state machine countdown from 20

extends Node2D

var PLAYERSTATE_PREV = ""
var PLAYERSTATE = ""
var PLAYERSTATE_NEXT = "ground"
var x = 20
func _ready():
	set_process(true)
	pass
func _process(delta):
	PLAYERSTATE_PREV = PLAYERSTATE
	PLAYERSTATE = PLAYERSTATE_NEXT


	if PLAYERSTATE == "ground":
		print(PLAYERSTATE)
		ground_state(delta)
	elif PLAYERSTATE =="air":
		air_state(delta)

func ground_state(delta):
	x -= 1
	print(x)
	if x < 10:
		PLAYERSTATE_NEXT = "air"
		x = 20

func air_state(delta):
	x = x - 1
	print(x)
	print("air!")
	if x < 1:
		PLAYERSTATE_NEXT = "ground"
		x = 20