class_name EventSystem extends Node

enum SpecialEvent {
	INVALID = 0,
	TEST_QUEST = 1,
};

var eventFlags:Dictionary[int, int] = {}

func eventFlagOn(event:SpecialEvent, flagsToTurnOn:int) -> void:
	if !eventFlags.has(event):
		eventFlags[event] = 0;
	
	eventFlags[event] |= flagsToTurnOn;

func eventFlagOff(event:SpecialEvent, flagsToTurnOff:int) -> void:
	if !eventFlags.has(event):
		eventFlags[event] = 0;
	eventFlags[event] &= ~flagsToTurnOff;

func eventAreFlagsOn(event:SpecialEvent, flagsToCheck:int) -> bool:
	if !eventFlags.has(event):
		eventFlags[event] = 0;
	return (eventFlags[event] & flagsToCheck) == flagsToCheck;

func eventIsAnyOfFlagsOn(event:SpecialEvent, flagsToCheck:int) -> bool:
	if !eventFlags.has(event):
		eventFlags[event] = 0;
	return (eventFlags[event] & flagsToCheck) != 0;

func eventAreFlagsOff(event:SpecialEvent, flagsToCheck:int) -> bool:
	if !eventFlags.has(event):
		eventFlags[event] = 0;
	return (eventFlags[event] & flagsToCheck) == 0;

func eventIsAnyOfFlagsOff(event:SpecialEvent, flagsToCheck:int) -> bool:
	if !eventFlags.has(event):
		eventFlags[event] = 0;
	return (eventFlags[event] & flagsToCheck) != flagsToCheck;