extends AbstractPrey2D

@onready var wrapper: WrappingManager = $WrappingManager
@onready var sprite: AnimatedSprite2D = $AnimatedSprite2D 
@onready var fsm: StateMachine = $StateMachine

@export var speed = 0.5
var desired_rotation: float = self.rotation

# Called when the node enters the scene tree for the first time.
func _ready() -> void:
	health = maxHealth
	sprite.play("Healthy")


# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta: float) -> void: 
	# smoothly rotate
	if self.rotation != self.desired_rotation: 
		self.rotation = lerp_angle(self.rotation, self.desired_rotation, clampf(4 * delta, 0, 1))

func _physics_process(delta: float) -> void:
	pass

func move(motion: Vector3, mod: float = 1.0) -> void:
	move_and_collide(Vector2(motion.x, motion.y).normalized() * self.speed * mod)  # Moves along the given vector
	self.desired_rotation = atan2(motion.y, motion.x)	
		
	# Apply boundary to new position
	position = GameManager.get_boundaried_position(position)

func handle_damage(dmg: int, src: Node) -> void:
	health = max(0, health-dmg)
	if health == 0:
		die()
	if health < maxHealth:
		become_injured()
	fsm.transition_to_next_state(fsm.States.FLEEING, {"threat": src})
	
func die() -> void:
	sprite.play("Dying")
	wrapper.play_sprite("Dying")
	super.die()

func become_injured() -> void:
	sprite.play("Injured")
	wrapper.play_sprite("Injured")

func _on_sight_body_entered(body: Node2D) -> void:
	if body.is_in_group("predator") or (health < maxHealth and body.is_in_group("player")):
		fsm.transition_to_next_state(fsm.States.FLEEING, {"threat": body})