TradeandDuel.java

package server.model.players;

import java.util.concurrent.CopyOnWriteArrayList;

import server.Config;
import server.Server;
import server.event.CycleEvent;
import server.event.CycleEventContainer;
import server.event.CycleEventHandler;
import server.model.items.GameItem;
import server.model.items.Item;
import server.util.Misc;

public class TradeAndDuel {

	/**
	 * Duel Arena Safe of Glitches & Dupes by: Ardi
	 * http://www.rune-server.org/members/ardi/ Remember to click thanks button
	 * & karma (reputation) if you're using this.
	 */

	private Client c;

	public TradeAndDuel(Client Client) {
		this.c = Client;
	}

	/**
	 * Trading ~ Ardi
	 **/
	public CopyOnWriteArrayList<GameItem> offeredItems = new CopyOnWriteArrayList<GameItem>();

	public static boolean twoTraders(Client c, Client o) {
		int count = 0;
		for (int i = 0; i < PlayerHandler.players.length; i++) {
			Client temp = (Client) PlayerHandler.players[i];
			if (temp != null) {
				if (temp.tradeWith == c.playerId
						|| temp.tradeWith == o.playerId) {
					count++;
				}
			}
		}
		return count == 2;
	}
	
	public void requestTrade(int id) {
		Client o = (Client) PlayerHandler.players[id];
		if (c.inWild()) {
			c.sendMessage("You cannot trade in the wilderness.");
			return;
		}
		if (c.duelStatus >= 1) {
			c.getPA().closeAllWindows();
			declineDuel();
			return;
		}
		if (c.inTrade) {
			c.getPA().closeAllWindows();
			o.getPA().closeAllWindows();
			c.getTradeAndDuel().declineTrade();
			o.getTradeAndDuel().declineTrade();
			c.sendMessage("The trade has been declined.");
			o.sendMessage("The trade has been declined.");
			return;
		}
		if (c.playerRights == 2) {
			c.sendMessage("Administrator's can't trade players.");
			return;
		}
		if(o.connectedFrom == c.connectedFrom || c.connectedFrom == o.connectedFrom) {
			c.sendMessage("You can't trade yourself!");
			return;
		}
		try {
			if (id == c.playerId)
				return;
			c.tradeWith = id;
			if (!c.inTrade && o.tradeRequested && o.tradeWith == c.playerId) {
				c.getTradeAndDuel().openTrade();
				o.getTradeAndDuel().openTrade();
			} else if (!c.inTrade) {

				c.tradeRequested = true;
				c.sendMessage("Sending trade request...");
				o.sendMessage(c.playerName + ":tradereq:");
			}
		} catch (Exception e) {
			Misc.println("Error requesting trade.");
		}
	}

	public void openTrade() {
		Client o = (Client) PlayerHandler.players[c.tradeWith];
		if (c.inTrade) {
			c.getPA().closeAllWindows();
			o.getPA().closeAllWindows();
			c.getTradeAndDuel().declineTrade();
			o.getTradeAndDuel().declineTrade();
			c.sendMessage("The trade has been declined.");
			o.sendMessage("The trade has been declined.");
			return;
		}
		if (c.inWild()) {
			c.sendMessage("You cannot trade in the wilderness.");
			declineTrade();
			return;
		}
		if (c.playerRights == 2) {
			c.sendMessage("Administrator's can't trade players.");
			return;
		}
		if (o == null) {
			return;
		}
		c.inTrade = true;
		c.canOffer = true;
		c.tradeStatus = 1;
		c.tradeRequested = false;
		c.getItems().resetItems(3322);
		resetTItems(3415);
		resetOTItems(3416);
		String out = o.playerName;

		if (o.playerRights == 1) {
			out = "@cr1@" + out;
		} else if (o.playerRights == 2) {
			out = "@cr2@" + out;
		}
		c.getPA().sendFrame126(
				"Trading with: " + o.playerName + " who has @gre@"
						+ o.getItems().freeSlots() + "", 3417);
		c.getPA().sendFrame126("", 3431);
		c.getPA().sendFrame126("Are you sure you want to make this trade?",
				3535);
		c.getPA().sendFrame248(3323, 3321);
	}

	public void resetTItems(int WriteFrame) {
		synchronized (c) {
			c.getOutStream().createFrameVarSizeWord(53);
			c.getOutStream().writeWord(WriteFrame);
			int len = offeredItems.toArray().length;
			int current = 0;
			c.getOutStream().writeWord(len);
			for (GameItem item : offeredItems) {
				if (item.amount > 254) {
					c.getOutStream().writeByte(255);
					c.getOutStream().writeDWord_v2(item.amount);
				} else {
					c.getOutStream().writeByte(item.amount);
				}
				c.getOutStream().writeWordBigEndianA(item.id + 1);
				current++;
			}
			if (current < 27) {
				for (int i = current; i < 28; i++) {
					c.getOutStream().writeByte(1);
					c.getOutStream().writeWordBigEndianA(-1);
				}
			}
			c.getOutStream().endFrameVarSizeWord();
			c.flushOutStream();
		}
	}

