footer.
if (pesr.Event.IsTrainingMode)
{
sb.Append(PrintCommands.center + PrintCommands.double_size +
"THIS IS NOT A\nVALID VAT RECEIPT\n" + PrintCommands.reset
);
}
sb.Append(PrintCommands.feed_cut);
PosPrinter.PrintNormal(PrinterStation.Receipt, sb.ToString());
} catch (PosControlException e) {
Debug.WriteLine("Point of sale control exception: {0}", e);
if (e.ErrorCode == ErrorCode.Extended)
{
Debug.WriteLine("Extended: ", e.ErrorCodeExtended);
}
}
}
