extends Node
class_name Game
onready var gui: GUI = $CanvasLayer/GUI

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


# Called when the node enters the scene tree for the first time.
func _ready():
	update_debug_gui()

# Called every frame. 'delta' is the elapsed time since the previous frame.
#func _process(delta):
#	pass

func update_debug_gui():
	var current_level = $Level.get_filename()
	gui.set_debug_text("Level: %s" % current_level)

func _on_Level_ready():
	yield(get_tree(), "idle_frame")
	update_debug_gui()

func change_level(num: int):
	var new_scene = "res://scenes/Level" + String(num) + ".tscn"
	
	var cur_level = $Level
	self.remove_child(cur_level)
	cur_level.call_deferred("free")

	var new_level_res = load(new_scene)
	var new_level: Node = new_level_res.instance()

	print("Changed level to " + new_scene)
	var err = new_level.connect("ready", self, "_on_Level_ready")
	if err:
		push_error(err)

	self.add_child(new_level)
	new_level.set_name("Level")