TowerDefense/enemies/enemy.gd

extends CharacterBody3D
class_name Enemy

@onready var death_vfx_packed : PackedScene = preload("res://VFX/death_particles.tscn")
@onready var sad_vfx_packed : PackedScene = preload("res://VFX/sad_particles.tscn")

@export var speed : int = 2
@export var max_life : int = 10
var health : int = 0 :
	set(value):
		health = value
		if health >= max_life and is_alive:
			death()

@onready var Path : PathFollow3D = get_parent()

var is_alive : bool = true

func _ready() -> void:
	$HealthBar3D.set_up(health, max_life)


func _physics_process(delta: float) -> void:
	if !is_alive:
		return
	
	Path.set_progress(Path.get_progress() + speed * delta)
	
	if Path.get_progress_ratio() >= 0.99:
		#Global.health -= 20
		death()


func take_damage(damage : int) -> void:
	health += damage
	$HealthBar3D.update(health)


func death() -> void:
	is_alive = false
	#Global.enemies_alive -= 1
	#Global.money += 50
	$Sprite3D.visible = false
	var death_vfx : CPUParticles3D = death_vfx_packed.instantiate()
	get_tree().current_scene.add_child(death_vfx)
	death_vfx.global_position = global_position
	
	Path.queue_free()