public HeTongServiceModel UpdateSingle(int id, HeTongServiceModelReq data)
        {
            HeTongServiceModel model = db.HeTongServiceModel.Find(id);

            SetHeTongServiceModel(model, data);
            db.SaveChanges();
            return(model);
        }
        /// <summary>
        /// 设置model,如果不为空就设置,如果为空则和之前一样
        /// </summary>
        /// <param name="target"></param>
        /// <param name="source"></param>
        /// <returns></returns>
        public HeTongServiceModel SetHeTongServiceModel(HeTongServiceModel model, HeTongServiceModelReq data)
        {
            if (data.projectid != null)
            {
                model.projectid = data.projectid.Value;
            }
            if (!string.IsNullOrEmpty(data.ProjectName))
            {
                model.ProjectName = data.ProjectName;
            }
            if (data.optid != null)
            {
                model.optid = data.optid.Value;
            }
            if (!string.IsNullOrEmpty(data.optName))
            {
                model.optName = data.optName;
            }
            if (!string.IsNullOrEmpty(data.state))
            {
                model.state = data.state;
            }
            if (!string.IsNullOrEmpty(data.ServerName))
            {
                model.ServerName = data.ServerName;
            }
            if (data.lastupdateid != null)
            {
                model.lastupdateid = data.lastupdateid.Value;
            }
            if (!string.IsNullOrEmpty(data.Mark))
            {
                model.Mark = data.Mark;
            }

            return(model);
        }