extends Area3D
class_name HealthComponent

@export var max_health : float = 100
@onready var current_health : float = max_health
@export var signal_name : String

signal start_dying

func damage(value: float):
	if current_health > 0:
		current_health -= value
		if signal_name:
			HudSignalBus.emit_signal(signal_name, current_health, max_health)
		if current_health <= 0:
			start_dying.emit()



func _on_area_entered(area: Area3D) -> void:
	if area is HealthPickup:
		current_health = current_health + area.value
		current_health = clamp(current_health, 0, max_health)
		HudSignalBus.emit_signal(signal_name, current_health, max_health)
		area.queue_free()