hd/services/pay/transfer.go

package pay_service

import (
	"fmt"
	"github.com/chanxuehong/wechat/mch/mmpaymkttransfers"
	"github.com/chanxuehong/wechat/mch/mmpaymkttransfers/promotion"
	"hudongzhuanjia/models"
	"hudongzhuanjia/utils"
	"strconv"
	"time"
)

// 企业向微信用户个人付款（不支持沙箱环境）
type TransferResponse struct {
	DeviceInfo     string `xml:"device_info,omitempty" json:"device_info,omitempty"`
	NonceStr       string `xml:"nonce_str,omitempty" json:"nonce_str,omitempty"`
	PartnerTradeNo string `xml:"partner_trade_no,omitempty" json:"partner_trade_no,omitempty"`
	PaymentNo      string `xml:"payment_no,omitempty" json:"payment_no,omitempty"`
	PaymentTime    string `xml:"payment_time,omitempty" json:"payment_time,omitempty"`
}

func Transfer(desc, openId, partnerTradeNo string, amount int) (*TransferResponse, error) {

	nonceStr := utils.RandomStr(32)
	if partnerTradeNo == "" { // 需要提前存入
		partnerTradeNo = utils.RandomStr(32)
	}
	// 初始化参数结构体

	body := make(map[string]string)
	body["nonce_str"] = nonceStr
	body["partner_trade_no"] = partnerTradeNo
	body["openid"] = openId
	body["check_name"] = "NO_CHECK"            // NO_CHECK：不校验真实姓名 , FORCE_CHECK：强校验真实姓名
	body["amount"] = fmt.Sprintf("%d", amount) // 企业付款金额，单位为分
	body["desc"] = desc                        // 企业付款备注，必填。注意：备注中的敏感词会被转成字符*
	body["mchid"] = Mchid
	body["mch_appid"] = Appid

	client, err := Client()
	m, err := promotion.Transfers(client, body)
	if err != nil {
		return nil, err
	}
	res := &TransferResponse{
		DeviceInfo:     m["device_info"],
		NonceStr:       m["nonce_str"],
		PartnerTradeNo: m["partner_trade_no"],
		PaymentNo:      m["payment_no"],
		PaymentTime:    m["payment_time"],
	}
	return res, nil
}

type TransferInfoResponse struct {
	Status        string `json:"status"`
	Reason        string `json:"reason"`
	Openid        string `json:"openid"`
	PaymentAmount int    `json:"payment_amount"`
	PaymentTime   string `json:"payment_time"`
	TransferTime  string `json:"transfer_time"`
	Desc          string `json:"desc"`
}

func TransferInfo(partnerTradeNo string) (*TransferInfoResponse, error) {
	client, err := Client()
	if err != nil {
		return nil, err
	}

	nonceStr := utils.RandomStr(32)

	var body = make(map[string]string, 0)
	body["nonce_str"] = nonceStr
	body["partner_trade_no"] = partnerTradeNo

	m, err := mmpaymkttransfers.GetTransferInfo(client, body)
	if err != nil {
		return nil, err
	}
	amount, _ := strconv.Atoi(m["payment_amount"])

	resp := &TransferInfoResponse{
		Status:        m["status"],
		Reason:        m["reason"],
		Openid:        m["openid"],
		PaymentAmount: amount,
		PaymentTime:   m["payment_time"],
		TransferTime:  m["transfer_time"],
		Desc:          m["desc"],
	}
	return resp, nil

}

type RedPackResult struct {
	MchBillno   string `xml:"mch_billno,omitempty" json:"mch_billno,omitempty"`
	ReOpenid    string `xml:"re_openid,omitempty" json:"re_openid,omitempty"`
	TotalAmount int    `xml:"total_amount,omitempty" json:"total_amount,omitempty"`
	SendListid  string `xml:"send_listid,omitempty" json:"send_listid,omitempty"`
}

// 发送红包
func SendRedPack(sendName, openId, wishing, ip, actName, remark string, totalAmount, totalNum, scene int) (*RedPackResult, error) {
	client, err := Client()
	if err != nil {
		return nil, err
	}

	mchBillNo := utils.RandomStr(28)
	nonceStr := utils.RandomStr(32)

	body := make(map[string]string, 0)
	body["wxappid"] = client.AppId()
	body["mch_id"] = client.MchId()
	body["nonce_str"] = nonceStr
	body["mch_billno"] = mchBillNo
	body["send_name"] = sendName
	body["re_openid"] = openId
	body["total_amount"] = fmt.Sprintf("%d", totalAmount)
	body["total_num"] = fmt.Sprintf("%d", totalNum)
	body["wishing"] = wishing
	body["client_ip"] = ip
	body["act_name"] = actName
	body["remark"] = remark
	body["scene_id"] = fmt.Sprintf("PRODUCT_%d", scene)

	m, err := mmpaymkttransfers.SendRedPack(client, body)
	if err != nil {
		return nil, err
	}

	res := &RedPackResult{
		MchBillno:   m["mch_billno"],
		ReOpenid:    m["re_openid"],
		TotalAmount: totalAmount,
		SendListid:  m["send_listid"],
	}

	userRedPack := new(models.UserRedPack)
	userRedPack.MchBillno = mchBillNo
	userRedPack.ReOpenid = openId
	userRedPack.SceneId = scene
	userRedPack.SendListid = res.SendListid
	userRedPack.TotalAmount = totalAmount
	userRedPack.TotalNum = totalNum
	userRedPack.IsDelete = false
	userRedPack.UpdatedAt = time.Now()
	userRedPack.CreatedAt = time.Now()
	_, err = userRedPack.AddRedPack()
	if err != nil {
		return nil, err
	}
	return res, nil

}

type QueryRedPackResult struct {
	CommonReturn
	CommonResult
	MchBillno    string `xml:"mch_billno,omitempty" json:"mch_billno,omitempty"`
	Mchid        string `xml:"mchid,omitempty" json:"mchid,omitempty"`
	DetailId     string `xml:"detail_id,omitempty" json:"detail_id,omitempty"`
	Status       string `xml:"status,omitempty" json:"status,omitempty"`
	SendType     string `xml:"send_type,omitempty" json:"send_type,omitempty"`
	HbType       string `xml:"hb_type,omitempty" json:"hb_type,omitempty"`
	TotalNum     int    `xml:"total_num,omitempty" json:"total_num,omitempty"`
	TotalAmount  int    `xml:"total_amount,omitempty" json:"total_amount,omitempty"`
	Reason       string `xml:"reason,omitempty" json:"reason,omitempty"`
	SendTime     string `xml:"send_time,omitempty" json:"send_time,omitempty"`
	RefundTime   string `xml:"refund_time,omitempty" json:"refund_time,omitempty"`
	RefundAmount int    `xml:"refund_amount,omitempty" json:"refund_amount,omitempty"`
	Wishing      string `xml:"wishing,omitempty" json:"wishing,omitempty"`
	Remark       string `xml:"remark,omitempty" json:"remark,omitempty"`
	ActName      string `xml:"act_name,omitempty" json:"act_name,omitempty"`
}