Code Coverage for /workspace/src/extensions/FileImporter/src/Data/TextRevisions.php

1	<?php
2
3	namespace FileImporter\Data;
4
5	use Wikimedia\Assert\Assert;
6
7	/**
8	* @license GPL-2.0-or-later
9	* @author Addshore
10	*/
11	class TextRevisions {
12
13	/** @var TextRevision[] */
14	private array $textRevisions;
15	/** @var int\|null */
16	private $latestKey = null;
17
18	/**
19	* @param TextRevision[] $textRevisions
20	*/
21	public function __construct( array $textRevisions ) {
22	Assert::parameter( $textRevisions !== [], '$textRevisions', 'cannot be empty' );
23	Assert::parameterElementType( TextRevision::class, $textRevisions, '$textRevisions' );
24	$this->textRevisions = $textRevisions;
25	}
26
27	/**
28	* @return TextRevision[]
29	*/
30	public function toArray() {
31	return $this->textRevisions;
32	}
33
34	/**
35	* @return TextRevision\|null
36	*/
37	public function getLatest() {
38	$this->latestKey ??= $this->calculateLatestKey();
39	return $this->latestKey !== null ? $this->textRevisions[$this->latestKey] : null;
40	}
41
42	private function calculateLatestKey(): ?int {
43	$latestTimestamp = 0;
44	$latestKey = null;
45	foreach ( $this->textRevisions as $key => $revision ) {
46	$timestamp = strtotime( $revision->getField( 'timestamp' ) );
47	if ( $latestTimestamp < $timestamp ) {
48	$latestTimestamp = $timestamp;
49	$latestKey = $key;
50	}
51	}
52	return $latestKey;
53	}
54
55	}