<?php

namespace App\ServicePay\Citpay;


/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2019/3/9
 * Time: 12:17
 */
class CitPay
{

    public $body_data;
    public $config;
    public $rsa;
    public $result;
    static public $instance;//声明一个静态变量（保存在类中唯一的一个实例）
    public $error = [];

    private function __construct($config)
    {

        $dir = __DIR__;
        //声明私有构造方法为了防止外部代码使用new来创建对象。
        $default = [
            'mid' => 'e09d368d3381a46d8f57ef6dbbdb0b8a',
            'pt_key' => 'MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAhYT40X9ByJo3Tr62MWW0bq96K/SCnXwcMzLjDj29Xdt+98ShPpr3bKycQ0dmtaC2j1Uj6D+JOVyxxQlZqRYWKcFfp4HqUVnynmYT+SIAZt0eSKw9W2hFlh3nrP8x+F0+qm6r9a/csi3i+qsKacmNcNDcmqA+E5yNPJybl0TfZnX0ChwutkG8MZX8dIFJWP1TcX6sHTdUQ6YwzvnT0CjtRBXv06yiWoJpvEeJLRIP4+9+Nyr+3m4XyVtPLP5QkwU3nClaE7zmLp3Vrkp47cXOeGQwKNEoSbWIGsRExKu364pz7S5zKBnhiipsT/0Hje/rgbPFwAFAS54QdtLgs1qBfQIDAQAB',
            'app_key' => 'e09d368d3381a46d8f57ef6dbbdb0b8a',
            'serct_code' => '3gZf8tHOfGoaqHEK+nOaGw==',
            'url' => 'https://www.citpay.com',
            'notify_url' => '',
            'debug' => 1,
            'logDir' => to_linux_path(storage_path() . '/logs/'),
            'pem' => 'MIIEvwIBADANBgkqhkiG9w0BAQEFAASCBKkwggSlAgEAAoIBAQDp+oWyQfLBXQ79 azJ/wgbNSgsJPm+OMo0Z3+NnjCtjSsBFJ2iS4iwWUwfl3t0eSLQG/9fNc/EfqE2C yK/JT+8L0dD5XVGf8VlB8YW+1sDVUlprfDuea5LL/sJ04wfvBEDEG8ablNbCmj8+ MHYfneuJIjDyINbujBeNznsNKQURNNCG6Hw7TjR6LUKOLoDD77G37E+MyWyiAl+I 3dHzrg2Z8K3NfwHL49mQqsbQFuBJeiG2PjSitcTqQbWkdzaPU/KhvKrTOKg3sLhK aMBg4tw5k2CbT5E1XwI4oFUbauT9+9LHlvXzR21ZOgsmXHdX57GPhPRTra95AKCR Xs4M1PRPAgMBAAECggEBALJTouRKiRdAsrUIp5NhsMdz4FdqQ6Gv+4S1896uoT7q 8QGD2JriUFGvdLyJECQNq1AOXE6VSDglkPXVuMyI5JswjcIQkq6BRtMQnivmB1BO lOWI6POD730UrOZjRl+v8SDGPqfDV6832m2uh8jvFl4NNhrEVqu3EBifP3+3PMpv 7kYRbptuPM4IMOhhn2XiWu4Cje9l+iDKxDoXRnNREqWLb5Rl5i4UWmrqUvmrLhrB acN4v6Yp2VY78+Y+9LqtbacHC0BY7+CMHde2ME9DCKSsJ5slCrzR2Q7qATVS2fYQ 1uNe9KaONYDYhNQrflKt3j22Qhk/xmEzKu5Ud6K1drECgYEA+Jhl9XeWY+NZPW6N 7bGxW9nYTPQcnOx6DhYYJoIEnZcLRmMZBXFeG2c5a5Lyk5CJpJrwQpxgTiWEIwnz K5lpHY0ns2oeaUCfem4iueU47Gylf75/kmN6MEAKFnLO8zAIt4+K9riu1SM6cjDC JtuV9FEToROXtSHqVgThGgQ/OSkCgYEA8PKq/eQRuwf1FppOnjyNs1WbMtSEhO2X wAft1/VsdTCTq9vXxJn68viKCPFuXuL1YCET9oz/JG0aTs+o9w+tB9k7uswwBZsv +xMRMxH62BPL+TtBwWud7b2hjjXyf3ipZ+GJ+EgWHcDq6JtlqmBIh5RuYmCdxx+4 uCD04q61WLcCgYEA7jDHcJz24hqSBQSKxPb/IyzlzUYQrGMAx8JvvWXSmlSBHx4Q eWCYdNVA9UvFVZKl76vtDUXcGMRliVUdQ+coCoKXSZciMGMU6y/f4hI5qn6nTHDw twjNqLGTeNLka6rYj1jgI2ntSpcIhyUkwiqf0Yplrm6ha5Jlf6oJLO5ozZECgYEA 2K7S+Vp2W4VvcnE4jHMWV5V/6blWp5hnpOk8ir8KV2VlF+Ov6f0zwfejYyGDyU8/ rcBxjIMGHIMFaqSzZeOyDuHcJkPkV9ZU0u01xYDA3jsHb05L9x7JuviTZim7t8kS R/p7Mk3Znc5VMvQ0/IB0GYFxt4T9vwoW+3ef4o+NRIcCgYBunDV6+ajNsaASi9Aj O8xRVNRUQrjN6oUofmAudsjHRR58vKLb1eY5/yhZaTgG9+JzeDaHkHPJcYHdAC4b GFnqv9qwBJjIKef60ntqjGyiF3BqvvME4bzT9UQpklk08XUpvS+C6hFl7N7wQD30 B5Q5wI8M0c5TJqI1eGIVQOp5lg=='
        ];
        $this->config = $config + $default;

