src/AppBundle/Controller/Admin/TagGroupController.php

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<?php

namespace AppBundle\Controller\Admin;

use Biz\Taxonomy\Service\TagService;
use Symfony\Component\HttpFoundation\Request;
use AppBundle\Common\ArrayToolkit;

class TagGroupController extends BaseController
{
    public function indexAction(Request $request)
    {
        $tagGroups = $this->getTagService()->findTagGroups();

        return $this->render('admin/tag-group/index.html.twig', array(
            'tagGroups' => $tagGroups,
        ));
    }

    public function createAction(Request $request)
    {
        if ($request->getMethod() == 'POST') {
            $fields = $request->request->all();
            $fields['tagIds'] = $this->getTagIdsFromRequest($request);
            if (isset($fields['tagIds'])) {
                $fields['tagNum'] = count($fields['tagIds']);
            }

            $tagGroup = $this->getTagService()->addTagGroup($fields);

            return $this->render('admin/tag-group/list-tr.html.twig', array(
                'tagGroup' => $tagGroup,
            ));
        }

        return $this->render('admin/tag-group/tag-group-modal.html.twig');
    }

    public function updateAction(Request $request, $groupId)
    {
        if ($request->getMethod() == 'POST') {
            $fields = $request->request->all();
            $fields['tagIds'] = $this->getTagIdsFromRequest($request);
            if (empty($fields['scope'])) {
                $fields['scope'] = array();
            }

            $tagGroup = $this->getTagService()->updateTagGroup($groupId, $fields);

            return $this->render('admin/tag-group/list-tr.html.twig', array(
                'tagGroup' => $tagGroup,
            ));
        }

        $tagGroup = $this->getTagService()->getTagGroup($groupId);
        $tags = $this->getTagService()->findTagsByGroupId($groupId);

        return $this->render('admin/tag-group/tag-group-modal.html.twig', array(
            'tagGroup' => $tagGroup,
            'tags' => ArrayToolkit::column($tags, 'name'),