<?php

namespace App\ServicePay;

use Illuminate\Support\Facades\Log;
use Ixudra\Curl\Facades\Curl;

/**
 * @package App\ServicePay
 */
class KoulinghbPayServices implements PayApiInterface
{
    use PayTrait;
    use ThirdPaySignTrait;

    public $gateway_list;//当前类型的支付通道列表
    public $pay_type;//支付类型
    public $pay_method;//支付方法
    public $pay_gateway;//当前的支付通道实例
    public $pay_config;//这个通道的支付配置信息
    public $order;
    public $request;
    public $gateway_id;
    public $pay_data;
    public $log_name;
    public $result_data;
    public static $result;

    /**
     * 网关域名
     * @return string
     */
    protected function getGateUrl(): string
    {
        return 'http://bank.dm19.com';
    }

    //第二部配置支付信息，payConfig
    public function payConfig($type, $setConfig = [])
    {
        $config = [
            'url' => $this->getGateUrl() . '/pay/Preorder/get',
            'debug' => 1,//调试
            'logDir' => to_linux_path(storage_path() . '/logs/'),
            'mch_id' => $this->pay_gateway['app_id'], //客户交易者账号
            'token' => $this->pay_gateway['app_key'],//密钥
            'interface' => $this->pay_gateway['mch_id'],//账号名称 一般用来存放三方通道
            'return_url' => action('Pay\PayController@returnNotify', ['type' => $type]),
            'notify_url' => action('Pay\PayController@notify', ['type' => $type]),
        ];
        $this->pay_config = $config;
    }

    //统一下单支付

    /**
     * @param $pay_data
     * @return array|\Illuminate\Http\RedirectResponse
     */
    public function pay($pay_data)
    {
        $return = request()->all();
        $re_type = 'html';
        if (isset($return['re_type'])) {
            $re_type = $return['re_type'];
        }
        //商户号
        $accountId = $this->pay_config['mch_id'];
        //商户秘钥
        $key = $this->pay_config['token'];
        $payData = [
            'paytype' => $this->pay_gateway['mch_id'],//对应的三方通道
            'amount' => intval($pay_data['total_amount'] * 100), //支付金额为分
            'cpid' => $accountId,//商户
            'orderid' => strval($pay_data['out_trade_no']),//订单号
            'describe' => $pay_data['subject'],
            'product' => mt_rand(100000, 999999), //商品名称
            'ip' => request()->getClientIp(),
            'synurl' => strval($this->pay_config['notify_url']),// //异步回调地址
            'jumpurl' => strval($this->pay_config['return_url']),// //页面跳转通知
        ];
        $sign= $this->sign($payData,$key,['ip', 'jumpurl','paytype']);
        $payData['sign'] = $sign;
//        $res=$this->ddcurl($this->pay_config['url'],$pay_data,false);
        $res = Curl::to($this->pay_config['url'])->withHeaders( array('Content-type'=>'application/json') )->withData($payData)->get();
        $this->debugLog('下单接口请求内容' . json_encode($payData, true), []);
        $this->debugLog('返回内容' . json_encode($res, true), []);

        $res = is_array($res) ? $res : json_decode($res, 256);
        if (is_array($res) && isset($res['status']) && $res['status'] == 0) {
            $url = $res['payurl'];
            return  $this->returnPayRes($re_type,'',1,$url);
        } else {
            $msg = $res['msg'] ?? '未知错误';
            $this->debugLog('错误' . $msg, []);
            return  $this->returnPayRes($re_type,$msg,0);
        }

    }

    private function returnPayRes($re_type,$msg,$code,$url=''){
        if ($code == 1) {
            if ($re_type == 'json') {
                return json_encode(['code' => 1,'errmsg'=>$msg, 'qrurl' => $url], 256);
            } else {
                return redirect()->away($url);
            }
        } else {
            if ($re_type == 'json') {
                return json_encode(['code' => 0, 'errmsg' => $msg], 256);
            } else {
                return $msg;
            }
        }
    }

    private function sign($tempArr, $signKey,$filter=[]): string
    {
        $keyVal = '';

        if (isset($tempArr['sign'])) {
            unset($tempArr['sign']);
        }

        ksort($tempArr);

