extends DeckNode

var delta: float


func _init() -> void:
	name = "Process Loop"
	node_type = name.to_snake_case()
	description = ""
	category = "general"

	add_input_port(
		DeckType.Types.BOOL,
		"Enabled",
		"checkbox"
	)

	add_output_port(
		DeckType.Types.BOOL,
		"Trigger"
	)

	add_output_port(
		DeckType.Types.NUMERIC,
		"Delta"
	)


func _event_received(event_name: StringName, event_data: Dictionary = {}) -> void:
	if event_name != &"process":
		return

	var run := resolve_input_port_value(0) != null

	if !run:
		return

	delta = event_data.delta
	send(0, true)


func _value_request(on_output_port: int) -> Variant:
	if on_output_port != 1:
		return null

	return delta