exports: add a new ClosingMotive aggregator

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

@@ -0,0 +1,103 @@
+<?php
+
+namespace Chill\PersonBundle\Export\Aggregator\AccompanyingCourseAggregators;
+
+use Chill\MainBundle\Export\AggregatorInterface;
+use Chill\MainBundle\Templating\TranslatableStringHelper;
+use Chill\PersonBundle\Entity\AccompanyingPeriod\ClosingMotive;
+use Chill\PersonBundle\Export\Declarations;
+use Chill\PersonBundle\Repository\AccompanyingPeriod\ClosingMotiveRepository;
+use Doctrine\ORM\EntityManagerInterface;
+use Doctrine\ORM\QueryBuilder;
+use Symfony\Component\Form\FormBuilderInterface;
+
+class ClosingMotiveAggregator implements AggregatorInterface
+{
+    private EntityManagerInterface $em;
+
+    private TranslatableStringHelper $translatableStringHelper;
+
+    public function __construct(
+        EntityManagerInterface $em,
+        TranslatableStringHelper $translatableStringHelper
+    ) {
+        $this->motiveRepository = $em->getRepository(ClosingMotive::class);
+        $this->translatableStringHelper = $translatableStringHelper;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getLabels($key, array $values, $data)
+    {
+        return function ($value): string {
+            if ('_header' === $value) {
+                return 'Closing motive';
+            }
+
+            $cm = $this->motiveRepository->find($value);
+
+            return $this->translatableStringHelper->localize(
+                $cm->getName()
+            );
+        };
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getQueryKeys($data)
+    {
+        return ['closingmotive_aggregator'];
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function buildForm(FormBuilderInterface $builder)
+    {
+        // no form
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getTitle(): string
+    {
+        return 'Group by closing motive';
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function addRole()
+    {
+        return null;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function alterQuery(QueryBuilder $qb, $data)
+    {
+        $qb->join('acp.closingMotive', 'cm');
+
+        $qb->addSelect('IDENTITY(acp.closingMotive) AS closingmotive_aggregator');
+
+        $groupBy = $qb->getDQLPart('groupBy');
+
+        if (!empty($groupBy)) {
+            $qb->addGroupBy('closingmotive_aggregator');
+        } else {
+            $qb->groupBy('closingmotive_aggregator');
+        }
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function applyOn(): string
+    {
+        return Declarations::ACP_TYPE;
+    }
+}