/**
* {@inheritdoc}
*/
public function renderResponse(array $main_content, Request $request, RouteMatchInterface $route_match)
{
$json = [];
$json['content'] = (string) $this->renderer->renderRoot($main_content);
if (!empty($main_content['#title'])) {
$json['title'] = (string) $main_content['#title'];
} else {
$json['title'] = (string) $this->titleResolver->getTitle($request, $route_match->getRouteObject());
}
$response = new CacheableJsonResponse($json, 200);
$response->addCacheableDependency(CacheableMetadata::createFromRenderArray($main_content));
return $response;
}
