exports: add Composition Filter and Aggregator in Household exports

src/Bundle/ChillPersonBundle/Export/Aggregator/HouseholdAggregators/CompositionAggregator.php

@@ -0,0 +1,104 @@
+<?php
+
+namespace Chill\PersonBundle\Export\Aggregator\HouseholdAggregators;
+
+use Chill\MainBundle\Export\AggregatorInterface;
+use Chill\MainBundle\Templating\TranslatableStringHelper;
+use Chill\PersonBundle\Export\Declarations;
+use Chill\PersonBundle\Repository\Household\HouseholdCompositionTypeRepository;
+use Doctrine\ORM\QueryBuilder;
+use Symfony\Component\Form\FormBuilderInterface;
+
+class CompositionAggregator implements AggregatorInterface
+{
+    private HouseholdCompositionTypeRepository $typeRepository;
+
+    private TranslatableStringHelper $translatableStringHelper;
+
+    public function __construct(
+        HouseholdCompositionTypeRepository $typeRepository,
+        TranslatableStringHelper $translatableStringHelper
+    ) {
+        $this->typeRepository = $typeRepository;
+        $this->translatableStringHelper = $translatableStringHelper;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getLabels($key, array $values, $data)
+    {
+        return function ($value): string {
+            if ($value === '_header') {
+                return 'Composition';
+            }
+
+            $c = $this->typeRepository->find($value);
+
+            return $this->translatableStringHelper->localize(
+                $c->getLabel()
+            );
+        };
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getQueryKeys($data): array
+    {
+        return ['composition_aggregator'];
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function buildForm(FormBuilderInterface $builder)
+    {
+        // TODO: Implement buildForm() method.
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function getTitle(): string
+    {
+        return 'Group by composition';
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function addRole()
+    {
+        return null;
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function alterQuery(QueryBuilder $qb, $data)
+    {
+        $qb
+            ->join('household.compositions', 'composition')
+            //->join('composition.householdCompositionType', 'type')
+        ;
+
+        $qb->addSelect('IDENTITY(composition.householdCompositionType) AS composition_aggregator');
+
+        $groupBy = $qb->getDQLPart('groupBy');
+
+        if (!empty($groupBy)) {
+            $qb->addGroupBy('composition_aggregator');
+        } else {
+            $qb->groupBy('composition_aggregator');
+        }
+    }
+
+    /**
+     * @inheritDoc
+     */
+    public function applyOn(): string
+    {
+        return Declarations::HOUSEHOLD_TYPE;
+    }
+}