/**
*
* 撤销订单，如果失败会重复调用10次
* @param string out_trade_no 商户订单号
* @param depth 调用次数，这里用递归深度表示
* @return false表示撤销失败，true表示撤销成功
*/
private bool Cancel(string out_trade_no, int depth = 0)
{
if (depth > 10)
{
return(false);
}
WeixinDataHelper reverseInput = new WeixinDataHelper(this._weixinKey);
reverseInput.SetValue("out_trade_no", out_trade_no);
WeixinDataHelper result = weixinPayApi.Reverse(reverseInput);
//接口调用失败
if (result.GetValue("return_code").ToString() != "SUCCESS")
{
return(false);
}
//如果结果为success且不需要重新调用撤销，则表示撤销成功
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);
}
/// <summary>
/// 退款查询
/// </summary>
/// <param name="dto"></param>
/// <returns></returns>
public RefundQueryResult RefundQuery(RefundDTO dto)
{
WeixinDataHelper data = new WeixinDataHelper(this._weixinKey);
//忽略：微信退款单号，优先级最高data.SetValue("refund_id", refund_id);
//
if (!string.IsNullOrEmpty(dto.OutRefundNo))
{
data.SetValue("out_refund_no", dto.OutRefundNo);//商户退款单号，优先级第二
}
else if (!string.IsNullOrEmpty(dto.OnlineTradeNo))
{
data.SetValue("transaction_id", dto.OnlineTradeNo);//微信订单号，优先级第三
}
else
{
data.SetValue("out_trade_no", dto.OutTradeNo);//商户订单号，优先级最低
}
WeixinDataHelper response = weixinPayApi.RefundQuery(data);//提交退款查询给API，接收返回数据
var result = new RefundQueryResult();
result.SetWeixiResult(response);
return(result);
}
/// <summary>
/// 微信设置
/// </summary>
/// <param name="response"></param>
public virtual void SetWeixiResult(WeixinDataHelper response)
{
var returnCode = !response.IsSet("return_code") || response.GetValue("return_code").ToString() == "FAIL" ? "FAIL" : response.GetValue("return_code").ToString();
var resultCode = !response.IsSet("result_code") || response.GetValue("result_code").ToString() == "FAIL" ? "FAIL":response.GetValue("result_code").ToString();
var isSuccess = returnCode.ToUpper().Contains("SUCCESS") && resultCode.ToUpper().Contains("SUCCESS");
this._isError = !isSuccess;
this._errCode = response.IsSet("err_code") ? response.GetValue("err_code").ToString() : "";
if (!isSuccess)
{
var errMsg = response.IsSet("return_msg") ? response.GetValue("return_msg").ToString() : "";
if (string.IsNullOrEmpty(errMsg))
{
errMsg = response.IsSet("err_code_des") ? response.GetValue("err_code_des").ToString() : "";
}
this._errMsg = errMsg;
}
this._responsebody = response.ToJson();
this._apiType = "weixinpay";
this._requestUrl = response.IsSet("requestUrl") ? response.GetValue("requestUrl").ToString() : "";
this._elapsedTime = response.IsSet("elapsedTime") ? response.GetValue("elapsedTime").ToString() : "";
this._httpMethod = response.IsSet("httpMethod") ? response.GetValue("httpMethod").ToString() : "";
this._requestContent = response.IsSet("requestContent") ? response.GetValue("requestContent").ToString() : "";
}
/// <summary>
/// 微信结果设置
/// </summary>
/// <param name="response"></param>
public override void SetWeixiResult(WeixinDataHelper response)
{
base.SetWeixiResult(response);
if (!IsError)
{
this.OutTradeNo = response.IsSet("out_trade_no") ? response.GetValue("out_trade_no").ToString() : "";
this.OnlineTradeNo = response.IsSet("transaction_id") ? response.GetValue("transaction_id").ToString():"";
//在微信中订单生成时间，格式为yyyyMMddHHmmss
this.TradeTime = response.IsSet("time_end") ? DateTime.ParseExact(response.GetValue("time_end").ToString(), "yyyyMMddHHmmss", null):DateTime.Now;
