/**
*
* 统一下单
* @param WxPaydata inputObj 提交给统一下单API的参数
* @param int timeOut 超时时间
* @throws WxPayException
* @return 成功时返回，其他抛异常
*/
public static WxPayData UnifiedOrder(WxPayData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/unifiedorder";
//检测必填参数
if (!inputObj.IsSet("out_trade_no"))
{
throw new WxPayException("缺少统一支付接口必填参数out_trade_no！");
}
else if (!inputObj.IsSet("body"))
{
throw new WxPayException("缺少统一支付接口必填参数body！");
}
else if (!inputObj.IsSet("total_fee"))
{
throw new WxPayException("缺少统一支付接口必填参数total_fee！");
}
else if (!inputObj.IsSet("trade_type"))
{
throw new WxPayException("缺少统一支付接口必填参数trade_type！");
}
//关联参数
if (inputObj.GetValue("trade_type").ToString() == "JSAPI" && !inputObj.IsSet("openid") && !inputObj.IsSet("sub_openid"))
{
throw new WxPayException("统一支付接口中，缺少必填参数openid！trade_type为JSAPI时，openid为必填参数！");
}
if (inputObj.GetValue("trade_type").ToString() == "NATIVE" && !inputObj.IsSet("product_id"))
{
throw new WxPayException("统一支付接口中，缺少必填参数product_id！trade_type为JSAPI时，product_id为必填参数！");
}
//异步通知url未设置，则使用配置文件中的url
if (!inputObj.IsSet("notify_url"))
{
inputObj.SetValue("notify_url", inputObj.Config.GetNotifyUrl());//异步通知url
}
inputObj.SetValue("appid", inputObj.Config.GetAppID()); //公众账号ID
inputObj.SetValue("mch_id", inputObj.Config.GetMchID()); //商户号
inputObj.SetValue("spbill_create_ip", inputObj.Config.GetIp()); //终端ip
inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串
inputObj.SetValue("sign_type", WxPayData.SIGN_TYPE_HMAC_SHA256); //签名类型
//签名
inputObj.SetValue("sign", inputObj.MakeSign());
string xml = inputObj.ToXml();
var start = DateTime.Now;
Log.Debug("WxPayApi", "UnfiedOrder request : " + xml);
string response = HttpService.Post(xml, url, false, timeOut, inputObj.Config);
Log.Debug("WxPayApi", "UnfiedOrder response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData(inputObj.Config);
result.FromXml(response);
ReportCostTime(url, timeCost, result);//测速上报
return(result);
}
/**
*
* 测速上报
* @param string interface_url 接口URL
* @param int timeCost 接口耗时
* @param WxPayData inputObj参数数组
*/
private static void ReportCostTime(string interface_url, int timeCost, WxPayData inputObj)
{
//如果不需要进行上报
if (inputObj.Config.GetReportLevel() == 0)
{
return;
}
//如果仅失败上报
if (inputObj.Config.GetReportLevel() == 1 && inputObj.IsSet("return_code") && inputObj.GetValue("return_code").ToString() == "SUCCESS" &&
inputObj.IsSet("result_code") && inputObj.GetValue("result_code").ToString() == "SUCCESS")
{
return;
}
//上报逻辑
WxPayData data = new WxPayData(inputObj.Config);
data.SetValue("interface_url", interface_url);
data.SetValue("execute_time_", timeCost);
//返回状态码
if (inputObj.IsSet("return_code"))
{
data.SetValue("return_code", inputObj.GetValue("return_code"));
}
//返回信息
if (inputObj.IsSet("return_msg"))
{
data.SetValue("return_msg", inputObj.GetValue("return_msg"));
}
//业务结果
if (inputObj.IsSet("result_code"))
{
data.SetValue("result_code", inputObj.GetValue("result_code"));
}
//错误代码
if (inputObj.IsSet("err_code"))
{
data.SetValue("err_code", inputObj.GetValue("err_code"));
}
//错误代码描述
if (inputObj.IsSet("err_code_des"))
{
data.SetValue("err_code_des", inputObj.GetValue("err_code_des"));
}
//商户订单号
if (inputObj.IsSet("out_trade_no"))
{
data.SetValue("out_trade_no", inputObj.GetValue("out_trade_no"));
}
//设备号
if (inputObj.IsSet("device_info"))
{
data.SetValue("device_info", inputObj.GetValue("device_info"));
}
try
{
Report(data);
}
catch (WxPayException ex)
{
//不做任何处理
}
}
/// <summary>
/// 处理支付结果通知
/// </summary>
protected NotifyProcessResult HandlePayNotify(HttpContext httpContext, IOrderProcessor orderProcessor)
{
//通知参数解析
var notifyData = Notify.GetNotifyData(httpContext.Request, WxPayConfig, out var error);
var handRes = new NotifyProcessResult
{
ErrorMsg = error,
TransactionId = notifyData.GetValueStr("out_trade_no"),
GatewayTranId = notifyData.GetValueStr("transaction_id")
};
if (error.NotNull())
{
return(handRes);
}
//回复结果
var replyRes = new WxPayData(WxPayConfig);
Action <string> FailRes = msg =>
{
replyRes.SetValue("return_code", "FAIL");
replyRes.SetValue("return_msg", msg);
handRes.ErrorMsg = msg;
//handRes.ResultType = PayProcessResType.Error;
};
//检查支付结果中transaction_id是否存在
if (handRes.GatewayTranId.NotNull() && notifyData.GetValueStr("result_code") == "SUCCESS")
{
//--发起订单查询，判断订单真实性
if (QueryOrderSuccess(handRes.GatewayTranId))
{
//订单处理逻辑
var orderHdRes = orderProcessor.OnOrderPaid(new OrderProcessPara
{
TransactionId = handRes.TransactionId.ToLong(),
GatewayTranId = handRes.GatewayTranId
});
if (orderHdRes.IsSuccess())
{
replyRes.SetValue("return_code", "SUCCESS");
replyRes.SetValue("return_msg", "OK");
httpContext.Response.WriteAsync(replyRes.ToXml());
//httpContext.Response.End();
LogService.DebugFormat("Wxpay process notify success:{0}", replyRes.ToXml());
//handRes.ResultType = PayProcessResType.PaymentSuccess;
return(handRes); //---成功直接返回
}
//订单处理失败返回非success，网关将持续通知
FailRes("订单支付处理失败: " + orderHdRes.ErrorMsg);
}
else //订单查询失败
{
FailRes("订单查询失败");
}
}
else
{
//若transaction_id不存在，则立即返回结果给微信支付后台
FailRes("支付结果中微信订单号不存在");
}
//返回失败结果给微信支付后台
httpContext.Response.WriteAsync(replyRes.ToXml());
//httpContext.Response.End();
LogService.ErrorFormat("Wxpay process notify failure:{0}", replyRes.ToXml());
return(handRes);
}