/// <summary>
/// 生成扫描支付模式一URL
/// </summary>
/// <param name="productId">商品ID</param>
/// <returns></returns>
public string GetPrePayUrl(string productId)
{
Log.Info(this.GetType().ToString(), "Native pay mode 1 url is producing...");
WxData data = new WxData();
data.SetValue("appid", WxConfig.APPID); //公众帐号id
data.SetValue("mch_id", WxConfig.MCHID); //商户号
data.SetValue("time_stamp", WxPayApi.GenerateTimeStamp()); //时间戳
data.SetValue("nonce_str", WxPayApi.GenerateNonceStr()); //随机字符串
data.SetValue("product_id", productId); //商品ID
data.SetValue("sign", data.MakeSign()); //签名
string str = ToUrlParams(data.GetValues()); //转换为URL串
string url = "weixin://wxpay/bizpayurl?" + str;
Log.Info(this.GetType().ToString(), "Get native pay mode 1 url : " + url);
return(url);
}
/// <summary>
/// 统一下单
/// </summary>
/// <param name="openId"></param>
/// <param name="productId"></param>
/// <returns></returns>
private WxData UnifiedOrder(string openId, string productId)
{
//统一下单
WxData req = new WxData();
req.SetValue("body", "test");
req.SetValue("attach", "test");
req.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo());
req.SetValue("total_fee", 1);
req.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss"));
req.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss"));
req.SetValue("goods_tag", "test");
req.SetValue("trade_type", "NATIVE");
req.SetValue("openid", openId);
req.SetValue("product_id", productId);
WxData result = WxPayApi.UnifiedOrder(req);
return(result);
}
/// <summary>
/// 订单查询完整业务流程逻辑，返回订单查询结果（xml格式）
/// </summary>
/// <param name="transaction_id">微信订单号（优先使用）</param>
/// <param name="out_trade_no">商户订单号</param>
/// <returns></returns>
public static string Run(string transaction_id, string out_trade_no)
{
Log.Info("OrderQuery", "OrderQuery is processing...");
WxData data = new WxData();
if (!string.IsNullOrEmpty(transaction_id))//如果微信订单号存在，则以微信订单号为准
{
data.SetValue("transaction_id", transaction_id);
}
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", out_trade_no);
}
WxData result = WxPayApi.OrderQuery(data); //提交订单查询请求给API，接收返回数据
Log.Info("OrderQuery", "OrderQuery process complete, result : " + result.ToXml());
return(result.ToPrintStr());
}
/// <summary>
/// 查询订单。成功时返回订单查询结果，其他抛异常
/// </summary>
/// <param name="inputObj">提交给查询订单API的参数</param>
/// <param name="timeOut">超时时间</param>
/// <returns></returns>
public static WxData OrderQuery(WxData inputObj, int timeOut = 6)
{
string url = "https://api.mch.weixin.qq.com/pay/orderquery";
//检测必填参数
if (!inputObj.IsSet("out_trade_no") && !inputObj.IsSet("transaction_id"))
{
throw new WxException("订单查询接口中，out_trade_no、transaction_id至少填一个！");
}
inputObj.SetValue("appid", WxConfig.APPID); //公众账号ID
inputObj.SetValue("mch_id", WxConfig.MCHID); //商户号
inputObj.SetValue("nonce_str", WxPayApi.GenerateNonceStr()); //随机字符串
inputObj.SetValue("sign", inputObj.MakeSign()); //签名
string xml = inputObj.ToXml();
DateTime start = DateTime.Now;
Log.Debug("WxPayApi", "订单查询 request数据 : " + xml);
string response = HttpService.Post(xml, url, false, timeOut); //调用HTTP通信接口提交数据
Log.Debug("WxPayApi", "订单查询 response数据 : " + response);
DateTime end = DateTime.Now;
int timeCost = (int)((end - start).TotalMilliseconds); //获得接口耗时
//将xml格式的数据转化为对象以返回
WxData result = new WxData();
result.FromXml(response);
ReportCostTime(url, timeCost, result); //测速上报
return(result);
}
/// <summary>
/// 处理回调结果
/// </summary>
public override void ProcessNotify()
{
WxData notifyData = GetNotifyData();
//检查openid和product_id是否返回
if (!notifyData.IsSet("openid") || !notifyData.IsSet("product_id"))
{
WxData res = new WxData();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", "回调数据异常");
Log.Info(this.GetType().ToString(), "The data WeChat post is error : " + res.ToXml());
page.Response.Write(res.ToXml());
page.Response.End();
}
//调统一下单接口，获得下单结果
string openid = notifyData.GetValue("openid").ToString();
string product_id = notifyData.GetValue("product_id").ToString();
WxData unifiedOrderResult = new WxData();
try
{
unifiedOrderResult = UnifiedOrder(openid, product_id);
}
catch (Exception ex) //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
{
WxData res = new WxData();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", "统一下单失败");
Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + res.ToXml());
page.Response.Write(res.ToXml());
page.Response.End();
}
//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"))
{
WxData res = new WxData();
res.SetValue("return_code", "FAIL");
res.SetValue("return_msg", "统一下单失败");
Log.Error(this.GetType().ToString(), "UnifiedOrder failure : " + res.ToXml());
page.Response.Write(res.ToXml());
page.Response.End();
}
//统一下单成功,则返回成功结果给微信支付后台
WxData data = new WxData();
data.SetValue("return_code", "SUCCESS");
data.SetValue("return_msg", "OK");
data.SetValue("appid", WxConfig.APPID);
data.SetValue("mch_id", WxConfig.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());
page.Response.Write(data.ToXml());
page.Response.End();
}
