getValidateNameQuery example

public function validateNameAction()
    {
        $this->Front()->Plugins()->Json()->setRenderer(false);

        if (!($name = $this->Request()->getParam('value'))) {
            return;
        }

        $id = $this->Request()->getParam('param', false);

        $mail = $this->getRepository()
                     ->getValidateNameQuery($name, $id)
                     ->getResult(AbstractQuery::HYDRATE_OBJECT);

        if (!empty($mail)) {
            $this->View()->assign(['success' => false, 'message' => 'Mail found found']);

            return;
        }

        echo 'true';
    }