using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;
using System.Net;

namespace Patcher2
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        public FtpWebRequest request;
        public string ToFake(string name)
        {
            return name.Replace(@"\", "/");
        }
        public string FromFake(string name)
        {
            return name.Replace("/", @"\");
        }
        public void Upload(string fileName, string fn2)
        {
            fileName = ToFake(fileName);
            this.request = (FtpWebRequest)WebRequest.Create("ftp://amit1532.comule.com/public_html/Patcher/" + fileName);
            string fN = fileName;
            int place = 0;
            if (fN.IndexOf("/") != -1)
            {
                while (place != -1)
                {
                        if (fileName.IndexOf("/") == -1)
                        {
                            break;
                        }
                        place = fileName.IndexOf("/", place + 1);
                        if (place == -1)
                            break;
                        fN = fileName.Substring(0, place);


                        WebRequest req = WebRequest.Create("ftp://amit1532.comule.com/public_html/Patcher/" + fN);
                        req.Credentials = new NetworkCredential("a7566948", "1l0o0744");

                        req.Method = WebRequestMethods.Ftp.MakeDirectory;
                        try
                        {
                            WebResponse res = req.GetResponse();
                        }
                        catch
                        {
                        }
                }
            }
            this.request.Method = "STOR";
            this.request.Credentials = new NetworkCredential("a7566948", "1l0o0744");
            StreamReader sourceStream = new StreamReader(fn2);
            byte[] fileContents = Encoding.UTF8.GetBytes(sourceStream.ReadToEnd());
            sourceStream.Close();
            this.request.ContentLength = (long)fileContents.Length;
            Stream requestStream = this.request.GetRequestStream();
            requestStream.Write(fileContents, 0, fileContents.Length);
            requestStream.Close();
            FtpWebResponse response = (FtpWebResponse)this.request.GetResponse();
            response.Close();
        }
        public void UploadText(string fileName, string text)
        {
            this.request = (FtpWebRequest)WebRequest.Create("ftp://amit1532.comule.com/public_html/Patcher/" + fileName);
            this.request.Method = "STOR";
            request.Headers.Add("Overwrite", "t");
            this.request.Credentials = new NetworkCredential("a7566948", "1l0o0744");
            byte[] fileContents = StrToByteArray(text);
            string bitbit = "";
            for (int i = 0; i < fileContents.Length; i++)
            {
                bitbit += fileContents[i].ToString();
            }
            this.request.ContentLength = (long)fileContents.Length;
            Stream requestStream = this.request.GetRequestStream();
            requestStream.Write(fileContents, 0, fileContents.Length);
            requestStream.Close();
            FtpWebResponse response = (FtpWebResponse)this.request.GetResponse();
            response.Close();
        }
        public void CreateFile(string name, string text)
        {
            name = FromFake(name);
            string fN = name;
            while (fN.IndexOf("\\") != -1)
            {
                string nDir = name.Substring(0, fN.IndexOf("\\"));
                if (!Directory.Exists(nDir))
                {
                    DirectoryInfo di = Directory.CreateDirectory(fN);

                    // Delete the directory.
                    di.Delete();
                }

                fN = fN.Substring(fN.IndexOf("\\") + 1);
            }
            FileStream fs = new FileStream(name, FileMode.OpenOrCreate, FileAccess.Write);

            fs.Write(StrToByteArray(text), 0, text.Length);
            fs.Close();
        }
        public string ReadSrvFile(string name)
        {
            WebClient request = new WebClient();
            string url = "ftp://amit1532.comule.com/public_html/Patcher/" + name;
            byte[] newFileData = new byte[0];
            try
            {
                request.Credentials = new NetworkCredential("a7566948", "1l0o0744");
                newFileData = request.DownloadData(url);
            }
            catch
            {
                return "";
            }
            return Encoding.UTF8.GetString(newFileData);
        }
        private void button1_Click(object sender, EventArgs e)
        {
            List<string> strs = this.GetFiles(this.GetVersion());
            DownloadFiles(strs);

            MessageBox.Show("your files have been downloaded");
        }
        private void button2_Click(object sender, EventArgs e)
        {
            string[] filePaths = Directory.GetFiles("toUploading", "*.*", SearchOption.AllDirectories);

            progressBar1.Maximum = filePaths.Length;
            progressBar1.Minimum = 0;

            for (int i = 0; i<filePaths.Length; ++i)
            {
                filePaths[i] = filePaths[i].Substring(filePaths[i].IndexOf("\\")+1);

                Upload(filePaths[i], @"toUploading\"+filePaths[i]);

                progressBar1.Increment(1);
            }

            UpdatePatcher(filePaths);
            MessageBox.Show("your files have been uploaded");
        }
        void UpdatePatcher(string[] files)
        {

            string srvText = ReadSrvFile("patcher.txt");
            float version = float.Parse(srvText.Substring(srvText.LastIndexOf("version: ") + 9, srvText.IndexOf("\n", srvText.LastIndexOf("version: ")) - (srvText.LastIndexOf("version: ") + 9)));
            version += 0.1f;
            srvText += "\r\n\r\nversion: " + version.ToString() + "\r\nfile: ";
            for (int i = 0; i < files.Length; ++i)
            {
                srvText += " \"" + files[i] + "\"";
            }
            UploadText("patcher.txt", srvText);
        }
        public string ReadFile(string name)
        {
            return File.ReadAllText(name);
        }
        public static byte[] StrToByteArray(string str)
        {
            UTF8Encoding encoding = new UTF8Encoding();
            return encoding.GetBytes(str);
        }
        public string GetVersion()
        {
            string text = this.ReadFile("keyfile.txt");

            return text.Substring(9);
        }
        public void SetVersion(string ver)
        {
            ver = "version: " + ver;
            FileStream fs = new FileStream("keyfile.txt", FileMode.OpenOrCreate, FileAccess.Write);

            fs.Write(Form1.StrToByteArray(ver), 0, ver.Length);
            fs.Close();
        }
        public List<string> GetFiles(string ver)
        {
            List<string> files = new List<string>();
            string srvText = this.ReadSrvFile("patcher.txt");
            int place = srvText.IndexOf("version: ", srvText.IndexOf("version: " + ver)+1);
            if (place == -1)
            {
                MessageBox.Show("you already have the newest update");
                return files;
            }
            place = srvText.IndexOf("\"", srvText.IndexOf("file: ", place));

            while (srvText.IndexOf("\"", place + 1) != -1 && place != -1)
            {

                string str = srvText.Substring(place + 1, srvText.IndexOf("\"", place + 1)-(place+1));

                place = srvText.IndexOf("\"", srvText.IndexOf("\"", place + 1)+1);
                files.Add(str);
            }

            SetVersion(srvText.Substring(srvText.LastIndexOf("version: ") + 9, srvText.IndexOf("\n", srvText.LastIndexOf("version: ")) - (srvText.LastIndexOf("version: ") + 9)));
            return files;
        }
        public void DownloadFiles(List<string> files)
        {
            progressBar1.Maximum = files.Count;
            progressBar1.Minimum = 0;

            for (int i = 0; i < files.Count; ++i)
            {
                string str = ReadSrvFile(files[i]);
                CreateFile(files[i], str);

                progressBar1.Increment(1);
            }
        }
    }
}