public RestaurantTransaction addRestaurantTransaction(RestaurantTransaction transaction)
{
Connection con = Connection.getConnection();
con.db.RestaurantTransaction.Add(transaction);
con.db.SaveChanges();
return(transaction);
}
public RestaurantTransaction createNewRestaurantTransaction(int seatID)
{
RestaurantTransactionMediator mediator = new RestaurantTransactionMediator();
RestaurantTransaction transaction = new RestaurantTransaction();
transaction.transactionID = mediator.getLastID() + 1;
transaction.employeeID = Session.getSession().employee.employeeID;
transaction.seatID = seatID;
transaction.purchaseDate = DateTime.Now;
return(transaction);
}
private void checkOutButton_Click(object sender, RoutedEventArgs e)
{
string paymentStr = paymentTxt.Text.Trim();
int payment;
bool success = int.TryParse(paymentStr, out payment);
if (!success)
{
errorLbl.Text = "Payment must be a number!";
}
else if (totalPrice == 0 || tax == 0)
{
errorLbl.Text = "Please input Seat ID!";
}
else
{
int change = (totalPrice + tax) - payment;
if (change > 0)
{
errorLbl.Text = "Payment is not enough!";
}
else if (change <= 0)
{
SeatMediator mediator = new SeatMediator();
OrderMediator omediator = new OrderMediator();
Order customerOrder = omediator.getOrderBySeat(seatID);
changeTxt.Text = "Change = \t\tRp. " + Math.Abs(change).ToString();
RestaurantTransactionMediator tmediator = new RestaurantTransactionMediator();
RestaurantTransactionFactory tfactory = new RestaurantTransactionFactory();
RestaurantTransaction transaction = tmediator.addRestaurantTransaction(tfactory.createNewRestaurantTransaction(seatID));
if (tmediator.addDetailRestaurantTransaction(transaction.transactionID, customerOrder.orderID) == null)
{
MessageBox.Show("Checkout failed!");
}
else
{
MessageBox.Show("Checkout success!");
}
//update seat dan ordernya
Seat customerSeat = mediator.getSeat(seatID);
customerSeat.status = "Available";
customerSeat = mediator.updateSeat(seatID, customerSeat);
customerOrder.status = "Finished";
customerOrder = omediator.updateOrder(customerOrder.orderID, customerOrder);
}
}
}
public int getLastID()
{
Connection con = Connection.getConnection();
RestaurantTransaction transaction = (from t in con.db.RestaurantTransaction
orderby t.transactionID descending
select t).FirstOrDefault();
if (transaction == null)
{
return(0);
}
return(transaction.transactionID);
}
public RestaurantTransaction addRestaurantTransaction(RestaurantTransaction transaction)
{
RestaurantTransactionRepository repository = new RestaurantTransactionRepository();
return(repository.addRestaurantTransaction(transaction));
}