fusenapi/server/pay/internal/logic/stripewebhooklogic.go

package logic

import (
	"encoding/json"
	"errors"
	"fusenapi/constants"
	"fusenapi/model/gmodel"
	"fusenapi/utils/auth"
	"fusenapi/utils/basic"
	"time"

	"context"

	"fusenapi/server/pay/internal/svc"
	"fusenapi/server/pay/internal/types"

	"github.com/stripe/stripe-go/v74"
	"github.com/stripe/stripe-go/v74/webhook"
	"github.com/zeromicro/go-zero/core/logc"
	"github.com/zeromicro/go-zero/core/logx"
)

type StripeWebhookLogic struct {
	logx.Logger
	ctx    context.Context
	svcCtx *svc.ServiceContext
}

func NewStripeWebhookLogic(ctx context.Context, svcCtx *svc.ServiceContext) *StripeWebhookLogic {
	return &StripeWebhookLogic{
		Logger: logx.WithContext(ctx),
		ctx:    ctx,
		svcCtx: svcCtx,
	}
}

// 处理进入前逻辑w,r
// func (l *StripeWebhookLogic) BeforeLogic(w http.ResponseWriter, r *http.Request) {

// }

// 处理逻辑后 w,r 如:重定向, resp 必须重新处理
// func (l *StripeWebhookLogic) AfterLogic(w http.ResponseWriter, r *http.Request, resp *basic.Response) {
// // httpx.OkJsonCtx(r.Context(), w, resp)
// }

func (l *StripeWebhookLogic) StripeWebhook(req *types.StripeWebhookReq, userinfo *auth.UserInfo) (resp *basic.Response) {
	// 返回值必须调用Set重新返回, resp可以空指针调用 resp.SetStatus(basic.CodeOK, data)
	// userinfo 传入值时, 一定不为null

	stripe.Key = l.svcCtx.Config.PayConfig.Stripe.Key
	event := stripe.Event{}

	if err := json.Unmarshal(req.Payload, &event); err != nil {
		logc.Errorf(l.ctx, "StripeWebhookLogic StripeWebhook Unmarshal err:", err)
		return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "pay notify Unmarshal fail")
	}

	endpointSecret := l.svcCtx.Config.PayConfig.Stripe.EndpointSecret
	signatureHeader := req.StripeSignature
	event, err := webhook.ConstructEvent(req.Payload, signatureHeader, endpointSecret)
	if err != nil {
		logx.Error(err)
		return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "Webhook signature verification failed")
	}

	// 支付回调事件日志
	var payMethod = int64(constants.PAYMETHOD_STRIPE)
	var nowTime = time.Now().UTC()
	var eventData = []byte(event.Data.Raw)
	l.HandlePayEventCreate(&gmodel.FsOrderTradeEvent{
		PayMethod: &payMethod,
		EventId:   &event.ID,
		EventType: &event.Type,
		EventData: &eventData,
		Ctime:     &nowTime,
	})

	// Unmarshal the event data into an appropriate struct depending on its Type
	switch event.Type {
	case "charge.succeeded":
		// var charge stripe.Charge
		// err := json.Unmarshal(event.Data.Raw, &charge)
		// if err != nil {
		// 	logx.Error(err)
		// 	return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "pay notify Unmarshal fail event.Type charge.succeeded")
		// }

