<?php
namespace App\Services;

class YDService
{
    private $secretKey;
	private $secretId;
	private $lpa_businessId;
	public function __construct()
	{
        $this->secretKey = env('YD_SECRET_KEY');
		$this->secretId = env('YD_SECRET_ID');
		$this->lpa_businessId = env('YD_LIVE_PERSON_AUDIT_BUSINESS_ID');

	}

	public function getSignature($params)
	{
        ksort($params);
        $buff="";
        foreach($params as $key=>$value){
            if($value !== null) {
                $buff .=$key;
                $buff .=$value;
            }
        }
        $buff .= $this->secretKey;
        return md5(mb_convert_encoding($buff, "utf8", "auto"));
	}

    public function postDataCurl($url,$data,$businessId){

        $timeout = 5000;
        $data['version'] = 'v1';
        $data['secretId'] = $this->secretId;
        $data['businessId'] = $businessId;
        $data['timestamp'] = time()*1000;
        $data['nonce'] = sprintf("%d", rand());

        $params = $data;
        //不需要做签名字段
        unset($params['actionVideos']);
        $data["signature"] = $this->getSignature($params);
        $http_header = array(
            'Content-Type:application/x-www-form-urlencoded;charset=utf-8'
        );

        $postdataArray = array();
        foreach ($data as $key=>$value){
            array_push($postdataArray, $key.'='.urlencode($value));
            // $postdata.= ($key.'='.urlencode($value).'&');
        }

        $postdata = join('&', $postdataArray);

        $ch = curl_init();
        curl_setopt ($ch, CURLOPT_URL, $url);
        curl_setopt ($ch, CURLOPT_POST, 1);
        curl_setopt ($ch, CURLOPT_POSTFIELDS, $postdata);
        curl_setopt ($ch, CURLOPT_HEADER, false );
        curl_setopt ($ch, CURLOPT_HTTPHEADER,$http_header);
        curl_setopt ($ch, CURLOPT_SSL_VERIFYPEER,false); //处理http证书问题
        curl_setopt ($ch, CURLOPT_CONNECTTIMEOUT, $timeout);
        curl_setopt ($ch, CURLOPT_RETURNTRANSFER, 1);

        $result = curl_exec($ch);
        if (false === $result) {
            $result =  curl_errno($ch);
        }
        curl_close($ch);
        return $this->json_to_array($result) ;
    }

    //视频人脸核身
    public function livePersonAudit($request){
	    $url = 'https://verify.dun.163.com/v1/liveperson/h5/audit';
        $actionVideos = [$request->action_videos];
	    $data = [
	        'cardNo' => $request->card_num,
            'name' => $request->name,
            'videoType' => $request->video_type,
            'actions' => '["4"]',
            'actionVideos' => json_encode($actionVideos),
            'needAvatar' => 'true',
        ];
	    $result = $this->postDataCurl($url, $data, $this->lpa_businessId);
        if(empty($result)){
            return false;
        }
        return $result;
    }

    /**
     * 将json字符串转化成php数组
     * @param  $json_str
     * @return $json_arr
     */
    public function json_to_array($json_str){
        if(is_array($json_str) || is_object($json_str)){
            $json_str = $json_str;
        }else if(is_null(json_decode($json_str))){
            $json_str = $json_str;
        }else{
            $json_str =  strval($json_str);
            $json_str = json_decode($json_str,true);
        }
        $json_arr=array();
        foreach($json_str as $k=>$w){
            if(is_object($w)){
                $json_arr[$k]= $this->json_to_array($w); //判断类型是不是object
            }else if(is_array($w)){
                $json_arr[$k]= $this->json_to_array($w);
            }else{
                $json_arr[$k]= $w;
            }
        }
        return $json_arr;
    }
}