追溯号添加不重复校验

UAS-MES/PublicMethod/LogicHandler.cs

@@ -1188,6 +1188,12 @@ namespace UAS_MES.PublicMethod
                     else ErrMessage = "条码" + iSN + "不存在";
                     break;
                 case "RULE":
+                    dt = (DataTable)dh.ExecuteSql("select cm_barcode from craftmaterial where cm_barcode='" + iSN + "'", "select");
+                    if (dt.Rows.Count > 0)
+                    {
+                        ErrMessage = "条码" + iSN + "已经上料";
+                        return false;
+                    }
                     int sp_length = int.Parse(iLength != "" ? iLength : "0");
                     //若有多个，以|分割
                     string[] pres = iPrefix.Split('|');