Calamari Src

package me.javoris767.calamari;

import org.bukkit.Bukkit;
import org.bukkit.Material;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.Action;
import org.bukkit.event.player.PlayerInteractEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.java.JavaPlugin;

public class Calamari extends JavaPlugin implements Listener {

    public void onDisable() {

    }
    public void onEnable() {
        Bukkit.getPluginManager().registerEvents(this, this);
    }
    @EventHandler
    public void onPlayerInteract(PlayerInteractEvent event) {
        Player player = event.getPlayer();
        if(event.getAction() == Action.RIGHT_CLICK_AIR ||
                event.getAction() == Action.RIGHT_CLICK_BLOCK &&
                player.getItemInHand().getType() == Material.INK_SACK) {
                    if(player.getFoodLevel() == 20) {
                        event.setCancelled(true);
                        }else
                            if(player.getFoodLevel() < 20) {
                                player.getInventory().removeItem(new ItemStack[] {
                                        new ItemStack(Material.INK_SACK, 1) });
                                player.setFoodLevel(player.getFoodLevel() + 5);
                                }
                    }
        }
    }