extends Node

@export var player: Node  # In Godot im Inspector zuweisen!
@export var initial_state : State

var current_state : State

var states : Dictionary = {}

func _ready():
	for child in get_children():
		if child is State:
			states[child.name.to_lower()] = child
			child.Transitioned.connect(on_child_transitioned)
			child.player = player
			
	if initial_state:
		initial_state.enter()
		current_state = initial_state

func _process(delta):
	if current_state:
		current_state.update(delta)
		
func _physics_process(delta):
	if current_state:
		current_state.physics_update(delta)
		
func on_child_transitioned(state, new_state_name):
	if state != current_state:
		return

	var new_state = states.get(new_state_name.to_lower())
	if !new_state:
		return
		
	if current_state:
		current_state.exit()
		
	new_state.enter()
	
	current_state = new_state