/// <summary>
/// Add a song to the list Songs
/// </summary>
/// <param name="song">The Song to add to the list</param>
public void Add(Song song)
{
if (!songs.Contains(song))
{
songs.Add(song);
}
}
/// <summary>
/// Add a Song to the Artist
/// </summary>
/// <param name="song">Song from Artist</param>
public void Add(Song song)
{
if (!songs.Contains(song))
{
song.Preformer = this;
songs.Add(song);
}
}
/// <summary>
/// Add a song to the playlist
/// </summary>
/// <param name="song">The song to add</param>
public void Add(Song song)
{
//if 'Contains' is not allowed:
//if(!Present(song))
if (!songs.Contains(song))
{
songs.Add(song);
}
}
/// <summary>
/// Construct the Music Player
/// </summary>
public MusicPlayer()
{
artists = new List<Artist>();
songs = new List<Song>();
playlists = new List<Playlist>();
wplayer = new WMPLib.WindowsMediaPlayer();
currentlyPlaying = null;
currentlyPlayingList = null;
}
public Song[] SortSongs(Song[] songs, int index)
{
switch (index)
{
case -1:
return songs;
case 0:
return songs.OrderBy(s => s.Path).OrderByDescending(s => s.CreationTime).ToArray();
case 1:
return songs.OrderBy(s => s.Path).OrderBy(s => s.Title).ToArray();
case 2:
return songs.OrderBy(s => s.Path).OrderBy(s => s.Artist).ToArray();
}
return null;
}
/// <summary>
/// Plays the first or next song in the playlist
/// </summary>
/// <returns>The song that is playing, if nothing is playing returns null</returns>
public Song PlayFirstOrNextSong()
{
if (currentlyPlaying == null || !songs.Contains(currentlyPlaying))
{
if (songs.Count() > 0)
{
currentlyPlaying = songs.ElementAt(0);
}
else
{
currentlyPlaying = null;
}
}
else
{
if (songs.Contains(currentlyPlaying))
{
currentlyPlaying = songs.ElementAt(songs.IndexOf(currentlyPlaying) + 1);
}
}
return currentlyPlaying;
}
public static MusicCollection GetSongs(this Client client)
{
IXPFile request = new IXPFile();
request.NetworkFunction = "com.projectgame.music.music.getsongs";
IXPFile response = client.IXPRequest(request);
MusicCollection musicCollection = new MusicCollection();
int artistCount = int.Parse(response.GetInfoValue("artist_count"));
for(int currentArtistIndex = 0; currentArtistIndex < artistCount; currentArtistIndex++) {
int artistID = int.Parse(response.GetInfoValue("artist_" + currentArtistIndex + "_id"));
string artistName = response.GetInfoValue("artist_" + currentArtistIndex + "_name");
Artist artist = new Artist(artistID, artistName);
musicCollection.Artists.Add(artist);
int albumCount = int.Parse(response.GetInfoValue("artist_" + currentArtistIndex + "_album_count"));
for(int currentAlbumIndex = 0; currentAlbumIndex < albumCount; currentAlbumIndex++) {
int albumID = int.Parse(response.GetInfoValue("artist_" + currentArtistIndex + "_album_" + currentAlbumIndex + "_id"));
string albumName = response.GetInfoValue("artist_" + currentArtistIndex + "_album_" + currentAlbumIndex + "_name");
Album album = new Album(albumID, albumName);
artist.Albums.Add(album);
int songCount = int.Parse(response.GetInfoValue("artist_" + currentArtistIndex + "_album_" + currentAlbumIndex + "_song_count"));
for(int currentSongIndex = 0; currentSongIndex < songCount; currentSongIndex++) {
int songID = int.Parse(response.GetInfoValue("artist_" + currentArtistIndex + "_album_" + currentAlbumIndex + "_song_" + currentSongIndex + "_id"));
string songName = response.GetInfoValue("artist_" + currentArtistIndex + "_album_" + currentAlbumIndex + "_song_" + currentSongIndex + "_name");
Song song = new Song(songID, songName);
album.Songs.Add(song);
}
}
}
return musicCollection;
}
/// <summary>
/// Stop playing the playlist
/// </summary>
public void StopPlaying()
{
currentlyPlaying = null;
}
/// <summary>
/// Remove a song from the playlist
/// </summary>
/// <param name="song">The song to remove</param>
public void Remove(Song song)
{
//if 'Contains' is not allowed:
//if(Present(song))
if (songs.Contains(song))
{
songs.Remove(song);
}
}
