require_once '../vendor/autoload.php';

use GusApi\GusApi;
use GusApi\RegonConstantsInterface;
use GusApi\Exception\InvalidUserKeyException;
use GusApi\ReportTypes;

$gus = new GusApi(
    'aaaaaabbbbbcccccdddd', // <--- your user key / twój klucz użytkownika
    new \GusApi\Adapter\Soap\SoapAdapter(
        RegonConstantsInterface::BASE_WSDL_URL,
        RegonConstantsInterface::BASE_WSDL_ADDRESS //<--- production server / serwer produkcyjny
        //for test serwer use RegonConstantsInterface::BASE_WSDL_ADDRESS_TEST
        //w przypadku serwera testowego użyj: RegonConstantsInterface::BASE_WSDL_ADDRESS_TEST
    )
);

try {
    $gus->login();
} catch (InvalidUserKeyException $e) {
    echo 'Bad user key';
}