public EMUserInfoViewModel GetUserListViewModel(string userName, string userGroupID, string tenantCode, int pageIndex, int pageSize)
 {
     try
     {
         MUserGroupService iMUserGroup = new MUserGroupService();
         UserService userService = new UserService();
         int rowCount = 0;
         IList<EMUser> userList = userService.GetUserList(userName, userGroupID, tenantCode, pageIndex, pageSize, ref rowCount);
         EMUserInfoViewModel userInfo = new EMUserInfoViewModel();
         if (userList != null && userList.Count > 0 && rowCount > 0)
         {
             userInfo = new EMUserInfoViewModel();
             List<EMUserListViewModel> list = new List<EMUserListViewModel>();
             for (int i = 0; i < userList.Count; i++)
             {
                 EMUser entity = userList[i];
                 EMUserListViewModel model = new EMUserListViewModel();
                 model = new EMUserListViewModel();
                 model.Index = i + 1;
                 model.UserCode = entity.UserCode;
                 model.UserName = entity.UserName;
                 model.IsRegisterUser = entity.IsRegisterUser;
                 model.PassWord = entity.PassWord;
                 model.RealName = entity.RealName;
                 model.Mobile = entity.Mobile;
                 model.TenantCode = entity.TenantCode;
                 if (entity.UserGroupID != null)
                 {
                     EMUserGroup userGroup = iMUserGroup.Get(entity.UserGroupID);
                     if (userGroup != null)
                     {
                         model.UserGroupID = userGroup.UserGroupID;
                         model.UserGroupName = userGroup.UserGroupName;
                     }
                 }
                 if (entity.LastLoginTime.ToString() == DateTime.MinValue.ToString())
                     model.LastLoginTime = null;
                 else
                     model.LastLoginTime = entity.LastLoginTime;
                 if (entity.CreateTime.ToString() == DateTime.MinValue.ToString())
                     model.CreateTime = DateTime.MaxValue;
                 else
                     model.CreateTime = entity.CreateTime;
                 list.Add(model);
             }
             userInfo.userListViewModel = list;
             userInfo.RowCount = rowCount;
         }
         return userInfo;
     }
     catch (Exception ex)
     {
         Logger.Error(ex.Message, ex);
         return null;
     }
 }