109 lines
2.8 KiB
Go
109 lines
2.8 KiB
Go
package wxpaycli
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import (
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"context"
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"net/http"
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"time"
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"github.com/go-pay/gopay"
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wxpay "github.com/go-pay/gopay/wechat/v3"
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"service/bizcommon/util"
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"service/library/configcenter"
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"service/library/logger"
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)
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const (
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DefaultOrderTimeoutSeconds = 900 // 默认订单超时时间，单位: s
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)
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var defaultWxpayClient *WxpayClient
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type WxpayClient struct {
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*wxpay.ClientV3
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AppId string `json:"app_id"`
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NotifyUrl string `json:"notify_url"`
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}
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func GetDefaultWxpayClient() *WxpayClient {
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return defaultWxpayClient
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}
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func Init(cfg *configcenter.WxpayClientConfig) (err error) {
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wxpayCli, err := wxpay.NewClientV3(cfg.MchId, cfg.SerialNo, cfg.ApiV3Key, cfg.PrivateKey)
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if err != nil {
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logger.Error("NewClientV3 fail, cfg: %v, err: %v", util.ToJson(cfg), err)
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return
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}
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defaultWxpayClient = &WxpayClient{
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ClientV3: wxpayCli,
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AppId: cfg.AppId,
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NotifyUrl: cfg.NotifyUrl,
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}
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return
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}
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// 验签
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func (c *WxpayClient) ParseNotify(req *http.Request) (notify *wxpay.V3DecryptResult, err error) {
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notifyReq, err := wxpay.V3ParseNotify(req)
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if err != nil {
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logger.Error("V3ParseNotify fail, notifyReq: %v, err: %v", util.ToJson(notifyReq), err)
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return
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}
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if notifyReq == nil {
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logger.Error("V3ParseNotify nil, err: %v", err)
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return
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}
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notifyTmp, err := notifyReq.DecryptCipherText(string(c.ApiV3Key))
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if err != nil {
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logger.Error("DecryptCipherText fail, notifyTmp: %v, err: %v", util.ToJson(notifyTmp), err)
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return
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}
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if notifyTmp == nil {
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logger.Error("DecryptCipherText nil, err: %v", err)
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return
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}
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logger.Info("Wxpay ParseNotify, %v", util.ToJson(notifyTmp))
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notify = notifyTmp
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return
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}
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// 微信支付 native支付
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type NativePayParam struct {
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Description string
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OutTradeNo string // 商家订单id，我们自己的订单id
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TotalAmount int64 // 金额，单位：分
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TimeOutSeconds int // 订单有效时间，单位：秒
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}
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func (c *WxpayClient) NativePay(ctx context.Context, param *NativePayParam) (wxpayNativeParamStr string, err error) {
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if param.TimeOutSeconds <= 0 {
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param.TimeOutSeconds = DefaultOrderTimeoutSeconds
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}
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bm := gopay.BodyMap{
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"appid": c.AppId,
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"description": param.Description,
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"out_trade_no": param.OutTradeNo,
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"time_expire": time.Now().Add(time.Second * time.Duration(param.TimeOutSeconds)).Format(time.RFC3339),
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"notify_url": c.NotifyUrl,
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"amount": gopay.BodyMap{
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"total": param.TotalAmount,
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"currency": "CNY",
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},
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}
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resp, err := c.V3TransactionNative(ctx, bm)
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if err != nil {
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return
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}
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if resp.Code != wxpay.Success {
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logger.Info("wxpay NativePay fail, code: %v, error: %v, response: %v", resp.Code, resp.Error, util.ToJson(resp.Response))
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return
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}
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wxpayNativeParamStr = resp.Response.CodeUrl
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logger.Info("wxpay NativePay success, code: %v, error: %v, response: %v", resp.Code, resp.Error, util.ToJson(resp.Response))
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return
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}
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