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package com.earth2me.essentials.signs;
import com.earth2me.essentials.ChargeException;
import com.earth2me.essentials.IEssentials;
import com.earth2me.essentials.Trade;
import com.earth2me.essentials.User;
import com.earth2me.essentials.Util;
import org.bukkit.inventory.ItemStack;
public class SignTrade extends EssentialsSign
{
public SignTrade()
{
super("Trade");
}
@Override
protected boolean onSignCreate(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException, ChargeException
{
validateTrade(sign, 1, false, ess);
validateTrade(sign, 2, true, ess);
final Trade charge = getTrade(sign, 2, true, true, ess);
charge.isAffordableFor(player);
sign.setLine(3, "§8" + username);
charge.charge(player);
Trade.log("Sign", "Trade", "Create", username, charge, username, null, ess);
return true;
}
@Override
protected boolean onSignInteract(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException, ChargeException
{
if (sign.getLine(3).substring(2).equalsIgnoreCase(username))
{
final Trade stored = getTrade(sign, 1, true, true, ess);
substractAmount(sign, 1, stored, ess);
stored.pay(player);
Trade.log("Sign", "Trade", "OwnerInteract", username, null, username, stored, ess);
}
else
{
final Trade charge = getTrade(sign, 1, false, false, ess);
final Trade trade = getTrade(sign, 2, false, true, ess);
charge.isAffordableFor(player);
substractAmount(sign, 2, trade, ess);
trade.pay(player);
addAmount(sign, 1, charge, ess);
charge.charge(player);
Trade.log("Sign", "Trade", "Interact", sign.getLine(3), charge, username, trade, ess);
}
sign.updateSign();
return true;
}
@Override
protected boolean onSignBreak(final ISign sign, final User player, final String username, final IEssentials ess) throws SignException
{
if ((sign.getLine(3).length() > 3 && sign.getLine(3).substring(2).equalsIgnoreCase(username))
|| player.isAuthorized("essentials.signs.trade.override"))
{
final Trade stored1 = getTrade(sign, 1, true, false, ess);
final Trade stored2 = getTrade(sign, 2, true, false, ess);
stored1.pay(player);
stored2.pay(player);
Trade.log("Sign", "Trade", "Break", username, stored2, username, stored1, ess);
return true;
}
else
{
return false;
}
}
protected final void validateTrade(final ISign sign, final int index, final boolean amountNeeded, final IEssentials ess) throws SignException
{
final String line = sign.getLine(index).trim();
if (line.isEmpty())
{
throw new SignException("Empty line");
}
final String[] split = line.split("[ :]+");
if (split.length == 1 && !amountNeeded)
{
final Double money = getMoney(split[0]);
if (money != null)
{
if (Util.formatCurrency(money, ess).length() * 2 > 15)
{
throw new SignException("Line can be too long!");
}
sign.setLine(index, Util.formatCurrency(money, ess) + ":0");
return;
}
}
if (split.length == 2 && amountNeeded)
{
final Double money = getMoney(split[0]);
final Double amount = getDoublePositive(split[1]);
if (money != null && amount != null)
{
sign.setLine(index, Util.formatCurrency(money, ess) + ":" + Util.formatCurrency(amount, ess).substring(1));
return;
}
}
if (split.length == 2 && !amountNeeded)
{
final int amount = getIntegerPositive(split[0]);
final ItemStack item = getItemStack(split[1], amount, ess);
if (amount < 1 || item.getTypeId() == 0)
{
throw new SignException(Util.i18n("moreThanZero"));
}
String newline = amount + " " + split[1] + ":0";
if ((newline + amount).length() > 16)
{
throw new SignException("Line can be too long!");
}
sign.setLine(index, newline);
return;
}
if (split.length == 3 && amountNeeded)
{
final int stackamount = getIntegerPositive(split[0]);
final ItemStack item = getItemStack(split[1], stackamount, ess);
int amount = getIntegerPositive(split[2]);
amount -= amount % stackamount;
if (amount < 1 || stackamount < 1 || item.getTypeId() == 0)
{
throw new SignException(Util.i18n("moreThanZero"));
}
sign.setLine(index, stackamount + " " + split[1] + ":" + amount);
return;
}
throw new SignException(Util.format("invalidSignLine", index+1));
}
protected final Trade getTrade(final ISign sign, final int index, final boolean fullAmount, final boolean notEmpty, final IEssentials ess) throws SignException
{
final String line = sign.getLine(index).trim();
if (line.isEmpty())
{
throw new SignException("Empty line");
}
final String[] split = line.split("[ :]+");
if (split.length == 2)
{
final Double money = getMoney(split[0]);
final Double amount = notEmpty ? getDoublePositive(split[1]) : getDouble(split[1]);
if (money != null && amount != null)
{
return new Trade(fullAmount ? amount : money, ess);
}
}
if (split.length == 3)
{
final int stackamount = getIntegerPositive(split[0]);
final ItemStack item = getItemStack(split[1], stackamount, ess);
int amount = getInteger(split[2]);
amount -= amount % stackamount;
if (notEmpty && (amount < 1 || stackamount < 1 || item.getTypeId() == 0))
{
throw new SignException(Util.i18n("moreThanZero"));
}
item.setAmount(fullAmount ? amount : stackamount);
return new Trade(item, ess);
}
throw new SignException(Util.format("invalidSignLine", index+1));
}
protected final void substractAmount(final ISign sign, final int index, final Trade trade, final IEssentials ess) throws SignException
{
final Double money = trade.getMoney();
if (money != null)
{
changeAmount(sign, index, -money, ess);
}
final ItemStack item = trade.getItemStack();
if (item != null)
{
changeAmount(sign, index, -item.getAmount(), ess);
}
}
protected final void addAmount(final ISign sign, final int index, final Trade trade, final IEssentials ess) throws SignException
{
final Double money = trade.getMoney();
if (money != null)
{
changeAmount(sign, index, money, ess);
}
final ItemStack item = trade.getItemStack();
if (item != null)
{
changeAmount(sign, index, item.getAmount(), ess);
}
}
private void changeAmount(final ISign sign, final int index, final double value, final IEssentials ess) throws SignException
{
final String line = sign.getLine(index).trim();
if (line.isEmpty())
{
throw new SignException("Empty line");
}
final String[] split = line.split("[ :]+");
if (split.length == 2)
{
final Double money = getMoney(split[0]);
final Double amount = getDouble(split[1]);
if (money != null && amount != null)
{
sign.setLine(index, Util.formatCurrency(money, ess) + ":" + Util.formatCurrency(amount + value, ess).substring(1));
return;
}
}
if (split.length == 3)
{
final int stackamount = getIntegerPositive(split[0]);
final ItemStack item = getItemStack(split[1], stackamount, ess);
final int amount = getInteger(split[2]);
sign.setLine(index, stackamount + " " + split[1] + ":" + (amount + Math.round(value)));
return;
}
throw new SignException(Util.format("invalidSignLine", index+1));
}
}
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