	public boolean fromTrade(int itemID, int fromSlot, int amount) {
		if (c.inWild()) {
			c.sendMessage("You cannot trade in the wilderness.");
			return false;
		}
		if (c.duelStatus >= 1) {
			c.getPA().closeAllWindows();
			declineDuel();
			return false;
		}
		Client o = (Client) PlayerHandler.players[c.tradeWith];
		if (o == null) {
			return false;
		}
		try {
			if (!c.inTrade || !c.canOffer) {
				declineTrade();
				return false;
			}
			if (!c.getItems().playerHasItem(itemID, amount))
				return false;
			if (amount < 0) {
				return false;
			}
			c.tradeConfirmed = false;
			o.tradeConfirmed = false;
			if (!Item.itemStackable[itemID]) {
				if (amount > 28) {
					amount = 28;
				}
				for (int a = 0; a < amount; a++) {
					for (GameItem item : offeredItems) {
						if (item.id == itemID) {
							if (!item.stackable) {
								offeredItems.remove(item);
								c.getItems().addItem(itemID, 1);
							} else if (item.amount > amount) {
								item.amount -= amount;
								c.getItems().addItem(itemID, amount);
							} else {
								amount = item.amount;
								offeredItems.remove(item);
								c.getItems().addItem(itemID, amount);
							}
							break;
						}
					}
				}
			}
			for (GameItem item : offeredItems) {
				if (item.id == itemID) {
					if (!item.stackable) {
					} else if (item.amount > amount) {
						item.amount -= amount;
						c.getItems().addItem(itemID, amount);
					} else {
						amount = item.amount;
						offeredItems.remove(item);
						c.getItems().addItem(itemID, amount);

					}
					break;
				}
			}
			c.tradeConfirmed = false;
			o.tradeConfirmed = false;
			c.getItems().resetItems(3322);
			resetTItems(3415);
			o.getTradeAndDuel().resetOTItems(3416);
			// displayWAndI(c);
			c.getPA().sendFrame126("", 3431);
			o.getPA().sendFrame126("", 3431);
		} catch (Exception e) {

		}
		return true;
	}

	public boolean tradeItem(int itemID, int fromSlot, int amount) {
		if (c.inWild()) {
			c.sendMessage("You cannot trade in the wilderness.");
			return false;
		}
		Client o = (Client) PlayerHandler.players[c.tradeWith];
		if (o == null) {
			return false;
		}

		for (int i : Config.ITEM_TRADEABLE) {
			if (i == itemID) {
				c.sendMessage("You can't trade this item.");
				return false;
			}
		}
		if (itemID != c.playerItems[fromSlot] - 1) {
			return false;
		}
		if (!((c.playerItems[fromSlot] == itemID + 1) && (c.playerItemsN[fromSlot] >= amount))) {
			c.sendMessage("You don't have that amount!");
			return false;
		}
		c.tradeConfirmed = false;
		o.tradeConfirmed = false;
		if (itemID != 995 & c.playerItems[fromSlot] == 996) {
			return false;
		}
		if (!Item.itemStackable[itemID] && !Item.itemIsNote[itemID]) {
			for (int a = 0; a < amount && a < 28; a++) {
				if (c.getItems().playerHasItem(itemID, 1)) {
					offeredItems.add(new GameItem(itemID, 1));
					c.getItems().deleteItem(itemID,
							c.getItems().getItemSlot(itemID), 1);
					o.getPA().sendFrame126(
							"Trading with: " + c.playerName + " who has @gre@"
									+ c.getItems().freeSlots() + "", 3417);
				}
			}
			o.getPA().sendFrame126(
					"Trading with: " + c.playerName + " who has @gre@"
							+ c.getItems().freeSlots() + "", 3417);
			c.getItems().resetItems(3322);
			resetTItems(3415);
			o.getTradeAndDuel().resetOTItems(3416);
			c.getPA().sendFrame126("", 3431);
			o.getPA().sendFrame126("", 3431);
		}
		if (c.getItems().getItemCount(itemID) < amount) {
			amount = c.getItems().getItemCount(itemID);
			if (amount == 0)
				return false;
		}
		if (!c.inTrade || !c.canOffer) {
			declineTrade();
			return false;
		}
		if (!c.getItems().playerHasItem(itemID, amount))
			return false;

		if (Item.itemStackable[itemID] || Item.itemIsNote[itemID]) {
			boolean inTrade = false;
			for (GameItem item : offeredItems) {
				if (item.id == itemID) {
					inTrade = true;
					item.amount += amount;
					c.getItems().deleteItem2(itemID, amount);
					o.getPA().sendFrame126(
							"Trading with: " + c.playerName + " who has @gre@"
									+ c.getItems().freeSlots() + "", 3417);
					break;
				}
			}

			if (!inTrade) {
				offeredItems.add(new GameItem(itemID, amount));
				c.getItems().deleteItem2(itemID, amount);
				o.getPA().sendFrame126(
						"Trading with: " + c.playerName + " who has @gre@"
								+ c.getItems().freeSlots() + " free slots",
						3417);
			}
		}
		o.getPA().sendFrame126(
				"Trading with: " + c.playerName + " who has @gre@"
						+ c.getItems().freeSlots() + "", 3417);
		c.getItems().resetItems(3322);
		resetTItems(3415);
		o.getTradeAndDuel().resetOTItems(3416);
		c.getPA().sendFrame126("", 3431);
		o.getPA().sendFrame126("", 3431);
		return true;
	}

