<?php

namespace app\api\controller\Crawler;

use app\Request;
use app\common\model\Flow\Flow as ModelFlow;
use think\db\Where;
use think\facade\Validate;
use app\BaseController;
use app\exception\ErrorMsg;
use think\facade\Filesystem;
use app\common\arw\adjfut\src\UploadFile;
use app\common\exception\Tool;
use Goutte\Client;

class Crawler extends BaseController
{

    /**
     * 爬虫测试
     */
    public function Test(Request $request)
    {
        // return 1;
        // 创建Goutte客户端对象
        $client = new Client();

        // 获取目标网站的URL
        $base_url = 'http://avers.fszhijun.com/';
        $url = 'http://avers.fszhijun.com/product/1/117.html';

        // return $url;

        // 发起请求并获取响应对象
        $crawler = $client->request('GET', $url);

        // 选择要解析的HTML元素
        $titles = $crawler->filter('.productsBody .productItem .products');
        $imgs = $crawler->filter('.productsBody .productItem .products .productImg');
        // return $titles;
        // dump($titles);
        // die;

        $title111 = $titles->filter('.productType')->text();
        $img111 = $titles->filter('.productImg')->eq(2)->attr('lazyload');
        // return $img111;
        // return $title111;


        // 在全部元素中筛选
        // $products = $crawler->filter('.productsBody .productItem .products');

        // foreach ($products as $key => $value) {
        //     // dump($value->filter('.productType')->eq($key)->text());
        //     // die;
        //     foreach ($titles->filter('.productType')->eq($key) as $key => $value) {
        //         $title = $value->textContent;
        //     }
             
        //     // return $title;
        // }


        $titleArr = [];
        // 遍历元素并输出结果
        foreach ($titles as $title) {
            $titleArr[] = $title->textContent;
        }

        return $titleArr;

        // $imgArr = [];
        foreach ($imgs as $img) {
            // var_dump($img->getAttribute('lazyload'));
            // die;
            // return $img->getAttribute('lazyload');
            $src = $img->getAttribute('lazyload');

            if (strpos($src, 'http') === 0) {
                $img_url = $src;
            } else {
                $img_url = $base_url . $src;
            }
            // return $img_url;

            // 文件夹名称
            $dirName = "product" . "Img";
            // 文件保存位置
            $fileSaveLocation = public_path('uploads') . $dirName . "\\";
            // return $fileSaveLocation;
            if (true !== $res = Tool::mkdir($fileSaveLocation)) {
                return $res;
            }

            // 获取图片二进制数据
            $imageContent = file_get_contents($img_url);
            // var_dump($imageContent);
            // die;
            // return $imageContent;

            // 保存图片到本地文件系统
            file_put_contents($fileSaveLocation . basename($img_url), $imageContent);

            $res_img_url = "/uoloads" . "/" . $dirName .  "/" . basename($img_url);
            return $res_img_url;
        }


        // return $imgArr;
        return $titleArr;
    }
}