prepare("SELECT * FROM orders WHERE order_ref=?"); $st->execute([$_GET['order_id'] ?? '']);
$o = $st->fetch();
if ($o && $o['status'] === 'pending' && $o['invoice_id']) { // callback थोड़ा लेट हो तो gateway से सीधे पूछ लो
try { $s = gw()->getInvoice($o['invoice_id']);
if ($s['status'] === 'paid') { header('Refresh: 2'); } } catch (Throwable $e) {}
}
?>
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