note removal on email removal

application/Espo/Hooks/Email/NoteRemove.php

@@ -0,0 +1,43 @@
+<?php
+
+namespace Espo\Hooks\Email;
+
+use Espo\Core\Hook\Hook\AfterRemove;
+use Espo\Entities\Email;
+use Espo\Entities\Note;
+use Espo\ORM\Entity;
+use Espo\ORM\EntityManager;
+use Espo\ORM\Repository\Option\RemoveOptions;
+
+/**
+ * @implements AfterRemove<Email>
+ */
+class NoteRemove implements AfterRemove
+{
+    private const int LIMIT = 5;
+
+    public function __construct(
+        private EntityManager $entityManager,
+    ) {}
+
+    public function afterRemove(Entity $entity, RemoveOptions $options): void
+    {
+        $notes = $this->entityManager
+            ->getRDBRepositoryByClass(Note::class)
+            ->sth()
+            ->where([
+                'relatedId' => $entity->getId(),
+                'relatedType' => $entity->getEntityType(),
+                'type' => [
+                    Note::TYPE_EMAIL_RECEIVED,
+                    Note::TYPE_EMAIL_SENT,
+                ],
+            ])
+            ->limit(self::LIMIT)
+            ->find();
+
+        foreach ($notes as $note) {
+            $this->entityManager->removeEntity($note);
+        }
+    }
+}