wikimedia/mediawiki-extensions-Wikibase

<?php declare( strict_types=1 );

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

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\ItemStatementsRetriever;

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

    private GetItemStatementsValidator $validator;
    private ItemStatementsRetriever $statementsRetriever;
    private GetLatestItemRevisionMetadata $getLatestRevisionMetadata;

    public function __construct(
        GetItemStatementsValidator $validator,
        ItemStatementsRetriever $statementsRetriever,
        GetLatestItemRevisionMetadata $getLatestRevisionMetadata
    ) {
        $this->validator = $validator;
        $this->statementsRetriever = $statementsRetriever;
        $this->getLatestRevisionMetadata = $getLatestRevisionMetadata;
    }

    /**
     * @throws ItemRedirect
     * @throws UseCaseError
     */
    public function execute( GetItemStatementsRequest $request ): GetItemStatementsResponse {
        $deserializedRequest = $this->validator->validateAndDeserialize( $request );
        $itemId = $deserializedRequest->getItemId();

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

        return new GetItemStatementsResponse(
            // @phan-suppress-next-line PhanTypeMismatchArgumentNullable Item validated and exists
            $this->statementsRetriever->getStatements( $itemId, $deserializedRequest->getPropertyIdFilter() ),
            $lastModified,
            $revisionId,
        );
    }

}