private void btnAddSong_Click(object sender, EventArgs e)
{
if(tbName.TextLength < 1)
{
MessageBox.Show("De naam van de song mag niet leeg zijn!");
return;
}
if (dtpDate.Value >= DateTime.Now)
{
MessageBox.Show("Datum moet in het verleden zijn!");
return;
}
if (lbArtists.SelectedItem == null)
{
MessageBox.Show("Selecteer een artiest!");
return;
}
if(tbFilePath.TextLength < 1)
{
MessageBox.Show("Het opgegeven bestand bestaat niet of is geen muziek bestand!");
return;
}
FileInfo fi = new FileInfo(tbFilePath.Text);
if (!fi.Exists || fi.Extension.CompareTo(".mp3") != 0)
{
MessageBox.Show("Het opgegeven bestand bestaat niet of is geen mp3 bestand!");
return;
}
foreach (Song s in musicplayer.Songs())
{
if (s.PathOfFile == tbFilePath.Text)
{
MessageBox.Show("Song bestaat al!");
return;
}
}
Song song = new Song(tbName.Text, dtpDate.Value.Year, (Artist)lbArtists.SelectedItem, tbFilePath.Text);
if (rtbLyrics.TextLength > 0)
{
song.Lyrics = rtbLyrics.Text;
}
musicplayer.Add(song);
this.Close();
}
private void SetSongsList(Song[] list, bool sortList, bool changeCurrentPlaylist, bool moveToFirstSong)
{
if (list == null || songsListBlocked)
return;
songsListBlocked = true;
if (!changeCurrentPlaylist)
{
if (songsManager.SortSongs(visibleSongs, 0)
.SequenceEqual(songsManager.SortSongs(list, 0), new Song() as IEqualityComparer<Song>))
{
songsListBlocked = false;
return;
}
Song[] busyDataGridSongs;
if (busyDataGrid == playlist1DataGrid)
busyDataGridSongs = playlist1Songs;
else
busyDataGridSongs = playlist2Songs;
if (visibDataGrid != busyDataGrid && songsManager.SortSongs(busyDataGridSongs, 0)
.SequenceEqual(songsManager.SortSongs(list, 0), new Song() as IEqualityComparer<Song>))
{
ShowBusyPlaylist();
songsListBlocked = false;
return;
}
busyDataGrid.Visibility = Visibility.Collapsed;
freeDataGrid.Visibility = Visibility.Visible;
busyDGSortIndex = sortComboBox.SelectedIndex;
((Image)randButton.Content).Source = visibSongsMixed ? new BitmapImage(new Uri(@"pack://*****:*****@"pack://application:,,,/Images/rand.png"));
}
if (list == null || list.Length == 0)
{
visibleSongs = new Song[0];
visibDataGrid.Items.Clear();
}
else
{
Song currSong = new Song();
if (visibDataGrid == busyDataGrid && visibDataGrid.SelectedIndex != -1
&& (visibSongsMixed == true || sortList))
{
currSong = (Song)visibDataGrid.SelectedItem;
int count = visibDataGrid.Items.Count;
int i = 0;
while (visibDataGrid.Items.Count != 1)
{
if (((Song)visibDataGrid.Items[i]).Path != currSong.Path)
visibDataGrid.Items.RemoveAt(i);
else
i++;
}
var songsList = list.ToList();
songsList.Remove(currSong);
list = songsList.ToArray();
}
else
visibDataGrid.Items.Clear();
Song[] songs = (visibSongsMixed) ? songsManager.MixSongs(list) : (sortList) ?
songsManager.SortSongs(list, sortComboBox.SelectedIndex) : list;
var newSongsList = new List<Song>();
if (currSong.Path != null)
newSongsList.Add(currSong);
newSongsList.AddRange(songs);
visibleSongs = newSongsList.ToArray();
for (int i = 0; i < songs.Length && i < (currSong.Path != null ? numOfSongsToAddWhenScrolling - 1 : numOfSongsToAddWhenScrolling); i++)
visibDataGrid.Items.Add(songs[i]);
if (moveToFirstSong)
MoveToFirstSong();
}
numOfAudioTextBlock.Content = string.Format("Количество песен в списке: {0}", visibleSongs.Length);
songsListBlocked = false;
}
/// <summary>
/// Handles double clicking on songlist
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Row_DoubleClick(object sender, MouseButtonEventArgs e)
{
// stop current playing song
player.Dispose();
timer.Stop();
DataGridRow row = sender as DataGridRow;
Song s = (Song)row.Item;
currentlyPlayingSong = s;
labelSongName.Content = s.Artist + " - " + s.SongName;
imageAlbumArt.Source = s.Album.GetAlbumArt();
// next line needed to force ui to update, otherwise the width of the previous label content would be used in the PlayAnimation method
// works by telling dispatcher to perform a task with less priority than rendering, but no action specified.
