CloverExamplePOS.CloverExamplePOSForm.UpdateOrdersListView C# (CSharp) Метод

        private void UpdateOrdersListView()
        {
            if (OrdersListView.SelectedIndices.Count == 1)
            {
                ListViewItem lvi = OrdersListView.SelectedItems[0];
                POSOrder selOrder = (POSOrder)lvi.Tag;
                RefreshSelectedOrderData();
                OrderDetailsListView.Items.Clear();

                // update order items table
                foreach (POSLineItem lineItem in selOrder.Items)
                {
                    lvi = new ListViewItem();
                    lvi.Tag = lineItem;
                    lvi.SubItems.Add(new ListViewItem.ListViewSubItem());
                    lvi.SubItems.Add(new ListViewItem.ListViewSubItem());
                    lvi.SubItems.Add(new ListViewItem.ListViewSubItem());

                    lvi.SubItems[0].Text = lineItem.Quantity + "";
                    lvi.SubItems[1].Text = lineItem.Item.Name;
                    lvi.SubItems[2].Text = (lineItem.Item.Price / 100.0).ToString("C2");

                    OrderDetailsListView.Items.Add(lvi);
                }

                // update order payments table
                OrderPaymentsView.Items.Clear();
                foreach (var Exchange in selOrder.Payments)
                {
                    lvi = new ListViewItem();
                    lvi.Tag = Exchange;
                    lvi.SubItems.Add(new ListViewItem.ListViewSubItem());
                    lvi.SubItems.Add(new ListViewItem.ListViewSubItem());
                    lvi.SubItems.Add(new ListViewItem.ListViewSubItem());
                    lvi.SubItems.Add(new ListViewItem.ListViewSubItem());

                    if (Exchange is POSPayment)
                    {
                        lvi.SubItems[0].Text = (Exchange is POSPayment) ? ((POSPayment)Exchange).PaymentStatus.ToString() : "";
                        lvi.SubItems[1].Text = (Exchange.Amount / 100.0).ToString("C2");
                        lvi.SubItems[2].Text = (Exchange is POSPayment) ? (((POSPayment)Exchange).TipAmount / 100.0).ToString("C2") : "";
                        lvi.SubItems[3].Text = (Exchange is POSPayment) ? ((((POSPayment)Exchange).TipAmount + Exchange.Amount) / 100.0).ToString("C2") : (Exchange.Amount / 100.0).ToString("C2");
                    }
                    else if (Exchange is POSRefund)
                    {
                        lvi.SubItems[0].Text = "REFUND";
                        lvi.SubItems[3].Text = (Exchange.Amount / 100.0).ToString("C2");
                    }

                    OrderPaymentsView.Items.Add(lvi);
                }
                if (selOrder.Status == POSOrder.OrderStatus.OPEN) //Allow editing of the order if it is in Open status
                {
                    OpenOrder_Button.Enabled = true;
                }
                ResetOrderPaymentButtons(); // enable/disable payment buttons
                autoResizeColumns(OrderPaymentsView);
                autoResizeColumns(OrderDetailsListView);
            }
        }