Updated how players and song list works

Made many changes with caching, how players works, added sound effects
and animations any many more things

SongObject.gd

@@ -1,12 +1,14 @@
 extends Node
 
+class_name SongObject
+
 var song_number: int
 
 var song_title: String
 
 var game_title: String
 
-var players_given_point: Array[String]
+var players_given_point: Array[int] = []
 
 var is_answered: bool = false
 
@@ -15,3 +17,38 @@ var has_played: bool = false
 var is_playing: bool = false
 
 var song: AudioStream
+
+func get_game_title() -> String:
+	if is_answered:
+		return game_title
+	else:
+		return "????????"
+
+func get_song_title() -> String:
+	if is_answered:
+		return song_title
+	else:
+		return "??????"
+
+func get_song_info() -> String:
+	if is_answered:
+		var format_string: String = "%d. %s - %s"
+		return format_string % [(song_number + 1), game_title, song_title]
+	else:
+		return "??? - ???"
+
+func add_point(id: int) -> void:
+	print("add_point")
+	if !players_given_point.has(id):
+		players_given_point.append(id)
+	players_given_point.sort()
+
+func remove_point(id: int) -> void:
+	print("remove_point")
+	if players_given_point.has(id):
+		players_given_point.remove_at(players_given_point.find(id))
+	players_given_point.sort()
+
+func _to_string() -> String:
+	var format_string: String = "song_number: %d | game_title: %s | song_title: %s | is_answered: %s | has_played: %s | is_playing: %s"
+	return format_string % [(song_number), game_title, song_title, is_answered, has_played, is_playing]