Added ContextMenu/Flyout animations. Added platform services. Use bitmap cache for all views.

Harmonia.Core/Playlists/Playlist.cs

@@ -31,6 +31,9 @@ public class Playlist
         if (IsLocked)
             return;
 
+        if (playlistSongs.Length == 0)
+            return;
+
         int insertIndex = index ?? Songs.Count;
 
         Songs.InsertRange(insertIndex, playlistSongs);
@@ -158,4 +161,54 @@ public class Playlist
 
         PlaylistUpdated?.Invoke(this, eventArgs);
     }
+
+    public void ImportTags(Song[] songs)
+    {
+        foreach (Song song in songs)
+        {
+            PlaylistSong[] playlistSongs = [.. Songs.Where(playlistSong =>
+                string.Equals(playlistSong.Song.FileName, song.FileName, StringComparison.OrdinalIgnoreCase))];
+
+            foreach (PlaylistSong playlistSong in playlistSongs)
+            {
+                //playlistSong.Song = song;
+            }
+        }
+    }
+
+    public void RemoveMissingSongs()
+    {
+        PlaylistSong[] missingSongs = [.. Songs.Where(playlistSong =>
+            File.Exists(playlistSong.Song.FileName) == false)];
+
+        if (missingSongs.Length == 0)
+            return;
+
+        RemoveSongs(missingSongs);
+    }
+
+    public void RemoveDuplicateSongs()
+    {
+        List<PlaylistSong> songsToRemove = [];
+
+        string[] fileNames = Songs
+            .GroupBy(x => x.Song.FileName)
+            .Where(x => x.Count() > 1)
+            .Select(x => x.Key)
+            .ToArray();
+
+        foreach (string fileName in fileNames)
+        {
+            List<PlaylistSong> songs = Songs.Where(x =>
+                string.Equals(x.Song.FileName, fileName, StringComparison.OrdinalIgnoreCase)).ToList();
+
+            for (int i = songs.Count - 1; i > 0; i--)
+                songsToRemove.Add(songs[i]);
+        }
+
+        if (songsToRemove.Count == 0)
+            return;
+
+        RemoveSongs(songsToRemove.ToArray());
+    }
 }

Harmonia.Core/Playlists/PlaylistRepository.cs

@@ -14,6 +14,9 @@ public class PlaylistRepository : JsonFileRepository<Playlist>, IPlaylistReposit
         {
             playlist.PlaylistUpdated += OnPlaylistUpdated;
         }
+
+        if (playlists.Count == 0)
+            AddPlaylist();
     }
 
     private void OnPlaylistUpdated(object? sender, PlaylistUpdatedEventArgs e)
@@ -22,7 +25,6 @@ public class PlaylistRepository : JsonFileRepository<Playlist>, IPlaylistReposit
             return;
 
         Save(playlist);
-        //PlaylistUpdated?.Invoke(sender, e);
     }
 
     public Playlist? GetPlaylist(PlaylistSong playlistSong)
@@ -45,7 +47,6 @@ public class PlaylistRepository : JsonFileRepository<Playlist>, IPlaylistReposit
     }
 
     public event EventHandler<PlaylistAddedEventArgs>? PlaylistAdded;
-    //public event EventHandler<PlaylistUpdatedEventArgs>? PlaylistUpdated;
     public event EventHandler<PlaylistRemovedEventArgs>? PlaylistRemoved;
 
     public void AddPlaylist()