ElitePartner

<?php

// New Gateway File
// 1. Set Content-Type header
header("Content-Type: application/json");

// 2. Require config
require_once '../lib/config.php';

// 3. Read incoming webhook payload
$rawPayload = file_get_contents('php://input');
$webhookData = json_decode($rawPayload, true);

// 4. Immediately log incoming webhook data
log_api_data("MPXPays Incoming Webhook", $webhookData ?: $rawPayload, "mpxpays_order");

if (!$webhookData) {
    // If not JSON, try to parse form-data just in case, though docs say JSON POST
    $webhookData = $_POST;
    log_api_data("MPXPays Incoming Webhook (Form Data fallback)", $webhookData, "mpxpays_order");
}

// 5. Extract merchant order ID and payment status
$merchantOrderId = $webhookData['merchant_order_no'] ?? null;
$parsedStatus = $webhookData['status'] ?? null; // 'success' or 'failed'

if ($merchantOrderId && $parsedStatus) {
    
    // 6. Create Next.js update payload
    $updatePayload = [
        "action" => "update",
        "payload" => [
            "id" => $merchantOrderId,
            "status" => $parsedStatus
        ]
    ];

// 7. Strictly use this URL for Next.js API
    $nextJsApiUrl = rtrim(UPDATE_STATUS_DOMAIN, '/') . '/admin/api/update-buy-order';

// cURL to Next.js backend
    $ch = curl_init($nextJsApiUrl);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_POST, true);
    curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode($updatePayload));
    curl_setopt($ch, CURLOPT_HTTPHEADER, [
        'Content-Type: application/json'
    ]);

$nextjs_response = curl_exec($ch);
    $nextjs_http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
    curl_close($ch);

// 8. Log the response received from Next.js API
    log_api_data("MPXPays Next.js Backend Update Response (HTTP $nextjs_http_code)", $nextjs_response, "mpxpays_order");
} else {
    log_api_data("MPXPays Webhook Missing Data", "Missing merchant_order_no or status", "mpxpays_error");
}

// 9. Output exact HTTP Status Code and JSON format expected by Gateway
http_response_code(200);
echo json_encode(["status" => "ok"]);

Editing: /webhook/mpxpays.php