<?php

namespace App\Libraries\MyCrawler;

use Symfony\Component\DomCrawler\Crawler;

class YamapLibrary extends MyCrawlerLibrary
{
    public function __construct(string $host)
    {
        parent::__construct($host);
    }

    public function getLinks($html, array $options = ["skip" => "관리자"]): array
    {
        //div.bbs_item를 가진 객체를 찾아서 배열로 넘김
        $domElements  = $this->getCrawler($html)->filter("div.bbs_list div.bbs_item")->first()->siblings();
        $links = [];
        foreach ($domElements as $domElement) {
            $this->getCrawler($domElement)->filter("span.g_nickname")->each(function (Crawler $node) use (&$options, &$links, &$domElement) {
                if ($node->text() != $options["skip"]) {
                    $links[] = ["anchor" => $node->text(), "href" => $this->getCrawler($domElement)->filter("a.list_subject")->attr("href")];
                }
            });
        }
        return $links;
    }

    public function getImages(string $html, array $options = ["tag" => "img", "attr" => "src"]): array
    {
        //div.contents 가진 객체를 찾아서 첫번쨰 요소에서만 참조
        $domElement = $this->getCrawler($html)->filter("div.contents")->first();
        return $domElement->filter($options["tag"])->each(
            function (Crawler $node) use (&$options) {
                return [
                    "alt" => $node->attr('alt'),
                    "src" => $node->attr($options["attr"])
                ];
            }
        );
    }
    public function getVideos(string $html, array $options = ["tag" => "video", "attr" => "src"]): array
    {
        //div.contents 가진 객체를 찾아서 첫번쨰 요소에서만 참조
        $domElement = $this->getCrawler($html)->filter("div.contents")->first();
        return $domElement->filter($options["tag"])->each(
            function (Crawler $node) use (&$options) {
                return [
                    "alt" => $node->attr('alt'),
                    "src" => $node->attr($options["attr"])
                ];
            }
        );
    }
}