hotime/vendor/github.com/go-pay/gopay/wechat/v3/notify.go
2022-05-24 13:49:25 +08:00

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package wechat
import (
"crypto/rsa"
"encoding/json"
"errors"
"fmt"
"io"
"io/ioutil"
"net/http"
"github.com/go-pay/gopay"
"github.com/go-pay/gopay/pkg/xlog"
)
type Resource struct {
OriginalType string `json:"original_type"`
Algorithm string `json:"algorithm"`
Ciphertext string `json:"ciphertext"`
AssociatedData string `json:"associated_data"`
Nonce string `json:"nonce"`
}
type V3DecryptResult struct {
Appid string `json:"appid"`
Mchid string `json:"mchid"`
OutTradeNo string `json:"out_trade_no"`
TransactionId string `json:"transaction_id"`
TradeType string `json:"trade_type"`
TradeState string `json:"trade_state"`
TradeStateDesc string `json:"trade_state_desc"`
BankType string `json:"bank_type"`
Attach string `json:"attach"`
SuccessTime string `json:"success_time"`
Payer *Payer `json:"payer"`
Amount *Amount `json:"amount"`
SceneInfo *SceneInfo `json:"scene_info"`
PromotionDetail []*PromotionDetail `json:"promotion_detail"`
}
type V3DecryptPartnerResult struct {
SpAppid string `json:"sp_appid"`
SpMchid string `json:"sp_mchid"`
SubAppid string `json:"sub_appid"`
SubMchid string `json:"sub_mchid"`
OutTradeNo string `json:"out_trade_no"`
TransactionId string `json:"transaction_id"`
TradeType string `json:"trade_type"`
TradeState string `json:"trade_state"`
TradeStateDesc string `json:"trade_state_desc"`
BankType string `json:"bank_type"`
Attach string `json:"attach"`
SuccessTime string `json:"success_time"`
Payer *PartnerPayer `json:"payer"`
Amount *Amount `json:"amount"`
SceneInfo *SceneInfo `json:"scene_info"`
PromotionDetail []*PromotionDetail `json:"promotion_detail"`
}
type V3DecryptRefundResult struct {
Mchid string `json:"mchid"`
OutTradeNo string `json:"out_trade_no"`
TransactionId string `json:"transaction_id"`
OutRefundNo string `json:"out_refund_no"`
RefundId string `json:"refund_id"`
RefundStatus string `json:"refund_status"`
SuccessTime string `json:"success_time"`
UserReceivedAccount string `json:"user_received_account"`
Amount *RefundAmount `json:"amount"`
}
type V3DecryptPartnerRefundResult struct {
SpMchid string `json:"sp_mchid"`
SubMchid string `json:"sub_mchid"`
OutTradeNo string `json:"out_trade_no"`
TransactionId string `json:"transaction_id"`
OutRefundNo string `json:"out_refund_no"`
RefundId string `json:"refund_id"`
RefundStatus string `json:"refund_status"`
SuccessTime string `json:"success_time"`
UserReceivedAccount string `json:"user_received_account"`
Amount *RefundAmount `json:"amount"`
}
type V3DecryptCombineResult struct {
CombineAppid string `json:"combine_appid"`
CombineMchid string `json:"combine_mchid"`
CombineOutTradeNo string `json:"combine_out_trade_no"`
SceneInfo *SceneInfo `json:"scene_info"`
SubOrders []*SubOrders `json:"sub_orders"` // 最多支持子单条数50
CombinePayerInfo *Payer `json:"combine_payer_info"` // 支付者信息
}
type V3DecryptScoreResult struct {
Appid string `json:"appid"`
Mchid string `json:"mchid"`
OutOrderNo string `json:"out_order_no"`
ServiceId string `json:"service_id"`
Openid string `json:"openid"`
State string `json:"state"`
StateDescription string `json:"state_description"`
TotalAmount int `json:"total_amount"`
ServiceIntroduction string `json:"service_introduction"`
PostPayments []*PostPayments `json:"post_payments"`
PostDiscounts []*PostDiscounts `json:"post_discounts"`
RiskFund *RiskFund `json:"risk_fund"`
TimeRange *TimeRange `json:"time_range"`
Location *Location `json:"location"`
Attach string `json:"attach"`
NotifyUrl string `json:"notify_url"`
OrderId string `json:"order_id"`
NeedCollection bool `json:"need_collection"`
Collection *Collection `json:"collection"`
}
type V3DecryptProfitShareResult struct {