Dispatcher.Invoke(new Action(() => { }), DispatcherPriority.ContextIdle, null); // forces UI to update, this can cause performance issues
// played the selected song
player.Initialise(s.FilePath);
soundSlider.IsEnabled = true;
soundSlider.Value = 0;
soundSlider.Maximum = player.SoundSource.Length;
player.Play();
player.SoundOut.Volume = (float)volumeSlider.Value;
timer.Start();
// show max audio position to right of slider
TimeSpan ts = player.SoundSource.GetLength();
labelAudioLength.Content = string.Format("{0}:{1:D2}", ts.Minutes, ts.Seconds); // d2 means 2 decimals so 02 etc
labelAudioPosition.Content = "0:00";
// toggle play button icon
playButtonBrush.Visual = FindResource("appbar_control_pause") as Visual;
PlayAnimation();
}
private void DeleteSong(Song song)
{
mediaElement.Source = null;
var dataGrid = busyDataGrid;
busyDataGrid.SelectedIndex = -1;
var songs = playlist1Songs.ToList();
songs.Remove(song);
playlist1Songs = songs.ToArray();
songs = playlist2Songs.ToList();
songs.Remove(song);
playlist2Songs = songs.ToArray();
if (dataGrid.Items.Count > 0)
dataGrid.SelectedIndex = 0;
if (visibDataGrid == busyDataGrid)
{
busyDataGrid.SelectedIndex = -1;
SetSongsList(busySongs, true, true, true);
}
else
{
var vSongs = visibleSongs;
SetSongsList(busySongs, true, true, true);
SetSongsList(vSongs, true, false, false);
}
}
/// <summary>
/// Creat a playlist
/// </summary>
/// <param name="name">Name of the playlist</param>
public Playlist(string name)
{
this.Name = name;
songs = new List<Song>();
currentlyPlaying = null;
}
public static (List <Song>, int, int, int) GetSongsData()
{
var minDuration = 1000;
var maxDuration = 0;
var totalDuration = 0;
var artist = new Artist();
artist.Name = "Powerwolf";
Console.WriteLine(artist.Name);
Console.WriteLine(Artist.Genre.Techno);
var artist2 = new Artist("Lordi");
Console.WriteLine(artist2.Name);
Console.WriteLine(Artist.Genre.DubStep);
var artist3 = new Artist("Sabaton");
Console.WriteLine(artist3.Name);
Console.WriteLine(Artist.Genre.Classic);
var album = new Album();
album.Name = "New Album";
album.Year = 2018;
List <Song> songs = new List <Song>();
var random = new Random();
for (int i = 0; i < 10; i++)
{
var song = new Song()
{
Duration = random.Next(1000),
Name = $"New song {i}",
Album = album,
Artist = artist
};
songs.Add(song);
totalDuration += songs[i].Duration;
if (songs[i].Duration < minDuration)
{
minDuration = song.Duration;
}
maxDuration = Math.Max(maxDuration, song.Duration);
}
//return new Object[]{ songs , totalDuration, maxDuration, minDuration };
//return new Tuple<Song[], int, int, int>(songs, totalDuration, maxDuration, minDuration);
return(songs, totalDuration, maxDuration, minDuration);
//class Tuplesongsarrayintintint {
//Song[] Item1;
//int Item2
//}
}
/// <summary>
/// Plays a MP3 file by the Path of File
/// </summary>
/// <param name="song">The song to play, if this is null only stopping the current song will be performed, if not null, the next song will be player</param>
private void PlayUrl(Song song)
{
//the .stop() fixes a bug where the user would switch tracks really fast and the player component would freeze
wplayer.controls.stop();
if(song != null)
{
wplayer.URL = song.PathOfFile;
wplayer.controls.play();
}
}
/// <summary>
/// Play a playlist
/// </summary>
/// <param name="playlist">The playlist to play</param>
public void Play(Playlist playlist)
{
if(currentlyPlayingList == playlist)
{
currentlyPlaying = currentlyPlayingList.PlayFirstOrNextSong();
}
else
{
if (currentlyPlayingList != null)
{
currentlyPlayingList.StopPlaying();
}
currentlyPlayingList = playlist;
currentlyPlaying = currentlyPlayingList.PlayFirstOrNextSong();
}
PlayUrl(currentlyPlaying);
}
/// <summary>
/// Play a song
/// </summary>
/// <param name="song">The song to play</param>
public void Play(Song song)
{
if (currentlyPlayingList != null)
{
currentlyPlayingList.StopPlaying();
currentlyPlayingList = null;
}
currentlyPlaying = song;
PlayUrl(currentlyPlaying);
}
public void Add(Song s)
{
this.Rows.Add(s.Name, s.Album, s.Artist);
