class_name Target
extends RigidBody3D

@export var max_health: int   = 3
var current_health: int = max_health
signal damaged(amount: int)
@export var explosion_scene: PackedScene
@export var explosion_lifetime: float = 3.0
@export var reward_gold: int = 1

func is_dead() -> bool:
	return current_health <= 0

func take_damage(amount: int) -> void:
	if amount <= 0:
		return
	if is_dead():
		return
	var was_alive := not is_dead()
	current_health = max(0, current_health - amount)
	emit_signal("damaged", amount)
	if was_alive and is_dead():
		die()


func die() -> void:
	print("Target destroyed!")
	# Erhöhe das Gold des Spielers beim Tod dieses Targets
	if reward_gold > 0 and GameManager:
		GameManager.increase_player_gold(reward_gold)
	_spawn_explosion()
	queue_free()


func _spawn_explosion() -> void:
	if explosion_scene == null:
		return
	var explosion    := explosion_scene.instantiate()
	var tree         := get_tree()
	var parent: Node =  tree.current_scene if tree.current_scene != null else tree.root
	parent.add_child(explosion)
	if explosion is Node3D:
		(explosion as Node3D).global_transform = global_transform
	# Optional: Partikel/Animation starten, falls der Effekt so etwas anbietet
	if explosion.has_method("start"):
		explosion.call("start")
	# Aufräumen, falls der Effekt sich nicht selbst entfernt
	if explosion_lifetime > 0.0:
		var timer := tree.create_timer(explosion_lifetime)
		timer.timeout.connect(explosion.queue_free)