KaraokePC/TestSelector/Form1.cs

using FireSharp;
using FireSharp.Config;
using FireSharp.Interfaces;
using KaraokePlayer.Classes;
using KaraokePlayer.Enums;
using KaraokePlayer.Interfaces;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows.Forms;
using TagLib;

namespace TestSelector
{

    public partial class Form1 : Form
    {
        FirebaseController controller;

        public Form1()
        {

            InitializeComponent();
            controller = new FirebaseController(
                stateChanged: (args) =>
                {
                    if (args.State == KaraokePlayer.Enums.PlayerState.Play)
                    {
                        this.Invoke(new Action(() => { buttonUpdateForPause(); }));
                    }
                    else if (args.State == KaraokePlayer.Enums.PlayerState.Pause)
                    {
                        this.Invoke(new Action(() => { buttonUpdateForPlay(); }));
                    }
                },
                songChanged: (args) =>
                {
                    this.Invoke(new Action(() => { buttonUpdateForPlay(); }));
                },
                playQueueChanged:() => {
                    this.Invoke(new Action(() => { updatePlayQueue(); }));
                }
             );

        }
        private List<FileInfo> _fileList;
        private List<ISong> _playQueue;
        private void updatePlayQueue()
        {
            _playQueue = controller.PlayQueue;
            listBox2.DataSource = null;
            listBox2.DataSource = _playQueue;
            listBox2.DisplayMember = "Description";
        }

        private void buttonUpdateForPlay()
        {
            button3.Text = "Play";
        }

        private void buttonUpdateForPause()
        {
            button3.Text = "Pause";
        }


        private void button1_Click(object sender, EventArgs e)
        {
            if (browseDialog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                var files = GetFiles(browseDialog.SelectedPath, "*.cdg|*.mp4", searchOption: System.IO.SearchOption.AllDirectories);
                var filtered = files.Where(f => f.Length < 248).ToList();
                _fileList = filtered.Select(file => new FileInfo(file)).ToList();
                listBox1.DataSource = _fileList;
                listBox1.DisplayMember = "Name";

            }
        }
        private static string[] GetFiles(string path, string searchPattern, SearchOption searchOption)
        {
            string[] searchPatterns = searchPattern.Split('|');
            List<string> files = new List<string>();
            foreach (string sp in searchPatterns)
                files.AddRange(System.IO.Directory.GetFiles(path, sp, searchOption));
            files.Sort();
            return files.ToArray();
        }

        private void textBox1_TextChanged(object sender, EventArgs e)
        {
            listBox1.DataSource = _fileList.Where(file => Regex.IsMatch(file.Name, textBox1.Text, RegexOptions.IgnoreCase)).ToList();
        }
        
        private void button2_Click(object sender, EventArgs e)
        {
            FileInfo file = (FileInfo)listBox1.SelectedItem;
            TagLib.File tag = null;
            FirebaseSong song = new FirebaseSong();
            if (file.Extension.ToLower() == ".cdg")
            {
                tag = TagLib.File.Create(Path.ChangeExtension(file.FullName, ".mp3"));
                song.FileType = FileType.CDG;
            }
            else if (file.Extension.ToLower() == ".mp4")
            {
                tag = TagLib.File.Create(file.FullName);
                song.FileType = FileType.MP4;
            }
            song.Order = 1;
            song.Id = new Random().Next(0, 50000);
            song.Title = tag.Tag.Title;
            song.Artist = tag.Tag.Performers[0];
            song.Path = file.FullName;
            controller.AddSongToQueue(song);
        }

        private void button3_Click(object sender, EventArgs e)
        {
            if (button3.Text == "Play")
            {
                controller.Play();
            } else
            {
                controller.Pause();
            }
        }

        private void button4_Click(object sender, EventArgs e)
        {
            controller.Stop();
        }

        private void button5_Click(object sender, EventArgs e)
        {
            controller.RemoveSong(controller.CurrentSong);
            controller.GetNextSong();
        }

        private void button6_Click(object sender, EventArgs e)
        {
            ISong song = (ISong)listBox2.SelectedItem;
            controller.PlaySong(song);
        }

        private void button7_Click(object sender, EventArgs e)
        {
            ISong song = (ISong)listBox2.SelectedItem;
            controller.RemoveSong(song);
        }
    }
}