//Method for clicking the link to edit order
        private void inventoryTable_CellContentClick(object sender, DataGridViewCellEventArgs e)
        {
            if (e.ColumnIndex == 7)
            {
                long orderid      = (long)inventoryTable.Rows[e.RowIndex].Cells[6].Value;
                var  getTranstype = db.Orders.Where(order => order.ID == orderid).FirstOrDefault().TransactionTypeID;

                if (getTranstype == 1)
                {
                    PurchaseOrder purchaseOrderedit = new PurchaseOrder(true, orderid);
                    purchaseOrderedit.ShowDialog();
                }
                else if (getTranstype == 2)
                {
                    WarehouseManagement warehousemanagementedit = new WarehouseManagement(true, orderid);
                    warehousemanagementedit.ShowDialog();
                }
                load_Inventory();
            }
        }
        //Adding Warehouse Management Order
        private void WMlink_LinkClicked(object sender, LinkLabelLinkClickedEventArgs e)
        {
            WarehouseManagement nWM = new WarehouseManagement(false, null);

            nWM.ShowDialog();
        }