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

# This is our main script. It runs when the device is placed.
create_arena_device := class(creative_device):

    # 1. DEFINE THE ARENA SIZE
    # Think of this like setting the "Win Condition" or "Match Settings"
    # We use named constants because these numbers won't change during the game.
    # Distances are in centimetres in Unreal Engine (2000.0 = 20 metres).
    Arena_Width : float = 2000.0
    Arena_Depth : float = 2000.0
    Arena_WallHeight : float = 500.0   # How tall each wall panel is
    Arena_Thickness : float = 50.0     # How thick the walls are

    # Reference to a barrier device that must be placed and wired in the editor.
    # Duplicate it in UEFN for each of the four walls and assign each below.
    # note: Verse cannot spawn barrier_device instances at runtime; they must
    # be pre-placed in the editor and referenced here as editable properties.
    @editable
    Front_Barrier : barrier_device = barrier_device{}

    @editable
    Back_Barrier : barrier_device = barrier_device{}

    @editable
    Left_Barrier : barrier_device = barrier_device{}

    @editable
    Right_Barrier : barrier_device = barrier_device{}

    # 2. THE SETUP FUNCTION
    # This runs once when the game starts, like the "Pre-Game Lobby" phase.
    Setup() : void =
        # We need to know where the device itself is placed in the world.
        # This is like checking your GPS location.
        My_Transform := GetTransform()
        My_Location  := My_Transform.Translation

        # 3. ACTIVATE THE BARRIERS
        # Each barrier_device was pre-positioned in the editor to match the
        # arena corners. We simply enable them here so they block players
        # and projectiles from the moment the game starts.
        Front_Barrier.Enable()
        Back_Barrier.Enable()
        Left_Barrier.Enable()
        Right_Barrier.Enable()

    # 4. HELPER: print a simple status message so you can confirm the
    # script ran correctly when you check the Output Log in UEFN.
    Log_Status(WallName : string) : void =
        Print("Arena wall active: {WallName}")

    # This is the entry point. The game calls this to start the script.
    OnBeginPlay<override>() : void =
        Setup()
        Log_Status("Front")
        Log_Status("Back")
        Log_Status("Left")
        Log_Status("Right")