<?php
namespace addons\JoinPay\common\global_func\payment_logic;

use addons\JoinPay\common\logic\util\RequestUtil;
use common\helpers\StringHelper;
use common\models\common\PaymentTrade;
use Yii;
use Exception;

/**
 * 汇聚聚合支付类
 *
 * Class JoinPay
 * @package addons\JoinPay\common\logic
 */
class JoinPay
{
    protected $config;

    public $url = 'https://www.joinpay.com/trade/uniPayApi.action';
    public $order_query_url = 'https://www.joinpay.com/trade/queryOrder.action';
    public $refund_url = 'https://www.joinpay.com/trade/refund.action';

    public function __construct($config)
    {
        $this->config = $config;
    }

    /**
     * 支付接口
     * @param array $order
     * [
     *     'title'  => '订单标题'
     *     'order_no' => '交易流水号'
     *     'amount'   => 金额
     *     'mall_id'  =>   商城ID
     *     'notify_url' => '回调地址',
     *     'type'    => '汇聚支付方式'
     *     'open_id'  => '微信openid'
     *   ]
     * @return array|mixed
     * @throws Exception
     */
    public function pay($order)
    {
        $request = $this->getRequest($order);
        //\Yii::error('request param:'.json_encode($request));

        $result = RequestUtil::http_post($this->url, $request);
        Yii::error('joinpay result:' . $result);

        $result = json_decode($result, true);

        if ($result['ra_Code'] == 100 && !empty($result['rc_Result'])) {
            if (StringHelper::isJson($result['rc_Result'])) {
                $return = json_decode($result['rc_Result'], true);
                if (!isset($return['timestamp'])) {
                    $return['timestamp'] = $return['timeStamp'] ?? '';
                }
                return $return;
            }

            return ['result' => $result['rc_Result'], 'rd_Pic' => $result['rd_Pic']];
        } else {
            //Yii::error('joinpay pay fail,msg:' . json_encode($result));
            throw new Exception('汇聚支付有误');
        }
    }


    private function getRequest($order)
    {
        $request = [
            'p0_Version' => '1.0',   //版本号
            'p1_MerchantNo' => $this->config['merchant_no'],  //商户编号
            'p2_OrderNo' => $order['order_no'],
            'p3_Amount' => sprintf("%.2f", $order['amount']),
            'p4_Cur' => 1,  //人民币
            'p5_ProductName' => $order['title'],
            'p6_ProductDesc' => $order['title'],
            'p7_Mp' => json_encode(['mall_id' => $order['mall_id']]),//  公用回传参数
            'p8_ReturnUrl' => '',  //商户页面通知地址
            'p9_NotifyUrl' => $order['notify_url'],  // 服务器异步通知地址
            'q1_FrpCode' => $order['type'],   //支付宝扫码，扫码方式
            'q2_MerchantBankCode' => '',  //银行商户编码
            'q3_SubMerchantNo' => '',  //子商户号
            'q4_IsShowPic' => '',  //是否展示图片
            'q5_OpenId' => '',  //微信 Openid，微信支付必填
            'q6_AuthCode' => '',  //付款码数字
            'q7_AppId' => '',  //APPID
            'q8_TerminalNo' => '',   //终端号
            'q9_TransactionModel' => '',  //微信 H5 模式:空，MODEL1，MODEL2
            'qa_TradeMerchantNo' => $this->config['trade_merchant_no'],  //报备商户号
        ];

        if (in_array($order['type'], ['WEIXIN_GZH', 'WEIXIN_XCX', 'WEIXIN_APP3'])) {
            //微信环境获取对应的openid
            $request['q5_OpenId'] = $order['open_id'] ?? '';
            $request['q7_AppId'] = $this->config['wechat_app_id'];
        }

        $secret = $this->config['merchant_secret'];
        $request['hmac'] = urlencode(RequestUtil::hmacRequest($request, $secret));

        return $request;
    }

    /**
     * 查询订单支付状态
     * @params string $trade_no
     * @return array
     * @throws
     */
    public function query($trade_no)
    {
        $request = [
            'p1_MerchantNo' => $this->config['merchant_no'],
            'p2_OrderNo' => $trade_no,
        ];
        $secret = $this->config['merchant_secret'];
        $request['hmac'] = urlencode(RequestUtil::hmacRequest($request, $secret));

