class_name State
extends Resource

export var debug_state: bool = false
export var timeout_seconds: float = 0.0

signal state_entered()
signal state_exited()

# Declare member variables here. Examples:

var state_timeout: Timer
var state_ready: bool = true

var name: String

# Called when the node enters the scene tree for the first time.
# Resources don't have _ready callbacks I think
# You'd have to use the constructor callback _init
#func _ready():
#	pass # Replace with function body.

#func _init():
#	print ("Am I really a parent's constructor?")

func _init():
	##TODO: this bit me in the butt. Should add a safety or something.
	# Only add timout node if timer value was specified.
	if(timeout_seconds > 0.0):
		state_timeout = Timer.new()
		state_timeout.wait_time = timeout_seconds
		state_timeout.one_shot = true
		state_timeout.autostart = false
		#add_child(state_timeout)
		#get_tree().get_root().add_child(state_timeout)
		#TODO: Need to figure out how to add this to tree
	print ("State init called for no reason?")
	#modifier = StateModifier.new()

func enter() -> void:
	pass

func exit() -> void:
	pass

func process_input(_event: InputEvent) -> String:
	return ''

func process_frame(_delta: float) -> String:
	return ''

func process_physics(_delta: float) -> String:
	return ''