	case "checkout.session.completed":
		// checkout checkout.session.completed 处理逻辑
		// var session stripe.CheckoutSession
		// err := json.Unmarshal(event.Data.Raw, &session)
		// if err != nil {
		// 	logx.Error(err)
		// 	return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "pay notify Unmarshal fail event.Type payment_intent.succeeded")
		// }
		// fmt.Println("checkout.session.completed")
		// err = l.handlePaymentSessionCompleted(session.ID, session.PaymentIntent.ID)
		// if err != nil {
		// 	return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "checkout.session.completed fail")
		// }
	case "payment_intent.succeeded":
		var paymentIntent stripe.PaymentIntent
		err := json.Unmarshal(event.Data.Raw, &paymentIntent)
		if err != nil {
			logx.Errorf("err：%+v，desc：%s", err, "pay notify Unmarshal fail event.Type payment_intent.succeeded")
			return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "pay notify Unmarshal fail event.Type payment_intent.succeeded")
		}
		err = l.HandlePaymentIntentSucceeded(&paymentIntent)
		if err != nil {
			logx.Errorf("err：%+v，desc：%s", err, "pay notify handle payment_intent.succeeded")
			return resp.SetStatusWithMessage(basic.CodePaybackNotOk, "pay notify handle payment_intent.succeeded")
		}
	case "payment_method.attached":
		var paymentMethod stripe.PaymentMethod
		err := json.Unmarshal(event.Data.Raw, &paymentMethod)
		if err != nil {
			logx.Error(err)
			return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "pay notify Unmarshal fail event.Type payment_method.attached")
		}
	case "charge.refunded":
		var chargeRefunded stripe.Charge
		err := json.Unmarshal(event.Data.Raw, &chargeRefunded)
		if err != nil {
			logx.Errorf("err：%+v，desc：%s", err, "pay notify Unmarshal fail event.Type charge.refunded")
			return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "pay notify Unmarshal fail event.Type charge.refunded")
		}
		err = l.HandleChargeRefunded(&chargeRefunded)
		if err != nil {
			logx.Errorf("err：%+v，desc：%s", err, "pay notify handle charge.refunded")
			return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "pay notify handle charge.refunded")
		}

	// ... handle other event types
	default:
		logx.Error("Unhandled event")
		return resp.SetStatusWithMessage(basic.CodeAesCbcDecryptionErr, "pay notify Unmarshal fail event.Type Unhandled")
	}

	return resp.SetStatus(basic.CodeOK)
}

// 回调事件日志
func (l *StripeWebhookLogic) HandlePayEventCreate(fsPayEvent *gmodel.FsOrderTradeEvent) error {
	result := l.svcCtx.MysqlConn.Create(fsPayEvent)
	return result.Error
}

// 退款成功
func (l *StripeWebhookLogic) HandleChargeRefunded(chargeRefunded *stripe.Charge) (err error) {
	// 退款成功
	// if chargeRefunded.Status == "succeeded" {
	// 	ctx := l.ctx
	// 	err = l.svcCtx.MysqlConn.Transaction(func(connGorm *gorm.DB) error {
	// 		// 查询支付记录
	// 		payModelT := gmodel.NewFsPayModel(connGorm)
	// 		payModelTRSB := payModelT.BuilderTrans(nil)
	// 		payModelTRSB1 := payModelTRSB.Where("trade_no = ?", chargeRefunded.PaymentIntent.ID).Where("pay_status = ?", constants.PAYSTATUS_SUCCESS).Where("is_refund = ?", 0)
	// 		payInfo, err := payModelT.FindOneByQuery(ctx, payModelTRSB1, nil)
	// 		if err != nil {
	// 			return err
	// 		}
	// 		// 更新支付记录
	// 		*payInfo.IsRefund = 1
	// 		_, err = payModelT.RBCreateOrUpdate(ctx, payInfo)
	// 		if err != nil {
	// 			return err
	// 		}
	// 		// 获取是否还有未退款的数据
	// 		payModelTRSB2 := payModelTRSB.Where("order_number = ?", payInfo.OrderNumber).Where("pay_status = ?", constants.PAYSTATUS_SUCCESS).Where("is_refund = ?", 0)
	// 		count, err := payModelT.FindCount(l.ctx, payModelTRSB2, nil)
	// 		if count == 0 {
	// 			// 退款完成更新订单状态
	// 			orderModelT := gmodel.NewFsOrderModel(connGorm)
	// 			orderModelTRSB := orderModelT.BuilderTrans(nil).Where("sn =?", payInfo.OrderNumber)
	// 			orderInfoRel, err := orderModelT.FindOneByQuery(ctx, orderModelTRSB, nil)
	// 			if err != nil {
	// 				return err
	// 			}
	// 			var isRefunded int64 = 1
	// 			var isRefunding int64 = 1
	// 			var orderStatus int64 = int64(constants.STATUS_NEW_REFUNDED)
	// 			var orderInfo = &gmodel.FsOrder{}
	// 			orderInfo.Id = orderInfoRel.Id
	// 			orderInfo.IsRefunded = &isRefunded
	// 			orderInfo.IsRefunding = &isRefunding
	// 			orderInfo.Status = &orderStatus
	// 			orderModelT.Update(ctx, orderInfo)

