392 lines
16 KiB
Java
392 lines
16 KiB
Java
package com.earth2me.essentials;
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import com.earth2me.essentials.craftbukkit.InventoryWorkaround;
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import com.earth2me.essentials.craftbukkit.SetExpFix;
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import com.earth2me.essentials.utils.NumberUtil;
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import net.ess3.api.IEssentials;
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import net.ess3.api.IUser;
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import net.ess3.api.MaxMoneyException;
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import org.bukkit.Location;
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import org.bukkit.entity.Item;
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import org.bukkit.inventory.ItemStack;
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import java.io.File;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.math.BigDecimal;
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import java.text.DateFormat;
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import java.util.Date;
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import java.util.Locale;
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import java.util.Map;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.ExecutionException;
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import java.util.logging.Level;
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import java.util.logging.Logger;
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import static com.earth2me.essentials.I18n.tl;
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public class Trade {
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private static FileWriter fw = null;
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private final transient String command;
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private final transient Trade fallbackTrade;
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private final transient BigDecimal money;
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private final transient ItemStack itemStack;
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private final transient Integer exp;
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private final transient IEssentials ess;
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public Trade(final String command, final IEssentials ess) {
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this(command, null, null, null, null, ess);
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}
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public Trade(final String command, final Trade fallback, final IEssentials ess) {
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this(command, fallback, null, null, null, ess);
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}
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@Deprecated
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public Trade(final double money, final com.earth2me.essentials.IEssentials ess) {
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this(null, null, BigDecimal.valueOf(money), null, null, (IEssentials) ess);
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}
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public Trade(final BigDecimal money, final IEssentials ess) {
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this(null, null, money, null, null, ess);
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}
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public Trade(final ItemStack items, final IEssentials ess) {
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this(null, null, null, items, null, ess);
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}
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public Trade(final int exp, final IEssentials ess) {
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this(null, null, null, null, exp, ess);
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}
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private Trade(final String command, final Trade fallback, final BigDecimal money, final ItemStack item, final Integer exp, final IEssentials ess) {
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this.command = command;
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this.fallbackTrade = fallback;
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this.money = money;
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this.itemStack = item;
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this.exp = exp;
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this.ess = ess;
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}
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public static void log(final String type, final String subtype, final String event, final String sender, final Trade charge, final String receiver, final Trade pay, final Location loc, final IEssentials ess) {
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//isEcoLogUpdateEnabled() - This refers to log entries with no location, ie API updates #EasterEgg
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//isEcoLogEnabled() - This refers to log entries with with location, ie /pay /sell and eco signs.
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if ((loc == null && !ess.getSettings().isEcoLogUpdateEnabled()) || (loc != null && !ess.getSettings().isEcoLogEnabled())) {
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return;
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}
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if (fw == null) {
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try {
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fw = new FileWriter(new File(ess.getDataFolder(), "trade.log"), true);
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} catch (final IOException ex) {
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Logger.getLogger("Essentials").log(Level.SEVERE, null, ex);
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}
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}
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final StringBuilder sb = new StringBuilder();
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sb.append(type).append(",").append(subtype).append(",").append(event).append(",\"");
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sb.append(DateFormat.getDateTimeInstance(DateFormat.FULL, DateFormat.FULL).format(new Date()));
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sb.append("\",\"");
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if (sender != null) {
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sb.append(sender);
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}
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sb.append("\",");
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if (charge == null) {
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sb.append("\"\",\"\",\"\"");
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} else {
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if (charge.getItemStack() != null) {
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sb.append(charge.getItemStack().getAmount()).append(",");
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sb.append(charge.getItemStack().getType().toString()).append(",");
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sb.append(charge.getItemStack().getDurability());
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}
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if (charge.getMoney() != null) {
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sb.append(charge.getMoney()).append(",");
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sb.append("money").append(",");
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sb.append(ess.getSettings().getCurrencySymbol());
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}
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if (charge.getExperience() != null) {
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sb.append(charge.getExperience()).append(",");
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sb.append("exp").append(",");
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sb.append("\"\"");
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}
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}
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sb.append(",\"");
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if (receiver != null) {
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sb.append(receiver);
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}
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sb.append("\",");
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if (pay == null) {
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sb.append("\"\",\"\",\"\"");
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} else {
