/**
*
* 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"))
{
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", WxPayConfig.NOTIFY_URL);//异步通知url
}
inputObj.SetValue("appid", WxPayConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxPayConfig.MCHID); //商户号
inputObj.SetValue("spbill_create_ip", WxPayConfig.IP); //终端ip
inputObj.SetValue("nonce_str", GenerateNonceStr()); //随机字符串
//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);
Log.Debug("WxPayApi", "UnfiedOrder response : " + response);
var end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds);
WxPayData result = new WxPayData();
result.FromXml(response);
ReportCostTime(url, timeCost, result);//测速上报
return(result);
}
public override void ProcessNotify(out WxPayData data)
{
if (GetNotifyData(out data))
{
//Log.Info(this.GetType().ToString(), "ProcessNotify() out_trade_no = " + data.GetValue("out_trade_no").ToString());
//Log.Info(this.GetType().ToString(), "ProcessNotify() isset openid = " + data.IsSet("openid"));
//Log.Info(this.GetType().ToString(), "ProcessNotify() openid = " + data.GetValue("openid").ToString());
//Log.Info(this.GetType().ToString(), "ProcessNotify() isset product_id = " + data.IsSet("product_id"));
//Log.Info(this.GetType().ToString(), "ProcessNotify() product_id = " + data.GetValue("product_id").ToString());
//检查openid和product_id是否返回
if (!data.IsSet("openid") || !data.IsSet("product_id"))
{
data = new WxPayData();
data.SetValue("return_code", "FAIL");
data.SetValue("return_msg", "回调数据异常");
Log.Info(this.GetType().ToString(), "The data WeChat post is error : " + data.ToXml());
return;
}
//调统一下单接口，获得下单结果
string openid = data.GetValue("openid").ToString();
string product_id = data.GetValue("product_id").ToString();
WxPayData unifiedOrderResult = new WxPayData();
try
{
unifiedOrderResult = UnifiedOrder(openid, product_id);
}
catch //若在调统一下单接口时抛异常，立即返回结果给微信支付后台
{
data = new WxPayData();
data.SetValue("return_code", "FAIL");
data.SetValue("return_msg", "统一下单失败");
Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + data.ToXml());
return;
}
//若下单失败，则立即返回结果给微信支付后台
if (!unifiedOrderResult.IsSet("appid") || !unifiedOrderResult.IsSet("mch_id") || !unifiedOrderResult.IsSet("prepay_id"))
{
data = new WxPayData();
data.SetValue("return_code", "FAIL");
data.SetValue("return_msg", "统一下单失败");
Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + data.ToXml());
return;
}
#region
string mhtOrderNo = data.GetValue("out_trade_no").ToString();
decimal total_fee = StringHelper.ToDecimal(data.GetValue("total_fee"));
if (!string.IsNullOrEmpty(mhtOrderNo))
{
int result = 0;
RechargeInfo model = new RechargeInfo();
model.OrderId = mhtOrderNo;
model.FOrderId = "";
model.Cash = total_fee;
model.PayMobile = "";
_rechargeService.Completed(model, out result); //1：成功 0：失败
if (result != (int)ErrorMessage.成功)
{
data = new WxPayData();
data.SetValue("return_code", "FAIL");
data.SetValue("return_msg", "统一下单失败");
Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + data.ToXml());
return;
}
}
#endregion
//统一下单成功,则返回成功结果给微信支付后台
data = new WxPayData();
data.SetValue("return_code", "SUCCESS");
data.SetValue("return_msg", "OK");
data.SetValue("appid", WxPayConfig.APPID);
data.SetValue("mch_id", WxPayConfig.MCHID);
data.SetValue("nonce_str", WxPayApi.GenerateNonceStr());
data.SetValue("prepay_id", unifiedOrderResult.GetValue("prepay_id"));
data.SetValue("result_code", "SUCCESS");
data.SetValue("err_code_des", "OK");
data.SetValue("sign", data.MakeSign());
Log.Info(this.GetType().ToString(), "UnifiedOrder success , send data to WeChat : " + data.ToXml());
}
}