	public void resetTrade() {
		offeredItems.clear();
		c.inTrade = false;
		c.tradeWith = 0;
		c.canOffer = true;
		c.tradeConfirmed = false;
		c.tradeConfirmed2 = false;
		c.acceptedTrade = false;
		c.getPA().removeAllWindows();
		c.tradeResetNeeded = false;
		c.getPA().sendFrame126("Are you sure you want to make this trade?",
				3535);
	}

	public void declineTrade() {
		c.tradeStatus = 0;
		declineTrade(true);
		if (c.inTrade) {
			c.sendMessage("The trade has been declined.");
		}
	}

	public void declineTrade(boolean tellOther) {
		c.getPA().removeAllWindows();
		Client o = (Client) PlayerHandler.players[c.tradeWith];
		if (o == null) {
			return;
		}

		if (tellOther) {
			o.getTradeAndDuel().declineTrade(false);
			o.getTradeAndDuel().c.getPA().removeAllWindows();
		}

		for (GameItem item : offeredItems) {
			if (item.amount < 1) {
				continue;
			}
			if (item.stackable) {
				c.getItems().addItem(item.id, item.amount);
			} else {
				for (int i = 0; i < item.amount; i++) {
					c.getItems().addItem(item.id, 1);
				}
			}
		}
		c.canOffer = true;
		c.tradeConfirmed = false;
		c.tradeConfirmed2 = false;
		offeredItems.clear();
		c.inTrade = false;
		c.tradeWith = 0;
	}

	public void resetOTItems(int WriteFrame) {
		synchronized (c) {
			Client o = (Client) PlayerHandler.players[c.tradeWith];
			if (o == null) {
				return;
			}
			c.getOutStream().createFrameVarSizeWord(53);
			c.getOutStream().writeWord(WriteFrame);
			int len = o.getTradeAndDuel().offeredItems.toArray().length;
			int current = 0;
			c.getOutStream().writeWord(len);
			for (GameItem item : o.getTradeAndDuel().offeredItems) {
				if (item.amount > 254) {
					c.getOutStream().writeByte(255); // item's stack count. if
														// over 254, write byte
														// 255
					c.getOutStream().writeDWord_v2(item.amount);
				} else {
					c.getOutStream().writeByte(item.amount);
				}
				c.getOutStream().writeWordBigEndianA(item.id + 1); // item id
				current++;
			}
			if (current < 27) {
				for (int i = current; i < 28; i++) {
					c.getOutStream().writeByte(1);
					c.getOutStream().writeWordBigEndianA(-1);
				}
			}
			c.getOutStream().endFrameVarSizeWord();
			c.flushOutStream();
		}
	}

	public void confirmScreen() {
		Client o = (Client) PlayerHandler.players[c.tradeWith];
		if (o == null) {
			return;
		}
		c.canOffer = false;
		c.getItems().resetItems(3214);
		String SendTrade = "Absolutely nothing!";
		String SendAmount = "";
		int Count = 0;
		for (GameItem item : offeredItems) {
			if (item.id > 0) {
				if (item.amount >= 1000 && item.amount < 1000000) {
					SendAmount = "@cya@" + (item.amount / 1000) + "K @whi@("
							+ Misc.format(item.amount) + ")";
				} else if (item.amount >= 1000000) {
					SendAmount = "@gre@" + (item.amount / 1000000)
							+ " million @whi@(" + Misc.format(item.amount)
							+ ")";
				} else {
					SendAmount = "" + Misc.format(item.amount);
				}

				if (Count == 0) {
					SendTrade = c.getItems().getItemName(item.id);
				} else {
					SendTrade = SendTrade + "\\n"
							+ c.getItems().getItemName(item.id);
				}

				if (item.stackable) {
					SendTrade = SendTrade + " x " + SendAmount;
				}
				Count++;
			}
		}

		c.getPA().sendFrame126(SendTrade, 3557);
		SendTrade = "Absolutely nothing!";
		SendAmount = "";
		Count = 0;

		for (GameItem item : o.getTradeAndDuel().offeredItems) {
			if (item.id > 0) {
				if (item.amount >= 1000 && item.amount < 1000000) {
					SendAmount = "@cya@" + (item.amount / 1000) + "K @whi@("
							+ Misc.format(item.amount) + ")";
				} else if (item.amount >= 1000000) {
					SendAmount = "@gre@" + (item.amount / 1000000)
							+ " million @whi@(" + Misc.format(item.amount)
							+ ")";
				} else {
					SendAmount = "" + Misc.format(item.amount);
				}
				SendAmount = SendAmount;

				if (Count == 0) {
					SendTrade = c.getItems().getItemName(item.id);
				} else {
					SendTrade = SendTrade + "\\n"
							+ c.getItems().getItemName(item.id);
				}
				if (item.stackable) {
					SendTrade = SendTrade + " x " + SendAmount;
				}
				Count++;
			}
		}
		c.getPA().sendFrame126(SendTrade, 3558);
		// TODO: find out what 197 does eee 3213
		c.getPA().sendFrame248(3443, 197);
	}

	public void giveItems() {
		Client o = (Client) PlayerHandler.players[c.tradeWith];
		if (o == null) {
			return;
		}
		try {
			for (GameItem item : o.getTradeAndDuel().offeredItems) {
				if (item.id > 0) {
					c.getItems().addItem(item.id, item.amount);
					c.getTradeLog().tradeReceived(
							c.getItems().getItemName(item.id), item.amount);
					o.getTradeLog().tradeGive(
							c.getItems().getItemName(item.id), item.amount);
				}
			}

			c.getPA().removeAllWindows();
			c.tradeResetNeeded = true;
			c.sendMessage("Trade Accepted.");
			CycleEventHandler.getSingleton().addEvent(this, new CycleEvent() {
				@Override
				public void execute(CycleEventContainer container) {
					if (c.inTrade && c.tradeResetNeeded) {
						Client o = (Client) PlayerHandler.players[c.tradeWith];
						if (o != null) {
							if (o.tradeResetNeeded) {
								c.getTradeAndDuel().resetTrade();
								o.getTradeAndDuel().resetTrade();
								container.stop();
							} else {
								container.stop();
							}
						} else {
							container.stop();
						}
					} else {
						container.stop();
					}
				}

