优化提号详情

backend/internal/modules/pickup/service.go

@@ -21,6 +21,9 @@ func (s *Service) Create(ctx context.Context, req CreateRequest, adminID uint64,
 	if req.ListingID == 0 {
 		return nil, ErrListingUnavailable
 	}
+	if req.ProfitAmountCent < 0 {
+		return nil, ErrInvalidProfit
+	}
 	return s.repo.Create(ctx, req, adminID, meta)
 }
 
@@ -31,6 +34,9 @@ func (s *Service) Complete(ctx context.Context, pickupID uint64, req CompleteReq
 	if pickupID == 0 || req.SettleAmountCent <= 0 {
 		return nil, ErrInvalidAmount
 	}
+	if req.ProfitAmountCent != nil && *req.ProfitAmountCent < 0 {
+		return nil, ErrInvalidProfit
+	}
 	return s.repo.Complete(ctx, pickupID, req, adminID, meta)
 }