<?php

namespace App\Domain\Scraping\Infrastructure\Service\Scraper;

use App\Domain\Scraping\Domain\Model\ScrapingJob;
use App\Domain\Scraping\Domain\Model\ValueObject\ImageUrl;
use App\Domain\Scraping\Domain\Model\ValueObject\PageNumber;
use Symfony\Component\DomCrawler\Crawler;

class HtmlScraper extends AbstractScraper
{
    protected function scrapePages(ScrapingJob $job): array
    {
        $url = $this->buildUrl($job);
        $response = $this->httpClient->request('GET', $url);
        
        $crawler = new Crawler($response->getContent());
        $images = $crawler->filter('img.manga-page'); // Adapter selon le site
        
        $pages = [];
        $images->each(function (Crawler $image) use (&$pages) {
            $pages[] = [
                'url' => $image->attr('src'),
                'number' => count($pages) + 1
            ];
        });
        
        return $pages;
    }

    protected function downloadPage(ScrapingJob $job, array $page, string $tempDir): void
    {
        $imageUrl = new ImageUrl($page['url']);
        $pageNumber = new PageNumber($page['number']);
        
        $fileName = sprintf('%s/%03d.%s', 
            $tempDir,
            $pageNumber->getValue(),
            $imageUrl->getExtension()
        );
        
        $response = $this->httpClient->request('GET', $imageUrl->getValue());
        file_put_contents($fileName, $response->getContent());
        
        $job->addPage($pageNumber, $imageUrl);
        $this->dispatchProgressEvent($job, $page['number'], count($pages));
    }

    public function supports(string $sourceType): bool
    {
        return $sourceType === 'html';
    }

    private function buildUrl(ScrapingJob $job): string
    {
        // À implémenter selon votre logique de construction d'URL
        // Vous aurez probablement besoin d'injecter un service pour récupérer les informations du chapitre
        return sprintf('https://example.com/manga/%s/chapter/%s', 
            $job->getMangaId(), 
            $job->getChapterId()
        );
    }
}