protected function getFormActionUri()
    {
        /** @var ActionRequest $actionRequest */
        $actionRequest = $this->controllerContext->getRequest();
        $uri = $actionRequest->getHttpRequest()->getUri();
        if ($this->hasArgument('section')) {
            $uri = preg_replace('/#.*$/', '', $uri) . '#' . $this->arguments['section'];
        }
        return (string)$uri;
    }