public JobServiceGroupDTO GetTAT([FromUri] JobServiceGroupDTO values)
        {
            //for the first group in the user defined order the recipt date is calculated based on rules
            //for the rest we'll use the receipt date the minimum delivery date of the precedent group as a starting date

            RequestBL bl = new RequestBL(this._context.Session, _logger);

            string[] services = { "ED", "MO", "RE", "TR" };

            //var receiptDate = bl.GetReceiptDate(values.Priority, hours, holidays);
            values.ReceiptDate         = bl.GetReceiptDate(values.Priority);
            values.Turnaround          = services.Contains(values.Service) ? bl.GetTurnaroundTimeForParamaters(values.Volume, values.Priority, values.Service) : 1;
            values.MinimumDeliveryDate = bl.GetMinDeadline(values.ReceiptDate, values.Turnaround, values.Priority);

            return(values);
        }