# This is a simple Verse script for a respawnable coin
# We define the 'Coin' as an object that has a Timer and a Respawn function

# First, we need to import the tools we need
using { /Fortnite.com/Devices }
using { /Verse.org/Simulation }

# This is our main 'Actor' (think of it as the Coin's brain)
# creative_device is the real base class for UEFN Verse devices
respawnable_coin := class(creative_device):

    # These are our 'Variables' - things that can change
    # A variable is like a loot box: it holds an item, and you can swap the item inside.
    # These @editable fields appear as slots in the UEFN details panel,
    # where you drag in your real Timer and Coin devices from the scene.
    @editable
    TimerDevice : timer_device = timer_device{}

    @editable
    CoinDevice : item_spawner_device = item_spawner_device{}

    # This is the 'Event' that runs when the game starts
    # OnBegin is the real UEFN lifecycle function; it is async because it can Await
    OnBegin<override>()<suspends> : void =
        # Here we 'Bind' the devices together in code.
        # Subscribe() is how Verse attaches a callback to a listenable event.

        # We tell the CoinDevice: "When you are collected, run StartTimerOnCollect."
        CoinDevice.ItemPickedUpEvent.Subscribe(StartTimerOnCollect)

        # We tell the TimerDevice: "When you finish counting, run RespawnCoin."
        TimerDevice.SuccessEvent.Subscribe(RespawnCoin)

    # Called whenever any agent collects the coin; we ignore the agent and start the timer.
    StartTimerOnCollect(Agent : agent) : void =
        TimerDevice.Start()

    # Called when the timer reaches zero; respawn the coin for every player.
    RespawnCoin(Agent : ?agent) : void =
        # Enable() re-enables the item_spawner_device so all players can collect it again.
        # note: item_spawner_device inherits Enable() from base_item_spawner_device to
        #       restore visibility/collectibility; Reset() is not available on this device.
        CoinDevice.Enable()

# To use this, place this device in the scene from the Content Browser,
# then drag your Timer and Coin devices into the 'Timer Device' and 'Coin Device' slots
# in the UEFN details panel.