/// <summary>
/// Creator: Jaeho Kim
/// Created: 03/25/2020
/// Approver: Rasha Mohammed
///
/// Completes the transaction and performs the transaction entry operation.
/// </summary>
/// <remarks>
/// Updater: NA
/// Updated: NA
/// Update: NA
/// </remarks>
/// <param name="e"></param>
/// <param name="sender"></param>
private void btnCompleteTransaction_Click(object sender, RoutedEventArgs e)
{
var transactionType = new TransactionType();
var transactionStatus = new TransactionStatus();
// This transactionDate operation
// involves ignoring Milliseconds.
// Seconds do count however!
DateTime transactionDate = DateTime.Now;
transactionDate = new DateTime(
transactionDate.Ticks -
(transactionDate.Ticks % TimeSpan.TicksPerSecond),
transactionDate.Kind
);
// end transactionDate ignore milliseconds operation.
var transaction = new Transaction();
try
{
// This is for practical purposes. A cashier should not have to
// constantly put in the transaction type for each transaction.
// A default transaction type is retrieved from the database
// everytime the transaction type text is empty.
if (cbTransactionType.Text == "")
{
transactionType = _transactionManager.RetrieveDefaultTransactionType();
cbTransactionType.Text = transactionType.TransactionTypeID;
}
if (cbTransactionStatus.Text == "")
{
transactionStatus = _transactionManager.RetrieveDefaultTransactionStatus();
cbTransactionStatus.Text = transactionStatus.TransactionStatusID;
}
// if the transaction type was return or void, the values for item quantity
// and total calculations must be negative.
if (cbTransactionType.Text == "return")
{
subTotalTaxable *= -1;
subTotal *= -1;
total *= -1;
}
if (cbTransactionType.Text == "void")
{
subTotalTaxable *= -1;
subTotal *= -1;
total *= -1;
}
transaction.TransactionDateTime = transactionDate;
transaction.TaxRate = taxRate;
transaction.SubTotalTaxable = subTotalTaxable;
transaction.SubTotal = subTotal;
transaction.Total = total;
transaction.TransactionTypeID = cbTransactionType.Text.ToString();
transaction.EmployeeID = employeeID;
transaction.TransactionStatusID = cbTransactionStatus.Text.ToString();
transaction.TaxExemptNumber = txtTaxExemptNumber.Text.ToString();
transaction.CustomerEmail = txtEmail.Text.ToString();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message + "\n\n" + "Please set the default transaction type or status!");
}
var transactionLineProducts = new TransactionLineProducts();
List <ProductVM> ProductsSoldList = new List <ProductVM>();
foreach (var item in _transactionManager.GetAllProducts())
{
// return transaction type!
if (cbTransactionType.Text == "return")
{
item.Quantity *= -1;
}
// return transaction type!
if (cbTransactionType.Text == "void")
{
item.Quantity *= -1;
}
ProductsSoldList.Add(item);
}
transactionLineProducts.ProductsSold = ProductsSoldList;
try
{
// Creating the transaction in the database
if (transaction.SubTotal != 0)
{
if (collectPayment(transaction))
{
_transactionManager.AddTransaction(transaction);
_transactionManager.AddTransactionLineProducts(transactionLineProducts);
_transactionManager.EditItemQuantity(transactionLineProducts);
txtSearchProduct.Text = "";
txtItemName.Text = "";
chkTaxable.IsChecked = false;
txtPrice.Text = "";
txtQuantity.Text = "";
txtItemDescription.Text = "";
cbTransactionType.Text = "";
cbTransactionStatus.Text = "";
txtTaxExemptNumber.Text = "";
txtEmail.Clear();
txtTotal.Text = "";
txtSubTotal.Text = "";
txtSubTotalTaxable.Text = "";
dgShoppingCart.ItemsSource = null;
subTotalTaxable = 0.0M;
subTotal = 0.0M;
total = 0.0M;
_transactionManager.ClearShoppingCart();
btnAddProduct.Visibility = Visibility.Hidden;
MessageBox.Show("Transaction Complete", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
WPFErrorHandler.ErrorMessage("Payment Processing incomplete.");
}
}
else
{
MessageBox.Show("Could Not Add Transaction!");
}
}
catch (ApplicationException ae)
{
MessageBox.Show(ae.Message + "\n\n" + "You Must Enter Transaction Admin Data!");
}
}
