public void UpdateNormativeCalculations(NormativeCalculation normativeCalculations)
        {
            var updatingItem = _db.NormativeCalculations.Single(item => item.Id == normativeCalculations.Id);

            updatingItem.EstimateConsumptionHeat = normativeCalculations.EstimateConsumptionHeat;
            updatingItem.ConsumptionHeatByCalculationArea = normativeCalculations.ConsumptionHeatByCalculationArea;
            updatingItem.ConsumptionHeatByTotalArea = normativeCalculations.ConsumptionHeatByTotalArea;
            updatingItem.TotalHeatConsumption = normativeCalculations.TotalHeatConsumption;
        }
 public void InsertNormativeCalculations(NormativeCalculation normativeCalculations)
 {
     _db.NormativeCalculations.AddObject(normativeCalculations);
 }