/**
* 调用统一下单，获得下单结果
* @return 统一下单结果
* @失败时抛异常WxPayException
*/
public WxPayData GetUnifiedOrderResult(string pvContent, string pvTitle)
{
WxPayApi lvWxPayApi = new WxPayApi();
//统一下单
WxPayData data = new WxPayData();
data.SetValue("body", pvTitle);
data.SetValue("attach", pvContent);
data.SetValue("out_trade_no", lvWxPayApi.GenerateOutTradeNo());
data.SetValue("total_fee", total_fee);
data.SetValue("time_start", DateTime.Now.ToString("yyyyMMddHHmmss"));
data.SetValue("time_expire", DateTime.Now.AddMinutes(10).ToString("yyyyMMddHHmmss"));
data.SetValue("goods_tag", "test");
data.SetValue("trade_type", "JSAPI");
data.SetValue("openid", openid);
WxPayData result = lvWxPayApi.UnifiedOrder(data);
if (!result.IsSet("appid") || !result.IsSet("prepay_id") || result.GetValue("prepay_id").ToString() == "")
{
throw new Exception("UnifiedOrder response error!");
}
unifiedOrderResult = result;
return(result);
}
/***
* 申请退款完整业务流程逻辑
* @param transaction_id 微信订单号（优先使用）
* @param out_trade_no 商户订单号
* @param total_fee 订单总金额
* @param refund_fee 退款金额
* @return 退款结果（xml格式）
*/
public void Run(string transaction_id, string refund_fee, string pvOpenID, string pvPath)
{
if (string.IsNullOrEmpty(transaction_id) || string.IsNullOrEmpty(refund_fee) || string.IsNullOrEmpty(pvOpenID))
{
return;
}
double lvRefund = 0;
double.TryParse(refund_fee, out lvRefund);
if (lvRefund <= 0)
{
return;
}
int lvRefundFee = (int)(lvRefund * 100);
try
{
WxPayData data = new WxPayData();
////微信订单号存在的条件下，则已微信订单号为准
//data.SetValue("transaction_id", transaction_id);
//微信订单号不存在，才根据商户订单号去退款
data.SetValue("out_trade_no", transaction_id);
WxPayApi lvWxPayApi = new WxPayApi();
data.SetValue("total_fee", lvRefundFee); //订单总金额
data.SetValue("refund_fee", lvRefundFee); //退款金额
data.SetValue("out_refund_no", lvWxPayApi.GenerateOutTradeNo()); //随机生成商户退款单号
data.SetValue("op_user_id", WxPayConfig.MCHID); //操作员，默认为商户号
WxPayData result = lvWxPayApi.Refund(data, 6, pvPath); //提交退款申请给API，接收返回数据
}
catch (Exception ex)
{
}
return;
}