game1/scripts/scene_manager.gd

class_name SCENEMANAGER extends Node2D

const bulletscn = preload("res://Scenes/bullet.tscn")
@onready var triggers: Node2D = $"../Triggers"
@onready var coins: Node2D = $"../Coins"
@onready var enemies: Node2D = $"../enemies"



func _ready() -> void:
	Gamecontroller.reset()
	
	
	
	if triggers:
		for obj in triggers.get_children():
			if obj is Trigger: 
				obj.areaTriggerSignal.connect(Gamecontroller._on_trigger)
	if coins:
		Updatecoins()
				
	if enemies:
		updateEnemies()
		
	Gamecontroller.destroySignal.connect(destroy)
	Gamecontroller.levelChangeSignal.connect(changeScene)
	
func updateEnemies():
	for obj in enemies.get_children():
		if obj is Slime:
			if not obj.playerDamageSignal.is_connected(Gamecontroller.playerAttacked):
				obj.playerDamageSignal.connect(Gamecontroller.playerAttacked)
	
func Updatecoins():
	var coincount = 0
	for obj in coins.get_children():
			if obj is Coin: 
				if not obj.coincollectedsignal.is_connected(Gamecontroller.coincollected):
					obj.coincollectedsignal.connect(Gamecontroller.coincollected)
					print("hooked up")
				#connect tree exit
				if not obj.tree_exited.is_connected(Updatecoins):
					obj.tree_exited.connect(Updatecoins)
			coincount +=1
	Gamecontroller.totalcoincount(coincount)
	
	
var bullets: Array[Bullet] = []
const MAX_BULLETS = 10
var current_bullet = 0

# makes and recycles bullets
func bulletFactory() -> Bullet:
	if len(bullets) < MAX_BULLETS:
		# create new bujllet
		var b = bulletscn.instantiate()
		b.bulletDamageSignal.connect(Gamecontroller.bulletDamage)
		add_child(b)
		bullets.append(b)
		return b
	else:
		# recycle
		var i = current_bullet
		current_bullet = (current_bullet + 1) % MAX_BULLETS
		bullets[i].visible = true
		return bullets[i]
		

func makeBullet(pos: Transform2D, dir: int) -> Node2D:
	var b = bulletFactory()
	# b.position = pos.get_origin()
	b.transform = pos
	b.setSpeed(dir * 700)
	return b
	
func destroy(body):
	body.queue_free()
	print("destroy")
	
func changeScene(level):
	get_tree().call_deferred("change_scene_to_file", level)