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fix(order): 增加优惠券使用限制的条件判断

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missish 2025-05-27 21:15:17 +08:00
parent d4089a801d
commit 207ffc854e
1 changed files with 2 additions and 2 deletions
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4
internal/logic/app/order/preCreateOrderLogic.go
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@ -63,7 +63,7 @@ func (l *PreCreateOrderLogic) PreCreateOrder(req *types.PurchaseOrderRequest) (r
} }
return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find coupon error: %v", err.Error()) return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find coupon error: %v", err.Error())
} }
if couponInfo.Count <= couponInfo.UsedCount { if couponInfo.Count > 0 && couponInfo.Count <= couponInfo.UsedCount {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.CouponInsufficientUsage), "coupon used") return nil, errors.Wrapf(xerr.NewErrCode(xerr.CouponInsufficientUsage), "coupon used")
} }
couponSub := tool.StringToInt64Slice(couponInfo.Subscribe) couponSub := tool.StringToInt64Slice(couponInfo.Subscribe)
@ -79,7 +79,7 @@ func (l *PreCreateOrderLogic) PreCreateOrder(req *types.PurchaseOrderRequest) (r
l.Errorw("[Purchase] Database query error", logger.Field("error", err.Error()), logger.Field("user_id", u.Id), logger.Field("coupon", req.Coupon)) l.Errorw("[Purchase] Database query error", logger.Field("error", err.Error()), logger.Field("user_id", u.Id), logger.Field("coupon", req.Coupon))
return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find coupon error: %v", err.Error()) return nil, errors.Wrapf(xerr.NewErrCode(xerr.DatabaseQueryError), "find coupon error: %v", err.Error())
} }
if count >= couponInfo.UserLimit { if couponInfo.UserLimit > 0 && count >= couponInfo.UserLimit {
return nil, errors.Wrapf(xerr.NewErrCode(xerr.CouponInsufficientUsage), "coupon limit exceeded") return nil, errors.Wrapf(xerr.NewErrCode(xerr.CouponInsufficientUsage), "coupon limit exceeded")
} }
coupon = calculateCoupon(amount, couponInfo) coupon = calculateCoupon(amount, couponInfo)