/
ItemEnchantments.java
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/
ItemEnchantments.java
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package com.denizenscript.denizen.objects.properties.item;
import com.denizenscript.denizen.objects.EnchantmentTag;
import com.denizenscript.denizencore.objects.core.MapTag;
import com.denizenscript.denizencore.utilities.CoreConfiguration;
import com.denizenscript.denizen.utilities.BukkitImplDeprecations;
import com.denizenscript.denizencore.utilities.debugging.Debug;
import com.denizenscript.denizen.objects.ItemTag;
import com.denizenscript.denizencore.objects.core.ElementTag;
import com.denizenscript.denizencore.objects.Mechanism;
import com.denizenscript.denizencore.objects.core.ListTag;
import com.denizenscript.denizencore.objects.ObjectTag;
import com.denizenscript.denizencore.objects.properties.Property;
import com.denizenscript.denizencore.tags.Attribute;
import com.denizenscript.denizencore.utilities.text.StringHolder;
import org.bukkit.Material;
import org.bukkit.enchantments.Enchantment;
import org.bukkit.inventory.meta.EnchantmentStorageMeta;
import java.util.*;
public class ItemEnchantments implements Property {
public static boolean describes(ObjectTag item) {
// Technically, all items can hold enchants.
return item instanceof ItemTag;
}
public static ItemEnchantments getFrom(ObjectTag _item) {
if (!describes(_item)) {
return null;
}
else {
return new ItemEnchantments((ItemTag) _item);
}
}
public static final String[] handledTags = new String[] {
"is_enchanted", "enchantments", "enchantment_map", "enchantment_types"
};
public static final String[] handledMechs = new String[] {
"remove_enchantments", "enchantments"
};
private ItemEnchantments(ItemTag _item) {
item = _item;
}
ItemTag item;
@Override
public ObjectTag getObjectAttribute(Attribute attribute) {
if (attribute == null) {
return null;
}
// <--[tag]
// @attribute <ItemTag.is_enchanted>
// @returns ElementTag(Boolean)
// @mechanism ItemTag.enchantments
// @group properties
// @description
// Returns whether the item has any enchantments.
// -->
if (attribute.startsWith("is_enchanted")) {
return new ElementTag(getEnchantments().size() > 0)
.getObjectAttribute(attribute.fulfill(1));
}
if (attribute.startsWith("enchantments.with_levels")) {
BukkitImplDeprecations.itemEnchantmentTags.warn(attribute.context);
Set<Map.Entry<Enchantment, Integer>> enchantments = getEnchantments();
ListTag enchants = new ListTag();
for (Map.Entry<Enchantment, Integer> enchantment : enchantments) {
enchants.add(new EnchantmentTag(enchantment.getKey()).getCleanName() + "," + enchantment.getValue());
}
return enchants.getObjectAttribute(attribute.fulfill(2));
}
if (attribute.startsWith("enchantments.levels")) {
BukkitImplDeprecations.itemEnchantmentTags.warn(attribute.context);
Set<Map.Entry<Enchantment, Integer>> enchantments = getEnchantments();
ListTag enchants = new ListTag();
for (Map.Entry<Enchantment, Integer> enchantment : enchantments) {
enchants.add(String.valueOf(enchantment.getValue()));
}
return enchants.getObjectAttribute(attribute.fulfill(2));
}
if (attribute.startsWith("enchantments.level") && attribute.hasContext(2)) {
BukkitImplDeprecations.itemEnchantmentTags.warn(attribute.context);
Set<Map.Entry<Enchantment, Integer>> enchantments = getEnchantments();
if (enchantments.size() > 0) {
for (Map.Entry<Enchantment, Integer> enchantment : enchantments) {
if (enchantment.getKey().getName().equalsIgnoreCase(attribute.getContext(2))
|| new EnchantmentTag(enchantment.getKey()).getCleanName().equalsIgnoreCase(attribute.getContext(2))) {
return new ElementTag(enchantment.getValue())
.getObjectAttribute(attribute.fulfill(2));
}
}
}
return new ElementTag(0)
.getObjectAttribute(attribute.fulfill(2));
}
// <--[tag]
// @attribute <ItemTag.enchantment_types>
// @returns ListTag(EnchantmentTag)
// @mechanism ItemTag.enchantments
// @group properties
// @description
// Returns a list of the types of enchantments on the item.
// -->
if (attribute.startsWith("enchantment_types")) {
Set<Map.Entry<Enchantment, Integer>> enchantments = getEnchantments();
ListTag enchants = new ListTag();
for (Map.Entry<Enchantment, Integer> enchantment : enchantments) {
enchants.addObject(new EnchantmentTag(enchantment.getKey()));
}
return enchants.getObjectAttribute(attribute.fulfill(1));
}
// <--[tag]
// @attribute <ItemTag.enchantments>
// @returns ListTag
// @mechanism ItemTag.enchantments
// @group properties
// @deprecated Use 'enchantment_types' or 'enchantment_map'
// @description
// Deprecated in favor of <@link tag ItemTag.enchantment_types> or <@link tag ItemTag.enchantment_map>
// -->
if (attribute.startsWith("enchantments")) {
BukkitImplDeprecations.itemEnchantmentsLegacy.warn(attribute.context);
Set<Map.Entry<Enchantment, Integer>> enchantments = getEnchantments();
ListTag enchants = new ListTag();
for (Map.Entry<Enchantment, Integer> enchantment : enchantments) {
enchants.add(new EnchantmentTag(enchantment.getKey()).getCleanName());
}
return enchants.getObjectAttribute(attribute.fulfill(1));
}
// <--[tag]
// @attribute <ItemTag.enchantment_map>
// @returns MapTag
// @mechanism ItemTag.enchantments
// @group properties
// @description
// Returns a map of enchantments on the item.
