SqlSugar GridView aspnetpager 分页排序

HTML页面

<%@ Register assembly="AspNetPager" namespace="Wuqi.Webdiyer" tagprefix="webdiyer" %>

<asp:Content ID="BodyContent" ContentPlaceHolderID="MainContent" runat="server">
    <div class="jumbotron">
        <asp:GridView ID="GridView1" runat="server" AllowSorting="true" OnSorting="GridView1_Sorting" Width="98%"
            OnRowCommand="GridView1_RowCommand" AutoGenerateColumns="false">
            <RowStyle Height="20px" HorizontalAlign="Center" ForeColor="#000066"></RowStyle>
                <Columns>
                    <asp:BoundField DataField="ID" HeaderText="编号" SortExpression="ID"/>
                    <asp:BoundField DataField="HotelID" HeaderText="酒店编码" SortExpression="HotelID"/>
                    <asp:BoundField DataField="TypeName" HeaderText="类型名称" SortExpression="TypeName"/>
                    <asp:BoundField DataField="CreateTime" HeaderText="生成时间" SortExpression="CreateTime"/>
                    <asp:BoundField DataField="CreateBy" HeaderText="创建人" SortExpression="CreateBy"/>
                    <asp:TemplateField HeaderText="操作">
                        <ItemTemplate>
                            <asp:LinkButton ID="LinkButton1" runat="server" CommandName="Del" CommandArgument='<%# Eval("ID") %>'>删除</asp:LinkButton>
                        </ItemTemplate>
                    </asp:TemplateField>
                </Columns>
        </asp:GridView>
    </div>
    <div>
        <webdiyer:aspnetpager ID="AspNetPager1" runat="server" PageSize="35" Width="95%"
            FirstPageText="首页" PrevPageText="前页" LayoutType="Table" NextPageText="后页"
            LastPageText="尾页" AlwaysShow="true" UrlPaging="false"
            showcustominfosection="Left" onpagechanging="AspNetPager1_PageChanging" class="gl-number-page">
        </webdiyer:aspnetpager>
    </div>
</asp:Content>

Model  CardType类

using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

[Serializable]
[SugarTable("tb_CardType")]
public class CardType
{
    [SugarColumn(IsPrimaryKey = true, IsIdentity = true)]
    public int ID { get; set; }
    public int HotelID { get; set; }
    public string TypeName { get; set; }
    public DateTime CreateTime { get; set; }
    public string CreateBy { get; set; }
}

页面后台代码

using SqlSugar;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;

public partial class _Default : Page
{
    protected SqlSugarClient db = new SqlSugarClient(new ConnectionConfig()
    {
        ConnectionString = "server=JYJKQC53O;uid=sa;pwd=1a2s3d4f5g6h;database=Hotel345",
        DbType = DbType.SqlServer,//设置数据库类型
        IsAutoCloseConnection = true,//自动释放数据务，如果存在事务，在事务结束后释放
        InitKeyType = InitKeyType.Attribute //从实体特性中读取主键自增列信息
    });

    protected void Page_Load(object sender, EventArgs e)
    {
        if (db.Queryable<CardType>().Count() < )
        {
            var list = new List<CardType>();
            CardType cartype;
            for (int i = ; i < ; i++)
            {
                cartype = new CardType();
                cartype.HotelID = ;
                cartype.TypeName = "居民身份证" + i.ToString();
                cartype.CreateTime = DateTime.Now;
                cartype.CreateBy = "fermnng";
                list.Add(cartype);
            }
            db.Insertable(list.ToArray()).ExecuteCommand();
        }
        if (!Page.IsPostBack)
        {
            ViewState["sort"] = "ASC";
            ViewState["sortExpression"] = "ID";

            DataBin();
        }
    }

    protected void DataBin()
    {
        int total = ;
        var getPage = db.Queryable<CardType>().ToPageList(AspNetPager1.CurrentPageIndex, AspNetPager1.PageSize, ref total);//根据分页查询

        if (ViewState["sort"].ToString() == "ASC")
        {
            getPage = getPage.OrderBy(s => GetPropertyValue(s, ViewState["sortExpression"].ToString())).ToList<CardType>();
        }
        else
        {
            getPage = getPage.OrderByDescending(s => GetPropertyValue(s, ViewState["sortExpression"].ToString())).ToList<CardType>();
        }

        this.GridView1.DataSource = getPage;
        this.GridView1.DataBind();

        AspNetPager1.RecordCount = total;
        ViewState["getPage"] = getPage;
    }

    protected void AspNetPager1_PageChanging(object src, Wuqi.Webdiyer.PageChangingEventArgs e)
    {
        AspNetPager1.CurrentPageIndex = e.NewPageIndex;
        DataBin();
    }

    protected void GridView1_Sorting(object sender, GridViewSortEventArgs e)
    {
        string sortExpression = e.SortExpression;
        var list = ViewState["getPage"] as List<CardType>;        

        if (ViewState["sort"].ToString() == "ASC")
        {
            list = list.OrderByDescending(s => GetPropertyValue(s, sortExpression)).ToList<CardType>();
            ViewState["sort"] = "DESC";
        }
        else
        {
            list = list.OrderBy(s => GetPropertyValue(s, sortExpression)).ToList<CardType>();
            ViewState["sort"] = "ASC";
        }

        if (list.Count > )
        {
            ViewState["sortExpression"] = sortExpression;
            GridView1.DataSource = list;
            GridView1.DataBind();
        }
    }

    public object GetPropertyValue(object obj, string property)
    {
        System.Reflection.PropertyInfo propertyInfo = obj.GetType().GetProperty(property);
        return propertyInfo.GetValue(obj, null);
    }

    protected void GridView1_RowCommand(object sender, GridViewCommandEventArgs e)
    {
        if (e.CommandName == "Del")
        {
            int RowID = Convert.ToInt32(e.CommandArgument);
            var result = db.Deleteable<CardType>().In(RowID).ExecuteCommand();

            DataBin();
        }
    }
}