extends Node2D
class_name Spawner


@export var scene: PackedScene

var buffer: int = 0
@export var buffer_cap: int


func spawn():
	buffer = clampi(buffer + 1, 0, buffer_cap)


func _physics_process(_delta):
	if buffer > 0:
		var overlapping_bodies = $Area.get_overlapping_bodies()
		for overlapping_body in overlapping_bodies:
			if overlapping_body.collision_layer && 0b100:
				print("[Spawner] Not spawning, overlapping with: ", overlapping_body)
				return
		
		var scene_instant = scene.instantiate()
		scene_instant.position = Vector2.ZERO
		print("[Spawner] Spawned ", buffer, "/", buffer_cap, ": ", scene_instant)
		buffer -= 1
		add_child(scene_instant)