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wechatpayapiv2/mmpaymkttransfers.promotion...

63 lines
2.6 KiB

package wechatpayapiv2
import (
"context"
"encoding/xml"
"go.dtapp.net/gorandom"
"go.dtapp.net/gorequest"
)
type TransfersResponse struct {
ReturnCode string `json:"return_code" xml:"return_code"` // 返回状态码
ReturnMsg string `json:"return_msg,omitempty" xml:"return_msg,omitempty"` // 返回信息
ResultCode string `json:"result_code" xml:"result_code"` // 业务结果
ErrCode string `json:"err_code,omitempty" xml:"err_code,omitempty"` // 错误代码
ErrCodeDes string `json:"err_code_des,omitempty" xml:"err_code_des,omitempty"` // 错误代码描述
MchAppid string `json:"mch_appid" xml:"mch_appid"` // 商户appid
Mchid string `json:"mchid" xml:"mchid"` // 商户号
DeviceInfo string `json:"device_info,omitempty" xml:"device_info,omitempty"` // 设备号
NonceStr string `json:"nonce_str" xml:"nonce_str"` // 随机字符串
PartnerTradeNo string `json:"partner_trade_no" xml:"partner_trade_no"` // 商户订单号
PaymentNo string `json:"payment_no" xml:"payment_no"` // 微信付款单号
PaymentTime string `json:"payment_time" xml:"payment_time"` // 付款成功时间
}
type TransfersResult struct {
Result TransfersResponse // 结果
Body []byte // 内容
Http gorequest.Response // 请求
Err error // 错误
}
func newTransfersResult(result TransfersResponse, body []byte, http gorequest.Response, err error) *TransfersResult {
return &TransfersResult{Result: result, Body: body, Http: http, Err: err}
}
// Transfers
// 付款到零钱 - 付款
// 需要证书
// https://pay.weixin.qq.com/wiki/doc/api/tools/mch_pay.php?chapter=14_2
func (c *Client) Transfers(ctx context.Context, partnerTradeNo, openid string, amount int64, desc string) *TransfersResult {
cert, err := c.P12ToPem()
// 参数
params := NewParams()
params.Set("mch_appid", c.GetAppId())
params.Set("mchid", c.GetMchId())
params.Set("nonce_str", gorandom.Alphanumeric(32))
params.Set("partner_trade_no", partnerTradeNo)
params.Set("openid", openid)
params.Set("check_name", "NO_CHECK")
params.Set("amount", amount)
params.Set("desc", desc)
// 签名
params.Set("sign", c.getMd5Sign(params))
// 请求
request, err := c.request(ctx, apiUrl+"/mmpaymkttransfers/promotion/transfers", params, true, cert)
// 定义
var response TransfersResponse
err = xml.Unmarshal(request.ResponseBody, &response)
return newTransfersResult(response, request.ResponseBody, request, err)
}