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<?php |
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declare(strict_types=1); |
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namespace App\Repository; |
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use App\Entity\Article; |
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use App\Entity\User; |
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use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository; |
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use Doctrine\ORM\NonUniqueResultException; |
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use Doctrine\ORM\NoResultException; |
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use Doctrine\ORM\QueryBuilder; |
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use Doctrine\Persistence\ManagerRegistry; |
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final class ArticleRepository extends ServiceEntityRepository |
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{ |
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public function __construct(ManagerRegistry $registry) |
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{ |
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parent::__construct($registry, Article::class); |
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} |
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public function getArticlesListCount(?string $tag, ?string $authorUsername, ?string $favoritedByUsername): int |
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{ |
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try { |
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return (int) $this |
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->getArticlesListQueryBuilder($tag, $authorUsername, $favoritedByUsername) |
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->select('count(a.id) as total') |
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->getQuery() |
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->getSingleScalarResult() |
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; |
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} catch (NonUniqueResultException | NoResultException $exception) { |
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return 0; |
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} |
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} |
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/** |
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* @return Article[] |
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*/ |
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public function getArticlesList( |
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int $offset, |
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int $limit, |
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?string $tag, |
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?string $authorUsername, |
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?string $favoritedByUsername |
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): array { |
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return $this |
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->getArticlesListQueryBuilder($tag, $authorUsername, $favoritedByUsername) |
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->setFirstResult($offset) |
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->setMaxResults($limit) |
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->getQuery() |
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->getResult() |
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; |
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} |
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public function getArticlesFeedCount(User $user): int |
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{ |
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try { |
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return (int) $this |
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->getArticlesFeedQueryBuilder($user) |
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->select('count(a.id) as total') |
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->getQuery() |
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->getSingleScalarResult() |
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; |
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} catch (NonUniqueResultException | NoResultException $exception) { |
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return 0; |
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} |
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} |
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/** |
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* @return Article[] |
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*/ |
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public function getArticlesFeed(User $user, int $offset, int $limit): array |
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{ |
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return $this |
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->getArticlesFeedQueryBuilder($user) |
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->setFirstResult($offset) |
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->setMaxResults($limit) |
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->getQuery() |
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->getResult() |
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; |
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} |
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private function getArticlesListQueryBuilder( |
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?string $tag, |
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?string $authorUsername, |
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?string $favoritedByUsername |
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): QueryBuilder { |
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$queryBuilder = $this |
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->createQueryBuilder('a') |
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->innerJoin('a.author', 'author') |
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->orderBy('a.id', 'desc') |
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; |
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if ($tag) { |
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$queryBuilder->innerJoin('a.tags', 't'); |
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$queryBuilder->andWhere('t.name = :tag'); |
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$queryBuilder->setParameter('tag', $tag); |
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} |
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if ($authorUsername) { |
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$queryBuilder->andWhere('author.username = :author_username'); |
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$queryBuilder->setParameter('author_username', $authorUsername); |
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} |
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if ($favoritedByUsername) { |
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$queryBuilder->innerJoin('a.favoritedBy', 'favoritedBy'); |
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$queryBuilder->andWhere('favoritedBy.username = :favoritedby_username'); |
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$queryBuilder->setParameter('favoritedby_username', $favoritedByUsername); |
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} |
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return $queryBuilder; |
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} |
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3 |
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private function getArticlesFeedQueryBuilder(User $user): QueryBuilder |
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{ |
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return $this |
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->createQueryBuilder('a') |
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->innerJoin('a.author', 'author') |
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->andWhere('author IN (:authors_ids)') |
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->setParameter('authors_ids', $user->getFolloweds()) |
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->orderBy('a.id', 'desc') |
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; |
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} |
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} |
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slashfan /
symfony-realworld-example-app
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