Asp.Net Core3.0 微信转账到零钱

参考文档：

微信付款到零钱开发文档：https://pay.weixin.qq.com/wiki/doc/api/tools/mch_pay.php?chapter=14_2

用于向微信用户个人付款，目前支持向指定微信用户的openid付款。

1.付款转账

接口调用请求说明
请求url:https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers
是否需要证书:是（证书及使用说明详见 商户证书）
请求方式：POST
代码只是简单实现转账功能，仅供参考，请勿在生产环境使用，否则可能造成资金风险。

　　　　　/// <summary>
        /// 微信转账
        /// </summary>
        /// <param name="inputData"></param>
        /// <param name="timeOut"></param>
        /// <returns></returns>
        public static WxPayData Transfers(WxPayData inputData, int timeOut = 6)
        {
            var url = "https://api.mch.weixin.qq.com/mmpaymkttransfers/promotion/transfers";

            inputData.SetValue("nonce_str", WxPayApi.GenerateNonceStr());//随机字符串
            inputData.SetValue("sign", inputData.MakeSign());//签名
            string xml = inputData.ToXml();
            var start = DateTime.Now;
            string response = HttpService.Post(xml, url, true, timeOut);

            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;
        }

//转账
public class TransfersPay
{
    public string openid { get; set; }

public int amount { get; set; }

public string partner_trade_no { get; set; }

public string re_user_name { get; set; }

public string spbill_create_ip { get; set; }

public WxPayData GetTransfersApiParameters()
{
    WxPayData apiParam = new WxPayData();

apiParam.SetValue("mch_appid", _appid);//公众账号ID

apiParam.SetValue("mchid", _mchid);//商户号

apiParam.SetValue("partner_trade_no", partner_trade_no);

apiParam.SetValue("openid", openid);

apiParam.SetValue("check_name", "NO_CHECK");

apiParam.SetValue("amount", amount);

apiParam.SetValue("desc", "提现");

//apiParam.SetValue("spbill_create_ip", spbill_create_ip);

//apiParam.SetValue("re_user_name", re_user_name);

return apiParam;
    }
}