Fixing and setting durability/maxdurability | NBT API support

@EventHandler
    public void onPlayerItemDamage(PlayerItemDamageEvent event) {
        Player player = event.getPlayer();
        SPlayer sPlayer = SPlayer.get(player.getUniqueId());

        if (sPlayer != null) {
            ItemStack itemStack = event.getItem();
            updateDurability(player, itemStack, getLevel(sPlayer));
        }
    }

    private void updateDurability(Player player, ItemStack itemStack, int currentLevel) {
        // Update NBT lore with new durability
        Durability(itemStack, currentLevel);

        player.getInventory().setItemInMainHand(itemStack);
    }

    private void Durability(ItemStack itemStack, int durabilityLevel) {
        if (itemStack != null && itemStack.getType() != Material.AIR) {
            NBTItem nbtItem = new NBTItem(itemStack);
            int loreDurability = nbtItem.getInteger("Durability");
            int loreMaxDurability = itemStack.getType().getMaxDurability();

            double increaseDurability = durabilityIncrease.getValue();

            // Calculate new durability based on skill level
            int newLoreDurability = (int) Math.min(loreMaxDurability, loreDurability - increaseDurability);
            nbtItem.setInteger("Durability", newLoreDurability); // Set new durability

            // Adjust the damage to simulate increasing max durability
            int newDamage = loreMaxDurability - newLoreDurability;
            Damageable damageable = (Damageable) itemStack.getItemMeta();
            assert damageable != null;
            damageable.setDamage(newDamage);
            itemStack.setItemMeta((ItemMeta) damageable);

            itemStack = nbtItem.getItem();
            ItemMeta itemMeta = itemStack.getItemMeta();

            if (itemMeta instanceof Damageable) {
                damageable = (Damageable) itemMeta; // Use the correct reference
                int maxDurability = itemStack.getType().getMaxDurability();
                int currentDurability = maxDurability - damageable.getDamage();

                int newDurability = Math.min(maxDurability, currentDurability + (int) (durabilityIncrease.getValue() * durabilityLevel));

                damageable.setDamage(maxDurability - newDurability);
                itemStack.setItemMeta(itemMeta);
            }
        }
    }