extends Node

var screen_size = Vector2(1920.0, 1080.0)  # Default screen size (this is a float for some reason)
var viewport_size

func _ready() -> void:
	viewport_size = get_viewport().get_visible_rect().size

# TODO: This needs to be called from a script inheriting a CharacterBody2D (e.g. the player)
# Alternative would be to pass the player reference to this script (which might be better?)
func init_screen_size(x:float, y:float) -> void:
	screen_size.x = x
	screen_size.y = y

# This can take a vector of any size (but should be 2d, other components are unused)
func get_boundaried_position(position):
	## clamp
	#return position.clamp(Vector2.ZERO, screen_size)
	
	## periodic
	position.x = wrapf(position.x, 0, screen_size.x)
	position.y = wrapf(position.y, 0, screen_size.y)
	return position