<?php

namespace addons\Store\common\logic\order;


class SuonaLogic
{
    public $appId = '';
    public $appSecret = '';

    public function __construct($appId, $appSecret)
    {
        $this->appId = $appId;
        $this->appSecret = $appSecret;
    }

    public function suona($url, $pay_money, $device_id, $msg_type)
    {
        $params = json_encode([
            'device_ids' => [$device_id],
            'msg_type' => $msg_type,
            'param1' => $pay_money,
        ]);
        \Yii::info('云喇叭请求：'.$params);
        $response = $this->curl_post($params, $this->generateHeader(), $url);
        \Yii::info('云喇叭响应：'.json_encode($response));
        return ['params' => $params, 'response' => is_array($response) ? $response : json_decode($response, true)];
    }

    //curl header封装
    public function generateHeader()
    {

        $millisecond = $this->getMillisecond();//为服务端时间前后5分钟内可以访问
        $nonceStr = $this->getNonceStr(16);//10到50位字符串
        return [
            'appId:' . $this->appId,
            'signature:' . $this->getSignature($this->appId, $this->appSecret, $nonceStr, $millisecond),
            'nonceStr:' . $nonceStr,
            'timestamp:' . $millisecond,
            'Content-Type:application/json',
        ];
    }

    //计算请求签名值
    private function getSignature($appId, $appSecret, $nonceStr, $millisecond)
    {
        $s = $appId . '_' . $appSecret . '_' . $nonceStr . '_' . $millisecond;
        return strtoupper(md5($s));
    }
    //模拟发送POST请求

    /**
     * 模拟发送POST 方式请求
     * @param $url
     * @param $data
     * @param $projectId
     * @param $signature
     * @return array
     */
//    public function http_post_data($data, $header, $url)
//    {
//        $ch = curl_init();
//        curl_setopt($ch, CURLOPT_POST, 1);
//        curl_setopt($ch, CURLOPT_URL, $url);
//        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
//        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
//        ob_start();
//        curl_exec($ch);
//        $return_content = ob_get_contents();
//        ob_end_clean();
//        $return_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
//        return array($return_code, $return_content);
//    }

    public function curl_post($postdata = '', $header = '', $url, $options = array())
    {
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($ch, CURLOPT_POST, 1);
        curl_setopt($ch, CURLOPT_POSTFIELDS, $postdata);
        curl_setopt($ch, CURLOPT_TIMEOUT, 5);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, FALSE);
        curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
        if (!empty($options)) {
            curl_setopt_array($ch, $options);
        }
        $data = curl_exec($ch);
        curl_close($ch);
        return $data;
    }

    /**
     *
     * 产生随机字符串，不长于50位
     * @param int $length
     * @return string
     */
    private function getNonceStr($length = 50)
    {
        $chars = "abcdefghijklmnopqrstuvwxyz0123456789";
        $str = "";
        for ($i = 0; $i < $length; $i++) {
            $str .= substr($chars, mt_rand(0, strlen($chars) - 1), 1);
        }
        return $str;
    }

    //获取当前时间戳（毫秒级）
    private function getMillisecond()
    {
        list($s1, $s2) = explode(' ', microtime());

        return (float)sprintf('%.0f', (floatval($s1) + floatval($s2)) * 1000);
    }
}