extends Node
class_name MainMenu


@export var scene: PackedScene
@export var load_scene_immediately: bool = false
@export var fullscreen: bool = false
@export var screen_size_fractional: float = 0.5


func _ready() -> void:
	_set_project_version()
	_set_screen_size()
	
	if load_scene_immediately:
		_load_scene()


func _set_project_version() -> void:
	var version = ProjectSettings.get_setting("application/config/version")
	%buildVersion.text = "v" + str(version)


func _set_screen_size() -> void:
	var _screen_size: Vector2i = DisplayServer.screen_get_size()
	if fullscreen:
		DisplayServer.window_set_position(Vector2i.ZERO)
		DisplayServer.window_set_size(_screen_size)
	else:
		var _win_pos = _screen_size * (1.0 - screen_size_fractional) * 0.5
		var _win_size = _screen_size * screen_size_fractional
		DisplayServer.window_set_position(_win_pos)
		DisplayServer.window_set_size(_win_size)


func _input(event: InputEvent) -> void:
	if event.is_action_pressed("ui_cancel"):
		get_tree().quit()


func _on_start_pressed() -> void:
	_load_scene()


func _load_scene():
	if scene:
		get_tree().change_scene_to_packed(scene)
	else:
		print_debug("No scene to change to!")