E3_ycsys/E3_ycsys.aspx.cs

using System;
using System.Data;
using System.Data.SqlClient;
using System.Web;
using System.Configuration;

public partial class E3_ycsys : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        var connString = ConfigurationManager.ConnectionStrings["E3_ycsysConnection"];
        string connectionString = connString != null ? connString.ConnectionString : null;

        if(string.IsNullOrEmpty(connectionString))
        {
            throw new Exception("请在Web.config中配置名为'E3_ycsysConnection'的连接字符串");
        }
        
        using (SqlConnection conn = new SqlConnection(connectionString))
        {
            conn.Open();
            
            // 处理开关操作
            if (!string.IsNullOrEmpty(Request.QueryString["action"]) && !string.IsNullOrEmpty(Request.QueryString["id"]))
            {
                string id = Request.QueryString["id"];
                int status = Request.QueryString["action"] == "enable" ? 1 : 0;
                
                string sql = "UPDATE features SET status = @status WHERE id = @id";
                SqlCommand cmd = new SqlCommand(sql, conn);
                cmd.Parameters.AddWithValue("@status", status);
                cmd.Parameters.AddWithValue("@id", id);
                cmd.ExecuteNonQuery();
                
                string logSql = "INSERT INTO operation_logs (feature_id, action, operation_time) VALUES (@id, @action, GETDATE())";
                SqlCommand logCmd = new SqlCommand(logSql, conn);
                logCmd.Parameters.AddWithValue("@id", id);
                logCmd.Parameters.AddWithValue("@action", Request.QueryString["action"]);
                logCmd.ExecuteNonQuery();
            }
            
            // 查询功能列表
            string querySql = "SELECT khdm,khmc,cast(ycsys.flag1 as int) as status FROM kehu1 inner join ycsys on kehu1.khdm=ycsys.dm";
            SqlDataAdapter adapter = new SqlDataAdapter(querySql, conn);
            DataTable dt = new DataTable();
            adapter.Fill(dt);
            
            FeaturesRepeater.DataSource = dt;
            FeaturesRepeater.DataBind();
        }
    }
}