<?php

namespace xiaohongwu;

use DOMDocument;

class Vr
{
    /**
     * 获取vr详情
     */
    public function info($url)
    {
        $url = urldecode($url);
        if (preg_match('/kujiale/', $url)) {
            $type = 'kujiale';
        } elseif (preg_match('/xiaohongwu/', $url)) {
            $type = 'xiaohongwu';
        } elseif (preg_match('/justeasy/', $url)) {
            $type = 'justeasy';
        } elseif (preg_match('/panorama/', $url)) {
            $type = 'panorama';
        } elseif (preg_match('/zqxg/', $url)) {
            $type = 'panorama';
        } else {
            trace('vr地址不支持：' . $url, 'error');
            return [];
        }

        $metod = $type . 'Info';
        return $this->$metod($url);
    }

    /**
     * 获取vr第一张图片
     */
    public function getFirstImg($url)
    {
        $rs = $this->info($url);
        if (empty($rs)) return '';
        return $rs['first_img'];
    }

    /**
     * 小红屋获取vr详情
     */
    public function xiaohongwuInfo($url)
    {
        $pattern = '/p=([-\w]*)/';
        preg_match($pattern, $url, $param);
        if (empty($param)) {
            trace($url, 'error');
            return [];
        }
        $requestUrl = 'https://web.xiaohongwu.com/BASEURL/hozo-album/api/album/info';
        $postData = ['origin' => 1, 'parameter' => $param[1]];
        $rs = $this->curl($requestUrl, $postData);
        $rs = json_decode($rs, true);
        if ($rs['success'] != true) {
            trace($rs, 'error');
            return [];
        }

        $colId = $rs['params']['albumInfo']['id'];
        $ids = [];
        foreach ($rs['params']['albumInfo']['categoryList'] as $item) {
            $ids[] = $item['id'];
        }
        $colId = $rs['params']['albumInfo']['id'];

        // 获取id信息
        $url = 'https://web.xiaohongwu.com/BASEURL/hozo-album/api/album/pic/category/info';
        $postData = ['colId' => $colId, 'ids' => $ids];
        $rs = $this->curl($url, $postData);
        $rs = json_decode($rs, true);
        if ($rs['success'] != true) {
            trace($rs, 'error');
            return [];
        }
        if (!isset($rs['params'][0]['pictureList'][0]['thumbUrl']) || empty($rs['params'][0]['pictureList'][0]['thumbUrl'])) return [];

        return [
            'first_img' => $rs['params'][0]['pictureList'][0]['thumbUrl'],
            'info' => $rs
        ];
    }

    /**
     * 酷家乐获取VR详情
     */
    public function kujialeInfo($url)
    {
        //$pattern = '/(?:pano|display|design)\/([\w]*)/';
        $pattern = '/(?:pano|display|design)\/([\w]*)\/([\w]*)/';
        preg_match($pattern, $url, $param);
        if (empty($param)) {
            trace($url, 'error');
            return [];
        }
        if (strstr($param[0], 'design')) {
            //$requestUrl = 'https://pano337.p.kujiale.com/api/page/cloud/design/' . $param[1] . '/show/v2?timestamp=' . round(microtime(true) * 1000);
            $requestUrl = 'https://pano337.p.kujiale.com/api/page/cloud/design/' . $param[1] . '/'.$param[2].'/v2?with_config=true&timestamp=' . round(microtime(true) * 1000);
        } else {
            $requestUrl = 'https://pano337.p.kujiale.com/api/page/xiaoguotu/pano/' . $param[1] . '/v2?timestamp=' . round(microtime(true) * 1000);
        }
        $rs = $this->curl($requestUrl);
        $rs = json_decode($rs, true);
        return [
            'first_img' => str_replace('%s', 'f?x-oss-process=image/resize,w_256', !empty($rs['panoJson']['panoSnenes'][0]['image']['cube']['url']) ? $rs['panoJson']['panoSnenes'][0]['image']['cube']['url'] : ''),
            'info' => $rs
        ];
    }

    /**
     * 建E全景
     */
    public function justeasyInfo($url)
    {
        $content = file_get_contents($url);
        if ($content === false) {
            trace('vr图片获取失败,地址:' . $url, 'debug');
            return ['first_img' => '', 'info' => []];
        }

        $info = [];
        // create new DOMDocument
        // $document = new DOMDocument('1.0', 'UTF-8');
        // $internalErrors = libxml_use_internal_errors(true);
        // $document->loadHTML($content);
        // libxml_use_internal_errors($internalErrors);

        // // 获取title
        // $titleDom = $document->getElementsByTagName('title');
        // $info['title'] = $titleDom->item(0)->textContent;
        // // 获取关键字和描述
        // $meta = $document->getElementsByTagName('meta');
        // $xm = ['keywords', 'description'];
        // foreach ($meta as $searchNode) {
        //     $name = $searchNode->getAttribute('name');
        //     if (in_array($name, $xm)) $info[$name] = $searchNode->getAttribute('content');
        // }

        // 正则匹配 获取封面图
        if (!preg_match("/\"preview\":\"([\w|\\\\|\/|\-|\.]*)\"/", $content, $match))
            return ['first_img' => '', 'info' => $info];

        $firstImg = str_replace('\/', '/', $match[1]);
        return ['first_img' => 'https://vrimg.justeasy.cn/' . $firstImg, 'info' => $info];
    }

    /**
     * 屋联详情
     */
    public function panoramaInfo($url)
    {
        if (!preg_match("/tour\/(\w*)/", $url, $match)) {
            return ['first_img' => '', 'info' => []];
        }
        $requestUrl = 'https://panorama.wlwno1.com/api/work/workDetail';
        $rs = $this->curl($requestUrl, ['id' => $match[1]]);
        $info = json_decode($rs, true);
        return ['first_img' => $info['data']['base']['thumb_path'], 'info' => $info];
    }

    /**
     * 通过CURL发送HTTP请求
     * @param string $url  //请求URL
     * @param array $postFields //请求参数
     * @return mixed
     *
     */
    private function curl($url, $postFields = [])
    {
        // 创建一个 cURL 句柄
        $ch = curl_init();

        $header = ['Content-Type: application/json'];
        // 设置 cURL 句柄的选项
        curl_setopt($ch, CURLOPT_URL, $url);
        if (!empty($postFields)) {
            $json_data = json_encode($postFields);
            curl_setopt($ch, CURLOPT_POST, true);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $json_data);
            $header[] = 'Content-Length: ' . strlen($json_data);
        }

        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
        // 执行 cURL 请求
        $ret = curl_exec($ch);

        if (false == $ret) {
            $result = curl_error($ch);
        } else {
            $rsp = curl_getinfo($ch, CURLINFO_HTTP_CODE);
            if (200 != $rsp) {
                $result = "请求状态 " . $rsp . " " . curl_error($ch);
            } else {
                $result = $ret;
            }
        }
        curl_close($ch);
        return $result;
    }
}