implement torrent bookmarks feature

src/Repository/TorrentBookmarkRepository.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace App\Repository;
+
+use App\Entity\TorrentBookmark;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use Doctrine\Persistence\ManagerRegistry;
+
+/**
+ * @extends ServiceEntityRepository<TorrentBookmark>
+ *
+ * @method TorrentBookmark|null find($id, $lockMode = null, $lockVersion = null)
+ * @method TorrentBookmark|null findOneBy(array $criteria, array $orderBy = null)
+ * @method TorrentBookmark[]    findAll()
+ * @method TorrentBookmark[]    findBy(array $criteria, array $orderBy = null, $limit = null, $offset = null)
+ */
+class TorrentBookmarkRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, TorrentBookmark::class);
+    }
+
+    public function findUserLastTorrentBookmark(
+        int $torrentId,
+        int $userId
+    ): ?TorrentBookmark
+    {
+        return $this->createQueryBuilder('tb')
+            ->where('tb.torrentId = :torrentId')
+            ->andWhere('tb.userId = :userId')
+            ->setParameter('torrentId', $torrentId)
+            ->setParameter('userId', $userId)
+            ->orderBy('tb.id', 'DESC') // same to ts.added
+            ->setMaxResults(1)
+            ->getQuery()
+            ->getOneOrNullResult()
+        ;
+    }
+}