add route for comment + track update/creation of entities

src/Bundle/ChillMainBundle/Doctrine/Event/TrackCreateUpdateSubscriber.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace Chill\MainBundle\Doctrine\Event;
+
+use Doctrine\Common\EventSubscriber;
+use Doctrine\ORM\Events;
+use Doctrine\Persistence\Event\LifecycleEventArgs;
+use Chill\MainBundle\Doctrine\Model\TrackCreationInterface;
+use Chill\MainBundle\Doctrine\Model\TrackUpdateInterface;
+use Symfony\Component\Security\Core\Security;
+
+
+class TrackCreateUpdateSubscriber implements EventSubscriber
+{
+    private Security $security;
+
+    /**
+     * @param Security $security
+     */
+    public function __construct(Security $security)
+    {
+        $this->security = $security;
+    }
+    
+    /**
+     * {@inheritDoc}
+     */
+    public function getSubscribedEvents()
+    {
+        return [
+            Events::prePersist,
+            Events::preUpdate
+        ];
+    }
+
+    public function prePersist(LifecycleEventArgs $args): void
+    {
+        $object = $args->getObject();
+
+        if ($object instanceof TrackCreationInterface) {
+            $object->setCreatedBy($this->security->getUser());
+            $object->setCreatedAt(new \DateTimeImmutable('now'));
+        }
+
+        $this->onUpdate($object);
+    }
+
+    public function preUpdate(LifecycleEventArgs $args): void
+    {
+        $object = $args->getObject();
+
+        $this->onUpdate($object);
+    }
+
+    protected function onUpdate(object $object): void
+    {
+        if ($object instanceof TrackUpdateInterface) {
+            $object->setUpdatedBy($this->security->getUser());
+            $object->setUpdatedAt(new \DateTimeImmutable('now'));
+        }
+    }
+}