}
/// <summary>
/// Adds a new value to the database and lists
/// </summary>
/// <param name="filepath">filepath of new song</param>
public void Add(string filepath)
{
// get the key for the filepath
int key = filepath.GetHashCode();
databaseConnection.Open();
// check if key exists in database
sqlCommand = "select * from music where id=" + key.ToString() + ";";
command = new SQLiteCommand(sqlCommand, databaseConnection);
SQLiteDataReader reader = command.ExecuteReader();
// if key doesn't exist in database
if (reader.Read() == false)
{
Song newSong = new Song(filepath);
// add the new song to the database
sqlCommand = "insert into music (id, title, artist, album, genre, filepath) values (" + key + ", @Title, @Artist, @Album, @Genre, @FilePath);";
command = new SQLiteCommand(sqlCommand, databaseConnection);
// add these to allow apostrophes' in parameters
command.Parameters.Add(new SQLiteParameter("Title", newSong.SongName));
command.Parameters.Add(new SQLiteParameter("Artist", newSong.Artist.ToString()));
command.Parameters.Add(new SQLiteParameter("Album", newSong.Album.AlbumName));
command.Parameters.Add(new SQLiteParameter("Genre", newSong.Genre));
command.Parameters.Add(new SQLiteParameter("FilePath", filepath));
try
{
command.ExecuteNonQuery();
}
catch (SQLiteException e)
{
MessageBox.Show(e.Message);
}
// add new song to library, throws exception if dupe key - shouldnt happen though
try
{
library.Add(key, filepath);
if (this.AlbumList.Contains(newSong.Album)) // could try this as find index is not null
{
// existing album
int i = this.AlbumList.FindIndex(x => x.AlbumName == newSong.Album.AlbumName && x.Artist == newSong.Artist);
if (i >= 0)
{
// this is when there is an existing album by the same artist, so add new songs to that album
Album existingAlbum = this.AlbumList[i];
existingAlbum.Songs.Add(newSong);
}
else
{
// this happens when a duplicate album but by a different artist, therefore add the new album to the list
this.AlbumList.Add(newSong.Album);
Album newlyAddedAlbum = this.AlbumList[this.AlbumList.FindIndex(x => x.AlbumName == newSong.Album.AlbumName && x.Artist == newSong.Artist)];
newlyAddedAlbum.Songs.Add(newSong);
}
}
else
{
// album doesnt exist
this.AlbumList.Add(newSong.Album);
Album newlyAddedAlbum = this.AlbumList[this.AlbumList.FindIndex(x => x.AlbumName == newSong.Album.AlbumName)];
newlyAddedAlbum.Songs.Add(newSong);
}
// if artist already exists
if (!this.ArtistList.ContainsKey(newSong.Artist))
{
// add song to artist list
this.ArtistList.Add(newSong.Artist, newSong.Artist);
}
}
catch (ArgumentException e)
{
// key already exists
MessageBox.Show(e.Message);
}
}
reader.Close();
databaseConnection.Close();
}
/// <summary>
/// Removes a song from the library
/// </summary>
/// <param name="s">the song to be removed</param>
/// <returns>true if it was the last song in the album, false if not (used to determine whether to show grid or not in main window</returns>
public bool Remove(Song s)
{
int key = s.FilePath.GetHashCode();
// remove from database
databaseConnection.Open();
sqlCommand = "delete from music where id=" + s.FilePath.GetHashCode() + ";";
command = new SQLiteCommand(sqlCommand, databaseConnection);
command.ExecuteNonQuery();
databaseConnection.Close();
// remove from library
library.Remove(key);
// remove from album
int x = AlbumList.FindIndex(a => a.AlbumName == s.Album.AlbumName && a.Artist == s.Album.Artist);
AlbumList[x].Songs.Remove(s);
// remove album from the list if there are no more songs
if (AlbumList[x].Songs.Count == 0)
{
// might cause problems if in song view and one album deleted but others are being shown and then user sent back to grid
AlbumList.RemoveAt(x);
// if no albums left with the same artist name, remove from the artist list
if(!AlbumList.Exists(a => a.Artist == s.Artist))
{
ArtistList.Remove(s.Artist);
}
return true;
}
else
return false;
}
public Song[] MixSongs(Song[] songs)
{
var rand = new Random();
return songs.OrderBy(f => rand.Next(0, songs.Length)).ToArray();
}
private void InitializeTestData()
