sadsadas

	public static void potion(InventoryHolder holder, ItemStack item) {
		if(item.getItemMeta().getLore().contains(ChatColor.GRAY + "Night Vision I")){
			if (holder instanceof Player){
				Player p = (Player) holder;
				if (p.getInventory().getHelmet() == null || p.getInventory().getHelmet().getType() == Material.AIR) {
					//p.sendMessage("Adding potion...");
					p.addPotionEffect(new PotionEffect(PotionEffectType.NIGHT_VISION, Integer.MAX_VALUE, 0));
				} else {
					//p.sendMessage("Removing potion...");
					p.removePotionEffect(PotionEffectType.NIGHT_VISION);
			}
        }
	}
}