<?php

declare(strict_types=1);

namespace GeorgRinger\News\Updates;

/**
 * This file is part of the "news" Extension for TYPO3 CMS.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 */
use GeorgRinger\News\Service\SlugService;
use TYPO3\CMS\Install\Updates\DatabaseUpdatedPrerequisite;
use TYPO3\CMS\Install\Updates\UpgradeWizardInterface;

/**
 * Migrate empty slugs
 */
class NewsSlugUpdater implements UpgradeWizardInterface
{
    const TABLE = 'tx_news_domain_model_news';

    /** @var SlugService */
    protected $slugService;

    /**
     * NewsSlugUpdater constructor.
     * @param SlugService $slugService
     */
    public function __construct(
        SlugService $slugService
    ) {
        $this->slugService = $slugService;
    }

    public function executeUpdate(): bool
    {
        $this->slugService->performUpdates();
        return true;
    }

    public function updateNecessary(): bool
    {
        $elementCount = $this->slugService->countOfSlugUpdates();

        return $elementCount > 0;
    }

    public function getPrerequisites(): array
    {
        return [
            DatabaseUpdatedPrerequisite::class
        ];
    }

    /**
     * Get title
     *
     * @return string
     */
    public function getTitle(): string
    {
        return 'Updates slug field "path_segment" of EXT:news records';
    }

    /**
     * Get description
     *
     * @return string Longer description of this updater
     */
    public function getDescription(): string
    {
        return 'Fills empty slug field "path_segment" of EXT:news records with urlized title.';
    }

    /**
     * @return string Unique identifier of this updater
     */
    public function getIdentifier(): string
    {
        return 'newsSlug';
    }
}