extends DeckNode


func _init() -> void:
	name = "Get Dictionary Key"
	node_type = "dictionary_get_key"
	description = ""
	category = "general"

	add_input_port(
		DeckType.Types.DICTIONARY,
		"Dictionary"
	)

	add_input_port(
		DeckType.Types.STRING,
		"Key",
		"field"
	)

	add_output_port(
		DeckType.Types.ANY,
		"Value"
	)


func _value_request(on_port: int) -> Variant:
	var d = request_value(0)
	if d == null:
		return null

	var key = get_value_for_input_port(1)
	if key == null:
		return null

	return d.get(key)


func get_value_for_input_port(port: int) -> Variant:
	if request_value(port) != null:
		return request_value(port)
	elif get_input_ports()[port].value_callback.get_object() && get_input_ports()[port].value_callback.call() != null:
		return get_input_ports()[port].value_callback.call()
	else:
		return null