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

spin_wheel_device := class(creative_device):

    @editable
    SpinButton: button_device = button_device{}      # the player presses this
    @editable
    Wheel: creative_prop = creative_prop{}            # the prop that spins
    @editable
    PrizeGranter: item_granter_device = item_granter_device{}  # awards the prize

    @editable
    HopCount: int = 9                                 # 9 x 120deg = 3 full turns
    @editable
    SecondsPerHop: float = 0.18

    # 120 degrees in radians — one safe, unambiguous third-of-a-turn.
    ThirdTurnRadians: float = 2.0943951
    var IsSpinning: logic = false

    OnBegin<override>()<suspends>: void =
        SpinButton.InteractedWithEvent.Subscribe(OnButtonPressed)

    OnButtonPressed(Agent: agent): void =
        if (not IsSpinning?):
            spawn { SpinAndReward(Agent) }

    SpinAndReward(Agent: agent)<suspends>: void =
        set IsSpinning = true
        Position: vector3 = Wheel.GetTransform().Translation
        var Hop: int = 0
        loop:
            if (Hop >= HopCount):
                break
            # Compose ONE more 120deg step onto the wheel's CURRENT orientation.
            # Each MoveTo target is only 120deg away -> every hop is an
            # unambiguous shortest-path move (the lesson's gotcha, applied live).
            CurrentRotation: rotation = Wheel.GetTransform().Rotation
            NextRotation: rotation = CurrentRotation.ApplyWorldRotationZ(ThirdTurnRadians)
            Wheel.MoveTo(Position, NextRotation, SecondsPerHop)
            set Hop = Hop + 1
        PrizeGranter.GrantItem(Agent)
        set IsSpinning = false