/* Bloxd.io Shop Script - Fixed removeItemName Argument Error */

let price = 1; /* Cost in Yen */
let amountToBuy = 1; /* Amount of Dirt given */

/* Look at what the player is currently holding in their hand */
let heldItem = api.getHeldItem(myId);

/* Validate: Holding a Gold Coin AND its name is exactly 'Yen' */
if (heldItem && heldItem.name === "Gold Coin" && heldItem.attributes && heldItem.attributes.customDisplayName === "Yen") {
    
    /* Check if they are holding enough of it */
    if (heldItem.amount >= price) {
        
        /* Fixed: Exactly 3 arguments passed to removeItemName */
        api.removeItemName(myId, "Gold Coin", price);
        
        /* Attempt to give the player their Dirt */
        api.giveItem(myId, "Dirt", amountToBuy);

        /* Inventory full safety check */
        if (api.inventoryIsFull(myId)) {
            /* Refund the exact item layout if their inventory had no space */
            api.giveItem(myId, "Gold Coin", price, { customDisplayName: "Yen" });
            api.sendMessage(myId, "Your inventory is full! Yen refunded.", { color: "red" });
        } else {
            api.sendMessage(myId, "Successfully bought " + amountToBuy + " Dirt!", { color: "green" });
        }
        
    } else {
        api.sendMessage(myId, "You need to hold at least " + price + " Yen in your hand!", { color: "red" });
    }
    
} else {
    /* Triggers if they hold normal Gold Coins or an unrelated block */
    api.sendMessage(myId, "Please hold your 'Yen' coins in your hand to buy!", { color: "yellow" });
}