<?php


namespace App\Services;
use GuzzleHttp;
use GuzzleHttp\Cookie\CookieJar;
use function Zend\Diactoros\parseCookieHeader;


class CommonService
{
    public static function downloadImage($dir, $imageUrl)
    {
        if (!file_exists($dir)) {
            mkdir($dir);
        }
        $host = parse_url($imageUrl, PHP_URL_HOST);
        $dirList = explode("/", $dir);
        $albumName = array_pop($dirList);
//        $cookieStr = "__cfduid=d959b19dbaa25a5fac7c5fe1d3988d15e1610778634; frontend=36ab879e6d75ae4e19e4843a1bdf2e45; _gid=GA1.2.22159331.1610804846; __cf_bm=19f3172d7b8d3c97ce28f86ec56af4da3c3560a2-1610805781-1800-Adr3Ph9l2oeHE9Ms+YrTrKfE1uwMO7Tpcw/WxfRrPldspHy/AcwPovSpDcrz+DE3UHWhrw60voIaOsPy3VvpvTV9fjU9F1Hk3y1U5O6V1RZeclh6+YoIpZc1UfRyixPrKw==; frontend-rmu=qUl6oIQSib76RH6A4ZJGALhooK63; frontend-rmt=3d1i%2F0DU5cuBB%2BII5MzosWl0MPonPRchZyJyhL73PzaHWBzoq9RFDWJG%2FDPtCncI; _ga_170M3FX3HZ=GS1.1.1610804845.1.1.1610806191.0; _ga=GA1.2.6396742.1610804846; _gat_UA-140713725-1=1";
//        $cookieArr = parseCookieHeader($cookieStr);
//        $cookieJar = CookieJar::fromArray($cookieArr, ".v2ph.com");
        $client = new GuzzleHttp\Client(['headers' => [
            'User-Agent' => 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/72.0.3626.109 Safari/537.36',
            'Referer' => $host,
//            'cookies' => $cookieJar
        ]]);
        $fileParts = pathinfo($imageUrl);
        $completeFile = $dir . "/" . $albumName . "-" . $fileParts["filename"] . "." . $fileParts["extension"];
        $client->request('GET', $imageUrl, ['sink' => $completeFile]);
    }

    public static function mergeImage($path, $picList)
    {
        $imgInfo = array();//图片信息
        $tmp = 1;
        $width = 720;//生成的图像宽度
        $picCount = count($picList);//图片总数
        $imgInfo['width'] = $width;
        $imgInfo['height'] = 0;
        //首先等比例缩放，让所有图片宽度一样，计算出图片等比例缩放后的长和宽
        for ($i = 0; $i < $picCount; $i++) {
            usleep(100);
            $imgInfo[$i]['url'] = $picList[$i]['src'];
            $imgInfo[$i] = getimagesize($imgInfo[$i]['url']);
            $tmp = ($imgInfo[$i][0]) / $width;
            $imgInfo[$i]['width'] = $width;
            $imgInfo[$i]['height'] = ($imgInfo[$i][1]) / $tmp;
            $imgInfo[$i]['url'] = $picList[$i]['src'];
            $imgInfo[$i]['x'] = 0;
            $imgInfo[$i]['y'] = $imgInfo['height'];
            $imgInfo['height'] += $imgInfo[$i]['height'];

        }
        $new_img = ImageCreateTrueColor($imgInfo['width'], $imgInfo['height']); // 创建一个画布，作为拼接后的图片
        for ($i = 0; $i < $picCount; $i++) {
            usleep(100);
            //以下的三行代码 缩放原图
            $img_r = imagecreatefromjpeg($imgInfo[$i]['url']); // 获取原图
            $dst_r = ImageCreateTrueColor($imgInfo[$i]['width'], $imgInfo[$i]['height']); // 获取新图
            imagecopyresampled($dst_r, $img_r, 0, 0, 0, 0,
                $imgInfo[$i]['width'], $imgInfo[$i]['height'], $imgInfo[$i][0], $imgInfo[$i][1]);

            //把缩放后的图片放在画布上
            imagecopyresampled($new_img, $dst_r, $imgInfo[$i]['x'], $imgInfo[$i]['y'], 0, 0,
                $imgInfo['width'], $imgInfo[$i]['height'], $imgInfo[$i]['width'], $imgInfo[$i]['height']);

            imagedestroy($dst_r);//销毁掉缩放的图片
        }
        //获取时间戳，以时间戳的名字存放
        $name = strval(time());
        $img_path = $path . $name . ".jpg";
        //存放拼接后的图片到本地
        imagejpeg($new_img, $img_path);

    }

}