extends Node

@export var scene_path: String
@export var progress_bar: ProgressBar
@export var modulate: CanvasModulate
@export var fade_duration: float
@export var use_sub_threads: bool

var progress: Array

func _ready():
	ResourceLoader.load_threaded_request(scene_path, "", use_sub_threads)

	if OS.has_feature("editor"):
		fade_duration /= 2

func _process(_delta: float):
	var status := ResourceLoader.load_threaded_get_status(scene_path, progress)
	progress_bar.value = progress[0] * 100
	
	if status == ResourceLoader.THREAD_LOAD_LOADED:
		on_loaded()
		set_process(false)

func on_loaded():
	add_scene()
	fade_out()

func add_scene():
	var scene := ResourceLoader.load_threaded_get(scene_path)
	var node := scene.instantiate() as Node
	get_tree().root.add_child(node)

func fade_out():
	progress_bar.hide()
	var tween = get_tree().create_tween()
	tween.tween_property(modulate, "color", Color(1.0, 1.0, 1.0, 0), fade_duration)
	tween.tween_callback(queue_free)