- package net.Indyuce.mmoitems.listener;
- import net.Indyuce.mmoitems.api.interaction.util.DurabilityItem;
- import org.bukkit.Material;
- import org.bukkit.Sound;
- import org.bukkit.entity.EntityType;
- import org.bukkit.entity.LivingEntity;
- import org.bukkit.entity.Player;
- import org.bukkit.event.EventHandler;
- import org.bukkit.event.EventPriority;
- import org.bukkit.event.Listener;
- import org.bukkit.event.entity.EntityDamageByEntityEvent;
- import org.bukkit.event.entity.EntityDamageEvent;
- import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
- import org.bukkit.event.entity.EntityShootBowEvent;
- import org.bukkit.event.player.PlayerItemDamageEvent;
- import org.bukkit.event.player.PlayerItemMendEvent;
- import org.bukkit.inventory.EquipmentSlot;
- import org.bukkit.inventory.ItemStack;
- import java.util.Arrays;
- import java.util.List;
- public class DurabilityListener implements Listener {
- /**
- * Handles durability for ANY damageable items.
- */
- @EventHandler(ignoreCancelled = true)
- public void itemDamage(PlayerItemDamageEvent event) {
- final DurabilityItem item = new DurabilityItem(event.getPlayer(), event.getItem());
- if (!item.isValid())
- return;
- // Calculate item durability loss
- item.decreaseDurability(event.getDamage());
- /*
- * If the item is broken and if it is meant to be lost when broken,
- * do NOT cancel the event and make sure the item is destroyed
- */
- final ItemStack newVersion = item.toItem();
- if (newVersion == null) {
- event.setDamage(999);
- return;
- }
- event.setCancelled(true);
- event.getItem().setItemMeta(newVersion.getItemMeta());
- }
- private static final List<DamageCause> IGNORED_CAUSES = Arrays.asList(DamageCause.DROWNING, DamageCause.SUICIDE, DamageCause.FALL, DamageCause.VOID,
- DamageCause.FIRE_TICK, DamageCause.SUFFOCATION, DamageCause.POISON, DamageCause.WITHER, DamageCause.STARVATION, DamageCause.MAGIC);
- private static final EquipmentSlot[] ARMOR_SLOTS = {EquipmentSlot.HEAD, EquipmentSlot.CHEST, EquipmentSlot.LEGS, EquipmentSlot.FEET};
- @EventHandler(ignoreCancelled = true)
- public void playerDamage(EntityDamageEvent event) {
- if (event.getEntityType() != EntityType.PLAYER || IGNORED_CAUSES.contains(event.getCause()))
- return;
- Player player = (Player) event.getEntity();
- int damage = Math.max((int) event.getDamage() / 4, 1);
- for (EquipmentSlot slot : ARMOR_SLOTS)
- if (hasItem(player, slot))
- handleUndamageableItem(player.getInventory().getItem(slot), player, slot, damage);
- }
- @EventHandler(ignoreCancelled = true)
- public void playerMeleeAttack(EntityDamageByEntityEvent event) {
- if (event.getDamage() == 0 || event.getCause() != DamageCause.ENTITY_ATTACK || !(event.getEntity() instanceof LivingEntity)
- || !(event.getDamager() instanceof Player) || event.getEntity().hasMetadata("NPC") || event.getDamager().hasMetadata("NPC"))
- return;
- Player player = (Player) event.getDamager();
- ItemStack item = player.getInventory().getItemInMainHand();
- handleUndamageableItem(item, player, EquipmentSlot.HAND, 1);
- }
- @EventHandler(ignoreCancelled = true)
- public void playerBowAttack(EntityShootBowEvent event) {
- if (!(event.getEntity() instanceof Player))
- return;
- Player player = (Player) event.getEntity();
- ItemStack item = event.getBow();
- handleUndamageableItem(item, player, EquipmentSlot.HAND, 1);
- }
- @EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
- public void mendEvent(PlayerItemMendEvent event) {
- DurabilityItem durItem = new DurabilityItem(event.getPlayer(), event.getItem());
- if (durItem.isValid()) {
- event.getItem().setItemMeta(durItem.addDurability(event.getRepairAmount()).toItem().getItemMeta());
- event.setCancelled(true);
- }
- }
- /**
- * This method is for all the items which have 0 max durability i.e
- * which are not breakable hence the {[url=home.php?mod=space&uid=41191]@link[/url] Material#getMaxDurability()}
- */
- private void handleUndamageableItem(ItemStack stack, Player player, EquipmentSlot slot, int damage) {
- if (stack.getType().getMaxDurability() != 0)
- return;
- final DurabilityItem item = new DurabilityItem(player, stack);
- if (!item.isValid())
- return;
- item.decreaseDurability(damage);
- ItemStack newVersion = item.toItem();
- if (newVersion == null) {
- player.getInventory().setItem(slot, null);
- player.getWorld().playSound(player.getLocation(), Sound.ENTITY_ITEM_BREAK, 1.0f, 1.0f);
- return;
- }
- player.getInventory().getItem(slot).setItemMeta(newVersion.getItemMeta());
- }
- private boolean hasItem(Player player, EquipmentSlot slot) {
- return player.getInventory().getItem(slot) != null && player.getInventory().getItem(slot).getType() != Material.AIR;
- }
- }
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