extends Node3D
## Live preview stage for the FX library. Cycles through every registered effect on a loop against
## arena-ish lighting so Siim sees each one as it reads in-game. Open fx/effect_gallery.tscn and
## press Play, then edit any effect .tscn in the inspector and re-run to compare. See fx/README.md.

const _CYCLE_SEC := 1.6
const _EFFECTS: Array[StringName] = [&"blood_burst", &"slam_dust", &"spark", &"hit_flash"]

@onready var _label: Label = $UI/Label
# Reached by path rather than the Fx global so the placeholder-seeder can compile and attach this
# script headless (autoload globals aren't resolvable during an on-demand compile in a --script run).
@onready var _fx: Node = get_node("/root/Fx")

var _index := 0


func _ready() -> void:
	var timer := Timer.new()
	timer.wait_time = _CYCLE_SEC
	timer.autostart = true
	add_child(timer)
	timer.timeout.connect(_fire_next)
	_fire_next()


func _fire_next() -> void:
	var effect := _EFFECTS[_index % _EFFECTS.size()]
	_index += 1
	_label.text = "%s   (%d/%d)" % [effect, (_index - 1) % _EFFECTS.size() + 1, _EFFECTS.size()]
	_fx.call("spawn", effect, global_transform.translated_local(Vector3(0.0, 0.25, 0.0)))