chatbotbegriffe/Classes/Controller/UrlController.php

<?php

namespace Meramo\Begriffmgt\Controller;

use Meramo\Begriffmgt\Domain\Model\Url;
use Meramo\Begriffmgt\Domain\Repository\UrlRepository;
use TYPO3\CMS\Extbase\Mvc\Controller\ActionController;
use TYPO3\CMS\Extbase\Persistence\Generic\PersistenceManager;

class UrlController extends ActionController
{
    public function __construct(UrlRepository $urlRepository) {
        $this->urlRepository = $urlRepository;
    }

    public function createAction(string $title) {
        $url = $this->urlRepository->findByTitle($title);

        if(!$url && $url !== ''){
            $url = new Url();
            $url->setTitle($title);
            $this->urlRepository->add($url);
            $this->objectManager->get(PersistenceManager::class)->persistAll();
            $urlUid = $url->getUid();
        } else {
            $urlUid = $url['uid'];
        }
        return $urlUid;
    }
}