/// <summary>
        /// Get all active orders current waiter
        /// </summary>
        /// <param name="waiterId"></param>
        /// <returns></returns>
        public IList <Order> GetActiveOrders()
        {
            if (waiterUserContext == null)
            {
                return(null);
            }

            try
            {
                return(WaiterDataAccess.GetActiveOrders(waiterUserContext.Id).ToList());
            }
            catch
            {
                throw new Exception("Problem with DB");
            }
        }