/// <summary>
        /// 添加职务
        /// </summary>
        /// <returns></returns>
        public JsonResult AddDuty()
        {
            if (_Request == null)
            {
                _Request = Request;
            }
            Guid deptId = _Request.QueryEx("deptId").ObjToGuid();

            if (deptId == Guid.Empty)
            {
                return(Json(new ReturnResult()
                {
                    Success = false, Message = "请先选择部门"
                }));
            }
            OrgM_Dept dept = OrgMOperate.GetDeptById(deptId);

            if (dept == null)
            {
                return(Json(new ReturnResult()
                {
                    Success = false, Message = "选择的部门不存在"
                }));
            }
            string dutyname = _Request.QueryEx("dutyname").ObjToStr();

            if (string.IsNullOrWhiteSpace(dutyname))
            {
                return(Json(new ReturnResult()
                {
                    Success = false, Message = "职务名称不能为空"
                }));
            }
            string errMsg = string.Empty;
            long   num    = CommonOperate.Count <OrgM_Dept>(out errMsg, false, x => x.Name == dutyname);

            if (num > 0)
            {
                return(Json(new ReturnResult()
                {
                    Success = false, Message = "该职务已存在,请不要重复添加"
                }));
            }
            UserInfo  currUser = GetCurrentUser(_Request);
            Guid      moduleId = SystemOperate.GetModuleIdByTableName("OrgM_Duty");
            string    code     = SystemOperate.GetBillCode(moduleId);
            OrgM_Duty duty     = new OrgM_Duty()
            {
                Code           = code,
                Name           = dutyname,
                IsValid        = true,
                EffectiveDate  = DateTime.Now,
                CreateDate     = DateTime.Now,
                CreateUserId   = currUser.UserId,
                CreateUserName = currUser.EmpName,
                ModifyDate     = DateTime.Now,
                ModifyUserId   = currUser.UserId,
                ModifyUserName = currUser.EmpName
            };
            Guid dutyId = CommonOperate.OperateRecord <OrgM_Duty>(duty, ModelRecordOperateType.Add, out errMsg, null, false);

            if (dutyId != Guid.Empty)
            {
                SystemOperate.UpdateBillCode(moduleId, code);
                Guid?parentId = null;
                List <OrgM_DeptDuty> positions = OrgMOperate.GetDeptPositions(deptId);
                if (positions.Count > 0)
                {
                    OrgM_DeptDuty leaderPosition = positions.Where(x => x.IsDeptCharge).FirstOrDefault();
                    if (leaderPosition != null)
                    {
                        parentId = leaderPosition.Id;
                    }
                }
                Guid          gwModuleId   = SystemOperate.GetModuleIdByTableName("OrgM_DeptDuty");
                string        positionCode = SystemOperate.GetBillCode(gwModuleId);
                OrgM_DeptDuty position     = new OrgM_DeptDuty()
                {
                    Code        = positionCode,
                    Name        = string.Format("{0}-{1}", string.IsNullOrEmpty(dept.Alias) ? dept.Name : dept.Alias, dutyname),
                    OrgM_DeptId = deptId,
                    OrgM_DutyId = dutyId,
                    ParentId    = parentId,
                    IsValid     = true
                };
                Guid positionId = CommonOperate.OperateRecord <OrgM_DeptDuty>(position, ModelRecordOperateType.Add, out errMsg, null, false);
                if (positionId != Guid.Empty)
                {
                    SystemOperate.UpdateBillCode(gwModuleId, positionCode);
                }
                return(Json(new { Success = true, Message = string.Empty, DutyId = dutyId }));
            }
            else
            {
                return(Json(new ReturnResult()
                {
                    Success = false, Message = errMsg
                }));
            }
        }