public PurchaseLog createNewPurchaseLog(string title, string desc, DateTime?purchaseDate, int totalPrice)
{
PurchaseLogMediator mediator = new PurchaseLogMediator();
PurchaseLog purchaseLog = new PurchaseLog();
purchaseLog.purchaseLogID = mediator.getLastID() + 1;
purchaseLog.title = title;
purchaseLog.description = desc;
purchaseLog.purchaseDate = purchaseDate;
purchaseLog.totalPrice = totalPrice;
return(purchaseLog);
}
private void submitBtn_Click(object sender, RoutedEventArgs e)
{
string title = titleTxt.Text.Trim();
string desc = descTxt.Text.Trim();
DateTime?purchaseDate = this.purchaseDate.SelectedDate;
string totalPriceStr = totalPriceTxt.Text.Trim();
int totalPrice;
bool success = int.TryParse(totalPriceStr, out totalPrice);
if (!success)
{
errorLbl.Text = "Total price must be a number!";
}
else if (title == "" || desc == "" || !purchaseDate.HasValue)
{
errorLbl.Text = "Please input all field!";
}
else
{
PurchaseLogFactory factory = new PurchaseLogFactory();
PurchaseLogMediator mediator = new PurchaseLogMediator();
PurchaseLog purchaseLog = mediator.addPurchaseLog(factory.createNewPurchaseLog(title, desc, purchaseDate, totalPrice));
if (purchaseLog == null)
{
MessageBox.Show("Add purchase log failed!");
}
else
{
MessageBox.Show("Add purchase log success!");
}
this.Close();
}
}
private void Window_Loaded(object sender, RoutedEventArgs e)
{
PurchaseLogMediator mediator = new PurchaseLogMediator();
purchaseLogView.ItemsSource = mediator.getAllPurchaseLog();
}
