Testing of KSP Events for AGX - working code

AGXEventTest2.cs

    public class AGXEventHandler
    {
        public static EventData<Action<List<float>>> onTestEvent;
        public static readonly List<float> numList = new List<float>(); // readonly, so it cannot be overwritten

        public static AGXEventHandler myEventHandler; // singleton class instance

        public static void Init()
        {
            if (myEventHandler == null) // only create a new object if it doesn't exist yet
            {
                myEventHandler = new AGXEventHandler();
                myEventHandler.init();
            }
        }

        public void init()
        {
            onTestEvent = new EventData<Action<List<float>>>("onTestEvent");
            Debug.Log("AGXEventHandler event created");
            numList.Add(Time.realtimeSinceStartup);
            Debug.Log("AGXEventHandler adding initial time to numList");
            onTestEvent.Add(testAGXmethod);
            Debug.Log("AGXEventHandler subscribed to event");
        }

        public void testAGXmethod(Action<List<float>> lstAction)
        {
            Debug.LogError("AGXEventHandler testAGXmethod: event fired!");
            lstAction(numList); // call the action, passing it numList (which C# passes by reference)
        }
    }

    [KSPAddon(KSPAddon.Startup.Instantly, true)] // instantly ensures the event is created as early as possible
    public class AGXEventTestFlight : MonoBehaviour
    {
        public void Start()
        {
            AGXEventHandler.Init(); // initialize the event handler
            DontDestroyOnLoad(this); // coroutines stop when the object is destroyed, this keeps it running constantly
            StartCoroutine("numCounter");
        }

        public IEnumerator numCounter()
        {
            while (true) // rather than starting a new coroutine every 5s, just let this one loop
            {
                AGXEventHandler.numList.Add(Time.realtimeSinceStartup);
                Debug.Log("AGX event add time, i = " + AGXEventHandler.numList.Count);
                yield return new WaitForSeconds(5f);
            }
        }
    }

    //------------------------------------------------------- code from other mod:

    [KSPAddon(KSPAddon.Startup.MainMenu, false)] // do main menu for testing so we don't have to load a save
    public class EventTest : MonoBehaviour
    {
        public static List<float> testList = new List<float>(); // init to empty list just so it isn't "null", reference will be overwritten

        public void Start()
        {
            Debug.Log("EventTest get event");
            var testEvent = GameEvents.FindEvent<EventData<Action<List<float>>>>("onTestEvent");
            if (testEvent != null) // null check in case somethign isn't set up correctly
            {
                Debug.Log("EventTest event found, firing!");
                Debug.Log("EventTest before fire list count: " + testList.Count);
                testEvent.Fire(l => testList = l); // pass an anonymous method which accepts a "list" parameter, and sets testList to that reference
                                                   // This could have also passed a method accepting a single List<float> parameter
                Debug.Log("EventTest event fired, current list count: " + testList.Count); // this count now reflects the other list, proving that
                                                                                           // events don't wait until the next tick to execute.
            }
            else
            {
                Debug.LogError("EventTest failed to find event.");
            }
            StartCoroutine("PrintCoroutine");
        }

        public IEnumerator PrintCoroutine()
        {
            Debug.Log("EventTest PrintCoroutine started");
            yield return new WaitForSeconds(5f); // Wait until 5s after the coroutine is started
            for (int i = 0; i < 100; ++i) // iterate through 100 times every time you go to the main menu
            {
                PrintList();
                yield return new WaitForSeconds(5f);
            }
        }

        public static void PrintList()
        {
            Debug.Log("EventTest PrintList start " + Time.realtimeSinceStartup + testList.Count);
            for (int i = 0; i < testList.Count; i++)
            {
                Debug.LogError("EventTest testList[" + i + "] = " + testList[i]);
            }
            Debug.Log("EventTest PrintList end");
        }
    }