class_name Trigger
extends Area3D


signal triggerBodyEntered


@export var groups: Array[String] = ["Player"]
@export var one_shot := true


func _ready() -> void:
	body_entered.connect(_on_body_entered)


# trigger upon first body matching the specified group enters
# after trigger has fired, disable monitoring for the area
func _on_body_entered(body: Node3D):
	for group in groups:
		if body.is_in_group(group):
			print("Body entered")
			triggerBodyEntered.emit(self, body)
			if one_shot:
				set_deferred("monitoring", false)