{
Artist[] artist = new Artist[4];
artist[0] = new Artist("artiest 1", DateTime.Now);
artist[1] = new Artist("artiest 2", DateTime.Now);
artist[2] = new Artist("artiest 3", DateTime.Now);
artist[3] = new Artist("artiest 4", DateTime.Now);
foreach (Artist a in artist)
{
musicplayer.Add(a);
}
Song[] song = new Song[16];
song[0] = (new Song("song 1", 2015, artist[0], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[1] = (new Song("song 2", 2015, artist[0], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[2] = (new Song("song 3", 2015, artist[0], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[3] = (new Song("song 4", 2015, artist[0], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[4] = (new Song("song 5", 2015, artist[1], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[5] = (new Song("song 6", 2015, artist[1], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[6] = (new Song("song 7", 2015, artist[1], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[7] = (new Song("song 8", 2015, artist[1], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[8] = (new Song("song 9", 2015, artist[2], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[9] = (new Song("song 10", 2015, artist[2], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[10] = (new Song("song 11", 2015, artist[2], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[11] = (new Song("song 12", 2015, artist[2], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[12] = (new Song("song 13", 2015, artist[3], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[13] = (new Song("song 14", 2015, artist[3], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[14] = (new Song("song 15", 2015, artist[3], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
song[15] = (new Song("song 16", 2015, artist[3], @"C:\Downloads\Audiomachine - Chronicles 2012\02 - Reaching.mp3"));
foreach (Song s in song)
{
musicplayer.Add(s);
}
Playlist[] playlist = new Playlist[2];
playlist[0] = new Playlist("list 1");
playlist[1] = new Playlist("list 2");
for (int p = 0; p < 2; ++p)
{
for (int i = 0; i < 8; ++i)
{
playlist[p].Add(song[p * 8 + i]);
}
}
foreach (Playlist p in playlist)
{
musicplayer.Add(p);
}
UpdateArtistList();
UpdateSongList();
UpdatePlayList();
}
public void LoadLibrary()
{
// check database exists
try
{
databaseConnection.Open();
// load existing database values to lists
sqlCommand = "select * from music;";
command = new SQLiteCommand(sqlCommand, databaseConnection);
SQLiteDataReader reader = command.ExecuteReader();
while(reader.Read())
{
int key = (int)reader["id"];
library.Add(key, (string)reader["filepath"]);
Song songToAdd = new Song((string)reader["filepath"]);
if(this.AlbumList.Contains(songToAdd.Album)) // could try this as find index is not null
{
// existing album
int i = this.AlbumList.FindIndex(x => x.AlbumName == songToAdd.Album.AlbumName && x.Artist == songToAdd.Artist);
if(i >= 0)
{
// this is when there is an existing album by the same artist, so add new songs to that album
Album existingAlbum = this.AlbumList[i];
existingAlbum.Songs.Add(songToAdd);
}
else
{
// this happens when a duplicate album but by a different artist, therefore add the new album to the list
this.AlbumList.Add(songToAdd.Album);
Album newlyAddedAlbum = this.AlbumList[this.AlbumList.FindIndex(x => x.AlbumName == songToAdd.Album.AlbumName && x.Artist == songToAdd.Artist)];
newlyAddedAlbum.Songs.Add(songToAdd);
}
}
else
{
// when the album doesnt exist
this.AlbumList.Add(songToAdd.Album);
Album newlyAddedAlbum = this.AlbumList[this.AlbumList.FindIndex(x => x.AlbumName == songToAdd.Album.AlbumName)];
newlyAddedAlbum.Songs.Add(songToAdd);
}
// if artist already exists
if (!this.ArtistList.ContainsKey(songToAdd.Artist))
{
// add song to artist list
this.ArtistList.Add(songToAdd.Artist.ToString(), songToAdd.Artist.ToString());
}
}
databaseConnection.Close();
}
catch(SQLiteException e)
{
// database doesnt exist, so create new one.
MessageBox.Show(e.Message + ". Creating new");
databaseConnection = CreateNewDatabase();
}
}
