$orderData = [
        'userName' => $this->apiUser,
        'password' => $this->apiKey,
        'shopCode' => $this->shopCode,
        'productName' => $data['productName'] ?? '',
        'productData' => $data['productData'] ?? '',
        'productType' => $data['productType'] ?? '',
        'productsTotalPrice' => $data['productsTotalPrice'] ?? '',
        'orderPrice' => $data['orderPrice'] ?? '',
        'currency' => $data['currency'] ?? '',
        'orderId' => $data['orderId'] ?? '',
        'locale' => $data['locale'] ?? '',
        'conversationId' => $data['conversationId'] ?? '',
        'buyerName' => $data['buyerName'] ?? '',
        'buyerSurName' => $data['buyerSurName'] ?? '',
        'buyerGsmNo' => $data['buyerGsmNo'] ?? '',
        'buyerIp' => $data['buyerIp'] ?? '',
        'buyerMail' => $data['buyerMail'] ?? '',
        'buyerAdress' => $data['buyerAdress'] ?? '',
        'buyerCountry' => $data['buyerCountry'] ?? '',
        'buyerCity' => $data['buyerCity'] ?? '',
        'buyerDistrict' => $data['buyerDistrict'] ?? '',
        'callbackOkUrl' => $data['callbackOkUrl'] ?? '',
        'callbackFailUrl' => $data['callbackFailUrl'] ?? '',
        'module' => $data['module'] ?? '',
    ];

    $orderData['hash'] = $this->generateHash($orderData['orderId'] . $orderData['currency'] . $orderData['orderPrice'] . $orderData['productsTotalPrice'] . $orderData['productType'] . $orderData['callbackOkUrl'] . $orderData['callbackFailUrl']);

    $ch = curl_init();
    curl_setopt($ch, CURLOPT_URL, $this->apiBaseUrl . '/create-payment-link');
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
    curl_setopt($ch, CURLOPT_POST, 1);
    curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($orderData));
    curl_setopt($ch, CURLOPT_FRESH_CONNECT, true);
    curl_setopt($ch, CURLOPT_TIMEOUT, 20);
    curl_setopt($ch, CURLOPT_REFERER, $_SERVER['SERVER_NAME']);
    curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
    $resultBody = curl_exec($ch);
    $httpStatus = curl_getinfo($ch, CURLINFO_HTTP_CODE);

    if ($responseArr['status'] == 'success' && isset($responseArr['payment_page_url']))
    {
        return [
            'status' => 'success',
            'message' => 'message',
            'redirectUrl' => $responseArr['payment_page_url'],
        ];
    }
    else
    {
        return [
            'status' => 'success',
            'message' => $responseArr['errorMessage'],
            'redirectUrl' => '',
        ];
    }

public function webHook()
    {
        $post = [];
        $post['status'] = $_POST['status'] ?? '';
        $post['paymentStatus'] = $_POST['paymentStatus'] ?? '';
        $post['hash'] = $_POST['hash'] ?? '';
        $post['paymentCurrency'] = $_POST['paymentCurrency'] ?? '';
        $post['paymentAmount'] = $_POST['paymentAmount'] ?? '';
        $post['paymentType'] = $_POST['paymentType'] ?? '';
        $post['paymentTime'] = $_POST['paymentTime'] ?? '';
        $post['conversationId'] = $_POST['conversationId'] ?? '';
        $post['orderId'] = $_POST['orderId'] ?? '';
        $post['shopCode'] = $_POST['shopCode'] ?? '';
        $post['orderPrice'] = $_POST['orderPrice'] ?? '';
        $post['productsTotalPrice'] = $_POST['productsTotalPrice'] ?? '';
        $post['productType'] = $_POST['productType'] ?? '';
        $post['callbackOkUrl'] = $_POST['callbackOkUrl'] ?? '';
        $post['callbackFailUrl'] = $_POST['callbackFailUrl'] ?? '';

        if (empty($post['status']) || empty($post['paymentStatus']) || empty($post['hash']) || empty($post['paymentCurrency']) || empty($post['paymentAmount']) || empty($post['paymentType']) || empty($post['orderId']) || empty($post['shopCode']) || empty($post['orderPrice']) || empty($post['productsTotalPrice']) || empty($post['productType']) || empty($post['callbackOkUrl']) || empty($post['callbackFailUrl']))
        {
            exit('Eksik Form Datası');
        }

        $hashString = $post['orderId'] . $post['paymentCurrency'] . $post['orderPrice'] . $post['productsTotalPrice'] . $post['productType'] . $this->shopCode . $this->hashKey;
        $MY_HASH = base64_encode(pack('H*', sha1($hashString)));
        if ($MY_HASH !== $post['hash'])
        {
            exit('Hash imzası geçersiz');
        }

        $paymentCheck = $this->checkPayment($post['orderId']);

        if ($paymentCheck['paymentStatus'] == 'paymentOk')
        {
            /*Ödeme Başarılı,sisteminize işleyin*/

            exit('OK');
        }
        else
        {
            /*Ödeme başarısız sisteminize işleyin*/
            exit('OK');
        }

    }

    public function checkPayment(string $orderId, int $dineroOrderId)
    {
        $postData = [
            'dineroOrderId' => $dineroOrderId ?? null,
            'orderId' => $orderId ?? null,
        ];
        $postData['hash'] = $this->generateHash($postData['orderId'] ?? '' . $postData['dineroOrderId'] ?? '');

        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $this->apiBaseUrl . '/check-payment/' . $orderId);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($postData));
        curl_setopt($ch, CURLOPT_FRESH_CONNECT, true);
        curl_setopt($ch, CURLOPT_TIMEOUT, 20);
        curl_setopt($ch, CURLOPT_REFERER, $_SERVER['SERVER_NAME']);
        curl_setopt($ch, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);
        $resultBody = curl_exec($ch);

        $resultArray = json_decode($resultBody, true);

        return [
            'status' => $resultArray['status'] ?? null,
            'paymentStatus' => $resultArray['paymentStatus'] ?? null,
            'hash' => $resultArray['hash'] ?? null,
            'paymentCurrency' => $resultArray['paymentCurrency'] ?? null,
            'paymentAmount' => $resultArray['paymentAmount'] ?? null,
            'paymentType' => $resultArray['paymentType'] ?? null,
            'paymentTime' => $resultArray['paymentTime'] ?? null,
            'conversationId' => $resultArray['conversationId'] ?? null,
            'orderId' => $resultArray['orderId'] ?? null,
            'shopCode' => $resultArray['shopCode'] ?? null,
            'orderPrice' => $resultArray['orderPrice'] ?? null,
            'productsTotalPrice' => $resultArray['productsTotalPrice'] ?? null,
            'dineroOrderNumber' => $resultArray['dineroOrderNumber'] ?? null,
            'dineroOrderId' => $resultArray['dineroOrderId'] ?? null,
            'productType' => $resultArray['productType'] ?? null,
            'callbackOkUrl' => $resultArray['callbackOkUrl'] ?? null,
            'callbackFailUrl' => $resultArray['callbackFailUrl'] ?? null,
            'bankMessage' => $resultArray['bankMessage'] ?? null,
            'cardMask' => $resultArray['cardMask'] ?? null,
            'cardType' => $resultArray['cardType'] ?? null,
            'cardUserIp' => $resultArray['cardUserIp'] ?? null,
            'cardHolder' => $resultArray['cardHolder'] ?? null,
        ];
    }