SpMchid string `json:"sp_mchid"` // 服务商商户号
SubMchid string `json:"sub_mchid"` // 子商户号
TransactionId string `json:"transaction_id"` // 微信订单号
OrderId string `json:"order_id"` // 微信分账/回退单号
OutOrderNo string `json:"out_order_no"` // 商户分账/回退单号
Receiver *Receiver `json:"receiver"`
SuccessTime string `json:"success_time"` // 成功时间
}
type Receiver struct {
Type string `json:"type"` // 分账接收方类型
Account string `json:"account"` // 分账接收方账号
Amount int `json:"amount"` // 分账动账金额
Description string `json:"description"` // 分账/回退描述
}
type V3DecryptBusifavorResult struct {
EventType string `json:"event_type"` // 事件类型
CouponCode string `json:"coupon_code"` // 券code
StockId string `json:"stock_id"` // 批次号
SendTime string `json:"send_time"` // 发放时间
Openid string `json:"openid"` // 用户标识
Unionid string `json:"unionid"` // 用户统一标识
SendChannel string `json:"send_channel"` // 发放渠道
SendMerchant string `json:"send_merchant"` // 发券商户号
AttachInfo *BusifavorAttachInfo `json:"attach_info"` // 发券附加信息
}
type BusifavorAttachInfo struct {
TransactionId string `json:"transaction_id"` // 交易订单编号
ActCode string `json:"act_code"` // 支付有礼活动编号/营销馆活动ID
HallCode string `json:"hall_code"` // 营销馆ID
HallBelongMchID int `json:"hall_belong_mch_id"` // 营销馆所属商户号
CardID string `json:"card_id"` // 会员卡ID
Code string `json:"code"` // 会员卡code
ActivityID string `json:"activity_id"` // 会员活动ID
}
type V3NotifyReq struct {
Id string `json:"id"`
CreateTime string `json:"create_time"`
ResourceType string `json:"resource_type"`
EventType string `json:"event_type"`
Summary string `json:"summary"`
Resource *Resource `json:"resource"`
SignInfo *SignInfo `json:"-"`
}
type V3NotifyRsp struct {
Code string `json:"code"`
Message string `json:"message"`
}
// 解析微信回调请求的参数到 V3NotifyReq 结构体
func V3ParseNotify(req *http.Request) (notifyReq *V3NotifyReq, err error) {
bs, err := ioutil.ReadAll(io.LimitReader(req.Body, int64(3<<20))) // default 3MB change the size you want;
defer req.Body.Close()
if err != nil {
return nil, fmt.Errorf("read request body error:%w", err)
}
si := &SignInfo{
HeaderTimestamp: req.Header.Get(HeaderTimestamp),
HeaderNonce: req.Header.Get(HeaderNonce),
HeaderSignature: req.Header.Get(HeaderSignature),
HeaderSerial: req.Header.Get(HeaderSerial),
SignBody: string(bs),
}
notifyReq = &V3NotifyReq{SignInfo: si}
if err = json.Unmarshal(bs, notifyReq); err != nil {
return nil, fmt.Errorf("json.Unmarshal(%s, %+v)%w", string(bs), notifyReq, err)
}
return notifyReq, nil
}
// Deprecated
// 推荐使用 VerifySignByPK()
func (v *V3NotifyReq) VerifySign(wxPkContent string) (err error) {
if v.SignInfo != nil {
return V3VerifySign(v.SignInfo.HeaderTimestamp, v.SignInfo.HeaderNonce, v.SignInfo.SignBody, v.SignInfo.HeaderSignature, wxPkContent)
}
return errors.New("verify notify sign, bug SignInfo is nil")
}
// 异步通知验签
// wxPublicKey微信平台证书公钥内容通过 client.WxPublicKey() 获取
func (v *V3NotifyReq) VerifySignByPK(wxPublicKey *rsa.PublicKey) (err error) {
if v.SignInfo != nil {
return V3VerifySignByPK(v.SignInfo.HeaderTimestamp, v.SignInfo.HeaderNonce, v.SignInfo.SignBody, v.SignInfo.HeaderSignature, wxPublicKey)
}
return errors.New("verify notify sign, bug SignInfo is nil")
}
// 解密 普通支付 回调中的加密信息
func (v *V3NotifyReq) DecryptCipherText(apiV3Key string) (result *V3DecryptResult, err error) {
if v.Resource != nil {
result, err = V3DecryptNotifyCipherText(v.Resource.Ciphertext, v.Resource.Nonce, v.Resource.AssociatedData, apiV3Key)
if err != nil {
bytes, _ := json.Marshal(v)
return nil, fmt.Errorf("V3NotifyReq(%s) decrypt cipher text error(%w)", string(bytes), err)
}
return result, nil
}
return nil, errors.New("notify data Resource is nil")
}
// 解密 服务商支付 回调中的加密信息
func (v *V3NotifyReq) DecryptPartnerCipherText(apiV3Key string) (result *V3DecryptPartnerResult, err error) {
if v.Resource != nil {
