extends Node2D
class_name GameControler

func _unhandled_input(event: InputEvent) -> void:
	if event.is_action_pressed("menu"):
		open_menu()

# list of scenes
var outside:Node2D = null
var dest_outside = preload("res://scenes/outside.tscn")
var bakery:Node2D = null
var dest_bakery = preload("res://scenes/bakery_interior.tscn")
var menu = null

func _ready() -> void:
	GameState._game = self

func start_game():
	menu = get_child(0)
	switch_to(GameState.current_scene)
	
func switch_to(to: String):
	call_deferred("switch_scene", to)

func switch_scene(to: String):
	var prev = get_child(0)
	GameState.current_scene = to
	var scene
	match to:
		"outside":
			if outside == null:
				outside = dest_outside.instantiate()
			scene = outside
		"bakery":
			if bakery == null:
				bakery = dest_bakery.instantiate()
			scene = bakery
	scene.unload()
	call_deferred("add_child", scene)
	call_deferred("remove_child", prev)
	call_deferred("init_scence", scene)
	
func init_scence(scene):
	scene.load_from_game_state()

func open_menu():
	remove_child(get_child(0))
	add_child(menu)
	
func load_game():
	var save_file = FileAccess.open("user://savegame.save", FileAccess.READ)
	var json_string = ""
	while save_file.get_position() < save_file.get_length():
		json_string += save_file.get_line()
	var json = JSON.new()
	if json.parse(json_string) == OK:
		print("load", json.data)
		GameState.load_save(json.data)

func save_game():
	var save_file = FileAccess.open("user://savegame.save", FileAccess.WRITE)
	save_file.store_line(JSON.stringify(GameState.save(), "  ", true, true))
	print(OS.get_data_dir())
	save_file.close()