wikimedia/mediawiki-extensions-Wikibase

<?php declare( strict_types = 1 );

namespace Wikibase\Repo\RestApi\Application\UseCases\GetPropertyAliasesInLanguage;

use Wikibase\Repo\RestApi\Application\UseCases\GetLatestPropertyRevisionMetadata;
use Wikibase\Repo\RestApi\Application\UseCases\UseCaseError;
use Wikibase\Repo\RestApi\Domain\Services\PropertyAliasesInLanguageRetriever;

/**
 * @license GPL-2.0-or-later
 */
class GetPropertyAliasesInLanguage {

    private GetPropertyAliasesInLanguageValidator $validator;
    private GetLatestPropertyRevisionMetadata $getRevisionMetadata;
    private PropertyAliasesInLanguageRetriever $propertyAliasesRetriever;

    public function __construct(
        GetPropertyAliasesInLanguageValidator $validator,
        GetLatestPropertyRevisionMetadata $getRevisionMetadata,
        PropertyAliasesInLanguageRetriever $propertyAliasesRetriever
    ) {
        $this->validator = $validator;
        $this->getRevisionMetadata = $getRevisionMetadata;
        $this->propertyAliasesRetriever = $propertyAliasesRetriever;
    }

    /**
     * @throws UseCaseError
     */
    public function execute( GetPropertyAliasesInLanguageRequest $request ): GetPropertyAliasesInLanguageResponse {
        $deserializedRequest = $this->validator->validateAndDeserialize( $request );
        $propertyId = $deserializedRequest->getPropertyId();
        $languageCode = $deserializedRequest->getLanguageCode();

        [ $revisionId, $lastModified ] = $this->getRevisionMetadata->execute( $propertyId );

        $aliases = $this->propertyAliasesRetriever->getAliasesInLanguage( $propertyId, $languageCode );
        if ( !$aliases ) {
            throw UseCaseError::newResourceNotFound( 'aliases' );
        }

        return new GetPropertyAliasesInLanguageResponse( $aliases, $lastModified, $revisionId );
    }

}