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<?php
/**
* SPDX-FileCopyrightText: 2017 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCP\Files\Search;
use OCP\Files\FileInfo;
/**
* @since 12.0.0
*/
interface ISearchOrder {
/**
* @since 12.0.0
*/
public const DIRECTION_ASCENDING = 'asc';
/**
* @since 12.0.0
*/
public const DIRECTION_DESCENDING = 'desc';
/**
* The direction to sort in, either ISearchOrder::DIRECTION_ASCENDING or ISearchOrder::DIRECTION_DESCENDING
*
* @return string
* @since 12.0.0
*/
public function getDirection(): string;
/**
* The field to sort on
*
* @return string
* @since 12.0.0
*/
public function getField(): string;
/**
* extra means data are not related to the main files table
*
* @return string
* @since 28.0.0
*/
public function getExtra(): string;
/**
* Apply the sorting on 2 FileInfo objects
*
* @param FileInfo $a
* @param FileInfo $b
* @return int -1 if $a < $b, 0 if $a = $b, 1 if $a > $b (for ascending, reverse for descending)
* @since 22.0.0
*/
public function sortFileInfo(FileInfo $a, FileInfo $b): int;
}
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