miggor-StreamGraph/classes/deck/nodes/delay.gd

# (c) 2023-present Eroax
# (c) 2023-present Yagich
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
extends DeckNode

var thread : Thread

func _init():
	name = "Delay"
	node_type = name.to_snake_case()
	description = "A node that passes through its' input after the set time."
	category = "general"

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

	add_input_port(DeckType.Types.NUMERIC, "Delay Time", "field")
	add_input_port(DeckType.Types.ANY, "Value", "field")



func _receive(_to_input_port : int, data: Variant, _extra_data: Array = []) -> void:

	thread = Thread.new()
	thread.start(handle_delay.bind(data))


func handle_delay(data):

	var goal_time = Time.get_ticks_msec() + (int(get_input_ports()[0].value_callback.call()) * 1000)

	while Time.get_ticks_msec() < goal_time:

		pass


	#print("Delay over")
	send.call_deferred(0, data)


func _notification(what):

	if what == NOTIFICATION_PREDELETE and thread != null:

		thread.wait_to_finish()