}
}
public override void SetWeixiResult(WeixinDataHelper response)
{
base.SetWeixiResult(response);
if (!IsError)
{
this.OnlineTradeNo = response.IsSet("transaction_id") ? response.GetValue("transaction_id").ToString() : "";
this.OutRefundNo = response.IsSet("out_refund_no") ? response.GetValue("out_refund_no").ToString() : "";
this.OutTradeNo = response.IsSet("out_trade_no") ? response.GetValue("out_trade_no").ToString() : "";
this.TotalAmount = response.IsSet("total_fee") ? response.GetValue("total_fee").ToString() : "";
this.RefundAmount = response.IsSet("refund_fee") ? response.GetValue("refund_fee").ToString() : "";
}
}
public override void SetWeixiResult(WeixinDataHelper response)
{
base.SetWeixiResult(response);
if (!this.IsError)
{
this.OnlineTradeNo = response.IsSet("transaction_id") ?response.GetValue("transaction_id").ToString():"";
this.OutTradeNo = response.IsSet("out_trade_no") ?response.GetValue("out_trade_no").ToString():"";
this.TradeStatus = response.IsSet("trade_state") ?response.GetValue("trade_state").ToString():"";
this.TotalAmount = response.IsSet("total_fee") ?response.GetValue("total_fee").ToString():"";
if (response.IsSet("time_end"))
{
this.TradeTime = DateTime.ParseExact(response.GetValue("time_end").ToString(), "yyyyMMddHHmmss", null);
}
}
}
public override void SetWeixiResult(WeixinDataHelper response)
{
base.SetWeixiResult(response);
if (!IsError)
{
this.OnlineTradeNo = response.IsSet("transaction_id") ? response.GetValue("transaction_id").ToString() : "";
this.OutTradeNo = response.IsSet("out_trade_no") ? response.GetValue("out_trade_no").ToString() : "";
this.TotalAmout = response.IsSet("total_fee") ? response.GetValue("total_fee").ToString() : "";
//this.RefundReason =;//微信不支持
//请完成一次退款
//这里不处理部分退款，https://pay.weixin.qq.com/wiki/doc/api/micropay_sl.php?chapter=9_5
this.RefundAmount = response.IsSet("refund_fee_1") ? response.GetValue("refund_fee_1").ToString() : "";
this.RefundStatus = response.IsSet("refund_status_1") ? response.GetValue("refund_status_1").ToString() : "";
this.OutRefundNo = response.IsSet("out_refund_no_1") ? response.GetValue("out_refund_no_1").ToString() : "";
}
}
/// <summary>
/// 订单查询
/// </summary>
/// <param name="dto"></param>
/// <returns></returns>
public OrderQueryResult OrderQuery(OrderQueryDTO dto)
{
WeixinDataHelper data = new WeixinDataHelper(this._weixinKey);
if (!string.IsNullOrEmpty(dto.OnlineTradeNo))//如果微信订单号存在，则以微信订单号为准
{
data.SetValue("transaction_id", dto.OnlineTradeNo);
}
else//微信订单号不存在，才根据商户订单号去查单
{
data.SetValue("out_trade_no", dto.OutTradeNo);
}
WeixinDataHelper response = weixinPayApi.OrderQuery(data);//提交订单查询请求给API，接收返回数据
var result = new OrderQueryResult();
result.SetWeixiResult(response);
return(result);
}
/// <summary>
/// 申请退款
/// </summary>
/// <param name="dto"></param>
/// <returns></returns>
public RefundResult Refund(RefundDTO dto)
{
WeixinDataHelper data = new WeixinDataHelper(this._weixinKey);
if (!string.IsNullOrEmpty(dto.OnlineTradeNo))//微信订单号存在的条件下，则已微信订单号为准
{
data.SetValue("transaction_id", dto.OnlineTradeNo);
}
else//微信订单号不存在，才根据商户订单号去退款
{
data.SetValue("out_trade_no", dto.OutTradeNo);
}
data.SetValue("total_fee", int.Parse(((Convert.ToDouble(dto.TotalFee)) * 100).ToString())); //订单总金额
data.SetValue("refund_fee", int.Parse(((Convert.ToDouble(dto.RefundFee)) * 100).ToString())); //退款金额