				@Override
				public void stop() {
					c.tradeResetNeeded = false;
				}
			}, 1);
		} catch (Exception e) {
		}
	}

	/**
	 * Dueling ~ Ardi
	 **/

	public CopyOnWriteArrayList<GameItem> otherStakedItems = new CopyOnWriteArrayList<GameItem>();
	public CopyOnWriteArrayList<GameItem> stakedItems = new CopyOnWriteArrayList<GameItem>();

	public void requestDuel(int id) {
		try {
			if (id == c.playerId)
				return;
			resetDuel();
			resetDuelItems();
			c.duelingWith = id;
			Client o = (Client) PlayerHandler.players[id];
			if (o == null) {
				return;
			}
			if (c.inTrade) {
				c.getPA().closeAllWindows();
				declineDuel();
				return;
			}
			if(o.connectedFrom == c.connectedFrom || c.connectedFrom == o.connectedFrom) {
				c.sendMessage("You can't duel yourself!");
				return;
			}
			c.duelRequested = true;
			if (c.duelStatus == 0 && o.duelStatus == 0 && c.duelRequested
					&& o.duelRequested && c.duelingWith == o.getId()
					&& o.duelingWith == c.getId()) {
				if (c.goodDistance(c.getX(), c.getY(), o.getX(), o.getY(), 1)) {
					c.getTradeAndDuel().openDuel();
					o.getTradeAndDuel().openDuel();
				} else {
					c.sendMessage("You need to get closer to your opponent to start the duel.");
				}

			} else {
				c.sendMessage("Sending duel request...");
				o.sendMessage(c.playerName + ":duelreq:");
			}
		} catch (Exception e) {
			Misc.println("Error requesting duel.");
		}
	}
	public void bothDeclineDuel() {
		Client c3 = (Client) PlayerHandler.players[c.duelingWith];
		declineDuel();
		c3.getTradeAndDuel().declineDuel();
		c.sendMessage("@red@The duel has been declined.");
		c3.sendMessage("@red@The duel has been declined.");
	}
	public void openDuel() {
		Client o = (Client) PlayerHandler.players[c.duelingWith];
		if (o == null) {
			return;
		}
		if (c.inTrade) {
			c.getPA().closeAllWindows();
			declineDuel();
			return;
		}
		c.duelStatus = 1;
		refreshduelRules();
		refreshDuelScreen();
		c.canOffer = true;
		for (int i = 0; i < c.playerEquipment.length; i++) {
			sendDuelEquipment(c.playerEquipment[i], c.playerEquipmentN[i], i);
		}
		c.getPA().sendFrame126(
				"Dueling with: " + o.playerName + " (level-" + o.combatLevel
						+ ")", 6671);
		c.getPA().sendFrame126("", 6684);
		c.getPA().sendFrame248(6575, 3321);
		c.getItems().resetItems(3322);
	}

	public void sendDuelEquipment(int itemId, int amount, int slot) {
		synchronized (c) {
			if (itemId != 0) {
				c.getOutStream().createFrameVarSizeWord(34);
				c.getOutStream().writeWord(13824);
				c.getOutStream().writeByte(slot);
				c.getOutStream().writeWord(itemId + 1);

				if (amount > 254) {
					c.getOutStream().writeByte(255);
					c.getOutStream().writeDWord(amount);
				} else {
					c.getOutStream().writeByte(amount);
				}
				c.getOutStream().endFrameVarSizeWord();
				c.flushOutStream();
			}
		}
	}

	public void refreshduelRules() {
		for (int i = 0; i < c.duelRule.length; i++) {
			c.duelRule[i] = false;
		}
		c.getPA().sendFrame87(286, 0);
		c.duelOption = 0;
	}

	public void refreshDuelScreen() {
		synchronized (c) {
			Client o = (Client) PlayerHandler.players[c.duelingWith];
			if (o == null) {
				return;
			}
			c.getOutStream().createFrameVarSizeWord(53);
			c.getOutStream().writeWord(6669);
			c.getOutStream().writeWord(stakedItems.toArray().length);
			int current = 0;
			for (GameItem item : stakedItems) {
				if (item.amount > 254) {
					c.getOutStream().writeByte(255);
					c.getOutStream().writeDWord_v2(item.amount);
				} else {
					c.getOutStream().writeByte(item.amount);
				}
				if (item.id > Config.ITEM_LIMIT || item.id < 0) {
					item.id = Config.ITEM_LIMIT;
				}
				c.getOutStream().writeWordBigEndianA(item.id + 1);