        $this->rsa = new RsaEncrypt();
    }


    static public function make($config = [])
    {

        //声明一个getinstance()静态方法，用于检测是否有实例对象
        if (!self::$instance) self::$instance = new self($config);
        return self::$instance;
    }

    public function loadBodyData($data, $time = 1)
    {
        $data['merchant_id'] = $this->config['mid'];
        if ($time) {
            $data['timestamp'] = intval($this->getTime());

        }

        return $data;

    }

    public function getAec($data, $time = 1)
    {
        $data = $this->loadBodyData($data, $time);


        $content = $this->arrayToUrl($data);
        // echo $content . '<br/>';
        //echo $this->config['serct_code'] . '<br/>';
        //加密取得encodeContent
        $encryptDate = Aes56::encrypt($content, $this->config['serct_code']);
        // echo $encryptDate . '<br/>';
        return $encryptDate;
    }

    public function getResult()
    {
        return ($this->result);
    }

    public function getError()
    {
        return ($this->error);
    }

    public function checkRegist($data)
    {
        $this->writeFileLog('order', '1.检测用户是否注册开始');

        $encryptDate = $this->getAec($data);

        $requestParams = array(
            // 在citpay平台中获取
            "client_key" => $this->config['app_key'],
            "request_content" => $encryptDate,
            "sign_type" => "RSA2"
        );
        //print_r($requestParams);
        // print_r($requestParams);

        $requestParams['sign'] = $this->sign($requestParams);


        $requestUrl = $this->config['url'] . "/openapi/accountcheck";
        $this->writeFileLog('order', '检查用户信息' . json_encode($requestParams));
        //发起CURl请求
        $response = $this->curl($requestUrl, $requestParams);
        //var_dump($response);
        $response = json_decode($response, true);
        $this->result = $response;
        $this->writeFileLog('order', '检测用户返回数据' . json_encode($response));
        // exit();
        //dd($response);
        if ($response["code"] == 200 || $response["code"] == 300) {

            //var_dump("request invoke success!");
            //验签返回结果是否正确
            $res = $this->checkSign($response);

            if ($res == true) {
                $this->writeFileLog('order', '验证签名通过,检测用户返回结果：' . $response["code"]);
                // 处理返回结果
                if ($response["code"] == 200) {

                    return 1;
                }
                if ($response["code"] == 300) {
                    return 2;
                }
            } else {
                return 0;
            }
        }
        return 0;
    }

    public function regist($data)
    {
        $encryptDate = $this->getAec($data);

        $requestParams = array(
            // 在citpay平台中获取
            "client_key" => $this->config['app_key'],
            "request_content" => $encryptDate,
            "sign_type" => "RSA2"
        );
        //print_r($requestParams);

        $requestParams['sign'] = $this->sign($requestParams);

        $this->writeFileLog('order', '发起注册信息' . json_encode($requestParams));
        $requestUrl = $this->config['url'] . "/openapi/accountRegister";
        //发起CURl请求
        $response = $this->curl($requestUrl, $requestParams);
        $this->result = $response = json_decode($response, true);
        $this->writeFileLog('order', '注册用户返回数据' . json_encode($response));
        if ($response["code"] == 200) {

            //验签返回结果是否正确
            $res = $this->checkSign($response, "");
            if ($res == true) {
                // 处理返回结果
                return 1;
            }
            return 2;
        }
        return 0;

