private void ProductSetup()
        {
            pageName.Text = "Entity Editor - Product Records";
            string query = $"select id,name,description,unitPrice,stockCount,unitCost from products";

            dataSource = DBAccessHelper.GetProductsReturnDataTable(query);
            if (dataSource == null)
            {
                dataSource = new DataTable()
                {
                    Columns =
                    {
                        { "error"           },
                        { "no values found" }
                    }
                }
            }
            ;
            resultDg.ItemsSource            = dataSource.AsDataView();
            resultDg.Visibility             = form.Visibility =
                formProductData.Visibility  = deleteSelectedRecord.Visibility =
                    addNewRecord.Visibility = saveFormChanges.Visibility = Visibility.Visible;
        }