如果出现负数就归零

BWP.B3_YunKen/BLActions/CusAcceptUpdateAcceptInfoBLAction.cs

@@ -35,6 +35,12 @@ namespace BWP.B3_YunKen.BLActions
           accDetail.AlreadyAcceptNumber = (accDetail.AlreadyAcceptNumber ?? 0) - (detail.AcceptNum ?? 0);
           accDetail.AlreadyAcceptUnitNum = (accDetail.AlreadyAcceptUnitNum ?? 0) - (detail.AcceptNum ?? 0);
           accDetail.AlreadyAcceptSecondNumber = (accDetail.AlreadyAcceptSecondNumber ?? 0) - (detail.AcceptSecondNumber ?? 0);
+          if (accDetail.AlreadyAcceptNumber < 0)
+            accDetail.AlreadyAcceptNumber = 0;
+          if (accDetail.AlreadyAcceptUnitNum < 0)
+            accDetail.AlreadyAcceptUnitNum = 0;
+          if (accDetail.AlreadyAcceptSecondNumber < 0)
+            accDetail.AlreadyAcceptSecondNumber = 0;
           context.Session.Update(accDetail);
         }
       }