Shop.java

package com.ikov.misc;

import java.util.ArrayList;

import org.rev317.min.Loader;
import org.rev317.min.api.methods.Game;
import org.rev317.min.api.methods.Menu;
import org.rev317.min.api.wrappers.Item;

public class Shop {

	public final static int SHOP_INTERFACE = 3824;

	/**
	 * Checks if a shop is open.
	 * @return true when shop is open
	 */
	public static boolean isOpen() {
		return Game.getOpenInterfaceId() == SHOP_INTERFACE;
	}

	/**
	 * Gets all shop item ids in a shop
	 *
	 * @return shop items
	 */
	public static int[] getShopItemIDs() {
		if (!isOpen()) {
			return null;
		}
		return Loader.getClient().getInterfaceCache()[3900].getItems();
	}

       /**
	* Gets all stack sizes in a shop
	*
	* @return stack sizes
	*/
	public static int[] getShopStacks() {
		if (!isOpen()) {
			return null;
		}
		return Loader.getClient().getInterfaceCache()[3900].getStackSizes();
	}

       /**
	* Gets all shop items in shop
	*
	* @return shop items
	*/
	public static Item[] getShopItems() {
		if (!isOpen()) {
			return null;
		}
		ArrayList<Item> items = new ArrayList<Item>();
		int[] ids = getShopItemIDs();
		int[] stacks = getShopStacks();
		for (int i = 0; i < ids.length; i++) {
			if (ids[i] > 0) {
				items.add(new Item(ids[i], stacks[i], i));
			}
		}
		return (Item[]) items.toArray(new Item[items.size()]);
	}

	/**
	 * Gets shop item with given id
	 *
	 * @param id
	 *
	 * @return shop item
	 */
	public static Item getItem(int id) {

		if (!isOpen()) {
			return null;
		}

		for (Item i : getShopItems()) {
			if (i.getId() == id) {
				return i;
			}
		}
		return null;
	}

	/**
	 * Counts the amount of items with given id in shop
	 *
	 * @param id
	 *
	 * @return count
	 */
	public static int getCount(int id) {
		if (!isOpen()) {
			return 0;
		}
		return getItem(id).getStackSize();
	}

	/**
	 * Counts total amount of items in shop
	 *
	 * @return total amount of items
	 */
	public static int getShopCount() {
		if (!isOpen()) {
			return 0;
		}
		return getShopItemIDs().length;
	}

	/**
	 * Closes the shop interface
	 */
	public static void close() {
		if (!isOpen()) {
			return;
		}
		Menu.sendAction(200, -1, -1, 3902);
	}

	/**
	 * Buys a specific item from a shop
	 * @param itemId the item id to buy
	 */
	public static void buy(int itemId, boolean buyOneHundred) {
		if (!isOpen()) {
			return;
		}

		Item i = getItem(itemId);

		if (buyOneHundred) {
			Menu.sendAction(53, i.getId() - 1, i.getSlot(), 3900);
		} else {
			Menu.sendAction(78, i.getId() - 1, i.getSlot(), 3900);
		}
	}
}