data.SetValue("out_refund_no", dto.OutRefundNo); //随机生成商户退款单号
data.SetValue("op_user_id", dto.OperatorId); //操作员，默认为商户号
WeixinDataHelper respose = weixinPayApi.Refund(data); //提交退款申请给API，接收返回数据
var result = new RefundResult();
result.SetWeixiResult(respose);
return(result);
}
/**
*
* 查询订单情况
* @param string out_trade_no 商户订单号
* @param int succCode 查询订单结果：0表示订单不成功，1表示订单成功，2表示继续查询
* @return 订单查询接口返回的数据，参见协议接口
*/
private WeixinDataHelper Query(string out_trade_no, out int succCode)
{
WeixinDataHelper queryOrderInput = new WeixinDataHelper(this._weixinKey);
queryOrderInput.SetValue("out_trade_no", out_trade_no);
WeixinDataHelper result = weixinPayApi.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，需要继续查询
else if (result.GetValue("trade_state").ToString() == "USERPAYING")
{
succCode = 2;
return(result);
}
}
//如果返回错误码为“此交易订单号不存在”则直接认定失败
if (result.GetValue("err_code").ToString() == "ORDERNOTEXIST")
{
succCode = 0;
}
else
{
//如果是系统错误，则后续继续
succCode = 2;
}
return(result);
}
/// <summary>
/// 扫码支付
/// </summary>
/// <param name="dto"></param>
/// <returns></returns>
public OrderPayResult OrderPay(OrderPayDTO dto)
{
WeixinDataHelper data = new WeixinDataHelper(this._weixinKey);
data.SetValue("auth_code", dto.AuthCode); //授权码
data.SetValue("body", dto.Body); //商品描述
data.SetValue("total_fee", int.Parse(((Convert.ToDouble(dto.TotalAmount)) * 100).ToString())); //总金额
data.SetValue("out_trade_no", dto.OutTradeNo); //产生随机的商户订单号
data.SetValue("spbill_create_ip", dto.TerminalId); //终端ip
WeixinDataHelper response = weixinPayApi.Micropay(data, 10); //提交被扫支付，接收返回结果
var result = new OrderPayResult();
//如果提交被扫支付接口调用失败，则抛异常
if (!response.IsSet("return_code") || response.GetValue("return_code").ToString() == "FAIL")
{
result.SetWeixiResult(response);
return(result);
//string returnMsg = response.IsSet("return_msg") ? response.GetValue("return_msg").ToString() : "";
//throw new F2FPayException("Micropay API interface call failure, return_msg : " + returnMsg);
}
//签名验证
response.CheckSign();
//刷卡支付直接成功
if (response.GetValue("return_code").ToString() == "SUCCESS" &&
response.GetValue("result_code").ToString() == "SUCCESS")
{
result.SetWeixiResult(response);
return(result);
}
/******************************************************************
* 剩下的都是接口调用成功，业务失败的情况
* ****************************************************************/
//1）业务结果明确失败
if (response.GetValue("err_code").ToString() != "USERPAYING" &&
response.GetValue("err_code").ToString() != "SYSTEMERROR")
{
result.SetWeixiResult(response);
return(result);
}
//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,每隔一段时间查询一次订单，共查询10次
int queryTimes = 10;//查询次数计数器
while (queryTimes-- > 0)
{
int succResult = 0;//查询结果
WeixinDataHelper queryResult = Query(out_trade_no, out succResult);
//如果需要继续查询，则等待2s后继续
if (succResult == 2)
{
Thread.Sleep(2000);
continue;
}
//查询成功,返回订单查询接口返回的数据
else if (succResult == 1)
{
result.SetWeixiResult(queryResult);
return(result);
}
//订单交易失败，直接返回刷卡支付接口返回的结果，失败原因会在err_code中描述
else
{
result.SetWeixiResult(response);
return(result);
}
}
//确认失败，则撤销订单
if (!Cancel(out_trade_no))
{
throw new WeixinPayException("撤销订单失败！");
}
var errmsg = response.GetValue("err_code_des");
response.SetValue("err_code_des", errmsg + "(已自动完成了撤销订单)");
result.SetWeixiResult(response);
return(result);
}
