wikimedia/mediawiki-extensions-Wikibase

<?php declare( strict_types=1 );

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

use Wikibase\Repo\RestApi\Application\UseCases\GetLatestItemRevisionMetadata;
use Wikibase\Repo\RestApi\Application\UseCases\ItemRedirect;
use Wikibase\Repo\RestApi\Application\UseCases\UseCaseError;
use Wikibase\Repo\RestApi\Domain\Services\ItemAliasesRetriever;

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

    private GetLatestItemRevisionMetadata $getLatestRevisionMetadata;
    private ItemAliasesRetriever $itemAliasesRetriever;
    private GetItemAliasesValidator $validator;

    public function __construct(
        GetLatestItemRevisionMetadata $getLatestRevisionMetadata,
        ItemAliasesRetriever $itemAliasesRetriever,
        GetItemAliasesValidator $validator
    ) {
        $this->getLatestRevisionMetadata = $getLatestRevisionMetadata;
        $this->itemAliasesRetriever = $itemAliasesRetriever;
        $this->validator = $validator;
    }

    /**
     * @throws UseCaseError
     * @throws ItemRedirect
     */
    public function execute( GetItemAliasesRequest $request ): GetItemAliasesResponse {
        $deserializedRequest = $this->validator->validateAndDeserialize( $request );

        [ $revisionId, $lastModified ] = $this->getLatestRevisionMetadata->execute( $deserializedRequest->getItemId() );

        return new GetItemAliasesResponse(
            // @phan-suppress-next-line PhanTypeMismatchArgumentNullable Item validated and exists
            $this->itemAliasesRetriever->getAliases( $deserializedRequest->getItemId() ),
            $lastModified,
            $revisionId,
        );
    }

}