using FangYar.Common;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;

namespace FangYar.WebUI.ashx
{
    /// <summary>
    /// SysOperationLogHandler 的摘要说明 用户操作日志信息
    /// </summary>
    public class SysOperationLogHandler : IHttpHandler
    {

        public void ProcessRequest(HttpContext context)
        {

            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Other, "操作日志请求", "");

            context.Response.ContentType = "text/plain";
            string action = context.Request.Params["Action"];
            string returnstr = "";

            switch (action)
            {
                case "GetList":
                    returnstr = GetList(context);
                    break;

                case "GetInfoName":
                    returnstr = GetInfoName(context);
                    break;
            }
            context.Response.Write(returnstr);
        }

        //查询
        private string GetInfoName(HttpContext context)
        {
            string returnstr = "";
            try
            {
                string sqlStr = " SELECT Info_Name  from tbl_sys_operation_log GROUP BY Info_Name ";

                var dt = ClickHouseHelper.Execute(sqlStr);


                returnstr = "{\"code\":0,\"msg\":\"error\",\"count\":0,\"data\":" + JsonHelper.ToJson(dt) + "}";
            }
            catch (Exception e)
            {
                returnstr = "{\"code\":0,\"" + e.Message + "\":\"error\",\"count\":0,\"data\":[]}";
                // 记录操作日志
                BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Error, "操作日志请求", "查询异常：" + e);
            }
            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Query, "操作日志请求", "查询");
            return returnstr;
        }

        //查询
        private string GetList(HttpContext context)
        {
            string returnstr = "";
            try
            {
                string keyword = context.Request.Params["keywords"];
                string page = context.Request.Params["page"];
                string limit = context.Request.Params["limit"];
                string Info_Type = context.Request.Params["Info_Type"];
                string Info_Name = context.Request.Params["Info_Name"];
                string searchTime = context.Request.Params["searchTime"];
                string endTime = context.Request.Params["endTime"];

                int pageIndex = 1;
                int pageSize = 10;
                int startIndex = 0;
                int endIndex = 10;
                if (!string.IsNullOrEmpty(page)) { pageIndex = int.Parse(page); }
                if (!string.IsNullOrEmpty(limit)) { pageSize = int.Parse(limit); }
                startIndex = (pageIndex - 1) * pageSize;
                endIndex = pageSize;

                string whereStr = " where 1=1 ";
                ///信息类型：0、查询；1、新增；2、修改；3、删除；4、异常信息；5、其他
                if (!string.IsNullOrWhiteSpace(Info_Type))
                {
                    whereStr += " and Info_Type='" + Info_Type + "' ";
                }
                if (!string.IsNullOrWhiteSpace(Info_Name))
                {
                    whereStr += " and Info_Name='" + Info_Name + "' ";
                }
                if (!string.IsNullOrWhiteSpace(keyword))
                {
                    whereStr += " and Url_Form like '%" + keyword + "%' ";
                }
                if (!string.IsNullOrWhiteSpace(searchTime))
                {
                    whereStr += " and createtime >= '" + searchTime + "' ";
                }
                if (!string.IsNullOrWhiteSpace(endTime))
                {
                    whereStr += " and createtime <= '" + endTime + "' ";
                }

                string sqlCount = " SELECT  count(1) FROM default.tbl_sys_operation_log  " + whereStr;

                var dtCount = ClickHouseHelper.Execute(sqlCount);



                string sqlData = " SELECT  * FROM default.tbl_sys_operation_log  " + whereStr + " order by createtime desc limit " + startIndex + "," + endIndex;

                var dtData = ClickHouseHelper.Execute(sqlData);

                returnstr = "{\"code\":0,\"msg\":\"error\",\"count\":" + dtCount.Rows[0][0] + ",\"data\":" + JsonHelper.ToJson(dtData) + "}";
            }
            catch (Exception e)
            {
                returnstr = "{\"code\":0,\"" + e.Message + "\":\"error\",\"count\":0,\"data\":[]}";
                // 记录操作日志
                BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Error, "操作日志请求", "查询异常：" + e);
            }
            // 记录操作日志
            BLL.SysOperationLogHelp.AddSysOperationLog(context, Common.EnumOperationLogType.Query, "操作日志请求", "查询");
            return returnstr;
        }


        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }
}