class_name SpellSlot extends TextureRect

@onready var overlay: ColorRect = $Overlay
@onready var particles: GPUParticles2D = $GPUParticles2D
@onready var data: Data = $/root/Root/Data

@export var spell: Spell
var timer: float = 0
var canCast: bool = true

# Called every frame. 'delta' is the elapsed time since the previous frame.
func _process(delta):
	if (spell == null || !data.playing): return
	timer = clampf(timer - delta, 0, spell.cooldown)
	if (!canCast && timer == 0): 
		canCast = true
		particles.emitting = true
	overlay.scale.y = timer / spell.cooldown

func setSpell(spel: Spell):
	spell = spel
	texture = spel.icon

func spellCast(down: float):
	timer = down
	canCast = false