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

# This is our main script structure. Think of it as the "brain" of the device.
loot_goblin_device := class(creative_device):

    # 1. DEFINE THE DEVICES
    # We declare editable references to the devices we placed in the editor.
    # Select this Verse device in UEFN and assign each slot in the Details panel.
    @editable
    MySupplyDrop : supply_drop_spawner_device = supply_drop_spawner_device{}

    # We also need a way to interact with players. We'll use a simple
    # PlayerScoreDevice to track gold. Place one in the editor and assign it here.
    @editable
    GoldTracker : score_manager_device = score_manager_device{}

    # We need a button_device so players can trigger the purchase.
    # Place one in the editor near the Trigger Zone and assign it here.
    @editable
    PurchaseButton : button_device = button_device{}

    # 2. DEFINE THE COST
    # The gold cost of a single supply drop.
    DropCost : int = 100

    # 3. OnBegin runs once when the game starts. We wire up our events here.
    OnBegin<override>()<suspends> : void =
        # Subscribe to the button's activation event.
        # Whenever a player presses PurchaseButton, OnPlayerPurchase is called.
        PurchaseButton.InteractedWithEvent.Subscribe(OnPlayerPurchase)

    # 4. DEFINE THE EVENT HANDLER
    # This function runs when a player presses the PurchaseButton.
    OnPlayerPurchase(Player : player) : void =

        # 5. CHECK THE CONDITION
        # Get the player's current score (gold) from the tracker.
        CurrentGold := GoldTracker.GetCurrentScore(Player)

        # 6. LOGIC BRANCH
        if (CurrentGold >= DropCost):
            # Player has enough gold!

            # Deduct the gold by scoring a negative amount.
            GoldTracker.SetScoreOverride(Player, CurrentGold - DropCost)

            # Now, activate the supply drop!
            # Activate() triggers the spawner to drop a crate immediately.
            MySupplyDrop.Activate(Player)

            # Optional: log to the console for debugging.
            Print("Supply Drop Launched! You are rich.")
        else:
            # Player is broke.
            Print("Not enough gold! You need {DropCost} gold.")