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| 1 | <?php |
| 2 | |
| 3 | declare(strict_types=1); |
| 4 | |
| 5 | /** @license For full copyright and license information, please see the LICENSE.md file. */ |
| 6 | |
| 7 | namespace App\Core\Search\Domain\Model; |
| 8 | |
| 9 | defined('AMMONLY_APP') || exit('Direct script access is forbidden.'); |
| 10 | |
| 11 | use App\Core\Search\Domain\Exception\SearchException; |
| 12 | |
| 13 | /** |
| 14 | * Search Query Value Object. |
| 15 | * |
| 16 | * Encapsulates search term, execution mode, module scoping, and pagination limits. |
| 17 | * |
| 18 | * @package App\Core\Search\Domain\Model |
| 19 | */ |
| 20 | final readonly class SearchQuery |
| 21 | { |
| 22 | public const int DEFAULT_LIMIT_PER_MODULE = 5; |
| 23 | public const int MAX_LIMIT_PER_MODULE = 50; |
| 24 | public const int MAX_TERM_LENGTH = 255; |
| 25 | |
| 26 | public string $term; |
| 27 | |
| 28 | /** |
| 29 | * SearchQuery constructor. |
| 30 | * |
| 31 | * @param string $term Raw search expression. |
| 32 | * @param SearchMode $mode Search execution mode. |
| 33 | * @param list<string> $modules Target module names (empty for all accessible). |
| 34 | * @param int $limitPerModule Maximum records returned per module. |
| 35 | * @throws SearchException When the search term is empty or too short. |
| 36 | */ |
| 37 | public function __construct( |
| 38 | string $term, |
| 39 | public SearchMode $mode = SearchMode::SMART, |
| 40 | public array $modules = [], |
| 41 | public int $limitPerModule = self::DEFAULT_LIMIT_PER_MODULE |
| 42 | ) { |
| 43 | $trimmed = trim($term); |
| 44 | if ($trimmed === '') { |
| 45 | throw new SearchException('Search query term cannot be empty.'); |
| 46 | } |
| 47 | |
| 48 | if (mb_strlen($trimmed) > self::MAX_TERM_LENGTH) { |
| 49 | $trimmed = mb_substr($trimmed, 0, self::MAX_TERM_LENGTH); |
| 50 | } |
| 51 | |
| 52 | $this->term = $trimmed; |
| 53 | } |
| 54 | |
| 55 | /** |
| 56 | * Creates a new instance with a clamped limit. |
| 57 | * |
| 58 | * @param int $limit Target limit. |
| 59 | * @return self New instance. |
| 60 | */ |
| 61 | public function withLimit(int $limit): self |
| 62 | { |
| 63 | $clamped = max(1, min(self::MAX_LIMIT_PER_MODULE, $limit)); |
| 64 | |
| 65 | return new self($this->term, $this->mode, $this->modules, $clamped); |
| 66 | } |
| 67 | } |