Add Spotify support

Bot/Handler/MusicPlayer/MusicEmbed.cs

@@ -1,5 +1,6 @@
 using Discord;
 using Discord.WebSocket;
+using Lavalink4NET.Players.Queued;
 using Lavalink4NET.Tracks;
 
 namespace Lunaris2.Handler.MusicPlayer;
@@ -11,30 +12,38 @@ public class MusicEmbed
         string title, 
         string length, 
         string artist, 
-        string queuedBy)
+        string queuedBy,
+        string? nextSong = null)
     {
+        var getNextSong = nextSong is not null ? $"\nNext Song: {nextSong}" : string.Empty;
+        
         return new EmbedBuilder()
             .WithAuthor("Lunaris", "https://media.tenor.com/GqAwMt01UXgAAAAi/cd.gif")
             .WithTitle(title)
-            .WithDescription($"Length: {length}\nArtist: {artist}\nQueued by: {queuedBy}")
+            .WithDescription($"Length: {length}\nArtist: {artist}\nQueued by: {queuedBy}{getNextSong}")
             .WithColor(Color.Magenta)
             .WithThumbnailUrl(imageUrl)
             .Build();
     }
     
     public async Task NowPlayingEmbed(
-        LavalinkTrack player, 
+        LavalinkTrack track, 
         SocketSlashCommand context, 
-        DiscordSocketClient client)
+        DiscordSocketClient client,
+        ITrackQueue? queue = null)
     {
-        var artwork = player.ArtworkUri;
+        var duration = TimeSpan.Parse(track.Duration.ToString());
+
+        var artwork = track.ArtworkUri;
+        var nextSong = queue?.Count > 1 ? queue[1].Track?.Title : null;
         var embed = SendMusicEmbed(
             artwork.ToString(), 
-            player.Title, 
-            player.Duration.ToString(), 
-            player.Author, 
-            context.User.Username);
-        
+            track.Title, 
+            duration.ToString(@"hh\:mm\:ss"), 
+            track.Author, 
+            context.User.Username,
+            nextSong);
+    
         await context.SendMessageAsync(embed, client);
     }
 }