public final class InventoryListener implements Listener {

    private final WildChestsPlugin plugin;

    public static final Map<UUID, InventoryData> buyNewPage = Maps.newHashMap();

    public InventoryListener(WildChestsPlugin plugin){
        this.plugin = plugin;
        initGUIConfirm();
    }

    /**
     * The following two events are here for patching a dupe glitch caused
     * by shift clicking and closing the inventory in the same time.
     */

    private final Map<UUID, ItemStack> latestClickedItem = new HashMap<>();
    private final String[] inventoryTitles = new String[] {"Expand Confirmation", };

    @EventHandler(priority = EventPriority.MONITOR)
    public void onInventoryClickMonitor(InventoryClickEvent e){
        if(e.getCurrentItem() != null && e.isCancelled() && Arrays.stream(inventoryTitles).anyMatch(title -> e.getView().getTitle().contains(title))) {
            latestClickedItem.put(e.getWhoClicked().getUniqueId(), e.getCurrentItem());
            Executor.sync(() -> latestClickedItem.remove(e.getWhoClicked().getUniqueId()), 20L);
        }
    }

    @EventHandler(priority = EventPriority.MONITOR)
    public void onInventoryCloseMonitor(InventoryCloseEvent e){
        if(latestClickedItem.containsKey(e.getPlayer().getUniqueId())){
            ItemStack clickedItem = latestClickedItem.get(e.getPlayer().getUniqueId());
            Executor.sync(() -> {
                e.getPlayer().getInventory().removeItem(clickedItem);
                ((Player) e.getPlayer()).updateInventory();
            }, 1L);
        }
    }

    @EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
    public void onChestOpen(PlayerInteractEvent e){
        if(e instanceof LinkedChestInteractEvent || e.getAction() != Action.RIGHT_CLICK_BLOCK ||
                e.getClickedBlock().getType() != Material.HOPPER)
            return;

        if(buyNewPage.containsKey(e.getPlayer().getUniqueId())){
            e.setCancelled(true);
            return;
        }

        boolean debug = e.getPlayer().isOp();

        Chest chest = plugin.getChestsManager().getChest(e.getClickedBlock().getLocation());

        if(debug){
            WildChestsPlugin.debug("Opening a chest at " + LocationUtils.toString(e.getClickedBlock().getLocation()));
            WildChestsPlugin.debug("Cached Chest: " + chest);
        }

        if(chest == null)
            return;

        plugin.getNMSInventory().updateTileEntity(chest);

        chest.onOpen(e);
    }