				current++;
			}

			if (current < 27) {
				for (int i = current; i < 28; i++) {
					c.getOutStream().writeByte(1);
					c.getOutStream().writeWordBigEndianA(-1);
				}
			}
			c.getOutStream().endFrameVarSizeWord();
			c.flushOutStream();

			c.getOutStream().createFrameVarSizeWord(53);
			c.getOutStream().writeWord(6670);
			c.getOutStream().writeWord(
					o.getTradeAndDuel().stakedItems.toArray().length);
			current = 0;
			for (GameItem item : o.getTradeAndDuel().stakedItems) {
				if (item.amount > 254) {
					c.getOutStream().writeByte(255);
					c.getOutStream().writeDWord_v2(item.amount);
				} else {
					c.getOutStream().writeByte(item.amount);
				}
				if (item.id > Config.ITEM_LIMIT || item.id < 0) {
					item.id = Config.ITEM_LIMIT;
				}
				c.getOutStream().writeWordBigEndianA(item.id + 1);
				current++;
			}

			if (current < 27) {
				for (int i = current; i < 28; i++) {
					c.getOutStream().writeByte(1);
					c.getOutStream().writeWordBigEndianA(-1);
				}
			}
			c.getOutStream().endFrameVarSizeWord();
			c.flushOutStream();
		}
	}

	public boolean stakeItem(int itemID, int fromSlot, int amount) {

		for (int i : Config.ITEM_TRADEABLE) {
			if (i == itemID) {
				c.sendMessage("You can't stake this item.");
				return false;
			}
		}
		if (itemID != c.playerItems[fromSlot] - 1) {
			return false;
		}
		if (!c.getItems().playerHasItem(itemID, amount))
			return false;
		if (c.playerRights == 2) {
			c.sendMessage("Administrator can't stake items in duel arena.");
			return false;
		}
		if (itemID == 863 || itemID == 11230 || itemID == 869 || itemID == 868
				|| itemID == 867 || itemID == 866 || itemID == 4740
				|| itemID == 9244 || itemID == 11212 || itemID == 892
				|| itemID == 9194 || itemID == 9243 || itemID == 9242
				|| itemID == 9241 || itemID == 9240 || itemID == 9239
				|| itemID == 882 || itemID == 884 || itemID == 886
				|| itemID == 888 || itemID == 890) {
			c.sendMessage("You can't stake bolts, arrows or knifes.");
			return false;
		}
		if (itemID != 995 & c.playerItems[fromSlot] == 996) {
			return false;
		}
		if (!((c.playerItems[fromSlot] == itemID + 1) && (c.playerItemsN[fromSlot] >= amount))) {
			c.sendMessage("You don't have that amount!");
			return false;
		}
		if (!c.getItems().playerHasItem(itemID, amount))
			return false;
		if (c.playerItems[fromSlot] - 1 != itemID
				&& c.playerItems[fromSlot] != itemID) { // duel dupe fix by
														// Aleksandr
			if (c.playerItems[fromSlot] == 0)
				return false;
			return false;
		}
		if (amount <= 0)
			return false;
		Client o = (Client) PlayerHandler.players[c.duelingWith];
		if (o == null) {
			declineDuel();
			return false;
		}
		if (o.duelStatus <= 0 || c.duelStatus <= 0) {
			declineDuel();
			o.getTradeAndDuel().declineDuel();
			return false;
		}
		if (!c.canOffer) {
			return false;
		}
		changeDuelStuff();
		if (!Item.itemStackable[itemID]) {
			for (int a = 0; a < amount; a++) {
				if (c.getItems().playerHasItem(itemID, 1)) {
					stakedItems.add(new GameItem(itemID, 1));
					c.getItems().deleteItem(itemID,
							c.getItems().getItemSlot(itemID), 1);
				}
			}
			
			c.getItems().resetItems(3214);
			c.getItems().resetItems(3322);
			o.getItems().resetItems(3214);
			o.getItems().resetItems(3322);
			refreshDuelScreen();
			o.getTradeAndDuel().refreshDuelScreen();
			c.getPA().sendFrame126("", 6684);
			o.getPA().sendFrame126("", 6684);
		}

		if (!c.getItems().playerHasItem(itemID, amount)) {
			return false;
		}
		if (Item.itemStackable[itemID] || Item.itemIsNote[itemID]) {
			boolean found = false;
			for (GameItem item : stakedItems) {
				if (item.id == itemID) {
					found = true;
					item.amount += amount;
					c.getItems().deleteItem(itemID, fromSlot, amount);
					break;
				}
			}
			if (!found) {
				c.getItems().deleteItem(itemID, fromSlot, amount);
				stakedItems.add(new GameItem(itemID, amount));
			}
		}

		c.getItems().resetItems(3214);
		c.getItems().resetItems(3322);
		o.getItems().resetItems(3214);
		o.getItems().resetItems(3322);
		refreshDuelScreen();
		o.getTradeAndDuel().refreshDuelScreen();
		c.getPA().sendFrame126("", 6684);
		o.getPA().sendFrame126("", 6684);
		return true;
	}

	public boolean fromDuel(int itemID, int fromSlot, int amount) {
		Client o = (Client) PlayerHandler.players[c.duelingWith];
		if (o == null) {
			declineDuel();
			return false;
		}
		if (o.duelStatus <= 0 || c.duelStatus <= 0) {
			declineDuel();
			o.getTradeAndDuel().declineDuel();
			return false;
		}
		if (Item.itemStackable[itemID]) {
			if (c.getItems().freeSlots() - 1 < (c.duelSpaceReq)) {
				c.sendMessage("You have too many rules set to remove that item.");
				return false;
			}
		}

