add idSite and idBuilding to get_floor

src/Entity/Place.php

@@ -88,11 +88,11 @@ class Place
 
     public function getJoinedNames(): array
     {
-        $names = new ArrayCollection();
+        $names = array();
         foreach ($this->names as $plName) {
             $names[] = $plName->getName();
         }
-        return $names->toArray();
+        return $names;
     }
 
     public function addName(PlaceName $name): self