        $data = [];
        foreach ($tempArr as $key => $value) {
            if(!in_array($key,$filter)){
                array_push($data, "{$value}");
            }
        }
        $keyVal = implode('|', $data);

        if (!empty($signKey) && is_string($signKey)) {
            $keyVal .= '|'.$signKey;
        }

        return strtolower(md5($keyVal));
    }

    /**
     * 检查订单
     * @param $orderid
     * @return bool|string
     */
    private function checkOrder($orderid)
    {
        $url = $this->getGateUrl() . '/pay/Checkorder/check';
        $payData = [
            'cpid' => $this->pay_gateway['app_id'],//商户号
            'orderid' => $orderid,
        ];
        $key = $this->pay_config['token'];
        $sign = $this->sign($payData, $key);
        $payData['sign'] = $sign;
        Log::channel('pay_order')->info('查询接口请求', $payData);
        $responseRaw = Curl::to($url)->withData($payData)->post();
//        $responseRaw = $this->ddcurl($url, $payData, false);
        $response = is_array($responseRaw) ? $responseRaw : json_decode($responseRaw, 256);
//        $this->debugLog('查询接口返回' . is_array($res) ? json_encode($res, true) : json_encode(json_decode($res, 256), true));
        Log::channel('pay_order')->info('查询接口返回', $response);
        if (is_array($response)
            && isset($response['status']) && $response['status'] == 0
            && isset($response['ispay']) && $response['ispay'] == 1
        ) {
            return true;
        }
        return false;
    }


    //统一验证签名
    public function verify()
    {
        $params = $this->result_data;
        //{"status": 0,"orderid": "1001_152490169760595","cpid": 1001,"amount": 100,"real_fee": 90,"paytime"
        //: 1533887495,"ext": "123131","sign": "05685bc967a9c5c2c58ef0706056ccab"}
        //（amount|cpid|ordered|paytime|key），例
        $key = $this->pay_config['token'];
//        echo $params['amount'] . '|' . $params['cpid'] . '|' . $params['orderid'] . '|' . $params['paytime'] . '|' . $key;exit;
//        $sign = strtolower(md5($params['amount'] . '|' . $params['cpid'] . '|' . $params['orderid'] . '|' . $params['paytime'] . '|' . $key));
        $sign=$this->sign($this->result_data,$key,['status','real_fee','ext','sign']);
        if (isset($params['sign']) && $sign == $params['sign']
            && isset($params['status']) && $params['status'] == 0
        ) {
            return true;
        } else {
            return false;
        }
    }


    //返回给支付商的成功
    public function success()
    {
        echo 'SUCCESS';
        exit;
    }

    //统一回调处理

    /**
     * 回调第一部，如果是同步，直接回传
     * @param $return
     * @param $pay_type
     * @param $request
     * @return bool|\Illuminate\Http\RedirectResponse
     */
    public function notify($return, $pay_type, $request)
    {
//        $request = json_decode(file_get_contents('php://input'), true);
        $allData = $request->all();
        $this->setLogName($pay_type);
        $this->debugLog('回调原始数据', $allData);
        $this->pay_type = $pay_type;
        $this->request = $request;
        //取得订单，是否有此订单，如果没有直接返回空
        $order_sn = $allData['orderid'];

        $status = $allData['status'];

        if ($status != 0) {
            return '未支付成功';
        }

        $checkresult = $this->checkIP();//检查回调IP
        if (!$checkresult) {
            return 'ip 不合法';
        }
        //取得订单
        $this->getOrder($order_sn);

        $return = ($return) ? 1 : 0;
        if ($return) {

            //判断是否是商户id
            if ($this->order->merchant_id == 0) {
                return redirect()->route('web.user.index');
            }
            //
            return $this->merchantReturnSend();
        }
        //取得通道id
        $this->gateway = $this->pay_gateway = config('gateway.config')[$this->gateway_id];
        //dd($this->gateway);
        //取得支付配置
        $this->payConfig($this->pay_type);

