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<?php |
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namespace App\Search; |
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use App\Repository\CategoryRepository; |
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use App\Repository\TagRepository; |
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use App\Repository\TrickRepository; |
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class TrickSearch |
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{ |
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/** |
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* @var TrickRepository |
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*/ |
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private $trickRepository; |
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/** |
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* @var CategoryRepository |
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*/ |
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private $categoryRepository; |
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/** |
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* @var TagRepository |
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*/ |
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private $tagRepository; |
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public function __construct(TrickRepository $trickRepository, CategoryRepository $categoryRepository, TagRepository $tagRepository) |
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{ |
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$this->trickRepository = $trickRepository; |
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$this->categoryRepository = $categoryRepository; |
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$this->tagRepository = $tagRepository; |
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} |
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public function searchTricks(string $query) |
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{ |
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$query = $this->sanitizeSearchQuery($query); |
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$searchTerms = $this->extractSearchTerms($query); |
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if (\count($searchTerms) === 0) { |
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return $this->trickRepository->findAll(); |
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} |
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$trickList = []; |
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$trickList = array_merge($trickList, $this->trickRepository->findBySearchQuery($searchTerms)); |
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$categorySearch = $this->categoryRepository->findBySearchQuery($searchTerms); |
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foreach ($categorySearch as $category) { |
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$trickList = array_merge($trickList, $category->getTricks()->toArray()); |
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} |
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$tagSearch = $this->tagRepository->findBySearchQuery($searchTerms); |
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foreach ($tagSearch as $tag){ |
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$trickList = array_merge($trickList, $tag->getTricks()->toArray()); |
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} |
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return array_unique($trickList); |
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} |
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/** |
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* @param string $query |
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* @return string |
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* Removes all non alphanum characters except whitespace |
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*/ |
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private function sanitizeSearchQuery(string $query): string |
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{ |
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return trim(preg_replace('/[[:space:]]+/', ' ', $query)); |
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} |
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/** |
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* Splits the search query into terms and removes the ones which are irrelevant. |
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*/ |
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private function extractSearchTerms(string $searchQuery): array |
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{ |
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$terms = array_unique(explode(' ', $searchQuery)); |
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return array_filter($terms, function ($term) { |
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return 2 <= mb_strlen($term); |
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}); |
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} |
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} |
Starbugstone /
SnowTricks
