# This is a simple Verse script.
# It changes a prop's color when you touch it.

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

# We define a device called "GlowingProp".
# This device holds our prop and its material.
GlowingProp := class(creative_device):
    # This is the prop we want to change.
    # Wire this to a creative_prop in the editor.
    @editable
    Prop : creative_prop = creative_prop{}

    # This is the trigger we use to detect a player touching the prop.
    # Place a trigger device around the prop in the editor and wire it here.
    # note: Verse has no direct per-prop touch API; a trigger_device is the
    #       standard way to detect a player entering a prop's area.
    @editable
    TouchTrigger : trigger_device = trigger_device{}

    # OnBegin runs when the game starts.
    OnBegin<override>()<suspends> : void =
        # Subscribe to the trigger's Triggered event.
        # When a player walks into the trigger, OnPropTouched fires.
        TouchTrigger.TriggeredEvent.Subscribe(OnPropTouched)

    # This function runs when a player touches the prop area.
    OnPropTouched(Agent : ?agent) : void =
        # Swap the prop's mesh to the glowing green variant by hiding
        # and showing it, or drive a param on a Conditional Button.
        # note: creative_prop exposes no runtime material-parameter API in
        #       public UEFN Verse. The standard approach is to pre-author
        #       two prop assets (default and glowing) and swap visibility.
        Prop.Hide()
        # The glowing version of the prop should be a second creative_prop
        # placed in the same spot and wired to GlowingPropVariant below.
        GlowingPropVariant.Show()

    # This is the pre-lit glowing green version of the same prop.
    # Wire this to a creative_prop that already has Glowing_Cube_Mat applied.
    @editable
    GlowingPropVariant : creative_prop = creative_prop{}