split ReferrerAggregator

src/Bundle/ChillPersonBundle/Export/Aggregator/AccompanyingCourseAggregators/ReferrerAggregator.php

@@ -0,0 +1,89 @@
+<?php
+
+/**
+ * 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.
+ */
+
+declare(strict_types=1);
+
+namespace Chill\PersonBundle\Export\Aggregator\AccompanyingCourseAggregators;
+
+use Chill\MainBundle\Export\AggregatorInterface;
+use Chill\MainBundle\Repository\UserRepository;
+use Chill\MainBundle\Templating\Entity\UserRender;
+use Chill\PersonBundle\Export\Declarations;
+use Doctrine\ORM\Query\Expr\From;
+use Doctrine\ORM\QueryBuilder;
+use Symfony\Component\Form\FormBuilderInterface;
+
+final class ReferrerAggregator implements AggregatorInterface
+{
+    private UserRepository $userRepository;
+
+    private UserRender $userRender;
+
+    public function __construct(
+        UserRepository $userRepository,
+        UserRender $userRender
+    ) {
+        $this->userRepository = $userRepository;
+        $this->userRender = $userRender;
+    }
+
+    public function addRole()
+    {
+        return null;
+    }
+
+    public function alterQuery(QueryBuilder $qb, $data)
+    {
+        $qb->join('acp.user', 'u');
+
+        $qb->addSelect('u.id AS referrer_aggregator');
+
+        $groupBy = $qb->getDQLPart('groupBy');
+
+        if (!empty($groupBy)) {
+            $qb->addGroupBy('referrer_aggregator');
+        } else {
+            $qb->groupBy('referrer_aggregator');
+        }
+
+    }
+
+    public function applyOn(): string
+    {
+        return Declarations::ACP_TYPE;
+    }
+
+    public function buildForm(FormBuilderInterface $builder)
+    {
+        // no form
+    }
+
+    public function getLabels($key, array $values, $data)
+    {
+        return function ($value): string {
+            if ('_header' === $value) {
+                return 'Referrer';
+            }
+
+            $r = $this->userRepository->find($value);
+
+            return $this->userRender->renderString($r, []);
+        };
+    }
+
+    public function getQueryKeys($data): array
+    {
+        return ['referrer_aggregator'];
+    }
+
+    public function getTitle(): string
+    {
+        return 'Group by referrers';
+    }
+}