feat: GetChapters endpoint + tests

src/Domain/Manga/Infrastructure/Persistence/LegacyMangaRepository.php

@@ -10,6 +10,9 @@ use App\Domain\Manga\Domain\Model\ValueObject\MangaSlug;
 use App\Domain\Manga\Domain\Model\ValueObject\MangaTitle;
 use App\Entity\Manga as EntityManga;
 use Doctrine\ORM\EntityManagerInterface;
+use App\Domain\Manga\Domain\Model\Chapter;
+use App\Domain\Manga\Domain\Model\ValueObject\ChapterId;
+use App\Entity\Chapter as EntityChapter;
 
 readonly class LegacyMangaRepository implements MangaRepositoryInterface
 {
@@ -71,6 +74,36 @@ readonly class LegacyMangaRepository implements MangaRepositoryInterface
         }
     }
 
+    public function findChapters(string $mangaId, int $page = 1, int $limit = 20, string $sortOrder = 'desc'): array
+    {
+        $offset = ($page - 1) * $limit;
+        
+        $queryBuilder = $this->entityManager->createQueryBuilder()
+            ->select('c')
+            ->from(EntityChapter::class, 'c')
+            ->where('c.manga = :mangaId')
+            ->orderBy('c.number', $sortOrder)
+            ->setParameter('mangaId', $mangaId)
+            ->setFirstResult($offset)
+            ->setMaxResults($limit);
+
+        return array_map(
+            fn (EntityChapter $entity) => $this->toChapterDomain($entity),
+            $queryBuilder->getQuery()->getResult()
+        );
+    }
+
+    public function countChapters(string $mangaId): int
+    {
+        return $this->entityManager->createQueryBuilder()
+            ->select('COUNT(c.id)')
+            ->from(EntityChapter::class, 'c')
+            ->where('c.manga = :mangaId')
+            ->setParameter('mangaId', $mangaId)
+            ->getQuery()
+            ->getSingleScalarResult();
+    }
+
     private function toDomain(EntityManga $entity): DomainManga
     {
         return new DomainManga(
@@ -110,4 +143,17 @@ readonly class LegacyMangaRepository implements MangaRepositoryInterface
             $entity->setRating($manga->getRating());
         }
     }
+
+    private function toChapterDomain(EntityChapter $entity): Chapter
+    {
+        return new Chapter(
+            id: new ChapterId((string)$entity->getId()),
+            mangaId: $entity->getManga()->getId(),
+            number: $entity->getNumber(),
+            title: $entity->getTitle(),
+            volume: $entity->getVolume(),
+            isVisible: $entity->isVisible(),
+            createdAt: new \DateTimeImmutable()
+        );
+    }
 }