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<?php

namespace MediaWiki\Revision;

use MediaWiki\Message\Message;

/**
 * @newable
 * @since 1.35
 */
class ContributionsSegment {

/**
	 * @var RevisionRecord[]
	 */
	private $revisions;

/**
	 * @var string[][]
	 */
	private $tags;

/**
	 * @var string|null
	 */
	private $before;

/**
	 * @var string|null
	 */
	private $after;

/**
	 * @var array
	 */
	private $deltas;

/**
	 * @var array
	 */
	private $flags;

/**
	 * @param RevisionRecord[] $revisions
	 * @param string[][] $tags Associative array mapping revision IDs to a map of tag names to Message objects
	 * @param string|null $before
	 * @param string|null $after
	 * @param int[] $deltas An associative array mapping a revision Id to the difference in size of this revision
	 * and its parent revision. Values may be null if the size difference is unknown.
	 * @param array $flags Is an associative array, known fields are:
	 *  - newest: bool indicating whether this segment is the newest in time
	 *  - oldest: bool indicating whether this segment is the oldest in time
	 */
	public function __construct(
		array $revisions,
		array $tags,
		?string $before,
		?string $after,
		array $deltas = [],
		array $flags = []
	) {
		$this->revisions = $revisions;
		$this->tags = $tags;
		$this->before = $before;
		$this->after = $after;
		$this->deltas = $deltas;
		$this->flags = $flags;
	}

/**
	 * Get tags and associated metadata for a given revision
	 *
	 * @param int $revId a revision ID
	 *
	 * @return Message[] Associative array mapping tag name to a Message object storing tag display data
	 */
	public function getTagsForRevision( $revId ): array {
		return $this->tags[$revId] ?? [];
	}

/**
	 * @return RevisionRecord[]
	 */
	public function getRevisions(): array {
		return $this->revisions;
	}

/**
	 * @return string|null
	 */
	public function getBefore(): ?string {
		return $this->before;
	}

/**
	 * @return string|null
	 */
	public function getAfter(): ?string {
		return $this->after;
	}

/**
	 * Returns the difference in size of the given revision and its parent revision.
	 * Returns null if the size difference is unknown.
	 * @param int $revid Revision id
	 * @return int|null
	 */
	public function getDeltaForRevision( int $revid ): ?int {
		return $this->deltas[$revid] ?? null;
	}

/**
	 * The value of the 'newest' field of the flags passed to the constructor, or false
	 * if that field was not set.
	 *
	 * @return bool
	 */
	public function isNewest(): bool {
		return $this->flags['newest'] ?? false;
	}

/**
	 * The value of the 'oldest' field of the flags passed to the constructor, or false
	 * if that field was not set.
	 *
	 * @return bool
	 */
	public function isOldest(): bool {
		return $this->flags['oldest'] ?? false;
	}

}

/var/www/html/1c732/../mediawiki/includes/search/../Revision/ContributionsSegment.php