Feature: [export] Add a list of accompanying periods

src/Bundle/ChillMainBundle/Export/Helper/UserHelper.php

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\MainBundle\Export\Helper;
+
+use Chill\MainBundle\Repository\UserRepositoryInterface;
+use Chill\MainBundle\Templating\Entity\UserRender;
+
+class UserHelper
+{
+    private UserRender $userRender;
+
+    private UserRepositoryInterface $userRepository;
+
+    public function __construct(UserRender $userRender, UserRepositoryInterface $userRepository)
+    {
+        $this->userRender = $userRender;
+        $this->userRepository = $userRepository;
+    }
+
+    public function getLabel($key, array $values, string $header): callable
+    {
+        return function ($value) use ($header) {
+            if ('_header' === $value) {
+                return $header;
+            }
+
+            if (null === $value || null === $user = $this->userRepository->find($value)) {
+                return '';
+            }
+
+            return $this->userRender->renderString($user, []);
+        };
+    }
+}