		if (!c.canOffer) {
			return false;
		}

		changeDuelStuff();
		boolean goodSpace = true;
		if (!Item.itemStackable[itemID]) {
			for (int a = 0; a < amount; a++) {
				for (GameItem item : stakedItems) {
					if (item.id == itemID) {
						if (!item.stackable) {
							if (c.getItems().freeSlots() - 1 < (c.duelSpaceReq)) {
								goodSpace = false;
								break;
							}
							stakedItems.remove(item);
							c.getItems().addItem(itemID, 1);
						} else {
							if (c.getItems().freeSlots() - 1 < (c.duelSpaceReq)) {
								goodSpace = false;
								break;
							}
							if (item.amount > amount) {
								item.amount -= amount;
								c.getItems().addItem(itemID, amount);
							} else {
								if (c.getItems().freeSlots() - 1 < (c.duelSpaceReq)) {
									goodSpace = false;
									break;
								}
								amount = item.amount;
								stakedItems.remove(item);
								c.getItems().addItem(itemID, amount);
							}
						}
						break;
					}
					o.duelStatus = 1;
					c.duelStatus = 1;
					c.getItems().resetItems(3214);
					c.getItems().resetItems(3322);
					o.getItems().resetItems(3214);
					o.getItems().resetItems(3322);
					c.getTradeAndDuel().refreshDuelScreen();
					o.getTradeAndDuel().refreshDuelScreen();
					o.getPA().sendFrame126("", 6684);
				}
			}
		}

		for (GameItem item : stakedItems) {
			if (item.id == itemID) {
				if (!item.stackable) {
				} else {
					if (item.amount > amount) {
						item.amount -= amount;
						c.getItems().addItem(itemID, amount);
					} else {
						amount = item.amount;
						stakedItems.remove(item);
						c.getItems().addItem(itemID, amount);
					}
				}
				break;
			}
		}
		o.duelStatus = 1;
		c.duelStatus = 1;
		c.getItems().resetItems(3214);
		c.getItems().resetItems(3322);
		o.getItems().resetItems(3214);
		o.getItems().resetItems(3322);
		c.getTradeAndDuel().refreshDuelScreen();
		o.getTradeAndDuel().refreshDuelScreen();
		o.getPA().sendFrame126("", 6684);
		if (!goodSpace) {
			c.sendMessage("You have too many rules set to remove that item.");
			return true;
		}
		return true;
	}

	public void confirmDuel() {
		Client o = (Client) PlayerHandler.players[c.duelingWith];
		if (o == null) {
			declineDuel();
			return;
		}
		String itemId = "";
		for (GameItem item : stakedItems) {
			if (Item.itemStackable[item.id] || Item.itemIsNote[item.id]) {
				itemId += c.getItems().getItemName(item.id) + " x "
						+ Misc.format(item.amount) + "\\n";
			} else {
				itemId += c.getItems().getItemName(item.id) + "\\n";
			}
		}
		c.getPA().sendFrame126(itemId, 6516);
		itemId = "";
		for (GameItem item : o.getTradeAndDuel().stakedItems) {
			if (Item.itemStackable[item.id] || Item.itemIsNote[item.id]) {
				itemId += c.getItems().getItemName(item.id) + " x "
						+ Misc.format(item.amount) + "\\n";
			} else {
				itemId += c.getItems().getItemName(item.id) + "\\n";
			}
		}
		c.getPA().sendFrame126(itemId, 6517);
		c.getPA().sendFrame126("", 8242);
		for (int i = 8238; i <= 8253; i++) {
			c.getPA().sendFrame126("", i);
		}
		c.getPA().sendFrame126("Hitpoints will be restored.", 8250);
		c.getPA().sendFrame126("Boosted stats will be restored.", 8238);
		if (c.duelRule[8]) {
			c.getPA().sendFrame126("There will be obstacles in the arena.",
					8239);
		}
		c.getPA().sendFrame126("", 8240);
		c.getPA().sendFrame126("", 8241);

		String[] rulesOption = { "Players cannot forfeit!",
				"Players cannot move.", "Players cannot use range.",
				"Players cannot use melee.", "Players cannot use magic.",
				"Players cannot drink pots.", "Players cannot eat food.",
				"Players cannot use prayer." };

		int lineNumber = 8242;
		for (int i = 0; i < 8; i++) {
			if (c.duelRule[i]) {
				c.getPA().sendFrame126("" + rulesOption[i], lineNumber);
				lineNumber++;
			}
		}
		c.getPA().sendFrame126("", 6571);
		c.getPA().sendFrame248(6412, 197);
		// c.getPA().showInterface(6412);
	}

	public void startDuel() {
		c.freezeTimer = 2;
		c.getPA().resetFollow();
		Client o = (Client) PlayerHandler.players[c.duelingWith];
		if (o.disconnected) {
			duelVictory();
		}
		if (o == null) {
			duelVictory();
		}
		c.headIconHints = 2;

