extends Node3D

@export var powerbar: ColorRect
var powerbar_def_size: Vector2
var powerbar_def_pos: Vector2
var power_value: float = 0.0
var power_value_d: float = 0.0
var powerbar_mode: int = 0
var powerbar_timer: float = 0

# Called when the node enters the scene tree for the first time.
func _ready():
	powerbar_def_size = powerbar.size
	powerbar_def_pos = powerbar.position
	power_value = 0.0
	powerbar_mode = 0
	powerbar.hide()


# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
	
	match powerbar_mode:
		0:
			if Input.is_action_just_pressed("ui_accept"):
				# Push Space key
				power_value = 0.0
				power_value_d = 1
				powerbar_mode = 1
				powerbar.color = Color(1, 0.5, 0, 1)
				powerbar.show()
		1:
			power_value += (delta * power_value_d)
			if power_value >= 1.0:
				power_value = 1.0
				power_value_d = -1.0
			elif power_value <= 0.0:
				power_value = 0.0
				power_value_d = 1.0
				
			if Input.is_action_just_pressed("ui_accept"):
				# Push Space key
				powerbar_mode = 2
				powerbar_timer = 2.0  # set wait seconds
				powerbar.color = Color(1, 0.25, 0, 1)
		2:
			# wait
			powerbar_timer -= delta
			if powerbar_timer <= 0.0:
				powerbar.hide()
				powerbar_mode = 0
				
	powerbar.size.x = power_value * powerbar_def_size.x