        $this->result_data = $allData;
        //检查三方的订单
        $checkorder = $this->checkOrder($order_sn);
        if (!$checkorder) {
            $this->debugLog('查询三方订单未支付成功');
            return '查询三方订单未支付成功';
        }
//        dump($this->result_data);
        //进行验证签名
        if (!$this->verify()) {
            $this->debugLog('签名以及支付状态验证失败');
            return '签名以及支付状态验证失败';
        }

        return $this->payNotify();
    }


    /**
     * 同步回调
     * @return \Illuminate\Http\RedirectResponse
     */
    public function returnPay()
    {
        //判断是否是商户id
        if ($this->order->merchant_id == 0) {
            return redirect()->route('web.user.index');
        }
        //
        return $this->merchantReturnSend();
    }

    //异步回调

    /**
     * 获得通道信息，取得支付配置模型，验证签名，
     * @return bool|void
     */
    private function payNotify()
    {
        //取得通道信息内容
        $data = $this->result_data;
        $this->pay_data = $this->result_data;
        //如果应答状态不是01/A6表示支付失败
        $this->debugLog(json_encode($data, true));
        $this->debugLog('-------------' . $this->order->order_sn . '--选择----' . $this->pay_type . '----' . $this->pay_method . '----开始回调处理-------------------------');
        if (empty($data)) {
            return $this->debugLog('验证签名失败', $data);
        }
        try {
            $pay_cn_name = '';
            //统一格式化
            $this->unionHandle($data);
            //支付返回信息
            $this->pay_data = $data;
            $this->debugLog('验证签名成功,数据', $data);
            //更新订单
            $this->updateOrder();
            $this->debugLog('updateOrder Ok');

        } catch (\Exception $exception) {
            $this->debugLog('失败异常内容：' . $exception->getMessage());
            $this->order->notify_status = 1;//支付回调成功
            $this->order->pay_status = 1;//支付状态
            $this->order->pay_ok_at = date('Y-m-d H:i:s');
            $this->order->save();//保存
            Log::channel('pay_success')->info($pay_cn_name . '支付成功，但处理订单失败', ['data' => json_encode($data)]);

        }

    }

    /**
     * 统一格式化
     */
    public function unionHandle($data)
    {
        $result = [
            'order_sn' => $data['orderid'],//我方订单号
            'pay_order_sn' => $data['orderid'],//三方的订单号
            'pay_money' => number_format($data['real_fee'] / 100, 2, '.', ''), //支付金额,
//            'pay_money' => $data['real_fee'], //支付金额,
            'money' => number_format($data['amount'] / 100, 2, '.', ''),
            'pay_type' => $this->pay_type,
            'account' => ''
        ];

        $this->setResult($result);
        Log::channel('pay_success')->info('支付成功', [
            'pay_type' => $result['pay_type'], 'pay_money' => $result['pay_money'],
            'account' => $result['money'], 'order_sn' => $result['order_sn'],
            'pay_order_sn' => $result['pay_order_sn']]);

    }


    /**
     * 这个调试需要配置在config/logging.php
     * @param $pay_type
     */
    public function setLogName($pay_type)
    {
        $this->log_name = $pay_type;
    }

    /**
     * 模拟post提交 json数据 请求接口
     * @param string $url
     * @param bool|true $https
     * @param string $method
     * @param string $param
     * @return mixed
     */
    private function ddcurl($url = '', $param = '', $https = true, $method = 'post')
    {
        $param = json_encode($param, 320);
        $ch = curl_init($url);
        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);

        #判断是否为https请求
        if ($https === true) {
            curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
            curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false);
        }
        #判断是否为post请求
        if ($method == 'post') {
            curl_setopt($ch, CURLOPT_POST, true);
            curl_setopt($ch, CURLOPT_POSTFIELDS, $param);
        }
        curl_setopt($ch, CURLOPT_HTTPHEADER, array('Content-type:application/json'));

        $str = curl_exec($ch);

        curl_close($ch);
        return $str;
    }
}