class_name EnemyManager
extends Node2D

@export var max_enemies: int
@export var spawn_rate: float
@export var target: CollisionObject2D

@onready var timer: Timer = $Timer

var enemy_scene = preload("res://scenes/enemies/enemy.tscn")

func _ready() -> void:
	timer.wait_time = spawn_rate / 1
	timer.start()


func _on_timer_timeout() -> void:
	var enemies = get_tree().get_nodes_in_group(GlobalConst.GROUP_ENEMY)
	GlobalConst.sig_debug_stats_set.emit("enemy_count", "%s" % len(enemies))
	if len(enemies) < max_enemies:
		var new_enemy = enemy_scene.instantiate()
		new_enemy.position = target.position + Vector2(50, 50)
		new_enemy.target = target
		add_child(new_enemy)