public async Task <BaseResultModel> RefundAsync(string outTradeNo, string outRefundNo, int totalFee, int refundFee, SystemConfigs tencentparam, string msg = null)
{
BaseResultModel model = new BaseResultModel();
try
{
TenPayV3Info TenPayV3Info = new TenPayV3Info(tencentparam.AppID, tencentparam.AppSecret, tencentparam.TenPayMchId, tencentparam.TenPayKey, tencentparam.TenPayNotify, tencentparam.TenPayWxOpenNotify);
string nonceStr = TenPayV3Util.GetNoncestr();
//string outTradeNo = Order.WXPayBillno;
//string outRefundNo = result.RefundNumber;
//var totalFee = (int)(ServiceResult.result.item.ServiceExpense * 100);//单位：分
//var totalFee = totalFee;//单位：分
//int refundFee = totalFee;
string opUserId = TenPayV3Info.MchId;
var notifyUrl = "http://admin/integraltel.com/api/RefundPayNotify";
var dataInfo = new TenPayV3RefundRequestData(TenPayV3Info.AppId, TenPayV3Info.MchId, TenPayV3Info.Key,
null, nonceStr, null, outTradeNo, outRefundNo, totalFee, refundFee, opUserId, null, refundDescription: msg, notifyUrl: notifyUrl);
var cert = @"C:\cert\apiclient_cert.p12"; //根据自己的证书位置修改
var password = TenPayV3Info.MchId; //默认为商户号，建议修改
Thread.Sleep(50);
var wxpayresult = await TenPayV3.RefundAsync(dataInfo, cert, password);
Thread.Sleep(50);
model.code = wxpayresult.result_code;
model.msg = wxpayresult.return_msg;
}
catch (Exception ex)
{
model.code = "FAIL";
model.msg = ex.Message.ToString();
}
return(model);
}
/// <summary>
/// 退款
/// </summary>
/// <param name="appId"></param>
/// <param name="mchId"></param>
/// <param name="mchKey"></param>
/// <param name="localTranNo"></param>
/// <param name="localRefundNo"></param>
/// <param name="orderAmount"></param>
/// <param name="refundAmount"></param>
/// <param name="refundDesc"></param>
/// <param name="notifyUrl"></param>
/// <returns></returns>
public async Task <(bool success, string originXml)> Refund(string appId, string mchId, string mchKey,
string localTranNo, string localRefundNo,
int orderAmount, int refundAmount, string refundDesc, string notifyUrl)
{
string nonceStr = TenPayV3Util.GetNoncestr();
var result = await TenPayV3.RefundAsync(Shashlik.Kernel.GlobalKernelServiceProvider.KernelServiceProvider,
new TenPayV3RefundRequestData(
appId, mchId, mchKey, null, nonceStr, null, localTranNo, localRefundNo,
(int)orderAmount, (int)refundAmount, null, null, refundDescription : refundDesc,
notifyUrl : notifyUrl));
Logger.LogInformation($"微信支付申请退款,out_trade_no:{localTranNo},result:{result.ResultXml}");
return(result.IsReturnCodeSuccess() && result.IsResultCodeSuccess(), result.ResultXml);
}
public async Task <IActionResult> RefundGet([FromQuery] RefundModel refund)
{
try
{
// WeixinTrace.SendCustomLog("进入退款流程", "1");
if (string.IsNullOrWhiteSpace(refund.NonceStr))
{
refund.NonceStr = TenPayV3Util.GetNoncestr();
}
if (string.IsNullOrWhiteSpace(refund.OpUserId))
{
refund.OpUserId = TenPyConfigRead.MchId;
}
if (string.IsNullOrWhiteSpace(refund.OutTradeNo) && string.IsNullOrWhiteSpace(refund.TransactionId))
{
return(BadRequest("需要OutTradeNo,TransactionId之一"));
}
// string outTradeNo = HttpContext.Session.GetString("BillNo");
// WeixinTrace.SendCustomLog("进入退款流程", "2 outTradeNo：" + refund.OutTradeNo);
refund.SignType = "MD5";
var dataInfo = new TenPayV3RefundRequestData(
appId: TenPyConfigRead.AppId,
mchId: TenPyConfigRead.MchId,
key: TenPyConfigRead.Key,
deviceInfo: refund.DeviceInfo,
nonceStr: refund.NonceStr,
transactionId: refund.TransactionId,
outTradeNo: refund.OutTradeNo,
outRefundNo: refund.OutRefundNo,
totalFee: refund.TotalFee,
refundFee: refund.RefundFee,
