退款

utils/pay/pay.go

@@ -20,7 +20,12 @@ func NewPayDriver(PayMethod int64, config *Config) Pay {
 
 // Pay 支付集成接口
 type Pay interface {
+
+	// 支付预处理
 	GeneratePrepayment(req *GeneratePrepaymentReq) (res *GeneratePrepaymentRes, err error)
+
+	// 支付退款申请
+	PayRefund(req *PayRefundReq) (res *PayRefundRes, err error)
 }
 
 type GeneratePrepaymentReq struct {
@@ -41,3 +46,10 @@ type GeneratePrepaymentRes struct {
 	ClientSecret string `json:"clientSecret"` //交易密钥
 	SessionId    string `json:"session_id"`   //SessionId
 }
+
+type PayRefundReq struct {
+	TradeNo string `json:"trade_no"` // 交易编号
+}
+
+type PayRefundRes struct {
+}

utils/pay/stripe.go

@@ -3,12 +3,25 @@ package pay
 import (
 	"github.com/stripe/stripe-go/v74"
 	"github.com/stripe/stripe-go/v74/checkout/session"
+	"github.com/stripe/stripe-go/v74/refund"
+	"github.com/zeromicro/go-zero/core/logx"
 )
 
 type Stripe struct {
 	Key string `json:"key"`
 }
 
+// 生成退款
+func (stripePay *Stripe) PayRefund(req *PayRefundReq) (res *PayRefundRes, err error) {
+	stripe.Key = stripePay.Key
+	params := &stripe.RefundParams{PaymentIntent: stripe.String(req.TradeNo)}
+	_, err = refund.New(params)
+	if err != nil {
+		logx.Error(err)
+	}
+	return res, err
+}
+
 // 生成预付款
 func (stripePay *Stripe) GeneratePrepayment(req *GeneratePrepaymentReq) (res *GeneratePrepaymentRes, err error) {
 	var productData stripe.CheckoutSessionLineItemPriceDataProductDataParams