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<?php |
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declare(strict_types=1); |
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namespace LaravelFreelancerNL\Aranguent\Query\Concerns; |
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use Illuminate\Database\Query\Builder as IlluminateQueryBuilder; |
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use Illuminate\Database\Query\Expression; |
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use Illuminate\Support\Arr; |
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use Illuminate\Support\Facades\App; |
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use LaravelFreelancerNL\Aranguent\Query\Grammar; |
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trait BuildsSearches |
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{ |
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/** |
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* Search an ArangoSearch view. |
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* @param array<mixed>|string $fields |
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* @param string $searchText |
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* @param string|null $analyzer |
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* @return IlluminateQueryBuilder |
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*/ |
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public function searchView( |
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$fields, |
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$searchText, |
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$analyzer = null, |
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): IlluminateQueryBuilder { |
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assert($this->grammar instanceof Grammar); |
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if(!is_array($fields)) { |
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$fields = Arr::wrap($fields); |
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} |
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$fields = $this->grammar->convertJsonFields($fields); |
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$fields = $this->convertIdToKey($fields); |
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$searchText = $this->bindValue($searchText, 'search'); |
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$locale = App::getLocale(); |
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$analyzerLocales = ['de','en','es','fi','fr','it','nl','no','pt','ru','sv','zh']; |
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if (!$analyzer && in_array($locale, $analyzerLocales)) { |
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$analyzer = 'text_' . $locale; |
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} |
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if (!$analyzer) { |
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$analyzer = 'text_en'; |
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} |
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$this->search = [ |
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'fields' => $fields, |
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'searchText' => $searchText, |
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'analyzer' => $analyzer |
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]; |
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return $this; |
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} |
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/** |
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* Search an ArangoSearch view ith a raw search expression. |
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* |
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* @param Expression|string $rawSearch |
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* @param array<mixed> $bindings |
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* @return IlluminateQueryBuilder |
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*/ |
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public function rawSearchView( |
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$rawSearch, |
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$bindings = [] |
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): IlluminateQueryBuilder { |
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assert($this->grammar instanceof Grammar); |
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if (is_string($rawSearch)) { |
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$rawSearch = new Expression($rawSearch); |
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} |
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$this->search = [ |
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'expression' => $rawSearch, |
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]; |
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$this->bindings['search'] = $bindings; |
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return $this; |
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} |
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/** |
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* Add an "order by best matching" clause to the query. |
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* To be used with the searchView function |
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* |
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* @param string $direction |
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* |
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* @return IlluminateQueryBuilder |
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*/ |
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public function orderByBestMatching($direction = 'DESC'): IlluminateQueryBuilder |
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{ |
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$alias = $this->getTableAlias($this->from); |
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$column = new Expression('BM25(' . $alias . ')'); |
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$this->orderBy($column, $direction); |
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return $this; |
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} |
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/** |
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* Add an "order by best matching" clause to the query. |
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* To be used with the searchView function |
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* |
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* @param string $direction |
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* |
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* @return IlluminateQueryBuilder |
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*/ |
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public function orderByFrequency($direction = 'DESC'): IlluminateQueryBuilder |
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{ |
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$alias = $this->getTableAlias($this->from); |
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$column = new Expression('TFIDF(' . $alias . ')'); |
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$this->orderBy($column, $direction); |
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return $this; |
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} |
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} |
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LaravelFreelancerNL /
laravel-arangodb
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