extends State

var threat: Node2D
var threshold: float = 100

func enter(previous_state_path: String, data := {}) -> void:
	if data.has("threat"):
		threat = data["threat"]
	else:
		# default behaviour; do nothing
		threat = owner

func physics_update(_delta: float) -> void:
	if owner.position.distance_to(threat.position) > threshold:
		finished.emit(owner.fsm.States.IDLE, {}) 
		return
	owner.move(flee_from(threat.position))

func flee_from(pos: Vector2) -> Vector3:
	var diff = threat.position - owner.position
	diff = diff.normalized() * -1
	return Vector3(diff.x, diff.y ,0)