@tool
extends Control

@export_enum("Normal", "Warning", "Fault", "No data") var severity := 3
@export var pulse_alerts := true
var _phase := -1

func _ready() -> void:
	resized.connect(queue_redraw)
	theme_changed.connect(_update_icon)
	_update_icon()

func _process(_delta: float) -> void:
	var phase := int(Time.get_ticks_msec() / 1000.0) % 2 if pulse_alerts else 0
	if phase != _phase:
		_phase = phase
		queue_redraw()

func _draw() -> void:
	if severity in [1, 2]:
		var role := "warning" if severity == 1 else "fault"
		if _phase == 1:
			role += "_alternate"
		draw_rect(Rect2(Vector2.ZERO, size), get_theme_color(role, "SurfaceSide"))
func _update_icon() -> void:
	var tint := get_theme_color("status_icon", "SurfaceSide")
	tint.a = 0.09
	$ModeIcon.self_modulate = tint
	queue_redraw()