	// 			// 记录退款原因
	// 			refundReasonModelT := gmodel.NewFsRefundReasonModel(connGorm)
	// 			refundReasonModelTRSB := refundReasonModelT.BuilderTrans(nil)
	// 			refundReasonModelTRSB1 := refundReasonModelTRSB.Where("order_id =?", orderInfoRel.Id)
	// 			refundReasonInfo, err := refundReasonModelT.FindOneByQuery(ctx, refundReasonModelTRSB1, nil)
	// 			if err != nil {
	// 				return err
	// 			}
	// 			*refundReasonInfo.IsRefund = 1
	// 			_, err = refundReasonModelT.RBCreateOrUpdate(ctx, refundReasonInfo)
	// 			if err != nil {
	// 				return err
	// 			}
	// 		}
	// 		return err
	// 	})
	// }
	return err
}

// session完成
func (l *StripeWebhookLogic) handlePaymentSessionCompleted(sessionId string, tradeNo string) (err error) {
	// 查询支付记录
	payModel := gmodel.NewFsPayModel(l.svcCtx.MysqlConn)
	rsbPay := payModel.RowSelectBuilder(nil)
	rsbPay = rsbPay.Where("session_id = ?", sessionId)
	payInfo, err := payModel.FindOneByQuery(l.ctx, rsbPay, nil)
	if err != nil {
		return err
	}
	if *payInfo.PayStatus == 0 {
		*payInfo.TradeNo = tradeNo
		_, err = payModel.CreateOrUpdate(l.ctx, payInfo)
		if err != nil {
			return err
		}
	} else {
		return errors.New("pay status 1")
	}
	return err
}

// 付款成功
func (l *StripeWebhookLogic) HandlePaymentIntentSucceeded(paymentIntent *stripe.PaymentIntent) error {
	orderSn, ok := paymentIntent.Metadata["order_sn"]
	if !ok || orderSn == "" {
		return errors.New("order_sn not found")
	}
	return nil
	// 查询订单

	// 支付成功
	// if paymentIntent.Status == "succeeded" {
	// 	var card string
	// 	var brand string
	// 	if paymentIntent.LatestCharge.PaymentMethodDetails != nil {
	// 		if paymentIntent.LatestCharge.PaymentMethodDetails.Card != nil {
	// 			if paymentIntent.LatestCharge.PaymentMethodDetails.Card.Last4 != "" {
	// 				card = paymentIntent.LatestCharge.PaymentMethodDetails.Card.Last4
	// 			}
	// 			if paymentIntent.LatestCharge.PaymentMethodDetails.Card.Brand != "" {
	// 				brand = string(paymentIntent.LatestCharge.PaymentMethodDetails.Card.Brand)
	// 			}
	// 		}
	// 	}

