using System;
using iTunesLib;
using System.Xml;
using System.Xml.Linq;
using System.IO;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using TagLib;
using ITLRU;
using System.Xml.Serialization;
namespace BackupLib
{
    class Program
    {
      static void Main(string[] args)
        {
            // iTunes classes
            iTunesAppClass itunes = new iTunesAppClass();
            IITLibraryPlaylist mainLibrary = itunes.LibraryPlaylist;
            IITTrackCollection ittracks = mainLibrary.Tracks;
            List<string> files = new List<string>();
            List<string> musicfiles = new List<string>();
            List<string> badfiles = new List<string>();
            List<string> songlist = new List<string>();

          int state = (int)itunes.PlayerState;
          //Console.Write(state); System.Threading.Thread.Sleep(5500);

          if (state == 1){ Console.Write("Itunes will be Pausing to ensure Data Integrity");System.Threading.Thread.Sleep(5500); itunes.Pause(); }
          //Console.WriteLine state;

          string[] extensions = { "*.mp3", "*.mp4", "*.m4a", "*.m4v", "*.m4p", "*.m4b", "*.flac"};
            string filepath = "G:\\iTunes Media";
            foreach (string extension in extensions)
            {
                files.AddRange(Directory.GetFiles(filepath, extension, SearchOption.AllDirectories));
            }

            foreach (string file in files)
            {
                try {string taglibfile = TagLib.File.Create(file).Tag.Title; musicfiles.Add(file); Console.WriteLine(taglibfile); }
                catch {badfiles.Add(file); }
            }

            //string pattern = "[\\~#%&*{}/:<>?|\"-]";
            //string replacement = "_";
            //Regex regEx = new Regex(pattern);
            //string sanitized = Regex.Replace(regEx.Replace(input, replacement), @"\s+", " ");

          XDocument baddoc = new XDocument
                (new XElement("Corrupt",
                    badfiles.Select(badfile =>
                    new XElement("File", badfile))));
                baddoc.Save("G:\\ITL\\badfiles.xml");
          // foreach(string musicfile in musicfiles)
           //{ String Title = (TagLib.File.Create(musicfile).Tag.Title); }

          XDocument doc = new XDocument();
              //foreach(string musicfile in musicfiles){
              //string Title = (TagLib.File.Create(musicfile).Tag.Title);
              //}
              XElement songsElement = new XElement("Songs");
              foreach(var musicfile in musicfiles)
              {
                  XElement songElement = new XElement("Song");
                  string songTitle = TagLib.File.Create(musicfile).Tag.Title;
                  string songPath = musicfile;
                  string songArtist = (TagLib.File.Create(musicfile).Tag.Performers);
                  songlist.Add("Adding "+songTitle+", Artist "+songArtist+", at path "+songPath+" to DirLib file.");
                  XElement titleElement = new XElement("Title",songTitle);
                  XElement pathElement = new XElement("Path", musicfile);
                  XElement artistElement = new XElement("Artist",songArtist);
                  songElement.Add(titleElement);
                  songElement.Add(pathElement);
                  songElement.Add(artistElement);
                  songsElement.Add(songElement);
              }
          System.IO.File.WriteAllLines(@"C:\Users\Public\TestFolder\WriteLines.txt", songlist);
          doc.Add(songsElement);
          doc.Save("G:\\ITL\\DirLib.xml");
                itunes.Play();
        }
    }
}