test_game/scripts/slime.gd

extends Node2D

@export var speed = 50

@onready var ray_cast_right: RayCast2D = $RayCastRight
@onready var ray_cast_left: RayCast2D = $RayCastLeft
@onready var ray_cast_top_left: RayCast2D = $RayCastTopLeft
@onready var ray_cast_top_right: RayCast2D = $RayCastTopRight
@onready var animated_sprite: AnimatedSprite2D = $AnimatedSprite2D

var direction = 1

func _process(delta: float) -> void:
	if direction == 1 and animated_sprite.flip_h == false:
		animated_sprite.flip_h = true
	if direction == -1 and animated_sprite.flip_h == true:
		animated_sprite.flip_h = false

func _physics_process(delta: float) -> void:
	move(delta)
	
	if ray_cast_top_left.is_colliding() or ray_cast_top_right.is_colliding():
		queue_free()


func move(delta: float) -> void:
	"""Keep moving from left to right, changing direction when near something."""
	if direction == 1 and ray_cast_right.is_colliding():
		direction = -1
		animated_sprite.flip_h = true
		
	if direction == -1 and ray_cast_left.is_colliding():
		direction = 1
		animated_sprite.flip_h = false
		
	position.x += direction * speed * delta