class_name Slime extends Area2D
@onready var slime_graphic: AnimatedSprite2D = $SlimeGraphic
@onready var right_cast: RayCast2D = $RightCast
@onready var left_cast: RayCast2D = $LeftCast
@onready var left_down_cast: RayCast2D = $LeftDownCast
@onready var right_down_cast: RayCast2D = $RightDownCast

var speed:int = 100
var direction = 1

signal playerDamageSignal(body, slime)

enum State{IDLE, HURT, DEATH}
var currentState = State.IDLE


# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	pass # Replace with function body.
func updateAnimation()->void:
	match currentState:
		State.IDLE:
			slime_graphic.play("idle")
		State.HURT:
			slime_graphic.play("hurt")
			
func handle_damage()->void:
	currentState = State.HURT
	
# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void:
	if not right_down_cast.is_colliding():
		direction = -1
		slime_graphic.flip_h = true
		
	if not left_down_cast.is_colliding():
		direction = 1
		slime_graphic.flip_h = false
		
	position.x += direction * speed * delta
	updateAnimation()

func _on_body_entered(body: Node2D) -> void:
	if body is Player:
		print("Slime attack!")
		playerDamageSignal.emit(body, self)


func _on_slime_graphic_animation_finished() -> void:
	match currentState:
		State.HURT:
			currentState = State.IDLE