обновление заявки

case "Update":
                    if (context.Stage == 10) //pre
                    {
                        OptionSetValue statusCode = null;
                        if (targetImageEntity != null && _BLHelper.IsAttributeFilled(targetImageEntity, "statuscode"))
                        {
                            statusCode = (OptionSetValue)targetImageEntity.Attributes["statuscode"];
                        }
                        else if (preImageEntity != null && _BLHelper.IsAttributeFilled(preImageEntity, "statuscode"))
                        {
                            statusCode = (OptionSetValue)preImageEntity.Attributes["statuscode"];
                        }
                        if (statusCode != null && statusCode.Value == (int)StatusCodes.Closed)
                        {
                            if (targetImageEntity != null)
                            {
                                targetImageEntity.Attributes["new_closingdate"] = DateTime.Now;
                                bool degradation = false;
                                if (_BLHelper.IsAttributeFilled(targetImageEntity, "new_degradation"))
                                {
                                    degradation = (bool)targetImageEntity.Attributes["new_degradation"];
                                }
                                else if (_BLHelper.IsAttributeFilled(preImageEntity, "new_degradation"))
                                {
                                    if (preImageEntity != null)
                                        degradation = (bool)preImageEntity.Attributes["new_degradation"];
                                }
                                if (degradation) targetImageEntity.Attributes["new_degradationdate"] = DateTime.Now;
                            }
                        }
                    }
                    if (context.Stage == 40) //post
                    {

                    }
                    break;
                #endregion