/*
   Copyright 2020 XiaochengTech

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
*/

package wxpay

import "encoding/xml"

// 关闭订单
func (c *Client) CloseOrder(body CloseOrderBody) (wxRsp CloseOrderResponse, err error) {
	// 业务逻辑
	bytes, err := c.doWeChat("pay/closeorder", body)
	if err != nil {
		return
	}
	// 结果校验
	if err = c.doVerifySign(bytes, true); err != nil {
		return
	}
	// 解析返回值
	err = xml.Unmarshal(bytes, &wxRsp)
	return
}

// 关闭订单的参数
type CloseOrderBody struct {
	SignType   string `json:"sign_type,omitempty"` // 签名类型，目前支持HMAC-SHA256和MD5，默认为MD5
	OutTradeNo string `json:"out_trade_no"`        // 商户系统内部订单号，要求32个字符内，只能是数字、大小写字母_-|*且在同一个商户号下唯一。详见商户订单号
}

// 关闭订单的返回值
type CloseOrderResponse struct {
	ResponseModel
	// 当return_code为SUCCESS时
	ServiceResponseModel
	ResultMsg string `xml:"result_msg"` // 对业务结果的补充说明
}