public function navAction()
{
$masterRequest = $this->get('request_stack')->getMasterRequest();
$currentCategory = $this->getCurrentCategoryGivenRequest($masterRequest);
$categoryTree = $this->get('elcodi_store.store_category_tree')->load();
return $this->renderTemplate('Subpages:category-nav.html.twig', ['currentCategory' => $currentCategory, 'categoryTree' => $categoryTree]);
}