cn.nukkit.inventory.transaction.RepairItemTransaction Maven / Gradle / Ivy
package cn.nukkit.inventory.transaction;
import cn.nukkit.Player;
import cn.nukkit.api.Since;
import cn.nukkit.block.Block;
import cn.nukkit.block.BlockAnvil;
import cn.nukkit.block.BlockID;
import cn.nukkit.blockproperty.value.AnvilDamage;
import cn.nukkit.blockstate.BlockState;
import cn.nukkit.event.block.AnvilDamageEvent;
import cn.nukkit.event.block.AnvilDamageEvent.DamageCause;
import cn.nukkit.event.inventory.RepairItemEvent;
import cn.nukkit.inventory.AnvilInventory;
import cn.nukkit.inventory.FakeBlockMenu;
import cn.nukkit.inventory.Inventory;
import cn.nukkit.inventory.transaction.action.InventoryAction;
import cn.nukkit.inventory.transaction.action.RepairItemAction;
import cn.nukkit.item.Item;
import cn.nukkit.item.enchantment.Enchantment;
import cn.nukkit.network.protocol.LevelEventPacket;
import cn.nukkit.network.protocol.types.NetworkInventoryAction;
import it.unimi.dsi.fastutil.ints.Int2IntMap;
import it.unimi.dsi.fastutil.ints.Int2IntOpenHashMap;
import java.util.List;
import java.util.concurrent.ThreadLocalRandom;
@Since("1.4.0.0-PN")
public class RepairItemTransaction extends InventoryTransaction {
private Item inputItem;
private Item materialItem;
private Item outputItem;
private int cost;
@Since("1.4.0.0-PN")
public RepairItemTransaction(Player source, List actions) {
super(source, actions);
}
@Override
public boolean canExecute() {
Inventory inventory = getSource().getWindowById(Player.ANVIL_WINDOW_ID);
if (inventory == null) {
return false;
}
AnvilInventory anvilInventory = (AnvilInventory) inventory;
return this.inputItem != null && this.outputItem != null && this.inputItem.equals(anvilInventory.getInputSlot(), true, true)
&& (!this.hasMaterial() || this.materialItem.equals(anvilInventory.getMaterialSlot(), true, true))
&& this.checkRecipeValid();
}
@Override
public boolean execute() {
if (this.hasExecuted() || !this.canExecute()) {
this.source.removeAllWindows(false);
this.sendInventories();
return false;
}
AnvilInventory inventory = (AnvilInventory) getSource().getWindowById(Player.ANVIL_WINDOW_ID);
if (inventory.getCost() != this.cost && !this.source.isCreative()) {
this.source.getServer().getLogger().debug("Got unexpected cost " + inventory.getCost() + " from " + this.source.getName() + "(expected " + this.cost + ")");
}
RepairItemEvent event = new RepairItemEvent(inventory, this.inputItem, this.outputItem, this.materialItem, this.cost, this.source);
this.source.getServer().getPluginManager().callEvent(event);
if (event.isCancelled()) {
this.source.removeAllWindows(false);
this.sendInventories();
return true;
}
for (InventoryAction action : this.actions) {
if (action.execute(this.source)) {
action.onExecuteSuccess(this.source);
} else {
action.onExecuteFail(this.source);
}
}
FakeBlockMenu holder = inventory.getHolder();
Block block = this.source.level.getBlock(holder.getFloorX(), holder.getFloorY(), holder.getFloorZ());
if (block.getId() == Block.ANVIL) {
int oldDamage = block.getDamage() >= 8 ? 2 : block.getDamage() >= 4 ? 1 : 0;
int newDamage = !this.source.isCreative() && ThreadLocalRandom.current().nextInt(100) < 12 ? oldDamage + 1 : oldDamage;
AnvilDamageEvent ev = new AnvilDamageEvent(block, oldDamage, newDamage, DamageCause.USE, this.source);
ev.setCancelled(oldDamage == newDamage);
this.source.getServer().getPluginManager().callEvent(ev);
if (!ev.isCancelled()) {
BlockState newState = ev.getNewBlockState();
if (newState.getBlockId() == BlockID.AIR
|| newState.getBlockId() == BlockID.ANVIL && newState.getPropertyValue(BlockAnvil.DAMAGE).equals(AnvilDamage.BROKEN)) {
this.source.level.setBlock(block, Block.get(Block.AIR), true);
this.source.level.addLevelEvent(block, LevelEventPacket.EVENT_SOUND_ANVIL_BREAK);
} else {
