#pragma warning disable CS1591 // 缺少对公共可见类型或成员的 XML 注释
public RefundQueryResult RefundQuery(WeChatRefundQueryParamter paramter)
#pragma warning restore CS1591 // 缺少对公共可见类型或成员的 XML 注释
{
string nonceStr = TenPayV3Util.GetNoncestr();
TenPayV3RefundQueryRequestData tenPayV3RefundRequestData = new TenPayV3RefundQueryRequestData(Options.WeChatBaseOptions.AppId,
Options.WeChatBaseOptions.MchId, Options.WeChatBaseOptions.Key, nonceStr, paramter.DeviceInfo, paramter.TransactionId,
paramter.OutTradeNo, paramter.OutRefundNo, paramter.RefundId, null, null, paramter.Offset);
RefundQueryResult refundQueryResult = TenPayV3.RefundQuery(tenPayV3RefundRequestData);
return(refundQueryResult);
}
/// <summary>
/// 退款查询
/// </summary>
/// <param name="appId"></param>
/// <param name="mchId"></param>
/// <param name="mchKey"></param>
/// <param name="localTranNo"></param>
/// <param name="offset"></param>
/// <returns></returns>
public bool TryRefundQuery(string appId, string mchId, string mchKey, string localTranNo,
out WxRefundData wxRefundData, int offset = 0)
{
wxRefundData = null;
string nonceStr = TenPayV3Util.GetNoncestr();
var result = TenPayV3.RefundQuery(new TenPayV3RefundQueryRequestData(
appId, mchId, mchKey, nonceStr, null, null, localTranNo, null, null, offset: offset));
Logger.LogInformation($"微信支付退款查询,localRefundNo:{localTranNo},result:{result.ResultXml}");
if (!result.IsReturnCodeSuccess())
{
Logger.LogWarning($"微信退款查询异常，localRefundNo:{localTranNo},result:{result.ResultXml}");
return(false);
}
if (!result.IsResultCodeSuccess())
{
Logger.LogWarning($"微信退款查询结果错误，localRefundNo:{localTranNo},result:{result.ResultXml}");
return(false);
}
try
{
var resInner = new RefundQueryResultInner(result.ResultXml);
wxRefundData = new WxRefundData
{
TotalAmount = resInner.total_fee.ParseTo <long>(),
TotalRefundCount = resInner.refund_count.ParseTo <int>(),
List = resInner.List
};
return(true);
}
catch (Exception ex)
{
throw new Exception($"微信退款查询结果处理异常，localRefundNo:{localTranNo},result:{result.ResultXml}", ex);
}
}
/// <summary>
/// 查询订单退款
/// </summary>
/// <param name="orderNumber">订单号</param>
/// <returns></returns>
public string RefundQuery(string orderNumber)
{
//读取配置文件
var merchantId = string.Empty;
var appId = string.Empty;
var key = string.Empty;
//接收微信支付异步通知回调地址
var xd = new XmlDocument();
xd.Load(HttpContext.Current.Server.MapPath("/app_data/xml/payment.xml"));
var selectSingleNode = xd.SelectSingleNode("paymentMethod");
if (selectSingleNode != null)
{
var xnl = selectSingleNode.ChildNodes;
foreach (XmlNode xn in xnl)
{
var xe = (XmlElement)xn;
if (xe.GetAttribute("id") != "wechat")
{
continue;
}
merchantId = xe.GetAttribute("merchant_id");
appId = xe.GetAttribute("app_id");
key = xe.GetAttribute("key");
break;
}
}
var nonceStr = TenPayV3Util.GetNoncestr();
var packageReqHandler = new RequestHandler(null);
packageReqHandler.SetKey(key);
packageReqHandler.SetParameter("appid", appId);
packageReqHandler.SetParameter("mch_id", merchantId);
packageReqHandler.SetParameter("nonce_str", nonceStr);
packageReqHandler.SetParameter("out_trade_no", orderNumber);//商户系统内部的订单号
var querysign = packageReqHandler.CreateMd5Sign("key", key);
packageReqHandler.SetParameter("sign", querysign); //签名
var data = packageReqHandler.ParseXML();
var result = TenPayV3.RefundQuery(data);
var res = System.Xml.Linq.XDocument.Parse(result);
var xElement = res.Element("xml");
if (xElement == null)
{
return("");
}
var element = xElement.Element("return_code");
if (element == null)
{
return("");
}
var returnCode = element.Value;
return(returnCode);
}
