public string GetOneMyTask(int id)
        {
            DALT_Event_MyTask dal  = new DALT_Event_MyTask();
            T_Event_MyTask    item = dal.GetModel(id);

            string res = "[";

            int taskAlert = 0;

            if (item.IsAlert != 0)
            {
                taskAlert = (int)item.AlertTime;
            }

            res += "{\"type\":\"" + item.Type
                   + "\",\"des\":\"" + item.Description
                   + "\",\"taskAlert\":\"" + taskAlert
                   + "\",\"userid\":\"" + item.StuId + "\"}";
            res += ",";

            if (res.Count() >= 1)
            {
                res = res.Substring(0, res.Count() - 1);
            }

            res += "]";

            return(res);
        }
        //新建我的日程
        public int AddMyTask(string title, int type, string des, string start, string end, int alert, int userid = -1, int state = 0)
        {
            if (title == "")
            {
                return(1);
            }
            else if (userid == -1)
            {
                return(2);
            }

            #region 我的日程创建
            DALT_Event_MyTask dal  = new DALT_Event_MyTask();
            T_Event_MyTask    item = new T_Event_MyTask();
            item.State       = state;
            item.Name        = title;
            item.Type        = type;
            item.Description = des;
            item.StuId       = userid;
            item.StartTime   = Convert.ToDateTime(start);
            item.EndTime     = Convert.ToDateTime(end);

            if (alert == 0)
            {
                item.IsAlert = 0;
            }
            else
            {
                item.IsAlert   = 1;
                item.AlertTime = alert;
            }

            int res = dal.Add(item);

            #endregion

            if (res != 0)
            {
                return(0);
            }
            else
            {
                return(3);
            }
        }
        //修改我的日程
        public int EditMyTask(string title, int type, string des, string start, string end, int alert, int taskid, int userid = -1)
        {
            if (title == "")
            {
                return(1);
            }
            else if (userid == -1)
            {
                return(2);
            }

            #region 我的日程修改
            DALT_Event_MyTask dal  = new DALT_Event_MyTask();
            T_Event_MyTask    item = new T_Event_MyTask();
            item.Id          = taskid;
            item.StuId       = userid;//学生Id,之后修改
            item.Name        = title;
            item.Type        = type;
            item.Description = des;
            item.StartTime   = Convert.ToDateTime(start);
            item.EndTime     = Convert.ToDateTime(end);

            if (alert == 0)
            {
                item.IsAlert = 0;
            }
            else
            {
                item.IsAlert   = 1;
                item.AlertTime = alert;
            }

            bool res = dal.Update(item);

            #endregion

            if (res)
            {
                return(0);
            }
            else
            {
                return(3);
            }
        }