<?php
declare( strict_types = 1 );

namespace MediaWiki\Extension\Translate\Synchronization;

use JsonSerializable;
use MediaWiki\Json\JsonUnserializable;
use MediaWiki\Json\JsonUnserializableTrait;
use MediaWiki\Json\JsonUnserializer;

/**
 * Store params for UpdateMessageJob.
 * @author Abijeet Patro
 * @license GPL-2.0-or-later
 * @since 2020.06
 */
class MessageUpdateParameter implements JsonSerializable, JsonUnserializable {
	use JsonUnserializableTrait;

	/** @var string */
	private $pageName;
	/** @var bool */
	private $rename;
	/** @var bool */
	private $fuzzy;
	/** @var string */
	private $content;
	/** @var string */
	private $target;
	/** @var string */
	private $replacement;
	/** @var array|null */
	private $otherLangs;

	public function __construct( array $params ) {
		$this->assignPropsFromArray( $params );
	}

	public function getPageName(): string {
		return $this->pageName;
	}

	public function isRename(): bool {
		return $this->rename;
	}

	public function getReplacementValue(): string {
		return $this->replacement;
	}

	public function getTargetValue(): string {
		return $this->target;
	}

	public function getContent(): string {
		return $this->content;
	}

	public function isFuzzy(): bool {
		return $this->fuzzy;
	}

	public function getOtherLangs(): ?array {
		return $this->otherLangs;
	}

	public static function newFromJsonArray( JsonUnserializer $unserializer, array $params ) {
		return new self( $params );
	}

	/** @return mixed[] */
	protected function toJsonArray(): array {
		return get_object_vars( $this );
	}

	private function assignPropsFromArray( array $params ) {
		// We are using "rename" as value for $params['rename']
		// at some places otherwise this could be simplified to
		// $params['rename'] ?? false
		$this->rename = isset( $params['rename'] ) && $params['rename'];
		$this->fuzzy = $params['fuzzy'];
		$this->content = $params['content'];
		$this->pageName = $params['title'] ?? $params['pageName'];

		if ( $this->rename ) {
			$this->target = $params['target'];
			$this->replacement = $params['replacement'];
			$this->otherLangs = $params['otherLangs'] ?? [];
		}
	}

	/** Create a new instance of the class from UpdateMessageJob */
	public static function createFromJob( UpdateMessageJob $job ): self {
		$jobParams = $job->getParams();
		$jobParams['title'] = $job->getTitle()->getPrefixedDBkey();
		return new self( $jobParams );
	}
}