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import java.util.Arrays;
import java.util.List;
import org.bukkit.ChatColor;
import org.bukkit.Material;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.player.PlayerInteractEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.inventory.meta.ItemMeta;
import org.bukkit.plugin.Plugin;
public enum ItemSet {
TEST(Material.QUARTZ, ChatColor.GREEN + "Test",
Arrays.asList(ChatColor.GRAY + "This is a test",
ChatColor.GRAY + "Lorem ipsum dolor sit amet, consectetuer adipiscing elit"),
false, new EventCallback() {
public void call(PlayerInteractEvent event, Plugin plugin) {
Player player = event.getPlayer();
private final ItemStack item;
private final boolean interactable;
private final EventCallback eventCallback;
private ItemSet(ItemStack item, boolean interactable, EventCallback eventCallback) {
this.item = item;
this.interactable = interactable;
this.eventCallback = eventCallback;
private ItemSet(Material material, String name, List<String> lore, boolean interactable, EventCallback eventCallback) {
item = new ItemStack(material);
ItemMeta meta = item.getItemMeta();
this.interactable = interactable;
this.eventCallback = eventCallback;
public ItemStack getItemStack() {
return item;
public boolean isInteractable() {
return interactable;
public EventCallback getEventCallback() {
return eventCallback;
public static abstract class EventCallback {
public abstract void call(PlayerInteractEvent event, Plugin plugin);
private static ItemListener listener;
public static void startListening(Plugin plugin) {
listener = new ItemListener(plugin);
plugin.getServer().getPluginManager().registerEvents(listener, plugin);
public static class ItemListener implements Listener {
private final Plugin plugin;
public ItemListener(Plugin plugin) {
this.plugin = plugin;
public void onInteract(PlayerInteractEvent event) {
ItemStack item = event.getItem();
for (ItemSet set : values()) {
if (set.getItemStack().equals(item)) {
if (set.getEventCallback() != null) {
set.getEventCallback().call(event, plugin);
if (set.isInteractable()) return;
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