Initial survey bundle import

src/Service/SurveyPermissionService.php

@@ -0,0 +1,29 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Mummert\SurveyBundle\Service;
+
+use Contao\FrontendUser;
+use Mummert\SurveyBundle\Model\SurveyModel;
+use Mummert\SurveyBundle\Repository\SurveyEditorRepository;
+use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
+
+final class SurveyPermissionService
+{
+    public function __construct(private readonly SurveyEditorRepository $surveyEditorRepository)
+    {
+    }
+
+    public function canEditSurvey(SurveyModel $survey, FrontendUser $member): bool
+    {
+        return $this->surveyEditorRepository->isEditor((int) $survey->id, (int) $member->id);
+    }
+
+    public function assertEditorAccess(SurveyModel $survey, FrontendUser $member): void
+    {
+        if (!$this->canEditSurvey($survey, $member)) {
+            throw new AccessDeniedHttpException('Sie duerfen diese Umfrage nicht bearbeiten.');
+        }
+    }
+}