918博天堂

?#pragma checksum "D:\wwwroot\anlian2025\wwwroot\App_Code\wxshaoma\MicroPay.cs" "{ff1816ec-aa5e-4d10-87f7-6f4963833460}" "DA98E1638E026CA0E223EABCDC9E0FD4A0B54AD2"

#line 1 "D:\wwwroot\anlian2025\wwwroot\App_Code\wxshaoma\MicroPay.cs"
using System;
using System.Collections.Generic;
using System.Web;
using System.Threading;

namespace WxPayAPI
{
    public class MicroPay
    {
        /**
        * 刷卡支付齐全业务流程逻辑
        * @param body 商品描述
        * @param total_fee 总金额
        * @param auth_code 支付授权码
        * @throws WxPayException
        * @return 刷卡支付了局
        */
        public static string Run(string body, string total_fee, string auth_code)
        {
            Log.Info("MicroPay", "Micropay is processing...");

            WxPayData data = new WxPayData();
            data.SetValue("auth_code", auth_code);//授权码
            data.SetValue("body", body);//商品描述
            data.SetValue("total_fee", int.Parse(total_fee));//总金额
            data.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo());//产生随机的商户订单号

            WxPayData result = WxPayApi.Micropay(data, 10); //提交被扫支付，接管返回了局

		    //若是提交被扫支付接口挪用失败，则抛异常
            if (!result.IsSet("return_code") || result.GetValue("return_code").ToString() == "FAIL")
		    {
                string returnMsg = result.IsSet("return_msg") ? result.GetValue("return_msg").ToString() : "";
                Log.Error("MicroPay", "Micropay API interface call failure, result : " + result.ToXml());
                throw new WxPayException("Micropay API interface call failure, return_msg : " + returnMsg);
		    }

		    //署名验证
            result.CheckSign();
            Log.Debug("MicroPay", "Micropay response check sign success");

            //刷卡支付直接成功
            if(result.GetValue("return_code").ToString() == "SUCCESS" &&
		        result.GetValue("result_code").ToString() == "SUCCESS")
            {
                Log.Debug("MicroPay", "Micropay business success, result : " + result.ToXml());
                return result.ToPrintStr();
            }

            /******************************************************************
             * 剩下的都是接口挪用成功，业务失败的情况
             * ****************************************************************/
		    //1）业务了局明确失败
		    if(result.GetValue("err_code").ToString() != "USERPAYING" && 
		    result.GetValue("err_code").ToString() != "SYSTEMERROR")
		    {
                Log.Error("MicroPay", "micropay API interface call success, business failure, result : " + result.ToXml());
                return result.ToPrintStr();
		    }

            //2）不能确定是否失败，需查单
            //用商户订单号去查单
            string out_trade_no = data.GetValue("out_trade_no").ToString();

		    //确认支付是否成功,每隔一段功夫查问一次订单，共查问10次
		    int queryTimes = 10;//查问次数计数器
		    while(queryTimes-- > 0)
		    {
			    int succResult = 0;//查问了局
			    WxPayData queryResult = Query(out_trade_no, out succResult);
			    //若是必要持续查问，则期待2s后持续
			    if(succResult == 2)
                {
				    Thread.Sleep(2000);
				    continue;
			    }
                //查问成功,返回订单查问接口返回的数据
                else if(succResult == 1)
                {
                    Log.Debug("MicroPay", "Mircopay success, return order query result : " + queryResult.ToXml());
                    return queryResult.ToPrintStr();
			    }
                //订单买卖失败，直接返回刷卡支付接口返回的了局，失败原因会在err_code中描述
                else
                {
                    Log.Error("MicroPay", "Micropay failure, return micropay result : " + result.ToXml());
                    return result.ToPrintStr();
			    }
		    }

            //确认失败，则撤销订单
            Log.Error("MicroPay", "Micropay failure, Reverse order is processing...");
		    if(!Cancel(out_trade_no))
		    {
                Log.Error("MicroPay", "Reverse order failure");
                throw new WxPayException("Reverse order failure！");
		    }

            return result.ToPrintStr();
        }


        /**
	    * 
	    * 查问订单情况
	    * @param string out_trade_no  商户订单号
	    * @param int succCode         查问订单了局：0暗示订单不成功，1暗示订单成功，2暗示持续查问
	    * @return 订单查问接口返回的数据，拜见和谈接口
	    */
        public static WxPayData Query(string out_trade_no, out int succCode)
	    {
		    WxPayData queryOrderInput = new WxPayData();
		    queryOrderInput.SetValue("out_trade_no",out_trade_no);
		    WxPayData result = WxPayApi.OrderQuery(queryOrderInput);
		
		    if(result.GetValue("return_code").ToString() == "SUCCESS" 
			    && result.GetValue("result_code").ToString() == "SUCCESS")
		    {
			    //支付成功
			    if(result.GetValue("trade_state").ToString() == "SUCCESS")
                {
				    succCode = 1;
			   	    return result;
			    }
			    //用户支付中，必要持续查问
			    else if(result.GetValue("trade_state").ToString() == "USERPAYING")
                {
				    succCode = 2;
				    return result;
			    }
		    }
		
		    //若是返回谬误码为“此买卖订单号不存在”则直接认定失败
		    if(result.GetValue("err_code").ToString() == "ORDERNOTEXIST")
		    {
			    succCode = 0;
		    } 
            else
            {
			    //若是是系统谬误，则后续持续
			    succCode = 2;
		    }
		    return result;
	    }
	

	    /**
	    * 
	    * 撤销订单，若是失败会沉复挪用10次
	    * @param string out_trade_no 商户订单号
	    * @param depth 挪用次数，这里用递归深度暗示
        * @return false暗示撤销失败，true暗示撤销成功
	    */
	    public static bool Cancel(string out_trade_no, int depth = 0)
	    {
		    if(depth > 10)
            {
			    return false;
		    }
		
		    WxPayData reverseInput = new WxPayData();
		    reverseInput.SetValue("out_trade_no",out_trade_no);
		    WxPayData result = WxPayApi.Reverse(reverseInput);
		
		    //接口挪用失败
		    if(result.GetValue("return_code").ToString() != "SUCCESS")
            {
			    return false;
		    }
		
		    //若是了局为success且不必要沉新挪用撤销，则暗示撤销成功
		    if(result.GetValue("result_code").ToString() != "SUCCESS" && result.GetValue("recall").ToString() == "N")
            {
			    return true;
		    } 
            else if(result.GetValue("recall").ToString() == "Y") 
            {
			    return Cancel(out_trade_no, ++depth);
		    }
		    return false;
	    }
    }
}

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