	// 	ctx := l.ctx
	// 	err = l.svcCtx.MysqlConn.Transaction(func(connGorm *gorm.DB) error {
	// 		// 更新支付信息
	// 		payModelT := gmodel.NewFsPayModel(connGorm)
	// 		*payInfo.PayStatus = 1
	// 		*payInfo.PayTime = nowTime
	// 		*payInfo.CardNo = card
	// 		*payInfo.Brand = brand
	// 		*payInfo.TradeNo = paymentIntent.ID
	// 		_, err = payModelT.RBCreateOrUpdate(ctx, payInfo)
	// 		if err != nil {
	// 			return err
	// 		}

	// 		// 更新设计数据
	// 		productDesignModelT := gmodel.NewFsProductDesignModel(connGorm)
	// 		productDesignModelTRSB := productDesignModelT.BuilderTrans(ctx, nil)
	// 		var isPay int64 = 1
	// 		err = productDesignModelT.RBUpdateByIds(productDesignModelTRSB, designIds, &gmodel.FsProductDesign{IsPay: &isPay})
	// 		if err != nil {
	// 			return err
	// 		}

	// 		var orderInfo = &gmodel.FsOrder{}
	// 		var orderStatus int64
	// 		var orderIsPartPay int64
	// 		var orderPayedAmount int64
	// 		var orderIsPayCompleted int64
	// 		// 支付记录是首款
	// 		if *payInfo.PayStage == int64(constants.PAYSTAGE_DEPOSIT) {
	// 			orderStatus = int64(constants.STATUS_NEW_PART_PAY)
	// 			orderIsPartPay = 1
	// 			orderInfo.IsPartPay = &orderIsPartPay
	// 			orderPayedAmount = paymentIntent.Amount

	// 			// 删除购物车
	// 			cartModelT := gmodel.NewFsCartModel(connGorm)
	// 			cartModelTRSB := cartModelT.BuilderTrans(ctx, nil)
	// 			err = cartModelT.RBDeleteCartsByIds(cartModelTRSB, cartIds)
	// 			if err != nil {
	// 				return err
	// 			}
	// 		}

	// 		// 支付记录是尾款
	// 		if *payInfo.PayStage == int64(constants.PAYSTAGE_REMAINING) {
	// 			if *fsOrderRelInfo.Status < int64(constants.STATUS_NEW_PAY_COMPLETED) {
	// 				orderStatus = int64(constants.STATUS_NEW_PAY_COMPLETED)
	// 			}
	// 			orderIsPayCompleted = 1
	// 			orderInfo.IsPayCompleted = &orderIsPayCompleted
	// 			orderPayedAmount = *fsOrderRelInfo.PayedAmount + paymentIntent.Amount
	// 		}

	// 		// 更新订单信息
	// 		orderInfo.Id = fsOrderRelInfo.Id
	// 		orderInfo.Status = &orderStatus
	// 		orderInfo.Ptime = &nowTime
	// 		orderInfo.PayedAmount = &orderPayedAmount
	// 		orderModelT := gmodel.NewFsOrderModel(connGorm)
	// 		err = orderModelT.RBUpdate(ctx, orderInfo)
	// 		if err != nil {
	// 			return err
	// 		}
	// 		return err
	// 	})
	// 	if err != nil {
	// 		return err
	// 	}

	//千人千面的处理
	// $renderServer = (new RenderService());
	// $renderServer->thousandsFacesV2($order->id);
	// //清除用户最新的设计
	// $cache = \Yii::$app->cache;
	// $cache->delete(CacheConfigHelper::LAST_DESIGN . $order->user_id);
	// //缓存最新订单编号
	// $cache->set(CacheConfigHelper::USER_ORDERNO . $order->user_id, $order->sn);

	// //查询用户邮箱信息
	// $user = \api\models\User::find()->where(['id' => $order->user_id])->one();
	// $redisData = [
	// 	'key' => 'receipt_download',
	// 	'param' => [
	// 		'email' => $user->email,
	// 		'order_id' => $order->id,
	// 		'pay_id' => $pay->id,
	// 		'type' => 1,//付款成功为1
	// 	]
	// ];
	// Email::timely($redisData);

}