/// <summary>Does the action.</summary>
/// <param name="amount">Number of items.</param>
/// <param name="clickLocation">Where the player clicked.</param>
public override void PerformAction(int amount, Point clickLocation)
{
var heldItem = this.Reflection.GetField <Item>(this.NativeShopMenu, "heldItem").GetValue();
var priceAndStockField = this.Reflection.GetField <Dictionary <ISalable, int[]> >(this.NativeShopMenu, "itemPriceAndStock");
var priceAndStockMap = priceAndStockField.GetValue();
Debug.Assert(priceAndStockMap.ContainsKey(this.ClickedItem));
// Calculate the number to purchase
int numInStock = priceAndStockMap[this.ClickedItem][1];
int itemPrice = priceAndStockMap[this.ClickedItem][0];
int currentMonies = ShopMenu.getPlayerCurrencyAmount(Game1.player, this.ShopCurrencyType);
amount = Math.Min(Math.Min(amount, currentMonies / itemPrice), Math.Min(numInStock, this.ClickedItem.maximumStackSize()));
// If we couldn't grab all that we wanted then only subtract the amount we were able to grab
int numHeld = heldItem?.Stack ?? 0;
int overflow = Math.Max((numHeld + amount) - this.ClickedItem.maximumStackSize(), 0);
amount -= overflow;
this.Monitor.DebugLog($"Attempting to purchase {amount} of {this.ClickedItem.Name} for {itemPrice * amount}");
if (amount <= 0)
{
return;
}
// Try to purchase the item - method returns true if it should be removed from the shop since there's no more.
var purchaseMethodInfo = this.Reflection.GetMethod(this.NativeShopMenu, "tryToPurchaseItem");
int index = BuyAction.GetClickedItemIndex(this.Reflection, this.NativeShopMenu, clickLocation);
if (purchaseMethodInfo.Invoke <bool>(this.ClickedItem, heldItem, amount, clickLocation.X, clickLocation.Y, index))
{
this.Monitor.DebugLog($"Purchase of {this.ClickedItem.Name} successful");
// remove the purchased item from the stock etc.
priceAndStockMap.Remove(this.ClickedItem);
priceAndStockField.SetValue(priceAndStockMap);
var itemsForSaleField = this.Reflection.GetField <List <ISalable> >(this.NativeShopMenu, "forSale");
var itemsForSale = itemsForSaleField.GetValue();
itemsForSale.Remove(this.ClickedItem);
itemsForSaleField.SetValue(itemsForSale);
}
}
/// <summary>Creates an instance of the action.</summary>
/// <param name="reflection">Reflection helper.</param>
/// <param name="monitor">Monitor for logging.</param>
/// <param name="shopMenu">Native shop menu.</param>
/// <param name="mouse">Mouse position.</param>
/// <returns>The instance or null if no valid item was selected.</returns>
public new static ShopAction Create(IReflectionHelper reflection, IMonitor monitor, ShopMenu shopMenu, Point mouse)
{
var item = BuyAction.GetClickedShopItem(reflection, shopMenu, mouse);
return(item != null ? new BuyAction(reflection, monitor, shopMenu, item) : null);
}
/// <summary>Main event that derived handlers use to setup necessary hooks and other things needed to take over how the stack is split.</summary>
/// <returns>If the input was handled or consumed.</returns>
protected override EInputHandled OpenSplitMenu()
{
this.CurrentShopAction = BuyAction.Create(this.Helper.Reflection, this.Monitor, this.NativeMenu, this.ClickItemLocation);
return(TryOpenSplitMenu(this.CurrentShopAction));
}
