public bool Insert(Contract_Saze_Chapkhane contract_Saze_Chapkhane)
 {
     try
     {
         _contract_Saze_Chapkhanes.Add(contract_Saze_Chapkhane);
         return(true);
     }
     catch (Exception)
     {
         return(false);
     }
 }
        public bool Delete(Contract_Saze_Chapkhane contract_Saze_Chapkhane)
        {
            try
            {
                _contract_Saze_Chapkhanes.Attach(contract_Saze_Chapkhane);
                _contract_Saze_Chapkhanes.Remove(contract_Saze_Chapkhane);

                return(true);
            }
            catch (Exception)
            {
                return(false);
            }
        }
        public bool Update(Contract_Saze_Chapkhane contract_Saze_Chapkhane)
        {
            try
            {
                var local = _uow.Set <Contract_Saze_Chapkhane>()
                            .Local
                            .FirstOrDefault(f => f.ID == contract_Saze_Chapkhane.ID);
                if (local != null)
                {
                    _uow.Entry(local).State = EntityState.Detached;
                }

                _contract_Saze_Chapkhanes.Attach(contract_Saze_Chapkhane);

                _uow.Entry(contract_Saze_Chapkhane).State = EntityState.Modified;
                return(true);
            }
            catch (Exception ex)
            {
                return(false);
            }
        }