extends WindowDialog

onready var audio_player = $music

func load_external_music(filepath):
	var stream = null
	Config.msg_debug("")
	var file = File.new()
	file.open(filepath, file.READ)
	var ext = filepath.split(".")[-1].to_lower()
	var buffer = file.get_buffer(file.get_len())
	Config.msg_debug(ext)
	match ext:
		"ogg":
			stream = AudioStreamOGGVorbis.new()
		"mp3":
			stream = AudioStreamMP3.new()
		#"wav":
		#	# We need decode message to get format
		#	stream = AudioStreamSample.new()
		#	stream.format = AudioStreamSample.FORMAT_16_BITS
		#	#stream.stereo = true
		_:
			Config.msg_error("Impossible to identify type of file (file:" + filepath + ", ext:" + ext + ")")
			return
	stream.data = buffer
	audio_player.stream = stream
	Config.msg_debug("")

func _ready():
	var directory = Directory.new()
	get_tree().paused = false
	Config.msg_debug("")
	
	if not directory.dir_exists( "user://musics/" ):
		directory.make_dir_recursive( "user://musics/" )
	directory.open( "user://musics/" )
	directory.list_dir_begin()
	var files = []
	while true:
		var file = directory.get_next()
		if file == "":
			break
		elif not file.begins_with(".") and not directory.current_is_dir() and not file.ends_with( ".import" ):
			files.append(file)
	directory.list_dir_end()
	
	for file in files:
		var button = preload( "res://scenes/interfaces/music_manager/music_button.tscn" ).instance()
		button.music_filename = "res://assets/musics/" + file
		button.text = file
		button.connect( "music_selected", self, "_on_music_pressed" )
		$window_box/scroll_box/musics_box.add_child( button )

	audio_player.stream = load( "res://assets/musics/sangakanat_ames_voyageuses.ogg" )
	#add_music(audio_player)
	#audio_player.set_volume_db(linear2db(0.5))
	#audio_player.set_volume_db(1.0)
	audio_player.play()
	#audio_player.set_volume_db(1.0)
	#audioPlayer.play()
	update_volume_db()
	Config.msg_debug("Load End")

func update_volume_db():
	if Config.mute:
		audio_player.set_volume_db(linear2db(0.0))
		audio_player.set_pause_mode(true)
		return
	var lvl = Config.sound_lvl_global * Config.sound_lvl_music / 10000.0
	audio_player.set_volume_db(linear2db(lvl))
	audio_player.set_pause_mode(false)

func set_sound_mute(value: bool):
	Config.set_sound_mute(value)
	update_volume_db()

func set_level_global(value: int):
	Config.sound_lvl_global = value
	update_volume_db()

func set_level_music(value: int):
	Config.sound_lvl_music = value
	update_volume_db()
	
func set_level_effect(value: int):
	Config.sound_lvl_effect = value
	update_volume_db()
	
func add_music(file):
	var button = preload( "res://scenes/interfaces/music_manager/music_button.tscn" ).instance()
	button.music_filename = file
	button.text = file
	button.connect( "music_selected", self, "_on_music_pressed" )
	$window_box/scroll_box/musics_box.add_child( button )

func open():
	self.popup()
	
func close():
	self.hide()
	
func toggle():
	if self.visible:
		self.close()
	else:
		self.open()


func _on_music_pressed( p_filename ):
	Config.msg_debug(p_filename)
	#audio_player.stream = load( p_filename )
	#audio_player.set_volume_db(1.0)
	#audio_player.play()
	
	#$music.stream = load( p_filename )
	#$music.play()