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if (pay.getItemStack() != null) {
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sb.append(pay.getItemStack().getAmount()).append(",");
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sb.append(pay.getItemStack().getType().toString()).append(",");
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sb.append(pay.getItemStack().getDurability());
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}
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if (pay.getMoney() != null) {
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sb.append(pay.getMoney()).append(",");
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sb.append("money").append(",");
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sb.append(ess.getSettings().getCurrencySymbol());
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}
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if (pay.getExperience() != null) {
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sb.append(pay.getExperience()).append(",");
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sb.append("exp").append(",");
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sb.append("\"\"");
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}
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}
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if (loc == null) {
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sb.append(",\"\",\"\",\"\",\"\"");
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} else {
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sb.append(",\"");
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sb.append(loc.getWorld().getName()).append("\",");
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sb.append(loc.getBlockX()).append(",");
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sb.append(loc.getBlockY()).append(",");
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sb.append(loc.getBlockZ()).append(",");
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}
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sb.append("\n");
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try {
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fw.write(sb.toString());
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fw.flush();
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} catch (final IOException ex) {
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Logger.getLogger("Essentials").log(Level.SEVERE, null, ex);
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}
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}
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public static void closeLog() {
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if (fw != null) {
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try {
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fw.close();
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} catch (final IOException ex) {
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Logger.getLogger("Essentials").log(Level.SEVERE, null, ex);
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}
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fw = null;
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}
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}
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public void isAffordableFor(final IUser user) throws ChargeException {
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final CompletableFuture<Boolean> future = new CompletableFuture<>();
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isAffordableFor(user, future);
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if (future.isCompletedExceptionally()) {
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try {
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future.get();
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} catch (final InterruptedException e) { //If this happens, we have bigger problems...
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e.printStackTrace();
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} catch (final ExecutionException e) {
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throw (ChargeException) e.getCause();
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}
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}
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}
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public void isAffordableFor(final IUser user, final CompletableFuture<Boolean> future) {
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "checking if " + user.getName() + " can afford charge.");
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}
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if (getMoney() != null && getMoney().signum() > 0 && !user.canAfford(getMoney())) {
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future.completeExceptionally(new ChargeException(tl("notEnoughMoney", NumberUtil.displayCurrency(getMoney(), ess))));
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return;
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}
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if (getItemStack() != null && !user.getBase().getInventory().containsAtLeast(itemStack, itemStack.getAmount())) {
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future.completeExceptionally(new ChargeException(tl("missingItems", getItemStack().getAmount(), ess.getItemDb().name(getItemStack()))));
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return;
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}
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final BigDecimal money;
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if (command != null && !command.isEmpty() && (money = getCommandCost(user)).signum() > 0 && !user.canAfford(money)) {
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future.completeExceptionally(new ChargeException(tl("notEnoughMoney", NumberUtil.displayCurrency(money, ess))));
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return;
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}
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if (exp != null && exp > 0 && SetExpFix.getTotalExperience(user.getBase()) < exp) {
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future.completeExceptionally(new ChargeException(tl("notEnoughExperience")));
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}
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}
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public boolean pay(final IUser user) throws MaxMoneyException {
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return pay(user, OverflowType.ABORT) == null;
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}
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public Map<Integer, ItemStack> pay(final IUser user, final OverflowType type) throws MaxMoneyException {
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if (getMoney() != null && getMoney().signum() > 0) {
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "paying user " + user.getName() + " via trade " + getMoney().toPlainString());
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}
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user.giveMoney(getMoney());
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}
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if (getItemStack() != null) {
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// This stores the would be overflow
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final Map<Integer, ItemStack> overFlow = InventoryWorkaround.addAllItems(user.getBase().getInventory(), getItemStack());
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if (overFlow != null) {
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switch (type) {
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case ABORT:
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "abort paying " + user.getName() + " itemstack " + getItemStack().toString() + " due to lack of inventory space ");
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}
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return overFlow;
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case RETURN:
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// Pay the user the items, and return overflow
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final Map<Integer, ItemStack> returnStack = InventoryWorkaround.addItems(user.getBase().getInventory(), getItemStack());
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user.getBase().updateInventory();
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "paying " + user.getName() + " partial itemstack " + getItemStack().toString() + " with overflow " + returnStack.get(0).toString());
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}
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return returnStack;
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case DROP:
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// Pay the users the items directly, and drop the rest, will always return no overflow.
