Setup pages

    public IconMenu[] joinPages;

    private void generateJoinPages() {
        int matchCounter = pl.lobbies.size();
        int pageNumber = 0;
        while(matchCounter <= (54 - 3) && matchCounter > 0) {
            pageNumber++;
            matchCounter -= getPageSize(matchCounter, 3);
        }
        if(joinPages != null) {
            for(IconMenu iconmenu : joinPages) {
                iconmenu.destroy();
            }
        }
        joinPages = new IconMenu[pageNumber];
        matchCounter = pl.lobbies.size();
        for(int page = 0; page < pageNumber; page++) {
            int size = getPageSize(matchCounter, 3);
            joinPages[page] = new IconMenu(pl, guiY.getConfig().getString("config.joinInventoryTitle").replaceAll("&", "§"), size, page, new IconMenuEventHandler() {

                @Override
                public void onInventoryClick(IconMenu.InventoryMenuClickEvent e) {
                    switch(e.getSlot()) {
                        case 0: // page next
                            if(e.getPage() + 1 <= joinPages.length - 1) {
                                e.getPlayer().closeInventory();
                                joinPages[e.getPage() + 1].openInventory(e.getPlayer());
                            }
                            e.setClosing(false);
                            break;
                        case 1: // page past
                            if(e.getPage() - 1 >= 0) {
                                e.getPlayer().closeInventory();
                                joinPages[e.getPage() - 1].openInventory(e.getPlayer());
                            }
                            e.setClosing(false);
                            break;
                        case 2: // close
                            e.setClosing(true);
                            break;
                        default:
                            if(e.getItem() != null && e.getItem().getItemMeta().hasDisplayName()) {
                                Lobby lobby = pl.getLobby(e.getItem().getItemMeta().getDisplayName());
                                if(lobby != null) {
                                    prejoin.put(e.getPlayer().getName(), lobby);
                                    e.setClosing(false);
                                    e.getPlayer().closeInventory();
                                    kitPages[0].openInventory(e.getPlayer());
                                } else {
                                    e.getPlayer().sendMessage(pl.getLang("matchNotFound"));
                                }
                            }
                            break;
                    }
                }

                @Override
                public void onInventoryClose(IconMenu.InventoryMenuCloseEvent e) {
                }
            });
            matchCounter -= size;
        }
        generateJoinGUIOptions();
    }

    private void generateJoinGUIOptions() {
        new BukkitRunnable() {

            @Override
            public void run() {
                ArrayList<Lobby> lobbies = new ArrayList<Lobby>(pl.lobbies.values());
                Iterator<Lobby> iterator = lobbies.iterator();
                for(IconMenu iconMenu : joinPages) {
                    if(iconMenu.getPage() + 1 <= joinPages.length - 1) {
                        iconMenu.setOption(0, nextPage);
                    } else {
                        iconMenu.setOption(0, disabledPage);
                    }
                    if(iconMenu.getPage() - 1 >= 0) {
                        iconMenu.setOption(1, backPage);
                    } else {
                        iconMenu.setOption(1, disabledPage);
                    }
                    iconMenu.setOption(2, closePage);
                    int atual = 3;
                    while(iterator.hasNext()) {
                        if(atual < 54) {
                            Lobby lob = iterator.next();
                            ItemStack shown = getShownItem(lob.getCurrentState());
                            ItemMeta meta = shown.getItemMeta();
                            meta.setDisplayName(lob.getPath());
                            if(meta.hasLore()) {
                                List<String> lore = meta.getLore();
                                List<String> editedLore = new ArrayList<String>();
                                for(String line : lore) {
                                    editedLore.add(line.replaceAll("%state", pl.getStateName(lob.getCurrentState())).replaceAll("%players", Integer.toString(pl.getPlayersFromLobby(lob).size())).replaceAll("%max", Integer.toString(lob.getMaxPlayers())).replaceAll("%min", Integer.toString(lob.getMinPlayers())));
                                }
                                for(String line : lob.getLore()) {
                                    editedLore.add(line.replaceAll("%state", pl.getStateName(lob.getCurrentState())).replaceAll("%players", Integer.toString(pl.getPlayersFromLobby(lob).size())).replaceAll("%max", Integer.toString(lob.getMaxPlayers())).replaceAll("%min", Integer.toString(lob.getMinPlayers())));
                                }
                                meta.setLore(editedLore);
                            }
                            shown.setItemMeta(meta);
                            iconMenu.setOption(atual, shown);
                            iterator.remove();
                            atual++;
                        } else {
                            break;
                        }
                    }
                }
            }
        }.runTaskTimer(pl, 1, 20 * guiUpdateDelay);
    }