require_once('./paynow/vendor/autoload.php');
$paynow = new Paynow\Payments\Paynow(
'INTEGRATION_ID',
'INTEGRATION_KEY',
'http://example.com/gateways/paynow/update',
'http://example.com/return?gateway=paynow'
);
# $paynow->setResultUrl('');
# $paynow->setReturnUrl('');
$payment = $paynow->createPayment('Invoice 35', 'melmups@outlook.com');
$payment->add('Sadza and Beans', 1.25);
$response = $paynow->send($payment);
if($response->success()) {
$link = $response->redirectUrl();
$pollUrl = $response->pollUrl();
$status = $paynow->pollTransaction($pollUrl);
}