src/Services/Comment/CommentService.php line 88

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  1. <?php
  3. declare(strict_types=1);
  5. namespace Slivki\Services\Comment;
  7. use Slivki\Dao\Order\OfferOrderPurchaseCountDaoInterface;
  8. use Slivki\Dto\Comment\CommentDto;
  9. use Slivki\Factory\Comment\CommentDtoFactory;
  10. use Slivki\Message\Query\Comment\GetOffersCommentsQuery;
  11. use Slivki\Paginator\Comment\CommentPaginatorInterface;
  12. use Slivki\Response\Comment\GetCommentsResponse;
  14. use function array_map;
  15. use function array_values;
  17. final class CommentService
  18. {
  19.     private CommentPaginatorInterface $commentPaginator;
  20.     private CommentDtoFactory $commentDtoFactory;
  21.     private OfferOrderPurchaseCountDaoInterface $offerOrderPurchaseCountDao;
  22.     private ?array $childCommentsRuntimeCache = null;
  24.     public function __construct(
  25.         CommentPaginatorInterface $commentPaginator,
  26.         CommentDtoFactory $commentDtoFactory,
  27.         OfferOrderPurchaseCountDaoInterface $offerOrderPurchaseCountDao
  28.     ) {
  29.         $this->commentPaginator = $commentPaginator;
  30.         $this->commentDtoFactory = $commentDtoFactory;
  31.         $this->offerOrderPurchaseCountDao = $offerOrderPurchaseCountDao;
  32.     }
  34.     public function getOffersCommentsTree(GetOffersCommentsQuery $query): GetCommentsResponse
  35.     {
  36.         $paginator = $this->commentPaginator->getOffersComments($query);
  38.         $parentComments = array_map(
  39.             [$this->commentDtoFactory, 'create'],
  40.             (array) $paginator->getItems(),
  41.         );
  43.         $childCommentsQuery = new GetOffersCommentsQuery(
  44.             1,
  45.             PHP_INT_MAX,
  46.             false,
  47.             $query->getOfferId(),
  48.             $query->getUserId()
  49.         );
  51.         $this->childCommentsRuntimeCache = (array) $this->commentPaginator->getOffersComments($childCommentsQuery)->getItems();
  53.         return new GetCommentsResponse(
  54.             $this->buildTree($parentComments),
  55.             $paginator->getTotalItemCount(),
  56.         );
  57.     }
  59.     /**
  60.      * @param array<CommentDto> $comments
  61.      * @return array<CommentDto>
  62.      */
  63.     private function buildTree(array $comments): array
  64.     {
  65.         $branch = [];
  67.         foreach ($comments as $comment) {
  68.             $children =  array_map(
  69.                 [$this->commentDtoFactory, 'create'],
  70.                 array_filter(
  71.                     $this->childCommentsRuntimeCache,
  72.                     static fn (array $childComment) => $childComment['parent_id'] === $comment->getId(),
  73.                 ),
  74.             );
  76.             $comment->setChildren($this->buildTree(array_values($children)));
  77.             $branch[] = $comment;
  78.         }
  80.         return $branch;
  81.     }
  83.     public function isUserAllowToRateInOffer(int $userId, int $offerId): bool
  84.     {
  85.         return $this->offerOrderPurchaseCountDao->findPurchaseCountByUserAndOffer($userId, $offerId) > 0;
  86.     }
  88.     public function calcFakeCommentRating(float $rating): float
  89.     {
  90.         if ($rating == 0) {
  91.             return 0.0;
  92.         }
  93.         return min(5, round(2.5 + ($rating - 1) * 0.625, 2));
  94.     }
  95. }