    }

    //回调验证签名
    public function very($request)
    {
        $data = [
            'order_no' => $request->input('order_no'),
            'pay_state' => $request->input('pay_state'),
            'currency_type' => 'USDT',
            'digita_amount' => $request->input('digita_amount'),
            'legalA_amount' => $request->input('legalA_amount'),
            'legalB_amount' => $request->input('legalB_amount')
        ];
        $encryptDate = $this->getAec($data);

        $requestParams = array(
            // 在citpay平台中获取
            "client_key" => $this->config['app_key'],
            "request_content" => $encryptDate,
            "sign_type" => "RSA2"
        );
        //print_r($requestParams);

        $requestParams['sign'] = $this->sign($requestParams);


        $requestUrl = $this->config['url'] . "/openapi/depositOrder-notify";
        //发起CURl请求
        $response = $this->curl($requestUrl, $requestParams);
        $this->result = $response = json_decode($response, true);
        if ($response["code"] == 200) {

            //验签返回结果是否正确
            $res = $this->checkSign($response, "");
            if ($res == true) {
                // 处理返回结果
                return 1;
            }
            return 2;
        }
        return 0;

    }

    //取得费率
    public function getRatio()
    {
        $data["legalExchangeType"] = 'USD2CNY';
        $data["digitalExchangeType"] = 'USDT2CNY';
        $encryptDate = $this->getAec($data);

        $requestParams = array(
            // 在citpay平台中获取
            "client_key" => $this->config['app_key'],
            "request_content" => $encryptDate,
            "sign_type" => "RSA2"
        );
        //print_r($requestParams);

        $requestParams['sign'] = $this->sign($requestParams);


        $requestUrl = $this->config['url'] . "/openapi/realCurrencyRate";
        $this->writeFileLog('order', '发起费率信息' . json_encode($requestParams));
        //发起CURl请求
        $response = $this->curl($requestUrl, $requestParams);
        $this->result = $response = json_decode($response, true);
        $this->writeFileLog('order', '发起费率信息返回' . json_encode($response));
        if ($response["code"] == 200) {

            //验签返回结果是否正确
            $res = $this->checkSign($response, "");
            if ($res == true) {
                // 处理返回结果
                return json_decode($response['response'], 1);
            }
            return false;
        }
        return false;
    }

    public function addError($data)
    {
        array_push($this->error, $data);

    }

    /**
     * 写入日志
     * @param $filename
     * @param string $str
     */
    public function writeFileLog($filename, $str = '')
    {
        if ($this->config['debug']) {
            $filename = str_replace("\\", "/", $this->config['logDir']) . 'citpay_' . $filename;
            if (!is_dir(dirname($filename))) {
                mkdir(dirname($filename), 0755, 1);
            }
            file_put_contents('' . $filename . '.log', date('Y-m-d H:i:s') . ' > ' . $str . "\n", FILE_APPEND);
        }


    }

    public function decrypt($content)
    {
        $encryptDate = Aes56::decrypt($content, $this->config['serct_code']);
        return $encryptDate;

    }


    //发起订单
    public function orderBuy($data)
    {
        $this->writeFileLog('order', '-------------' . $data['order_no'] . '--------------');
        //检测用户是否注册了
        $mdata = [
            "mobile_num" => $data['customer_mobile'],
        ];
        $has = $this->checkRegist($mdata);
        $this->writeFileLog('order', '检测用户完毕');
        if (!$has) {
            $this->addError(['msg' => '检测用户失败']);
            return false;
        }
        if ($has == 2) {
            //已经不存在，发起注册
            $rdata = [
                "mobile_num" => $data['customer_mobile'],
                "customer_name" => $data['customer_name'],
            ];
            $this->writeFileLog('order', '发起注册');
            $rg_r = $this->regist($rdata);
            if ($rg_r != 1) {
                $this->writeFileLog('order', '注册失败');
                $this->addError(['msg' => '注册用户失败']);
                return false;
            }
            $this->writeFileLog('order', $data['customer_mobile'] . '注册成功');