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final Map<Integer, ItemStack> leftOver = InventoryWorkaround.addItems(user.getBase().getInventory(), getItemStack());
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final Location loc = user.getBase().getLocation();
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for (final ItemStack loStack : leftOver.values()) {
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final int maxStackSize = loStack.getType().getMaxStackSize();
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final int stacks = loStack.getAmount() / maxStackSize;
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final int leftover = loStack.getAmount() % maxStackSize;
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final Item[] itemStacks = new Item[stacks + (leftover > 0 ? 1 : 0)];
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for (int i = 0; i < stacks; i++) {
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final ItemStack stack = loStack.clone();
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stack.setAmount(maxStackSize);
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itemStacks[i] = loc.getWorld().dropItem(loc, stack);
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}
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if (leftover > 0) {
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final ItemStack stack = loStack.clone();
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stack.setAmount(leftover);
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itemStacks[stacks] = loc.getWorld().dropItem(loc, stack);
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}
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}
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "paying " + user.getName() + " partial itemstack " + getItemStack().toString() + " and dropping overflow " + leftOver.get(0).toString());
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}
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break;
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}
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} else if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "paying " + user.getName() + " itemstack " + getItemStack().toString());
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}
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user.getBase().updateInventory();
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}
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if (getExperience() != null) {
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SetExpFix.setTotalExperience(user.getBase(), SetExpFix.getTotalExperience(user.getBase()) + getExperience());
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}
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return null;
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}
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public void charge(final IUser user) throws ChargeException {
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final CompletableFuture<Boolean> future = new CompletableFuture<>();
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charge(user, future);
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if (future.isCompletedExceptionally()) {
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try {
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future.get();
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} catch (final InterruptedException e) { //If this happens, we have bigger problems...
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e.printStackTrace();
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} catch (final ExecutionException e) {
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throw (ChargeException) e.getCause();
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}
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}
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}
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public void charge(final IUser user, final CompletableFuture<Boolean> future) {
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "attempting to charge user " + user.getName());
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}
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if (getMoney() != null) {
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "charging user " + user.getName() + " money " + getMoney().toPlainString());
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}
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if (!user.canAfford(getMoney()) && getMoney().signum() > 0) {
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future.completeExceptionally(new ChargeException(tl("notEnoughMoney", NumberUtil.displayCurrency(getMoney(), ess))));
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return;
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}
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user.takeMoney(getMoney());
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}
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if (getItemStack() != null) {
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "charging user " + user.getName() + " itemstack " + getItemStack().toString());
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}
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if (!user.getBase().getInventory().containsAtLeast(getItemStack(), getItemStack().getAmount())) {
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future.completeExceptionally(new ChargeException(tl("missingItems", getItemStack().getAmount(), getItemStack().getType().toString().toLowerCase(Locale.ENGLISH).replace("_", " "))));
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return;
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}
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user.getBase().getInventory().removeItem(getItemStack());
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user.getBase().updateInventory();
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}
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if (command != null) {
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final BigDecimal cost = getCommandCost(user);
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if (!user.canAfford(cost) && cost.signum() > 0) {
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future.completeExceptionally(new ChargeException(tl("notEnoughMoney", NumberUtil.displayCurrency(cost, ess))));
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return;
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}
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user.takeMoney(cost);
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}
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if (getExperience() != null) {
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "charging user " + user.getName() + " exp " + getExperience());
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}
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final int experience = SetExpFix.getTotalExperience(user.getBase());
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if (experience < getExperience() && getExperience() > 0) {
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future.completeExceptionally(new ChargeException(tl("notEnoughExperience")));
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return;
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}
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SetExpFix.setTotalExperience(user.getBase(), experience - getExperience());
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}
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "charge user " + user.getName() + " completed");
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}
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}
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public BigDecimal getMoney() {
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return money;
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}
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public ItemStack getItemStack() {
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return itemStack;
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}
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public Integer getExperience() {
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return exp;
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}
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public TradeType getType() {
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if (getExperience() != null) {
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return TradeType.EXP;
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}
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if (getItemStack() != null) {
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return TradeType.ITEM;
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}
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return TradeType.MONEY;
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}
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public BigDecimal getCommandCost(final IUser user) {
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BigDecimal cost = BigDecimal.ZERO;
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if (command != null && !command.isEmpty()) {
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cost = ess.getSettings().getCommandCost(command.charAt(0) == '/' ? command.substring(1) : command);
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if (cost.signum() == 0 && fallbackTrade != null) {
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cost = fallbackTrade.getCommandCost(user);
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}
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if (ess.getSettings().isDebug()) {
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ess.getLogger().log(Level.INFO, "calculated command (" + command + ") cost for " + user.getName() + " as " + cost);
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}
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}
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if (cost.signum() != 0 && (user.isAuthorized("essentials.nocommandcost.all") || user.isAuthorized("essentials.nocommandcost." + command))) {
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return BigDecimal.ZERO;
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}
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return cost;
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}
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public enum TradeType {
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MONEY,
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EXP,
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ITEM
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}
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public enum OverflowType {
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ABORT,
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DROP,
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RETURN
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}
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}
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