extends Control


# Declare member variables here. Examples:
# var a = 2
# var b = "text"

var spectrum_play
var spectrum_record
var recorder
var recording

# Called when the node enters the scene tree for the first time.
func _ready():
	$MarginContainer/VBoxContainer/HBoxContainer/VBoxContainer/VideoPlayer.set_stream(load(OS.get_user_data_dir()+"/converted.webm"))
	var idx = AudioServer.get_bus_index("Record")
	recorder = AudioServer.get_bus_effect(idx, 0)
	spectrum_play = AudioServer.get_bus_effect_instance(0,0)
	spectrum_record = AudioServer.get_bus_effect_instance(1,1)


# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
	var magnitude: float = spectrum_play.get_magnitude_for_frequency_range(0,11050.0).length()
	var energy = clamp((60 + linear2db(magnitude)) / 60, 0, 1)
	$MarginContainer/VBoxContainer/HBoxContainer3/VBoxContainer/HBoxContainer/PlaybackMeter.value = energy * 100
	magnitude = spectrum_record.get_magnitude_for_frequency_range(0,11050.0).length()
	energy = clamp((60 + linear2db(magnitude)) / 60, 0, 1)
	$MarginContainer/VBoxContainer/HBoxContainer3/VBoxContainer/HBoxContainer2/RecordMeter.value = energy * 100

func _on_RecButton_pressed():
	if recorder.is_recording_active():
		$MarginContainer/VBoxContainer/HBoxContainer/VBoxContainer/VideoPlayer.stop()
		recording = recorder.get_recording()
		$MarginContainer/VBoxContainer/HBoxContainer3/VBoxContainer/PlayButton.disabled = false
		recorder.set_recording_active(false)
		$MarginContainer/VBoxContainer/HBoxContainer3/VBoxContainer/RecordButton.text = "Record"
		$MarginContainer/VBoxContainer/HBoxContainer3/VBoxContainer/Status.text = ""
	else:
		$MarginContainer/VBoxContainer/HBoxContainer/VBoxContainer/VideoPlayer.play()
		$MarginContainer/VBoxContainer/HBoxContainer3/VBoxContainer/PlayButton.disabled = true
		recorder.set_recording_active(true)
		$MarginContainer/VBoxContainer/HBoxContainer3/VBoxContainer/RecordButton.text = "Stop"
		$MarginContainer/VBoxContainer/HBoxContainer3/VBoxContainer/Status.text = "Recording..."


func _on_PlayButton_pressed():
	var data = recording.get_data()
	$AudioStreamPlayer.stream = recording
	$MarginContainer/VBoxContainer/HBoxContainer/VBoxContainer/VideoPlayer.play()
	$AudioStreamPlayer.play()