Java 类org.bukkit.enchantments.EnchantmentOffer 实例源码

@EventHandler(priority = EventPriority.HIGHEST, ignoreCancelled = true)
public void onPrepareEnchant(final PrepareItemEnchantEvent event) {
    final ItemStack item = getItem(event.getItem(), event.getEnchanter());
    final long seed = enchantSeeds.get(event.getEnchanter().getUniqueId());
    offers.put(event.getEnchanter().getUniqueId(), new int[] {
            event.getOffers()[0].getCost(), 1,
            event.getOffers()[1].getCost(), 2,
            event.getOffers()[2].getCost(), 3
    });
    for (final EnchantmentOffer offer : event.getOffers()) {
        final EnchantResult result = mechanics.generateEnchantments(
                event.getEnchanter(), item, offer.getCost(), true, seed);
        result.getFirstVanillaEnchantment().ifPresent(enchant -> {
            offer.setEnchantment(enchant.getEnchantment());
            offer.setEnchantmentLevel(result.getFirstVanillaLevel());
        });
    }
}

@Nullable
protected EnchantmentOffer[] get(Event e) {
    if (((PrepareItemEnchantEvent)e).getOffers() != null) {
        return ((PrepareItemEnchantEvent)e).getOffers();
    }
    return null;
}

@SuppressWarnings("unchecked")
@Override
public boolean init(Expression<?>[] e, int matchedPattern, Kleenean isDelayed, ParseResult parser) {
    offer = (Expression<EnchantmentOffer>) e[0];
    return true;
}

@SuppressWarnings("unchecked")
@Override
public boolean init(Expression<?>[] e, int matchedPattern, Kleenean isDelayed, ParseResult parser) {
    offer = (Expression<EnchantmentOffer>) e[0];
    return true;
}

@SuppressWarnings("unchecked")
@Override
public boolean init(Expression<?>[] e, int matchedPattern, Kleenean isDelayed, ParseResult parser) {
    offer = (Expression<EnchantmentOffer>) e[0];
    return true;
}

public Class<? extends EnchantmentOffer> getReturnType() {
    return EnchantmentOffer.class;
}