        } else {
            $this->writeFileLog('order', '用户已经注册');
        }
        $this->writeFileLog('order', '发起费率请求');
        //先取得费率
        $ratio = $this->getRatio();

        if (empty($ratio)) {
            $this->addError(['msg' => '取得费率失败']);
            return false;
        }
        $this->writeFileLog('order', '发起订单支付请求');
        $money = $data['legalB_amount'];
        $data['currency_type'] = 'USDT';
        $data['legalB_amount'] = $money;//付款RMB金额
        $data['legalA_amount'] = round($money / $ratio['digitalExchangeRate'], 2);//美元
        $data['digita_amount'] = round($money / $ratio['digitalExchangeRate'], 0) * pow(10, 8);//10的8次方
        $this->writeFileLog('order', '费率:' . $ratio['digitalExchangeRate'] . ',支付金额RMB:' . $money . ';美元=' . $data['legalA_amount']);
        $data['notify_url'] = $this->config['notify_url'];
        $this->writeFileLog('order', '发起支付数据' . json_encode($data));
        $encryptDate = $this->getAec($data);
        $requestParams = array(
            // 在citpay平台中获取
            "client_key" => $this->config['app_key'],
            "request_content" => $encryptDate,
            "sign_type" => "RSA2"
        );
        //print_r($requestParams);
        $requestParams['sign'] = $this->sign($requestParams);
        $requestUrl = $this->config['url'] . "/openapi/depositOrder";
        //发起CURl请求
        $this->writeFileLog('order', '发起支付参数' . json_encode($requestParams));
        $response = $this->curl($requestUrl, $requestParams);
        $this->result = $response = json_decode($response, true);
        $this->writeFileLog('order', '订单请求结果' . json_encode($response));
        //dump($response);

        if ($response["code"] == 200) {

            //验签返回结果是否正确
            $res = $this->checkSign($response, "");
            if ($res == true) {
                // 处理返回结果
                $this->writeFileLog('order', '处理返回成功,本订单结束');
                return json_decode($response['response'], 1);
            }
            return false;
        }
        return false;
    }

    //回调
    public function notify($data)
    {
        $this->writeFileLog('notify', '回调数据:' . json_encode($data));
    }

    //验证签名
    public function checkSign($response)
    {
        $this->rsa->citpayPublicKey = $this->config['pt_key'];
        $this->rsa->rsaPrivateKey = $this->config['pem'];;
        return $this->rsa->rsaCheckV1($response, "");
    }

    public function sign($requestParams)
    {

        // 必须赋值：citpay公钥 从平台获取
        $this->rsa->citpayPublicKey = $this->config['pt_key'];
        $this->rsa->rsaPrivateKey = $this->config['pem'];;
        return $this->rsa->rsaSign($requestParams);
    }

    public function arrayToUrl($params)
    {
        ksort($params);

        $string = '';
        if (!empty($params)) {
            $array = array();
            foreach ($params as $key => $value) {
                $array[] = $key . '=' . $value;
            }
            $string = implode("&", $array);
        }
        return $string;

    }

    public function checkEmpty($value)
    {
        if (!isset($value))
            return true;
        if ($value === null)
            return true;
        if (trim($value) === "")
            return true;

        return false;
    }

    //时间戳
    public function getTime()
    {
        list($s1, $s2) = explode(' ', microtime());
        return (float)sprintf('%.0f', (floatval($s1) + floatval($s2)) * 1000);
    }

    public function curl($url, $postFields = null)
    {
        $postCharset = "UTF-8";
        $ch = curl_init();
        curl_setopt($ch, CURLOPT_URL, $url);
        curl_setopt($ch, CURLOPT_FAILONERROR, false);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);

        $postBodyString = "";
        $encodeArray = Array();
        $postMultipart = false;

        if (is_array($postFields) && 0 < count($postFields)) {

            foreach ($postFields as $k => $v) {
                if ("@" != substr($v, 0, 1)) //判断是不是文件上传
                {

                    $postBodyString .= "$k=" . urlencode($v) . "&";
                    $encodeArray[$k] = $v;
                } else //文件上传用multipart/form-data，否则用www-form-urlencoded
                {
                    $postMultipart = true;
                    $encodeArray[$k] = new \CURLFile(substr($v, 1));
                }

            }
            unset ($k, $v);
            curl_setopt($ch, CURLOPT_POST, true);
            if ($postMultipart) {
                curl_setopt($ch, CURLOPT_POSTFIELDS, $encodeArray);
            } else {
                curl_setopt($ch, CURLOPT_POSTFIELDS, substr($postBodyString, 0, -1));
            }
        }

        if ($postMultipart) {

            $headers = array('content-type: multipart/form-data;charset=' . $postCharset . ';boundary=' . $this->getMillisecond());
        } else {

            $headers = array('content-type: application/x-www-form-urlencoded;charset=' . $postCharset);
        }
        curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);

        $reponse = curl_exec($ch);

        if (curl_errno($ch)) {
            throw new Exception(curl_error($ch), 0);
        } else {
            $httpStatusCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
            if (200 !== $httpStatusCode) {
                throw new Exception($reponse, $httpStatusCode);
            }
        }
        curl_close($ch);
        return $reponse;
    }
}