docgen normalization for relation

src/Bundle/ChillPersonBundle/Repository/Relationships/RelationshipRepository.php

@@ -24,6 +24,8 @@ class RelationshipRepository implements ObjectRepository
 
     private EntityRepository $repository;
 
+    private EntityManagerInterface $em;
+
     public function __construct(EntityManagerInterface $em)
     {
         $this->repository = $em->getRepository(Relationship::class);
@@ -64,6 +66,30 @@ class RelationshipRepository implements ObjectRepository
             ->getResult();
     }
 
+    public function countByPerson(Person $person): int
+    {
+        return $this->buildQueryByPerson($person)
+            ->select('COUNT(p)')
+            ->getQuery()
+            ->getSingleScalarResult();
+    }
+
+    private function buildQueryByPerson(Person $person): QueryBuilder
+    {
+        $qb = $this->em->createQueryBuilder();
+        $qb
+            ->from(Relationship::class, 'r')
+            ->where(
+                $qb->expr()->orX(
+                    $qb->expr()->eq('r.fromPerson', ':person'),
+                    $qb->expr()->eq('r.toPerson', ':person')
+                )
+            )
+            ->setParameter('person', $person);
+
+        return $qb;
+    }
+
     public function findOneBy(array $criteria): ?Relationship
     {
         return $this->findOneBy($criteria);