Updated playlist model class. Added playlist tests.

This commit is contained in:
2025-02-17 23:22:28 -05:00
parent cccf0b57a5
commit 8cf4bb2804
4 changed files with 187 additions and 30 deletions

View File

@@ -5,35 +5,37 @@ namespace Harmonia.Core.Models;
public class Playlist(string name)
{
public string UID { get; set; } = Guid.NewGuid().ToString();
private readonly List<PlaylistSong> _songs = [];
public string UID { get; init; } = Guid.NewGuid().ToString();
public string Name { get; set; } = name;
public List<PlaylistSong> Songs { get; set; } = [];
public IReadOnlyList<PlaylistSong> Songs => _songs;
public List<GroupOption> GroupOptions { get; set; } = [];
public List<SortOption> SortOptions { get; set; } = [];
public bool IsLocked { get; set; }
public event EventHandler<PlaylistUpdatedEventArgs>? PlaylistUpdated;
public void AddSong(Song song, int? index)
public void AddSong(Song song, int? index = null)
{
AddSongs([song], index);
}
public void AddSongs(Song[] songs, int? index)
public void AddSongs(Song[] songs, int? index = null)
{
PlaylistSong[] playlistSongs = songs.Select(song => new PlaylistSong(song)).ToArray();
AddSongs(playlistSongs, index);
}
private void AddSongs(PlaylistSong[] playlistSongs, int? index)
private void AddSongs(PlaylistSong[] playlistSongs, int? index = null)
{
if (IsLocked)
return;
int insertIndex = index ?? Songs.Count;
Songs.InsertRange(insertIndex, playlistSongs);
_songs.InsertRange(insertIndex, playlistSongs);
PlaylistUpdatedEventArgs eventArgs = new()
{
@@ -48,7 +50,7 @@ public class Playlist(string name)
public void MoveSong(PlaylistSong playlistSong, int newIndex)
{
int currentIndex = Songs.IndexOf(playlistSong);
int currentIndex = _songs.IndexOf(playlistSong);
MoveSong(currentIndex, newIndex);
}
@@ -63,8 +65,8 @@ public class Playlist(string name)
PlaylistSong playlistSong = Songs[oldIndex];
Songs.Remove(playlistSong);
Songs.Insert(newIndex, playlistSong);
_songs.Remove(playlistSong);
_songs.Insert(newIndex, playlistSong);
PlaylistUpdatedEventArgs eventArgs = new()
{
@@ -81,8 +83,8 @@ public class Playlist(string name)
public void SortSongs(PlaylistSong[] playlistSongs, SortOption[] sortOptions)
{
Dictionary<int, PlaylistSong> oldPlaylistSongs = playlistSongs
.OrderBy(Songs.IndexOf)
.ToDictionary(Songs.IndexOf, playlistSong => playlistSong);
.OrderBy(_songs.IndexOf)
.ToDictionary(_songs.IndexOf, playlistSong => playlistSong);
Song[] songs = playlistSongs.Select(playlistSong => playlistSong.Song).ToArray();
Song[] sortedSongs = [.. songs.SortBy(sortOptions)];
@@ -98,8 +100,8 @@ public class Playlist(string name)
if (newPlaylistSong == playlistSong)
continue;
Songs.Remove(playlistSong);
Songs.Insert(index, newPlaylistSong);
_songs.RemoveAt(index);
_songs.Insert(index, newPlaylistSong);
}
PlaylistUpdatedEventArgs eventArgs = new()
@@ -120,22 +122,9 @@ public class Playlist(string name)
public void RemoveSongs(int index, int count)
{
if (IsLocked)
return;
PlaylistSong[] playlistSongs = [.. _songs.GetRange(index, count)];
PlaylistSong[] playlistSongs = [.. Songs.GetRange(index, count)];
Songs.RemoveRange(index, count);
PlaylistUpdatedEventArgs eventArgs = new()
{
Action = PlaylistUpdateAction.Remove,
Index = index,
Count = count,
Songs = playlistSongs
};
PlaylistUpdated?.Invoke(this, eventArgs);
RemoveSongs(playlistSongs);
}
public void RemoveSong(PlaylistSong playlistSong)
@@ -145,11 +134,14 @@ public class Playlist(string name)
public void RemoveSongs(PlaylistSong[] playlistSongs)
{
if (IsLocked)
return;
List<PlaylistSong> removedSongs = [];
foreach (PlaylistSong playlistSong in playlistSongs)
{
if (Songs.Remove(playlistSong))
if (_songs.Remove(playlistSong))
{
removedSongs.Add(playlistSong);
}