InvoiceDetailsViewModel GetProductFromHiddenGridView()
{
GridViewRow row = SelectedProductGridView.Rows[0];
InvoiceDetailsViewModel item = new InvoiceDetailsViewModel
{
ProductID = row.FindLabel("ProductId").Text.ToInt(),
ItemName = row.FindLabel("ItemName").Text,
Price = row.FindLabel("ItemPrice").Text.ToDecimal(),
Quantity = QuantityTextBox.Text.ToInt(),
Amount = row.FindLabel("ItemPrice").Text.ToDecimal() * QuantityTextBox.Text.ToInt()
};
return(item);
}