// Map keys are enchantment names (like "sharpness"), and values are the level (as a number).
// -->
if (attribute.startsWith("enchantment_map")) {
return getEnchantmentMap().getObjectAttribute(attribute.fulfill(1));
}
return null;
}
public MapTag getEnchantmentMap() {
MapTag enchants = new MapTag();
for (Map.Entry<Enchantment, Integer> enchantment : getEnchantments()) {
enchants.putObject(new EnchantmentTag(enchantment.getKey()).getCleanName(), new ElementTag(enchantment.getValue()));
}
return enchants;
}
public Set<Map.Entry<Enchantment, Integer>> getEnchantments() {
if (item.getItemStack().getEnchantments().size() > 0) {
return item.getItemStack().getEnchantments().entrySet();
}
else if (item.getItemMeta() instanceof EnchantmentStorageMeta) {
return ((EnchantmentStorageMeta) item.getItemMeta()).getStoredEnchants().entrySet();
}
return new HashSet<>();
}
@Override
public String getPropertyString() {
MapTag map = getEnchantmentMap();
if (map.map.isEmpty()) {
return null;
}
return map.toString();
}
@Override
public String getPropertyId() {
return "enchantments";
}
@Override
public void adjust(Mechanism mechanism) {
// <--[mechanism]
// @object ItemTag
// @name remove_enchantments
// @input ListTag
// @description
// Removes the specified enchantments from the item (as a list of EnchantmentTags).
// Give no value input to remove all enchantments.
// @tags
// <ItemTag.enchantment_types>
// <ItemTag.enchantment_map>
// -->
if (mechanism.matches("remove_enchantments")) {
if (mechanism.hasValue()) {
List<EnchantmentTag> toRemove = mechanism.valueAsType(ListTag.class).filter(EnchantmentTag.class, mechanism.context);
if (item.getBukkitMaterial() == Material.ENCHANTED_BOOK) {
EnchantmentStorageMeta meta = (EnchantmentStorageMeta) item.getItemMeta();
for (EnchantmentTag ench : toRemove) {
meta.removeStoredEnchant(ench.enchantment);
}
item.setItemMeta(meta);
}
else {
for (EnchantmentTag ench : toRemove) {
item.getItemStack().removeEnchantment(ench.enchantment);
}
item.resetCache();
}
}
else {
if (item.getBukkitMaterial() == Material.ENCHANTED_BOOK) {
EnchantmentStorageMeta meta = (EnchantmentStorageMeta) item.getItemMeta();
for (Enchantment ench : meta.getStoredEnchants().keySet()) {
meta.removeStoredEnchant(ench);
}
item.setItemMeta(meta);
}
else {
for (Enchantment ench : item.getItemStack().getEnchantments().keySet()) {
item.getItemStack().removeEnchantment(ench);
}
item.resetCache();
}
}
}
// <--[mechanism]
// @object ItemTag
// @name enchantments
// @input MapTag
// @description
// Sets the item's enchantments as a map of EnchantmentTags or enchantment names to level.
// For example: - inventory adjust slot:hand enchantments:sharpness=1
// Does not remove existing enchantments, for that use <@link mechanism ItemTag.remove_enchantments>
// @tags
// <ItemTag.enchantment_map>
// -->
if (mechanism.matches("enchantments")) {
String val = mechanism.getValue().asString();
if (val.startsWith("map@") || val.startsWith("[") || (val.contains("=") && !val.contains(","))) {
MapTag map = mechanism.valueAsType(MapTag.class);
for (Map.Entry<StringHolder, ObjectTag> enchantments : map.map.entrySet()) {
Enchantment ench = EnchantmentTag.valueOf(enchantments.getKey().low, mechanism.context).enchantment;
int level = enchantments.getValue().asElement().asInt();
if (ench != null) {
if (item.getBukkitMaterial() == Material.ENCHANTED_BOOK) {
EnchantmentStorageMeta meta = (EnchantmentStorageMeta) item.getItemMeta();
meta.addStoredEnchant(ench, level, true);
item.setItemMeta(meta);
}
else {
item.getItemStack().addUnsafeEnchantment(ench, level);
item.resetCache();
}
}
else {
mechanism.echoError("Unknown enchantment '" + enchantments.getKey().str + "'");
}
}
}
else {
for (String enchant : mechanism.valueAsType(ListTag.class)) {
if (!enchant.contains(",")) {
mechanism.echoError("Invalid enchantment format, use name,level|...");
}
else {
String[] data = enchant.split(",", 2);
try {
Enchantment ench = EnchantmentTag.valueOf(data[0], mechanism.context).enchantment;
if (ench != null) {
if (item.getBukkitMaterial() == Material.ENCHANTED_BOOK) {
EnchantmentStorageMeta meta = (EnchantmentStorageMeta) item.getItemMeta();
meta.addStoredEnchant(ench, Integer.parseInt(data[1]), true);
item.setItemMeta(meta);
}
else {
item.getItemStack().addUnsafeEnchantment(ench, Integer.parseInt(data[1]));
item.resetCache();
}
}
else {
mechanism.echoError("Unknown enchantment '" + data[0] + "'");
}
}
catch (NullPointerException e) {
mechanism.echoError("Unknown enchantment '" + data[0] + "'");
}
catch (NumberFormatException ex) {
mechanism.echoError("Cannot apply enchantment '" + data[0] + "': '" + data[1] + "' is not a valid integer!");
if (CoreConfiguration.debugVerbose) {
Debug.echoError(ex);
}
}
}
}
}
}
}
}