public static function getOrderBillingData($orderId)
{
$db = Factory::getDBO();
$query = ' SELECT id, date, order_number, receipt_number, invoice_number, invoice_prn, invoice_date, invoice_due_date' . ' FROM #__phocacart_orders WHERE id = ' . (int) $orderId . ' LIMIT 1';
$db->setQuery($query);
$orderBillingData = $db->loadAssoc();
return $orderBillingData;
}