private void buttonOrdUpdate_Click(object sender, EventArgs e)
{
if (!Validator.IsEmpty(textBoxOrdQuantity))
{
MessageBox.Show("Orders must have a valid quantity.", "Validation Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
textBoxAutID.Clear();
textBoxAutID.Focus();
return;
}
Order aorder = createOrder();
Order xorder = OrderDA.SearchByNumber(Convert.ToInt32(textBoxOrdNumber.Text));
Books abook = BooksDA.SearchByTitle(comboBoxOrdProduct.Text);
Clients aclient = ClientsDA.Search(comboBoxOrdClient.Text);
abook.QOH = (abook.QOH + xorder.OrdQuantity) - aorder.OrdQuantity;
BooksDA.Update(abook);
aclient.creditLimit = (aclient.creditLimit + aorder.OrdTotal) - aorder.OrdTotal;
ClientsDA.Update(aclient);
OrderDA.Update(aorder);
OrderDA.ListOrder(listViewOrd);
buttonOrdList.PerformClick();
UpdateComboBoxes();
}