extends RefCounted

class_name SongObject

var song_number: int
var song_title: String
var soundtrack_title: String

## Ids of the players who got a point for this song.
var players_given_point: Array[String] = []

var is_answered: bool = false
var has_played: bool = false
var is_playing: bool = false
## The song's file: a download in [method Playlist.songs_folder], or a song in the music
## folder. Read the song with [method Playlist.get_song].
var song_path: String = ""
## The song itself, only when it could not be saved to a file.
var song: AudioStream


func get_soundtrack_title() -> String:
	if is_answered:
		return soundtrack_title
	else:
		return "????????"


func get_song_title() -> String:
	if is_answered:
		return song_title
	else:
		return "??????"


func get_song_info() -> String:
	if Settings.is_debug:
		return "%d. %s | played: %s | answered: %s" % [(song_number + 1), _full_title(),
				has_played, is_answered]
	elif is_answered:
		return "%d. %s" % [(song_number + 1), _full_title()]
	else:
		return "??? - ???"


# "Soundtrack - Song", or only the song in a prepared quiz, which has no soundtracks
func _full_title() -> String:
	if soundtrack_title.is_empty():
		return song_title
	return "%s - %s" % [soundtrack_title, song_title]


func add_point(player_id: String) -> void:
	GameLog.debug("add_point")
	if !players_given_point.has(player_id):
		players_given_point.append(player_id)


func remove_point(player_id: String) -> void:
	GameLog.debug("remove_point")
	players_given_point.erase(player_id)


func _to_string() -> String:
	var format_string: String = "song_number: %d | soundtrack_title: %s | song_title: %s" \
			+ " | is_answered: %s | has_played: %s | is_playing: %s"
	return format_string % [song_number, soundtrack_title, song_title, is_answered, has_played,
			is_playing]