<?php

/**
 * PayAnyWay - WHMCS Callback Handler
 *
 * Receives payment status and check notifications from PayAnyWay
 * and automatically marks WHMCS invoices as paid upon successful payments.
 *
 * Notification URL to configure in your app:
 * https://your_whmcs_site/modules/gateways/callback/payanyway.php
 */

require_once __DIR__ . '/../../../init.php';
require_once __DIR__ . '/../../../includes/gatewayfunctions.php';
require_once __DIR__ . '/../../../includes/invoicefunctions.php';
require_once __DIR__ . '/../payanyway.php';

$requestData = ($_SERVER['REQUEST_METHOD'] === 'POST') ? $_POST : $_GET;
$gatewayModuleName = 'payanyway';

try {
    $gatewayParams = getGatewayVariables($gatewayModuleName);
    if (!$gatewayParams || !isset($gatewayParams['type'])) {
        payanyway_sendResponse('FAIL');
    }

    $callbackData = payanyway_getCallbackData($requestData);

    (isset($callbackData['MNT_COMMAND'])) && ('CHECK' === $callbackData['MNT_COMMAND'])
        ? payanyway_handleCheckCallback($callbackData, $gatewayParams)
        : payanyway_handlePayCallback($callbackData, $gatewayParams, $gatewayModuleName);
} catch (\Exception $e) {
    logTransaction($gatewayModuleName, $requestData, 'Error: ' . $e->getMessage());
    payanyway_sendResponse('FAIL');
}