WxPayAPI.NativePay.GetPayUrl C# (CSharp) Метод

        public string GetPayUrl(string productId)
        {
            Log.Info(this.GetType().ToString(), "Native pay mode 2 url is producing...");

            WxPayData data = new WxPayData();
            data.SetValue("body", "test");//商品描述
            data.SetValue("attach", "test");//附加数据
            data.SetValue("out_trade_no", WxPayApi.GenerateOutTradeNo());//随机字符串
            data.SetValue("total_fee", 1);//总金额
            data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss"));//交易起始时间
            data.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss"));//交易结束时间
            data.SetValue("goods_tag", "jjj");//商品标记
            data.SetValue("trade_type", "NATIVE");//交易类型
            data.SetValue("product_id", productId);//商品ID

            WxPayData result = WxPayApi.UnifiedOrder(data);//调用统一下单接口
            string url = result.GetValue("code_url").ToString();//获得统一下单接口返回的二维码链接

            Log.Info(this.GetType().ToString(), "Get native pay mode 2 url : " + url);
            return url;
        }

        protected void Page_Load(object sender, EventArgs e)
        {
            Log.Info(this.GetType().ToString(), "page load");

            NativePay nativePay = new NativePay();

            //生成扫码支付模式一url
            string url1 = nativePay.GetPrePayUrl("123456789");

            //生成扫码支付模式二url
            string url2 = nativePay.GetPayUrl("123456789");

            //将url生成二维码图片
            if (!url1.Contains("weixin"))
            {
                Response.Write("<span style='color:#FF0000;font-size:20px'>" + url1 + "</span>");
            }
            else
            {
                Image1.ImageUrl = "MakeQRCode.aspx?data=" + HttpUtility.UrlEncode(url1);
            }

            if (!url2.Contains("weixin"))
            {
                Response.Write("<span style='color:#FF0000;font-size:20px'>" + url2 + "</span>");
            }
            else
            {
                Image2.ImageUrl = "MakeQRCode.aspx?data=" + HttpUtility.UrlEncode(url2);
            }
        }