public Receipt(Pos posData, Transaction transaction, SalesDataStruct salesData)
{
_receiptType = salesData.ReceiptType;
Pos = posData;
Transaction = transaction;
_products = salesData.Products;
SalesData = salesData;
}
internal void Execute_DocumentPreviewCommand(object parameter)
{
////Create new document
//string fileName = @"G:\wibsar-pos-solution\ticket.oxps";
//var doc = new System.Windows.Xps.Packaging.XpsDocument(fileName, FileAccess.Read);
//FixedDocumentSequence fds = doc.GetFixedDocumentSequence();
//Document = fds;
//Generate receipt
var transaction = new Transaction(null);
var salesData = new SalesDataStruct();
var receipt = new Receipt(MainWindowViewModel.PosInstance, transaction, salesData);
//save receipt
//open receipt
}