143 lines
3.7 KiB
Go
143 lines
3.7 KiB
Go
package biz
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import (
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"context"
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"errors"
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"fmt"
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"gorm.io/gorm"
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errPb "voucher/api/err"
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"voucher/internal/biz/bo"
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"voucher/internal/biz/vo"
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"voucher/internal/pkg/lock"
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)
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func (this *VoucherBiz) WechatNotifyConsumer(ctx context.Context, ip string, req *bo.WechatVoucherNotifyBo) error {
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if req.PlainText.StockCreatorMchid == "" || req.PlainText.StockID == "" || req.PlainText.CouponID == "" {
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return fmt.Errorf("回调必要信息不能为空")
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}
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// 商品数据量较少，先查询商品是否存在，过滤多余的通知信息
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_, err := this.ProductRepo.GetByMchStockId(ctx, req.PlainText.StockCreatorMchid, req.PlainText.StockID)
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if err != nil {
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return nil
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}
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return fmt.Errorf("商品查询错误 error: %w", err)
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}
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c := vo.WechatNotifyConsumeLockKey.BuildCache([]string{req.PlainText.StockCreatorMchid, req.PlainText.StockID, req.PlainText.CouponID})
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return lock.NewMutex(this.rdb.Rdb, c.TTL).Lock(ctx, c.Key, func(ctx context.Context) error {
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order, err := this.getOrder(ctx, req)
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if err != nil {
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return err
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}
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if order.ActivityId != "" {
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if err = req.Validate(); err != nil {
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return fmt.Errorf("multi validate req error: %v", err)
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}
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return this.MultiBiz.Run(ctx, ip, req.PlainText.StockCreatorMchid, req, order)
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}
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if req.PlainText.Status.IsSended() {
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return this.available(ctx, order)
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} else if req.PlainText.Status.IsUsed() {
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return this.notifyUsed(ctx, order, req)
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} else if req.PlainText.Status.IsExpired() {
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return this.expired(ctx, order)
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}
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return fmt.Errorf("未知通知类型:%s", req.PlainText.Status.GetText())
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})
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}
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func (this *VoucherBiz) getOrder(ctx context.Context, req *bo.WechatVoucherNotifyBo) (*bo.OrderBo, error) {
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order, err := this.OrderRepo.GetByCouponId(ctx, req.PlainText.StockCreatorMchid, req.PlainText.StockID, req.PlainText.CouponID)
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if err != nil {
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return nil, fmt.Errorf("订单查询错误 error: %w", err)
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}
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return order, nil
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}
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func (this *VoucherBiz) notifyUsed(ctx context.Context, order *bo.OrderBo, req *bo.WechatVoucherNotifyBo) error {
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if order.Status.IsUse() {
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// 券状态已是已使用，忽略不处理
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return nil
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}
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if err := this.OrderRepo.NotifyUsed(ctx, order.ID, req.PlainText.ConsumeInformation.TransactionID); err != nil {
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return err
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}
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return this.notify(ctx, order)
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}
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func (this *VoucherBiz) available(ctx context.Context, order *bo.OrderBo) error {
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if order.Status.IsSuccess() {
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// 券状态已是可使用，忽略不处理
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return nil
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}
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if err := this.OrderRepo.Available(ctx, order.ID); err != nil {
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return err
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}
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return this.notify(ctx, order)
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}
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func (this *VoucherBiz) expired(ctx context.Context, order *bo.OrderBo) error {
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if order.Status.IsExpired() {
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// 券状态已是已过期，忽略不处理
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return nil
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}
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if err := this.OrderRepo.Expired(ctx, order.ID); err != nil {
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return err
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}
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return this.notify(ctx, order)
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}
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func (this *VoucherBiz) notify(ctx context.Context, order *bo.OrderBo) error {
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if order.ActivityId != "" {
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return nil // 多笔立减活动，不做通知（？不知道有没有核销通知，多笔核销情况未知）
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}
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return this.cmbNotify(ctx, order.ID)
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}
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func (this *VoucherBiz) cmbNotify(ctx context.Context, orderId uint64) error {
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order, err := this.OrderRepo.GetByID(ctx, orderId)
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if err != nil {
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return err
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}
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if orderNotify, err2 := this.Cmb.Notify(ctx, order); err != nil {
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if !errPb.IsNeedRetryNotify(err2) {
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return err2
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}
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// 第一次通知失败重试入队
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// 状态回调接口失败需要支持重试 重试间隔为1分钟、2分钟、12分钟、60分钟、360分钟
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return this.PushNotifyRetryDelayMQ(ctx, 60, orderNotify.ID)
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}
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return nil
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}
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