        $result = RequestUtil::http_post($this->order_query_url, $request);

        return json_decode($result, true);

    }


    /**
     * 退款
     * @param array $info
     * [
     *     'refund_order_no' => $refund_order_no,
     *     'out_refund_no'  => $out_trade_no,
     *     'refund_amount'    => 1,
     *     'refund_reason'    => 1
     * ]
     *
     * @return bool
     * @throws
     */
    public function refund($info)
    {
        try {

            //异步回调地址
            $protocol = Yii::$app->params['protocol'];
            $url = \Yii::$app->request->hostInfo . \Yii::$app->request->baseUrl . '/pay-notify/' . 'joinpay-refund.php';
            if ($protocol) {
                $url = str_replace('http://', ($protocol . '://'), $url);
                $url = str_replace('https://', ($protocol . '://'), $url);
            }

            $request = [
                'p1_MerchantNo' => $this->config['merchant_no'],  //商户编号
                'p2_OrderNo' => $info['out_refund_no'],
                'p3_RefundOrderNo' => $info['refund_order_no'],
                'p4_RefundAmount' => $info['refund_amount'],
                'p5_RefundReason' => $info['refund_reason'],
                'p6_NotifyUrl' => $url
            ];

            //商户密钥：
            $secret = $this->config['merchant_secret'];
            $request['hmac'] = urlencode(RequestUtil::hmacRequest($request, $secret));
            $result = RequestUtil::http_post($this->refund_url, $request);

            \Yii::error('joinpay refund res:' . $result);

            $result = json_decode($result, true);
            if ($result['ra_Status'] != 100 || $result['rb_Code'] != 100) {
                //失败
                throw new Exception($result['rc_CodeMsg']);
            }

            return true;

        } catch (Exception $e) {
            Yii::error('joinpay refund fail,msg:' . $e->getMessage());
            return false;
        }
    }


    /**
     * 验证回调签名
     * @param $params
     * @return bool
     */
    private function checkHmac($params)
    {
        //验证签名
        $hmac = $params['hmac'];
        unset($params['hmac']);
        unset($params['r']);

        $hmacVal = urlencode(RequestUtil::hmacRequest($params, $this->config['merchant_secret']));
        if ($hmacVal !== $hmac) {
            \Yii::error('签名不合法');
            return false;
        }
        return true;
    }


    /**
     * 异步回调
     * @return array
     * @throws
     */
    public function notify()
    {

        $params = array_merge(Yii::$app->request->post(), Yii::$app->request->get());
	    $params = array_map('urldecode', $params);

	    //验证签名
        if (!$this->checkHmac($params)) {
            throw new Exception('签名不合法');
        }

        if (intval($params['r6_Status']) !== 100) {
            //100：支付成功，101：支付失败
            throw new Exception('支付状态有误');
        }

        if ($params['r1_MerchantNo'] !== $this->config['merchant_no']) {
            //商户编号不一致
            throw new Exception('商户编号不一致');
        }

        $trade = PaymentTrade::findOne(['out_trade_no' => $params['r2_OrderNo']]);
        if (!$trade) {
            throw new Exception('订单不存在');
        }

        $pay_fee = (doubleval($params['r3_Amount']) * 100) . '';

        //订单号查询对应订单
        $order_amount = (doubleval($trade->getOnlinePayFee()) * 100) . '';

        if (intval($pay_fee) !== intval($order_amount)) {
            throw new Exception('支付金额与订单金额不一致');
        }

        //支付回调验证成功
        $trade_type = $params['rc_BankCode'] ?? '';
        return [
            'out_trade_no' => $trade->out_trade_no,
            'trade_no'     => $params['r7_TrxNo'],
            'r9_BankTrxNo'     => $params['r9_BankTrxNo']??'',
            'pay_fee'      => $params['r3_Amount'],
            'trade_type' => $trade_type,
        ];


    }


    /**
     * 退款回调处理
     * @param $res
     * @return bool
     * @throws
     */
    public function refund_notify($res)
    {
        //验证签名
        if (!$this->checkHmac($res)) {
            return false;
        }

        //r2_OrderNo : 退款流水号
        //r3_RefundOrderNo 退款订单号

        return true;
    }

}