extends Node3D
class_name EffectManager

var effect_count_max: int = 10
var effect_count_dict: Dictionary = {}

func _ready():
	Global.effect_mgr = self
	SignalManager.effect_create.connect(on_effect_create)

func on_effect_create(effect: Node3D):
	add_child(effect)


func cast_particle(resource: Resource, pos: Vector3, direction = Vector3.ZERO, effect_scale: Vector3 = Vector3.ZERO) -> void:
	var resource_name = resource.resource_path
	if not resource_name in effect_count_dict:
		effect_count_dict[resource_name] = 0
	if effect_count_dict[resource_name] >= effect_count_max:
		return
	var new_effect: EffectBase = resource.instantiate() as EffectBase
	new_effect.resource_name = resource_name
	new_effect.effect_destroy.connect(_on_effect_destroy)
	effect_count_dict[resource_name] += 1
	add_child(new_effect)
	new_effect.position = pos
	if direction:
		if direction.abs().angle_to(Vector3.RIGHT) < 0.01:
			direction.z = 0.1
		if direction.angle_to(Vector3.UP) > 0.01 and (-direction).angle_to(Vector3.UP) > 0.01:
			new_effect.look_at(pos - direction)
		else:
			new_effect.rotation.x = deg_to_rad(-90)
	if effect_scale:
		new_effect.scale = effect_scale

func _on_effect_destroy(resource_name) -> void:
	effect_count_dict[resource_name] -= 1