public void Page_Load(object sender, EventArgs e)
        {
            if (!Main.Instance.AdminApi.IsPluginAuthorized)
            {
                HttpContext.Current.Response.Write("<h1>未授权访问</h1>");
                HttpContext.Current.Response.End();
                return;
            }

            _configInfo = Utils.GetConfigInfo();

            if (!string.IsNullOrEmpty(Request.QueryString["groupId"]))
            {
                _groupInfo = GroupDao.GetGroupInfo(Convert.ToInt32(Request.QueryString["groupId"])) ??
                             Utils.GetDefaultGroupInfo(_configInfo);
            }
            else
            {
                _groupInfo = new GroupInfo();
            }

            if (IsPostBack)
            {
                return;
            }

            TbGroupName.Text = _groupInfo.GroupName;
            if (_groupInfo.Id > 0)
            {
                var userNameList = GroupUserDao.GetUserNameList(_groupInfo.Id);
                TbUsers.Text = string.Join(",", userNameList);
            }

            if (string.IsNullOrEmpty(Request.QueryString["add"]) && _groupInfo.Id == 0)
            {
                TbGroupName.Enabled = false;
                PhUsers.Visible     = false;
            }

            PhSettings.Visible = _groupInfo.IsWriting;
            Utils.SelectListItems(DdlIsEnabled, _groupInfo.IsWriting.ToString());
            PhSettings.Visible = _groupInfo.IsWriting;
            TbAdmin.Text       = _groupInfo.WritingAdmin;

            BtnReturn.Attributes.Add("onclick", $"location.href='{PageWriting.GetRedirectUrl()}';return false");
        }
        public void Submit_OnClick(object sender, EventArgs e)
        {
            var isWriting = Convert.ToBoolean(DdlIsEnabled.SelectedValue);

            if (isWriting)
            {
                if (!Main.Instance.AdminApi.IsAdminNameExists(TbAdmin.Text))
                {
                    LtlMessage.Text = Utils.GetMessageHtml("关联管理员不存在,请重新填写!", false);
                    return;
                }
            }

            var userNameList = new List <string>();

            foreach (var userNameStr in TbUsers.Text.Trim().Split(','))
            {
                if (string.IsNullOrEmpty(userNameStr))
                {
                    continue;
                }
                var userName = userNameStr.Trim();
                if (!userNameList.Contains(userName) && Main.Instance.UserApi.IsUserNameExists(userName))
                {
                    userNameList.Add(userName);
                }
            }

            if (!string.IsNullOrEmpty(Request.QueryString["add"]) && _groupInfo.Id == 0)
            {
                _groupInfo.GroupName    = TbGroupName.Text;
                _groupInfo.IsWriting    = isWriting;
                _groupInfo.WritingAdmin = TbAdmin.Text;
                _groupInfo.Id           = GroupDao.Insert(_groupInfo);
            }
            else
            {
                if (_groupInfo.Id == 0)
                {
                    _configInfo.IsWriting    = isWriting;
                    _configInfo.WritingAdmin = TbAdmin.Text;
                    Main.Instance.ConfigApi.SetConfig(0, _configInfo);
                }
                else
                {
                    _groupInfo.GroupName    = TbGroupName.Text;
                    _groupInfo.IsWriting    = isWriting;
                    _groupInfo.WritingAdmin = TbAdmin.Text;
                    GroupDao.Update(_groupInfo);
                }
            }

            if (_groupInfo.Id > 0)
            {
                GroupUserDao.Delete(_groupInfo.Id);
                foreach (var userName in userNameList)
                {
                    GroupUserDao.Insert(_groupInfo.Id, userName);
                }
            }

            Response.Redirect(PageWriting.GetRedirectUrl());
        }