GodotCourse/scripts/enemy.gd

class_name Enemy extends Area2D

@onready var right_cast = $RightCast
@onready var left_cast = $LeftCast
@onready var right_floor_cast = $RightFloorCast
@onready var left_floor_cast = $LeftFloorCast
@onready var sprite = $AnimatedSprite2D

signal playerDamage

const speed = 60

var direction = 1

# Called when the node enters the scene tree for the first time.
func _ready():
	pass # Replace with function body.


# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
	if right_cast.is_colliding():
		if not right_cast.get_collider().is_in_group("player"):
			direction = -1
			sprite.flip_h = true
	elif left_cast.is_colliding():
		if not left_cast.get_collider().is_in_group("player"):
			direction = 1
			sprite.flip_h = false
	
	if not right_floor_cast.is_colliding():
		direction = -1
		sprite.flip_h = true
	elif not left_floor_cast.is_colliding():
		direction = 1
		sprite.flip_h = false
	
	position.x += direction * speed * delta


func _on_body_entered(body):
	if body.is_in_group("player"):
		playerDamage.emit()