InfinityBucket

package IB;
import java.util.ArrayList;
import java.util.List;

import org.bukkit.Location;
import org.bukkit.Material;
import org.bukkit.block.Block;
import org.bukkit.block.BlockFace;
import org.bukkit.command.Command;
import org.bukkit.command.CommandSender;
import org.bukkit.configuration.file.FileConfiguration;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.Action;
import org.bukkit.event.player.PlayerBucketEmptyEvent;
import org.bukkit.event.player.PlayerBucketFillEvent;
import org.bukkit.event.player.PlayerInteractEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.ItemMeta;
import org.bukkit.plugin.java.JavaPlugin;

public class InfinityBucket extends JavaPlugin implements Listener{
    FileConfiguration conf = getConfig();
    public ItemStack shit;
    Player p;
    public void onEnable() {
        getServer().getPluginManager().registerEvents(this, this);
    }

    public void onDisable() {
        super.onDisable();
    }
    @EventHandler
    public void useIB(PlayerInteractEvent e){
        Player p=e.getPlayer();
        if(e.getItem().getItemMeta().getDisplayName().equalsIgnoreCase("IB")
                && (e.getAction().equals(Action.RIGHT_CLICK_BLOCK)
                        || e.getAction().equals(Action.RIGHT_CLICK_AIR) )){
            shit = e.getItem();
        }
        if(e.getItem().getItemMeta().getDisplayName().equalsIgnoreCase("IB") && p.isSneaking() && e.getAction().equals(Action.LEFT_CLICK_AIR)){
            switchMode(p);
        }
    }

    @EventHandler
    public void outBucket(PlayerBucketEmptyEvent e){
        p = e.getPlayer();
        if(p.getInventory().getItemInMainHand().getItemMeta().getDisplayName().equals("IB")){
            Block bl=magic(e.getBlockClicked(), e.getBlockFace());
            ItemMeta meta = shit.getItemMeta();
            e.setCancelled(true);
            List<String> lore = meta.getLore();
            if(Integer.parseInt(lore.get(3))!=0 || Integer.parseInt(lore.get(1))!=0){
                if(e.getBucket().equals(Material.LAVA_BUCKET) && Integer.parseInt(lore.get(3))!=0){
                    lore.set(3,""+( Integer.parseInt(lore.get(3))-1));
                    bl.setType(Material.LAVA);
                }else if(e.getBucket().equals(Material.WATER_BUCKET) && Integer.parseInt(lore.get(1))!=0 && !p.getWorld().getName().equals(conf.get("Nether"))){
                    lore.set(1,""+( Integer.parseInt(lore.get(1))-1));
                    bl.setType(Material.WATER);
                }
                meta.setLore(lore);
                shit.setItemMeta(meta);
                p.getInventory().setItemInMainHand(shit);
            }
        }
    }


    @EventHandler
    public void fillBucket(PlayerBucketFillEvent e){
        p = e.getPlayer();
        if(p.getInventory().getItemInMainHand().getItemMeta().getDisplayName().equals("IB")){
            Block bl=magic(e.getBlockClicked(), e.getBlockFace());
            ItemMeta meta = shit.getItemMeta();
            e.setCancelled(true);
            List<String> lore = meta.getLore();
            if(bl.getType().equals(Material.STATIONARY_LAVA) || bl.getType().equals(Material.LAVA)){
                lore.set(3,""+( Integer.parseInt(lore.get(3))+1));
            }else if(bl.getType().equals(Material.STATIONARY_WATER) || bl.getType().equals(Material.WATER)){
                lore.set(1,""+( Integer.parseInt(lore.get(1))+1));
            }
            bl.setType(Material.AIR);
            meta.setLore(lore);
            shit.setItemMeta(meta);
            p.getInventory().setItemInMainHand(shit);
        }
    }
    @Override
    public boolean onCommand(CommandSender sender, Command command, String label, String[] args) {
        if(!(sender instanceof Player)) return false;
        p=(Player) sender;
        if(!p.isOp()) return false;
        switch(command.getName()){
            case "ib":  p.getInventory().addItem(MyBucket.giveBucket()); break;
            case "ibNETHER": conf.set("Nether", p.getWorld().getName()); saveConfig(); break;
        }
        return true;
    }

    public Block magic(Block b, BlockFace bf){
        Location loc=b.getLocation();
        switch(bf){
            case UP:    loc.setY(loc.getY()+1); break;
            case DOWN:  loc.setY(loc.getY()-1); break;

            case NORTH: loc.setZ(loc.getZ()-1); break;
            case SOUTH: loc.setZ(loc.getZ()+1); break;

            case WEST:  loc.setX(loc.getX()-1); break;
            case EAST:  loc.setX(loc.getX()+1); break;
            default: break;
        }
        return loc.getBlock();
    }
    public void switchMode(Player p){
        ItemStack item = p.getInventory().getItemInMainHand();
        ItemMeta meta = item.getItemMeta();
        List<String> lore = meta.getLore();
        switch(lore.get(5)){
            case "insert":
            lore.set(5, "lava");
            item.setType(Material.LAVA_BUCKET);
            break;
            case "lava":
                lore.set(5, "water");
                item.setType(Material.WATER_BUCKET);
            break;
            case "water":
                lore.set(5, "insert");
                item.setType(Material.BUCKET);
            break;
        }

        meta.setLore(lore);
        item.setItemMeta(meta);
        p.getInventory().setItemInMainHand(item);
    }
}

class MyBucket extends ItemStack{
    ItemStack bucket = new ItemStack(Material.BUCKET);
    ItemMeta meta = bucket.getItemMeta();
    List<String> lore = new ArrayList<String>();
    public MyBucket(){
        lore.add("Water: ");
        lore.add(""+0);
        lore.add("Lava: ");
        lore.add(""+0);
        lore.add("Mode:");
        lore.add("insert");
        meta.setLore(lore);
        meta.setDisplayName("IB");
        bucket.setItemMeta(meta);
    }

    public static ItemStack giveBucket(){
        return new MyBucket().bucket;
    }
}