using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Runtime.Serialization.Json;
using System.Web.SessionState;
using Dapper;
using Dapper.Contrib.Extensions;
using System.Data.SqlClient;
using System.IO.Compression;

namespace abbott_2024_event.BackEnd.api
{
    /// <summary>
    /// clearAllData 的摘要描述
    /// </summary>
    public class clearAllData : IHttpHandler
    {

        SqlConnection conn = new SqlConnection(globalClass.appsettings("DBConnectionString"));
        public authToken authToken;
        public void ProcessRequest(HttpContext context)
        {
            result objRet = new result();
            DataContractJsonSerializer json = new DataContractJsonSerializer(objRet.GetType());
            context.Response.ContentType = "application/json;charset=utf-8";
            context.Response.AddHeader("Access-Control-Allow-Origin", "*");

            string acceptEncoding = context.Request.Headers["Accept-Encoding"].ToString().ToUpperInvariant();
            if (!String.IsNullOrEmpty(acceptEncoding))
            {
                if (acceptEncoding.Contains("GZIP"))
                {
                    //输出流头部GZIP压缩
                    context.Response.AppendHeader("Content-encoding", "gzip");
                    context.Response.Filter = new GZipStream(context.Response.Filter, CompressionMode.Compress);
                }
                else if (acceptEncoding.Contains("DEFLATE"))
                {
                    //输出流头部DEFLATE压缩
                    context.Response.AppendHeader("Content-encoding", "deflate");
                    context.Response.Filter = new DeflateStream(context.Response.Filter, CompressionMode.Compress);
                }
            }

            authToken objAuth = new authToken();

            if (!objAuth.user_isLogin)
            {
                objRet.ret = "no";
                objRet.err_code = "0001";
                objRet.message = "尚未登入，請登入後使用";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }

            string type = (context.Request["type"] == null) ? "" : context.Request["type"].ToString();

            string myIP = globalClass.GetIPAddress();

            if (myIP == "::1")
            {
                myIP = "127.0.0.1";
            }

            Boolean isAllow = false;

            if (myIP == "127.0.0.1")
            {
                isAllow = true;
            }

            string myIP_2 = myIP.Substring(0, myIP.LastIndexOf('.'));

            if (myIP_2 == "60.251.161")
            {
                isAllow = true;
            }

            //isAllow = false;

            if (isAllow == false) {
                objRet.ret = "no";
                objRet.err_code = "0002";
                objRet.message = "IP錯誤無法操作!";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }

            if (type == "") {
                objRet.ret = "no";
                objRet.err_code = "0003";
                objRet.message = "無type!";
                json.WriteObject(context.Response.OutputStream, objRet);
                return;
            }


            if (type == "all")
            {
                conn.Execute("delete from babyRec where babyRec_createdate <= '2025/3/31 23:59:59' ");
                conn.Execute("delete from babyData where babyData_createdate <= '2025/3/31 23:59:59' ");
                conn.Execute("delete from lineUser where lineUser_createdate <= '2025/3/31 23:59:59' ");
            }
            
            if (type == "babyRec")
            {
                conn.Execute("delete from babyRec where babyRec_createdate <= '2025/3/31 23:59:59' ");
            }

            if (type == "babyData")
            {
                conn.Execute("delete from babyData where babyData_createdate <= '2025/3/31 23:59:59' ");
                conn.Execute("delete from babyRec where babyRec_createdate <= '2025/3/31 23:59:59' ");
            }

            objRet.ret = "yes";
            json.WriteObject(context.Response.OutputStream, objRet);
            return;
        }

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }

        public class result
        {
            public string ret = "no";
            public string err_code = "0000";
            public string message = "";
        }
    }
}