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;
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>();
            itunes.Pause();
          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); }
            }

          Regex r = new Regex(@"(?<=\<\w+)[#\{\}\(\)\&](?=\>)|(?<=\</\w+)[#\{\}\(\)\&](?=\>)");
          XDocument baddoc = new XDocument
                (new XElement("Corrupt",
                    badfiles.Select(badfile =>
                    new XElement("File", badfile))));
                baddoc.Save("D:\\badfiles.xml");

            XDocument doc = new XDocument
                (
                new XElement("Songs",
                 musicfiles.Select(musicfile=> (TagLib.File.Create(musicfile).Tag.Title);
                     new XElement("Song",
                   (new XElement("Title", (XmlConvert.EncodeName(TagLib.File.Create(musicfile).Tag.Title)))),
                   (new XElement("Path", (XmlConvert.EncodeName(musicfile)))),
                   (new XElement("Artist",(TagLib.File.Create(musicfile).Tag.Performers))))
                   )));
                doc.Save("D:\\files.xml");
                itunes.Play();
        }
    }
}