package net.riixo.wcore.listeners;

import org.bukkit.entity.*;
import net.riixo.wcore.basic.*;
import net.riixo.wcore.utils.*;
import org.bukkit.scheduler.*;
import net.riixo.wcore.objects.*;
import org.bukkit.plugin.*;
import java.util.*;
import org.bukkit.event.*;
import org.bukkit.event.entity.*;
import org.bukkit.*;
import org.bukkit.event.inventory.*;

public class TradeListener implements Listener
{
    @EventHandler
    public void onInventoryDrag(final InventoryDragEvent e) {
        if (e.getWhoClicked() instanceof Player) {
            final Player p = (Player)e.getWhoClicked();
            Trade trade = null;
            if (Main.tradeManager.getTradeFromAccepter(p) != null) {
                trade = Main.tradeManager.getTradeFromAccepter(p);
            }
            if (Main.tradeManager.getTradeFromRequester(p) != null) {
                trade = Main.tradeManager.getTradeFromRequester(p);
            }
            if (trade != null && trade.hasTradeWindowOpen(p)) {
                for (final int rawSlot : e.getRawSlots()) {
                    if (TradeUtil.canPlaceItem(p, rawSlot) && !trade.isCountdownInProgress()) {
                        final Trade finalTrade = trade;
                        new BukkitRunnable() {
                            public void run() {
                                finalTrade.updateOpenTrade();
                                Main.tradeManager.addTrade(finalTrade);
                            }
                        }.runTaskLater((Plugin)Main.getMain(), 1L);
                    }
                    else {
                        e.setCancelled(true);
                    }
                }
            }
        }
    }
    
    @EventHandler
    public void onEntityDamage(final EntityDamageEvent e) {
        if (e.getEntity() instanceof Player && e.getDamage() > 0.0 && !e.isCancelled()) {
            final Player p = (Player)e.getEntity();
            final double startHealth = p.getHealthScale();
            Bukkit.getServer().getScheduler().scheduleSyncDelayedTask((Plugin)Main.getMain(), (Runnable)new Runnable() {
                @Override
                public void run() {
                    if (p.getHealthScale() != startHealth) {
                        Trade trade = null;
                        if (Main.tradeManager.getTradeFromAccepter(p) != null) {
                            trade = Main.tradeManager.getTradeFromAccepter(p);
                        }
                        if (Main.tradeManager.getTradeFromRequester(p) != null) {
                            trade = Main.tradeManager.getTradeFromRequester(p);
                        }
                        if (trade != null) {
                            trade.cancelTrade(true);
                        }
                        trade = null;
                    }
                }
            }, 0L);
        }
    }
    
    @EventHandler
    public void onInventoryClick(final InventoryClickEvent e) {
        if (e.getWhoClicked() instanceof Player) {
            final Player p = (Player)e.getWhoClicked();
            Trade trade = null;
            boolean isRequester = false;
            if (Main.tradeManager.getTradeFromAccepter(p) != null) {
                trade = Main.tradeManager.getTradeFromAccepter(p);
                isRequester = false;
            }
            if (Main.tradeManager.getTradeFromRequester(p) != null) {
                trade = Main.tradeManager.getTradeFromRequester(p);
                isRequester = true;
            }
            if (trade != null && trade.hasTradeWindowOpen(p)) {
                if (e.getClick() == ClickType.LEFT || e.getClick() == ClickType.RIGHT) {
                    if (TradeUtil.canPlaceItem(p, e.getRawSlot()) && !trade.isCountdownInProgress()) {
                        final Trade finalTrade = trade;
                        new BukkitRunnable() {
                            public void run() {
                                finalTrade.updateOpenTrade();
                                Main.tradeManager.addTrade(finalTrade);
                            }
                        }.runTaskLater((Plugin)Main.getMain(), 1L);
                    }
                    else {
                        if (e.getRawSlot() == 36) {
                            if (isRequester) {
                                trade.setRequesterReady(true);
                                Main.tradeManager.addTrade(trade);
                            }
                            else {
                                trade.setAccepterReady(true);
                                Main.tradeManager.addTrade(trade);
                            }
                        }
                        else if (e.getRawSlot() == 38) {
                            trade.cancelTrade(true);
                        }
                        e.setCancelled(true);
                    }
                }
                else {
                    e.setCancelled(true);
                }
            }
            trade = null;
        }
    }
    
    @EventHandler
    public void onInventoryClose(final InventoryCloseEvent e) {
        if (e.getPlayer() instanceof Player) {
            final Player p = (Player)e.getPlayer();
            Trade trade = null;
            if (Main.tradeManager.getTradeFromAccepter(p) != null) {
                trade = Main.tradeManager.getTradeFromAccepter(p);
            }
            if (Main.tradeManager.getTradeFromRequester(p) != null) {
                trade = Main.tradeManager.getTradeFromRequester(p);
            }
            if (trade != null && trade.hasTradeWindowOpen(p) && !trade.isCancelled()) {
                trade.cancelTrade(true);
            }
            trade = null;
        }
    }
}