using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using System.Diagnostics;
using System.Net;
using SevenZip;
using System.IO;
using System.Configuration;

namespace AutoUpdate
{
    public partial class autoUpdate : Form
    {
        string url = string.Empty;
        string filePath = string.Empty;
        private static readonly string fileNm = ConfigurationManager.AppSettings["FileNm"];
        //bool isDownload
        public autoUpdate()
        {
            InitializeComponent();
        }

        private void autoUpdate_Load(object sender, EventArgs e)
        {
            try
            {
                autoUpdateVersion.AutoUpdate WS = new autoUpdateVersion.AutoUpdate();

                filePath = Application.StartupPath + "\\update\\";
                if (!Directory.Exists(filePath))
                {
                    Directory.CreateDirectory(filePath);
                }
                url = WS.ZipFile();
                WebClient wClient = new WebClient();
                wClient.DownloadFileCompleted += new AsyncCompletedEventHandler(wClient_DownloadFileCompleted);
                Uri ul = new Uri(url);
                wClient.DownloadFileAsync(ul, filePath + "update.zip");

            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }
        private void wClient_DownloadFileCompleted(object sender, AsyncCompletedEventArgs e)
        {
            autoUpdateVersion.AutoUpdate WS = new autoUpdateVersion.AutoUpdate();
            WS.deleteFile(url);
            SevenZipExtractor Extractor = new SevenZipExtractor(filePath + "update.zip");
            Extractor.ExtractionFinished+=new EventHandler<EventArgs>(Extractor_ExtractionFinished);

            Extractor.ExtractFiles(filePath + "tmp", Extractor.ArchiveFileNames.ToArray());


        }
        private void Extractor_ExtractionFinished(object sender, EventArgs e)
        {
            try
            {
                DirectoryInfo di = new DirectoryInfo(filePath + "tmp");
                DirectoryInfo diroot = new DirectoryInfo((Application.StartupPath));
                DirectoryInfo[] dis = di.GetDirectories();
                //string[] dis = Directory.GetDirectories(filePath + "tmp");
                foreach (DirectoryInfo d in dis)
                {
                    if (!Directory.Exists(Application.StartupPath + "\\" + d.Name))
                        Directory.CreateDirectory(Application.StartupPath + "\\" + d.Name);
                    FileInfo[] fis = d.GetFiles();
                    foreach (FileInfo fi in fis)
                        fi.CopyTo(Application.StartupPath + "\\" + d.Name+"\\"+fi.Name, true);
                }
                FileInfo[] files = di.GetFiles();
                foreach (FileInfo file in files)
                {
                    file.CopyTo(Application.StartupPath + "\\" + file.Name, true);
                }
                File.Delete(filePath + "update.zip");
                Directory.Delete(filePath + "tmp", true);
                Process.Start(Application.StartupPath + "\\"+ fileNm);
                Process.GetCurrentProcess().Kill();
            }
            catch (Exception ex)
            {

            }
        }
    }
}