public class BottledExpListener
  implements Listener
{
  private static final String BOTTLED_EXP_DISPLAY_NAME = ChatColor.AQUA.toString() + "Bottled Experience";
  private final HCF plugin;

  public BottledExpListener(HCF plugin)
  {
    this.plugin = plugin;

    Bukkit.addRecipe(new ShapelessRecipe(createExpBottle(1)).addIngredient(Material.GLASS_BOTTLE));
  }

  @EventHandler(ignoreCancelled=false, priority=EventPriority.HIGH)
  public void onPlayerInteract(PlayerInteractEvent event)
  {
    if (!this.plugin.getConfiguration().isBottledExp()) {
      return;
    }
    Action action = event.getAction();
    if ((event.hasItem()) && ((action == Action.RIGHT_CLICK_AIR) || ((action == Action.RIGHT_CLICK_BLOCK) && (!event.isCancelled()))))
    {
      if (!event.getPlayer().hasPermission("hcf.bottledxp")) {
        return;
      }
      ItemStack stack = event.getItem();
      if (!isBottledExperience(stack)) {
        return;
      }
      ItemMeta meta = stack.getItemMeta();
      List<String> lore = meta.getLore();

      Integer amount = null;
      for (String loreLine : lore) {
        if ((amount = JavaUtils.tryParseInt(ChatColor.stripColor(loreLine).split(" ")[0])) != null) {
          break;
        }
      }
      if (amount != null)
      {
        event.setCancelled(true);

        Player player = event.getPlayer();
        int previousLevel = player.getLevel();
        new ExperienceManager(player).changeExp(amount.intValue());
        if (player.getLevel() - previousLevel > 5) {
          player.playSound(player.getLocation(), Sound.ORB_PICKUP, 1.0F, 1.0F);
        }
        if (stack.getAmount() > 1) {
          stack.setAmount(stack.getAmount() - 1);
        } else {
          player.setItemInHand(new ItemStack(Material.GLASS_BOTTLE, 1));
        }
      }
    }
  }

  @EventHandler(ignoreCancelled=true, priority=EventPriority.HIGH)
  public void onPrepareCraft(PrepareItemCraftEvent event)
  {
    if ((event.getInventory().getHolder() instanceof Player))
    {
      CraftingInventory inventory = event.getInventory();
      Player player = (Player)inventory.getHolder();
      if (isBottledExperience(inventory.getResult()))
      {
        int exp = new ExperienceManager(player).getCurrentExp();
        inventory.setResult(exp > 0 ? createExpBottle(exp) : new ItemStack(Material.AIR, 1));
      }
    }
  }

  @EventHandler(ignoreCancelled=true, priority=EventPriority.MONITOR)
  public void onCraftItem(CraftItemEvent event)
  {
    HumanEntity humanEntity = event.getWhoClicked();
    if ((humanEntity instanceof Player))
    {
      Player player = (Player)humanEntity;
      if ((event.getSlotType() == InventoryType.SlotType.RESULT) && (isBottledExperience(event.getCurrentItem())))
      {
        player.setLevel(0);
        player.setExp(0.0F);
      }
    }
  }

  private ItemStack createExpBottle(int experience)
  {
    ItemStack stack = new ItemStack(Material.EXP_BOTTLE, 1);
    ItemMeta meta = stack.getItemMeta();
    meta.setDisplayName(BOTTLED_EXP_DISPLAY_NAME);
    meta.setLore(Lists.newArrayList(new String[] { ChatColor.WHITE.toString() + experience + ChatColor.GOLD + " Experience" }));
    stack.setItemMeta(meta);
    return stack;
  }

  private boolean isBottledExperience(ItemStack stack)
  {
    if ((stack == null) || (!stack.hasItemMeta())) {
      return false;
    }
    ItemMeta meta = stack.getItemMeta();
    return (meta.hasDisplayName()) && (meta.getDisplayName().equals(BOTTLED_EXP_DISPLAY_NAME));
  }
}