opUserId: refund.OpUserId,
refundAccount: refund.RefundAccount,
notifyUrl: refund.NotifyUrl);
//#region 旧方法
//var cert = @"D:\cert\apiclient_cert_SenparcRobot.p12";//根据自己的证书位置修改
//var password = TenPayV3Info.MchId;//默认为商户号，建议修改
//var result = TenPayV3.Refund(dataInfo, TenPyConfigRead.CertPath, Int32.Parse(TenPyConfigRead.CertSecret));
//#endregion
#region 新方法（Senparc.Weixin v6.4.4+）
var result = await TenPayV3.RefundAsync(_serviceProvider, dataInfo);//证书地址、密码，在配置文件中设置，并在注册微信支付信息时自动记录
#endregion
var log = _logger.CreateLogger("申请退款");
if (result.return_code == "FAIL")
{
log.LogError($"退款单号(out_refund_no):{refund.OutRefundNo} 通讯标记(return_code):{result.return_code} {result.return_msg}");
}
if (result.result_code == "FAIL")
{
log.LogError($"退款单号(out_refund_no):{refund.OutRefundNo} 业务结果(result_code):{result.result_code}\n{result.err_code}:{result.err_code_des}");
}
else if (result.result_code == "SUCCESS")
{
log.LogInformation($"退款单号(out_refund_no):{refund.OutRefundNo} 业务结果(result_code):{result.result_code}");
}
// WeixinTrace.SendCustomLog("进入退款流程", "3 Result：" + result.ToJson());
// ViewData["Message"] = $"退款结果：{result.result_code} {result.err_code_des}。您可以刷新当前页面查看最新结果。";
return(Ok(new
{
respond = result,
request = refund
}));
//return Json(result, JsonRequestBehavior.AllowGet);
}
catch (Exception ex)
{
WeixinTrace.WeixinExceptionLog(new WeixinException(ex.Message, ex));
throw;
}
#region 原始方法
//RequestHandler packageReqHandler = new RequestHandler(null);
//设置package订单参数
//packageReqHandler.SetParameter("appid", TenPayV3Info.AppId); //公众账号ID
//packageReqHandler.SetParameter("mch_id", TenPayV3Info.MchId); //商户号
//packageReqHandler.SetParameter("out_trade_no", "124138540220170502163706139412"); //填入商家订单号
////packageReqHandler.SetParameter("out_refund_no", ""); //填入退款订单号
//packageReqHandler.SetParameter("total_fee", ""); //填入总金额
//packageReqHandler.SetParameter("refund_fee", "100"); //填入退款金额
//packageReqHandler.SetParameter("op_user_id", TenPayV3Info.MchId); //操作员Id，默认就是商户号
//packageReqHandler.SetParameter("nonce_str", nonceStr); //随机字符串
//string sign = packageReqHandler.CreateMd5Sign("key", TenPayV3Info.Key);
//packageReqHandler.SetParameter("sign", sign); //签名
////退款需要post的数据
//string data = packageReqHandler.ParseXML();
////退款接口地址
//string url = "https://api.mch.weixin.qq.com/secapi/pay/refund";
////本地或者服务器的证书位置（证书在微信支付申请成功发来的通知邮件中）
//string cert = @"D:\cert\apiclient_cert_SenparcRobot.p12";
////私钥（在安装证书时设置）
//string password = TenPayV3Info.MchId;
//ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);
////调用证书
//X509Certificate2 cer = new X509Certificate2(cert, password, X509KeyStorageFlags.PersistKeySet | X509KeyStorageFlags.MachineKeySet);
//#region 发起post请求
//HttpWebRequest webrequest = (HttpWebRequest)HttpWebRequest.Create(url);
//webrequest.ClientCertificates.Add(cer);
//webrequest.Method = "post";
//byte[] postdatabyte = Encoding.UTF8.GetBytes(data);
//webrequest.ContentLength = postdatabyte.Length;
//Stream stream;
//stream = webrequest.GetRequestStream();
//stream.Write(postdatabyte, 0, postdatabyte.Length);
//stream.Close();
//HttpWebResponse httpWebResponse = (HttpWebResponse)webrequest.GetResponse();
//StreamReader streamReader = new StreamReader(httpWebResponse.GetResponseStream());
//string responseContent = streamReader.ReadToEnd();
//#endregion
//// var res = XDocument.Parse(responseContent);
////string openid = res.Element("xml").Element("out_refund_no").Value;
//return Content("申请成功：<br>" + HttpUtility.RequestUtility.HtmlEncode(responseContent));
#endregion
}