# 发起退款

const vkPay = require("vk-uni-pay");

exports.main = async (event, context) => {
  let refundRes = await vkPay.refund({
    out_trade_no: "商户支付订单号",
    refund_desc: "退款说明",
    refund_fee: "退款金额100=1元（单位分）如不填，则全额退款"
  });
  if (refundRes.code !== 0) {
    return refundRes;
  }
  let res = { code: 0, msg: '退款成功' };
  /**
   * 执行自己的订单退款逻辑
   * 此处建议只改下订单状态和写入异步任务队列表
   * 将消息发送、返佣扣除、业绩结算扣除等业务逻辑异步处理
   * 如开启定时器每隔5秒触发一次，处理订单
   */
  return res;
};