/// <summary>
        /// 根据队列名称获取排队号
        /// </summary>
        /// <param name="queueName"></param>
        /// <returns></returns>
        private int GetQueueNo(string queueID, DateTime queueDate)
        {
            string queueMaxNo = _qm.GetMaxQueueNo(queueID, queueDate);

            int queueNo = 0;

            if (string.IsNullOrEmpty(queueMaxNo) == false)
            {
                queueNo = Convert.ToInt32(queueMaxNo);
            }

            return(queueNo + 1);
        }