Feature: [export][activity] Group by users (participating) job and scope

on activity exports

src/Bundle/ChillActivityBundle/Export/Aggregator/ActivityUsersJobAggregator.php

@@ -0,0 +1,87 @@
+<?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\ActivityBundle\Export\Aggregator;
+
+use Chill\ActivityBundle\Export\Declarations;
+use Chill\MainBundle\Repository\UserJobRepositoryInterface;
+use Chill\MainBundle\Templating\TranslatableStringHelperInterface;
+use Doctrine\ORM\QueryBuilder;
+use Symfony\Component\Form\FormBuilderInterface;
+use function in_array;
+
+class ActivityUsersJobAggregator implements \Chill\MainBundle\Export\AggregatorInterface
+{
+    private TranslatableStringHelperInterface $translatableStringHelper;
+
+    private UserJobRepositoryInterface $userJobRepository;
+
+    public function __construct(UserJobRepositoryInterface $userJobRepository, TranslatableStringHelperInterface $translatableStringHelper)
+    {
+        $this->userJobRepository = $userJobRepository;
+        $this->translatableStringHelper = $translatableStringHelper;
+    }
+
+    public function addRole(): ?string
+    {
+        return null;
+    }
+
+    public function alterQuery(QueryBuilder $qb, $data)
+    {
+        if (!in_array('actusers', $qb->getAllAliases(), true)) {
+            $qb->leftJoin('activity.users', 'actusers');
+        }
+
+        $qb
+            ->addSelect('IDENTITY(actusers.userJob) AS activity_users_job_aggregator')
+            ->addGroupBy('activity_users_job_aggregator');
+    }
+
+    public function applyOn()
+    {
+        return Declarations::ACTIVITY;
+    }
+
+    public function buildForm(FormBuilderInterface $builder)
+    {
+        // nothing to add in the form
+    }
+
+    public function getLabels($key, array $values, $data)
+    {
+        return function ($value): string {
+            if ('_header' === $value) {
+                return 'Users \'s job';
+            }
+
+            if (null === $value) {
+                return '';
+            }
+
+            $j = $this->userJobRepository->find($value);
+
+            return $this->translatableStringHelper->localize(
+                $j->getLabel()
+            );
+        };
+    }
+
+    public function getQueryKeys($data): array
+    {
+        return ['activity_users_job_aggregator'];
+    }
+
+    public function getTitle()
+    {
+        return 'Aggregate by users job';
+    }
+}