prepare("INSERT INTO artist_subscriptions (user_id, txn_id, amount, payment_status, created_at) VALUES (?, ?, ?, 'Pending', NOW())"); $stmt->bind_param("isd", $user_id, $merchant_txn_id, $amount); } else { $stmt = $conn->prepare("UPDATE competition_entries SET txn_id = ?, payment_status = 'Pending' WHERE user_id = ? AND competition_id = ?"); $stmt->bind_param("sii", $merchant_txn_id, $user_id, $competition_id); } $stmt->execute(); $stmt->close(); } catch (Exception $e) { die("Database error: " . $e->getMessage()); } // Build payment payload $redirectUrl = "https://unitedculturalforum.com/admin/payment_status.php?txn_id=$merchant_txn_id"; // A user-friendly return page $callbackUrl = "https://unitedculturalforum.com/admin/phonepe_callback.php?type=$type"; // Server-to-server webhook $payload = [ "merchantId" => $PHONEPE_MERCHANT_ID, // ✅ From config "merchantTransactionId" => $merchant_txn_id, "merchantUserId" => $user_id, "amount" => $amount_in_paise, "redirectUrl" => $redirectUrl, "callbackUrl" => $callbackUrl, "mobileNumber" => $mobile, "email" => $email, "paymentInstrument" => ["type" => "PAY_PAGE"] ]; $payloadBase64 = base64_encode(json_encode($payload)); // ✅ FIX: Simplified call. The helper function knows the endpoint. $response = phonepe_make_request($payloadBase64, $PHONEPE_PAY_ENDPOINT); // Redirect user if (isset($response['success']) && $response['success'] === true && isset($response['data']['instrumentResponse']['redirectInfo']['url'])) { header("Location: " . $response['data']['instrumentResponse']['redirectInfo']['url']); exit; } else { echo "

PhonePe Error:\n"; 
    print_r($response); 
    echo "

"; } ?>