<?php

namespace WebPlugin\Pay\Shengpay;

use WebPlugin\Pay\PayAbstract;
use WebPlugin\Pay\Reqparams;
use WebPlugin\Pay\Rspparams;
use WebPlugin\UdpLog;
class Service extends PayAbstract
{

    public $config;

    public function __construct(array $paymentParams)
    {
        $this->logProjectPrefix = 'shengpay';
        $this->config = new Config();
        $myConfig = json_decode($paymentParams["pay_params"]);
        $this->config->merchant_no = $myConfig->merchant_id;
        $this->config->merchant_key = $myConfig->merchant_key;
    }

    /**
     * @param Reqparams $params
     * @return array|void
     */
    public function getPayRequestPars(Reqparams $params)
    {
        UdpLog::info("【{$this->logProjectPrefix}-支付】,function:getPayRequestPars,参数", $params);

        $bankCode = $params->paymentParameter == 'platform' ? '' : $params->paymentParameter;
        $baseUrl = $this->getBaseNoticeUrl($params->isTest);
        $parameters = array(
            'Version' => $this->config->version,
            'Amount' => sprintf("%.2f", $params->totalFee * 0.01),
            'OrderNo' => $params->orderCode,
            'MerchantNo' => $this->config->merchant_no,
            'PayChannel' => $this->config->pay_channel,
            'PostBackUrl' => $baseUrl . $this->config->post_back_url,
            'NotifyUrl' => $baseUrl . $this->config->notify_url,
            'BackUrl' => $this->config->back_url,
            'OrderTime' => date('YmdHis', $params->orderTime),
            'CurrencyType' => $this->config->currency_type,
            'NotifyUrlType' => $this->config->notify_url_type,
            'SignType' => $this->config->sign_type,
            'BankCode' => $bankCode  //银行代码
        );
        $parameters["MAC"] = $this->getSign($parameters);

        $isDirect = empty($bankCode) ? false : TRUE;
        $result = array(
            'pay_url' => $this->getPayUrl($isDirect, $params->isTest),
            'pars' => $parameters,
            'reqType' => 'post'
        );
        UdpLog::info("【{$this->logProjectPrefix}-支付】,orderCode:{$params->orderCode},function:getPayRequestPars,处理结果", $result);
        return $result;
    }

    /**
     * 获取支付地址
     * Enter description here ...
     * @param bool $isDirect 是否为直连
     * @param bool $isTest 是否为测试环境
     * @return string
     */
    public function getPayUrl($isDirect, $isTest)
    {
        if ($isDirect) {
            if ($isTest) {
                return $this->config->direct_pay_url_test;
            } else {
                return $this->config->direct_pay_url;
            }
        } else {
            if ($isTest) {
                return $this->config->pay_url_test;
            } else {
                return $this->config->pay_url;
            }
        }
    }

    /**
     * 获取签名
     * @param array $pars
     * @return string
     */
    public function getSign(array $pars)
    {
        $strPars = $pars['Version'] . $pars['Amount'] . $pars['OrderNo'] . $pars['MerchantNo'] . $pars['PayChannel']
            . $pars['PostBackUrl'] . $pars['NotifyUrl'] . $pars['BackUrl'] . $pars['OrderTime'] . $pars['CurrencyType']
            . $pars['NotifyUrlType'] . $pars['SignType'] . $pars['BankCode'];
        return md5($strPars . $this->config->merchant_key);
    }

    /**
     * 解析结果
     * @param array $arrResponse
     * @return void|Rspparams
     */
    function parseResponse(Array $arrResponse)
    {
        UdpLog::info("【{$this->logProjectPrefix}-支付】,function:parseResponse,参数", $arrResponse);
        $rsp = new Rspparams();
        if (!$this->checkResponse($arrResponse)) {
            //验证不成功
            $rsp->payResult = -1;
        } else {
            $rsp->bankName = "";
            $rsp->orderCode = $arrResponse["OrderNo"];
            $rsp->payResult = $this->convertResult($arrResponse["Status"]);
            $rsp->payTime = time();
            $rsp->totalFee = $arrResponse["Amount"];
            $rsp->resultMsg = $arrResponse["ExInfo"];
            //添加支付订单号和交易号
            $rsp->payOrderCode = $arrResponse["orderNo"];
            $rsp->tradeNo = "";
            $rsp->bankBillNo = "";
        }
        UdpLog::info("【{$this->logProjectPrefix}-支付】,function:parseResponse,处理结果", $rsp);
        return $rsp;
    }

    /**
     * 验证回复的正确性
     * @param array $arrResponse
     * @return bool|void
     */
    protected function checkResponse(array $arrResponse)
    {
        $strPars = $arrResponse["Amount"] . '|' . $arrResponse['PayAmount'] . '|' . $arrResponse['OrderNo'] . '|' . $arrResponse['serialno'] .
            '|' . $arrResponse['Status'] . '|' . $arrResponse['MerchantNo'] . '|' . $arrResponse['PayChannel'] . '|' . $arrResponse['Discount']
            . '|' . $arrResponse["SignType"] . '|' . $arrResponse['PayTime'] . '|' . $arrResponse['CurrencyType'] . '|' . $arrResponse['ProductNo']
            . '|' . $arrResponse['ProductDesc'] . '|' . $arrResponse['Remark1'] . '|' . $arrResponse['Remark2'] . '|' . $arrResponse['ExInfo'];
        $vaildSign = md5($strPars . '|' . $this->config->merchant_key);
        if (strtoupper($vaildSign) == $arrResponse["MAC"]) {
            return true;
        }

        return false;
    }

    /**
     * @param $resultCode
     * @return int|void
     */
    protected function convertResult($resultCode)
    {
        if ($resultCode == "01") //20为支付成功，30为支付失败
        {
            return 200;
        }
        return $resultCode;
    }


}