		if (c.duelRule[7]) {
			for (int p = 0; p < c.PRAYER.length; p++) { // reset prayer glows
				c.prayerActive[p] = false;
				c.getPA().sendFrame36(c.PRAYER_GLOW[p], 0);
			}
			c.headIcon = -1;
			c.getPA().requestUpdates();
		}
		if (c.duelRule[11]) {
			c.getItems().removeItem(c.playerEquipment[0], 0);
		}
		if (c.duelRule[12]) {
			c.getItems().removeItem(c.playerEquipment[1], 1);
		}
		if (c.duelRule[13]) {
			c.getItems().removeItem(c.playerEquipment[2], 2);
		}
		if (c.duelRule[14]) {
			c.getItems().removeItem(c.playerEquipment[3], 3);
		}
		if (c.duelRule[15]) {
			c.getItems().removeItem(c.playerEquipment[4], 4);
		}
		if (c.duelRule[16]) {
			c.getItems().removeItem(c.playerEquipment[5], 5);
		}
		if (c.duelRule[17]) {
			c.getItems().removeItem(c.playerEquipment[7], 7);
		}
		if (c.duelRule[18]) {
			c.getItems().removeItem(c.playerEquipment[9], 9);
		}
		if (c.duelRule[19]) {
			c.getItems().removeItem(c.playerEquipment[10], 10);
		}
		if (c.duelRule[20]) {
			c.getItems().removeItem(c.playerEquipment[12], 12);
		}
		if (c.duelRule[21]) {
			c.getItems().removeItem(c.playerEquipment[13], 13);
		}
		c.duelStatus = 5;
		c.getPA().removeAllWindows();
		c.specAmount = 10;
		c.vengOn = false;
		c.getItems().addSpecialBar(c.playerEquipment[c.playerWeapon]);

		if (c.duelRule[8]) {
			if (c.duelRule[1]) {
				c.getPA().movePlayer(c.duelTeleX, c.duelTeleY, 0);
			} else {
				c.getPA().movePlayer(3366 + Misc.random(12),
						3246 + Misc.random(6), 0);
			}
		} else {
			if (c.duelRule[1]) {
				c.getPA().movePlayer(c.duelTeleX, c.duelTeleY, 0);
			} else {
				c.getPA().movePlayer(3335 + Misc.random(12),
						3246 + Misc.random(6), 0);
			}
		}

		c.getPA().createPlayerHints(10, o.playerId);
		c.getPA().showOption(3, 0, "Attack", 1);
		for (int i = 0; i < 20; i++) {
			c.playerLevel[i] = c.getPA().getLevelForXP(c.playerXP[i]);
			c.getPA().refreshSkill(i);
		}
		for (GameItem item : o.getTradeAndDuel().stakedItems) {
			otherStakedItems.add(new GameItem(item.id, item.amount));
		}
		c.getPA().requestUpdates();
	}

	public void duelVictory() {
		Client o = (Client) PlayerHandler.players[c.duelingWith];
		if (o != null) {
			c.getPA().sendFrame126("" + o.combatLevel, 6839);
			c.getPA().sendFrame126(o.playerName, 6840);
			o.duelStatus = 0;
			c.freezeTimer = 3;
		} else {
			c.getPA().sendFrame126("", 6839);
			c.getPA().sendFrame126("", 6840);
		}
		c.duelStatus = 6;
		c.getCombat().resetPrayers();
		for (int i = 0; i < 20; i++) {
			c.playerLevel[i] = c.getPA().getLevelForXP(c.playerXP[i]);
			c.getPA().refreshSkill(i);
		}
		c.getPA().refreshSkill(3);
		// c.getPA().refreshSkill(i);
		c.specAmount = 10;
		c.getItems().addSpecialBar(c.playerEquipment[c.playerWeapon]);
		duelRewardInterface();
		PlayerSave.saveGame(c);
		c.getPA().showInterface(6733);
		c.getPA().movePlayer(3362, 3263, 0);
		c.getPA().requestUpdates();
		c.getPA().showOption(3, 0, "Challenge", 3);
		c.getPA().createPlayerHints(10, -1);
		c.canOffer = true;
		c.duelSpaceReq = 0;
		c.duelingWith = 0;
		c.freezeTimer = 1;
		c.getPA().resetFollow();
		c.getCombat().resetPlayerAttack();
		c.duelRequested = false;
	}

	public void duelRewardInterface() {
		synchronized (c) {
			c.getOutStream().createFrameVarSizeWord(53);
			c.getOutStream().writeWord(6822);
			c.getOutStream().writeWord(otherStakedItems.toArray().length);
			for (GameItem item : otherStakedItems) {
				if (item.amount > 254) {
					c.getOutStream().writeByte(255);
					c.getOutStream().writeDWord_v2(item.amount);
				} else {
					c.getOutStream().writeByte(item.amount);
				}
				if (item.id > Config.ITEM_LIMIT || item.id < 0) {
					item.id = Config.ITEM_LIMIT;
				}
				c.getOutStream().writeWordBigEndianA(item.id + 1);
			}
			c.getOutStream().endFrameVarSizeWord();
			c.flushOutStream();
		}
	}

