Custom RNG Device

using { /Fortnite.com/Devices }
using { /UnrealEngine.com/Temporary/Diagnostics }
using { /Verse.org/Random }
using { /Verse.org/Simulation }

custom_rng_device := class(creative_device):

    @editable
    ActivateTrigger:trigger_device = trigger_device{}

    @editable
    ChoiceTriggers:[]trigger_device = array{}

    @editable
    ChooseOptionsOnce:logic = true

    var UnusedTriggers:[]trigger_device = array{}

    OnBegin<override>()<suspends>:void=
        Sleep(0.0)
        DeviceSetup()

    DeviceSetup():void =
        ActivateTrigger.TriggeredEvent.Subscribe(ChooseTrigger)
        set UnusedTriggers = Shuffle(ChoiceTriggers)

    ChooseTrigger(MaybeAgent:?agent):void =
        if (ChosenTrigger := UnusedTriggers[0], Agent := MaybeAgent?):
            ChosenTrigger.Trigger(Agent)
            if (ChooseOptionsOnce?):
                set UnusedTriggers = for (Index -> Trigger : UnusedTriggers, Index <> 0):
                    Trigger

        else:
            set UnusedTriggers = Shuffle(ChoiceTriggers)
            ChooseTrigger(MaybeAgent)
Custom RNG Device

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