result, err = V3DecryptPartnerNotifyCipherText(v.Resource.Ciphertext, v.Resource.Nonce, v.Resource.AssociatedData, apiV3Key)
if err != nil {
bytes, _ := json.Marshal(v)
return nil, fmt.Errorf("V3NotifyReq(%s) decrypt cipher text error(%w)", string(bytes), err)
}
return result, nil
}
return nil, errors.New("notify data Resource is nil")
}
// 解密 普通退款 回调中的加密信息
func (v *V3NotifyReq) DecryptRefundCipherText(apiV3Key string) (result *V3DecryptRefundResult, err error) {
if v.Resource != nil {
result, err = V3DecryptRefundNotifyCipherText(v.Resource.Ciphertext, v.Resource.Nonce, v.Resource.AssociatedData, apiV3Key)
if err != nil {
bytes, _ := json.Marshal(v)
return nil, fmt.Errorf("V3NotifyReq(%s) decrypt cipher text error(%w)", string(bytes), err)
}
return result, nil
}
return nil, errors.New("notify data Resource is nil")
}
// 解密 服务商退款 回调中的加密信息
func (v *V3NotifyReq) DecryptPartnerRefundCipherText(apiV3Key string) (result *V3DecryptPartnerRefundResult, err error) {
if v.Resource != nil {
result, err = V3DecryptPartnerRefundNotifyCipherText(v.Resource.Ciphertext, v.Resource.Nonce, v.Resource.AssociatedData, apiV3Key)
if err != nil {
bytes, _ := json.Marshal(v)
return nil, fmt.Errorf("V3NotifyReq(%s) decrypt cipher text error(%w)", string(bytes), err)
}
return result, nil
}
return nil, errors.New("notify data Resource is nil")
}
// 解密 合单支付 回调中的加密信息
func (v *V3NotifyReq) DecryptCombineCipherText(apiV3Key string) (result *V3DecryptCombineResult, err error) {
if v.Resource != nil {
result, err = V3DecryptCombineNotifyCipherText(v.Resource.Ciphertext, v.Resource.Nonce, v.Resource.AssociatedData, apiV3Key)
if err != nil {
bytes, _ := json.Marshal(v)
return nil, fmt.Errorf("V3NotifyReq(%s) decrypt cipher text error(%w)", string(bytes), err)
}
return result, nil
}
return nil, errors.New("notify data Resource is nil")
}
// 解密 支付分 回调中的加密信息
func (v *V3NotifyReq) DecryptScoreCipherText(apiV3Key string) (result *V3DecryptScoreResult, err error) {
if v.Resource != nil {
result, err = V3DecryptScoreNotifyCipherText(v.Resource.Ciphertext, v.Resource.Nonce, v.Resource.AssociatedData, apiV3Key)
if err != nil {
bytes, _ := json.Marshal(v)
return nil, fmt.Errorf("V3NotifyReq(%s) decrypt cipher text error(%w)", string(bytes), err)
}
return result, nil
}
return nil, errors.New("notify data Resource is nil")
}
// 解密分账动账回调中的加密信息
func (v *V3NotifyReq) DecryptProfitShareCipherText(apiV3Key string) (result *V3DecryptProfitShareResult, err error) {
if v.Resource != nil {
result, err = V3DecryptProfitShareNotifyCipherText(v.Resource.Ciphertext, v.Resource.Nonce, v.Resource.AssociatedData, apiV3Key)
if err != nil {
bytes, _ := json.Marshal(v)
return nil, fmt.Errorf("V3NotifyReq(%s) decrypt cipher text error(%w)", string(bytes), err)
}
return result, nil
}
return nil, errors.New("notify data Resource is nil")
}
// 解密商家券回调中的加密信息
func (v *V3NotifyReq) DecryptBusifavorCipherText(apiV3Key string) (result *V3DecryptBusifavorResult, err error) {
if v.Resource != nil {
result, err = V3DecryptBusifavorNotifyCipherText(v.Resource.Ciphertext, v.Resource.Nonce, v.Resource.AssociatedData, apiV3Key)
if err != nil {
bytes, _ := json.Marshal(v)
return nil, fmt.Errorf("V3NotifyReq(%s) decrypt cipher text error(%w)", string(bytes), err)
}
return result, nil
}
return nil, errors.New("notify data Resource is nil")
}
// Deprecated
// 暂时不推荐此方法,请使用 wechat.V3ParseNotify()
// 解析微信回调请求的参数到 gopay.BodyMap
func V3ParseNotifyToBodyMap(req *http.Request) (bm gopay.BodyMap, err error) {
bs, err := ioutil.ReadAll(io.LimitReader(req.Body, int64(3<<20))) // default 3MB change the size you want;
defer req.Body.Close()
if err != nil {
xlog.Error("err:", err)
return
}
bm = make(gopay.BodyMap)
if err = json.Unmarshal(bs, &bm); err != nil {
return nil, fmt.Errorf("json.Unmarshal(%s)%w", string(bs), err)
}
return bm, nil
}