	public void claimStakedItems() {
		for (GameItem item : otherStakedItems) {
			if (item.id > 0 && item.amount > 0) {
				if (Item.itemStackable[item.id]) {
					if (!c.getItems().addItem(item.id, item.amount)) {
						Server.itemHandler.createGroundItem(c, item.id,
								c.getX(), c.getY(), item.amount, c.getId());
					}
				} else {
					int amount = item.amount;
					for (int a = 1; a <= amount; a++) {
						if (!c.getItems().addItem(item.id, 1)) {
							Server.itemHandler.createGroundItem(c, item.id,
									c.getX(), c.getY(), 1, c.getId());
						}
					}
				}
			}
		}
		for (GameItem item : stakedItems) {
			if (item.id > 0 && item.amount > 0) {
				if (Item.itemStackable[item.id]) {
					if (!c.getItems().addItem(item.id, item.amount)) {
						Server.itemHandler.createGroundItem(c, item.id,
								c.getX(), c.getY(), item.amount, c.getId());
					}
				} else {
					int amount = item.amount;
					for (int a = 1; a <= amount; a++) {
						if (!c.getItems().addItem(item.id, 1)) {
							Server.itemHandler.createGroundItem(c, item.id,
									c.getX(), c.getY(), 1, c.getId());
						}
					}
				}
			}
		}
		resetDuel();
		resetDuelItems();
		c.duelStatus = 0;
	}

	public void declineDuel() {
		c.getPA().removeAllWindows();
		c.canOffer = true;
		c.duelStatus = 0;
		c.duelingWith = 0;
		c.duelSpaceReq = 0;
		c.duelRequested = false;
		for (GameItem item : stakedItems) {
			if (item.amount < 1)
				continue;
			if (Item.itemStackable[item.id] || Item.itemIsNote[item.id]) {
				c.getItems().addItem(item.id, item.amount);
			} else {
				c.getItems().addItem(item.id, 1);
			}
		}
		stakedItems.clear();
		for (int i = 0; i < c.duelRule.length; i++) {
			c.duelRule[i] = false;
		}
	}

	public void resetDuel() {
		c.getPA().showOption(3, 0, "Challenge", 3);
		c.headIconHints = 0;
		for (int i = 0; i < c.duelRule.length; i++) {
			c.duelRule[i] = false;
		}
		c.getPA().createPlayerHints(10, -1);
		c.duelStatus = 0;
		c.canOffer = true;
		c.duelSpaceReq = 0;
		c.duelingWith = 0;
		c.freezeTimer = 1;
		c.getPA().resetFollow();
		c.getPA().requestUpdates();
		c.getCombat().resetPlayerAttack();
		c.duelRequested = false;
	}

	public void resetDuelItems() {
		stakedItems.clear();
		otherStakedItems.clear();
	}

	public void changeDuelStuff() {
		Client o = (Client) PlayerHandler.players[c.duelingWith];
		if (o == null) {
			return;
		}
		o.duelStatus = 1;
		c.duelStatus = 1;
		o.getPA().sendFrame126("", 6684);
		c.getPA().sendFrame126("", 6684);
	}

	public void selectRule(int i) { // rules
		Client o = (Client) PlayerHandler.players[c.duelingWith];
		if (o == null) {
			return;
		}
		if (!c.canOffer)
			return;
		changeDuelStuff();
		o.duelSlot = c.duelSlot;
		if (i >= 11 && c.duelSlot > -1) {
			if (c.playerEquipment[c.duelSlot] > 0) {
				if (!c.duelRule[i]) {
					c.duelSpaceReq++;
				} else {
					c.duelSpaceReq--;
				}
			}
			if (o.playerEquipment[o.duelSlot] > 0) {
				if (!o.duelRule[i]) {
					o.duelSpaceReq++;
				} else {
					o.duelSpaceReq--;
				}
			}
		}

		if (i >= 11) {
			if (c.getItems().freeSlots() < (c.duelSpaceReq)
					|| o.getItems().freeSlots() < (o.duelSpaceReq)) {
				c.sendMessage("You or your opponent don't have the required space to set this rule.");
				if (c.playerEquipment[c.duelSlot] > 0) {
					c.duelSpaceReq--;
				}
				if (o.playerEquipment[o.duelSlot] > 0) {
					o.duelSpaceReq--;
				}
				return;
			}
		}

		if (!c.duelRule[i]) {
			c.duelRule[i] = true;
			c.duelOption += c.DUEL_RULE_ID[i];
		} else {
			c.duelRule[i] = false;
			c.duelOption -= c.DUEL_RULE_ID[i];
		}

		c.getPA().sendFrame87(286, c.duelOption);
		o.duelOption = c.duelOption;
		o.duelRule[i] = c.duelRule[i];
		o.getPA().sendFrame87(286, o.duelOption);

		if (c.duelRule[8]) {
			if (c.duelRule[1]) {
				c.duelTeleX = 3366 + Misc.random(12);
				o.duelTeleX = c.duelTeleX - 1;
				c.duelTeleY = 3246 + Misc.random(6);
				o.duelTeleY = c.duelTeleY;
			}
		} else {
			if (c.duelRule[1]) {
				c.duelTeleX = 3335 + Misc.random(12);
				o.duelTeleX = c.duelTeleX - 1;
				c.duelTeleY = 3246 + Misc.random(6);
				o.duelTeleY = c.duelTeleY;
			}
		}

	}

}

/*
 * This TradeAndDuel is original from Project Insanity. But has been total
 * fixed, and modified alot of it to be safe of glitches & dupes by Ardi
 * http://www.rune-server.org/members/ardi/ Remember to click thanks button &
 * karma (reputation) if you're using this, or just liked the job.
 */