private void DisplaySalesTransaction()
{
using (var context = new ERPContext())
{
var salesTransactionFromDatabase =
context.SalesTransactions
.Include("SalesTransactionLines")
.Include("SalesTransactionLines.Item")
.Include("SalesTransactionLines.Warehouse")
.SingleOrDefault(
transaction => transaction.SalesTransactionID.Equals(_salesTransactionID));
if (salesTransactionFromDatabase == null)
{
MessageBox.Show("Sales transaction could not be found.", "Invalid ID", MessageBoxButton.OK);
return;
}
foreach (var line in salesTransactionFromDatabase.SalesTransactionLines)
{
SalesTransactionLines.Add(new SalesTransactionLineVM {
Model = line
});
}
SalesTransactionDate = salesTransactionFromDatabase.Date;
SalesTransactionGrossTotal = salesTransactionFromDatabase.GrossTotal;
SalesTransactionDiscount = salesTransactionFromDatabase.Discount;
SalesTransactionNetTotal = salesTransactionFromDatabase.Total;
}
}
private void ClearSalesTransaction()
{
SalesTransactionID = null;
SalesTransactionDate = DateTime.MinValue;
SalesTransactionGrossTotal = 0;
SalesTransactionDiscount = 0;
SalesTransactionNetTotal = 0;
SalesTransactionLines.Clear();
}