if (!newState.equals(ev.getOldBlockState())) {
Block newBlock = newState.getBlockRepairing(block);
this.source.level.setBlock(block, newBlock, true);
}
this.source.level.addLevelEvent(block, LevelEventPacket.EVENT_SOUND_ANVIL_USE);
}
} else {
this.source.level.addLevelEvent(block, LevelEventPacket.EVENT_SOUND_ANVIL_USE);
}
}
if (!this.source.isCreative()) {
this.source.setExperience(this.source.getExperience(), this.source.getExperienceLevel() - event.getCost());
}
return true;
}
@Override
public void addAction(InventoryAction action) {
super.addAction(action);
if (action instanceof RepairItemAction) {
switch (((RepairItemAction) action).getType()) {
case NetworkInventoryAction.SOURCE_TYPE_ANVIL_INPUT:
this.inputItem = action.getTargetItem();
break;
case NetworkInventoryAction.SOURCE_TYPE_ANVIL_RESULT:
this.outputItem = action.getSourceItem();
break;
case NetworkInventoryAction.SOURCE_TYPE_ANVIL_MATERIAL:
this.materialItem = action.getTargetItem();
break;
}
}
}
private boolean checkRecipeValid() {
int cost = 0;
int baseRepairCost = this.inputItem.getRepairCost();
if (this.isMapRecipe()) {
if (!this.matchMapRecipe()) {
return false;
}
baseRepairCost = 0;
} else if (this.hasMaterial()) {
baseRepairCost += this.materialItem.getRepairCost();
if (this.inputItem.getMaxDurability() != -1 && this.matchRepairItem()) {
int maxRepairDamage = this.inputItem.getMaxDurability() / 4;
int repairDamage = Math.min(this.inputItem.getDamage(), maxRepairDamage);
if (repairDamage <= 0) {
return false;
}
int damage = this.inputItem.getDamage();
for (; repairDamage > 0 && cost < this.materialItem.getCount(); cost++) {
damage = damage - repairDamage;
repairDamage = Math.min(damage, maxRepairDamage);
}
if (this.outputItem.getDamage() != damage) {
return false;
}
} else {
boolean consumeEnchantedBook = this.materialItem.getId() == Item.ENCHANTED_BOOK && this.materialItem.hasEnchantments();
if (!consumeEnchantedBook && (this.inputItem.getMaxDurability() == -1 || this.inputItem.getId() != this.materialItem.getId())) {
return false;
}
if (!consumeEnchantedBook && this.inputItem.getMaxDurability() != -1) {
int damage = this.inputItem.getDamage() - this.inputItem.getMaxDurability() + this.materialItem.getDamage() - this.inputItem.getMaxDurability() * 12 / 100 + 1;
if (damage < 0) {
damage = 0;
}
if (damage < this.inputItem.getDamage()) {
if (this.outputItem.getDamage() != damage) {
return false;
}
cost += 2;
}
}
Int2IntMap enchantments = new Int2IntOpenHashMap();
enchantments.defaultReturnValue(-1);
for (Enchantment enchantment : this.inputItem.getEnchantments()) {
enchantments.put(enchantment.getId(), enchantment.getLevel());
}
boolean hasCompatibleEnchantments = false;
boolean hasIncompatibleEnchantments = false;
for (Enchantment materialEnchantment : this.materialItem.getEnchantments()) {
Enchantment enchantment = this.inputItem.getEnchantment(materialEnchantment.getId());
int inputLevel = enchantment != null ? enchantment.getLevel() : 0;
int materialLevel = materialEnchantment.getLevel();
int outputLevel = inputLevel == materialLevel ? materialLevel + 1 : Math.max(materialLevel, inputLevel);
boolean canEnchant = materialEnchantment.canEnchant(this.inputItem) || this.inputItem.getId() == Item.ENCHANTED_BOOK;
for (Enchantment inputEnchantment : this.inputItem.getEnchantments()) {
if (inputEnchantment.getId() != materialEnchantment.getId() && !materialEnchantment.isCompatibleWith(inputEnchantment)) {
canEnchant = false;
cost++;
}
}
if (!canEnchant) {
hasIncompatibleEnchantments = true;
} else {
hasCompatibleEnchantments = true;
if (outputLevel > materialEnchantment.getMaxLevel()) {
outputLevel = materialEnchantment.getMaxLevel();
}
enchantments.put(materialEnchantment.getId(), outputLevel);
int rarityFactor;
switch (materialEnchantment.getRarity()) {
case COMMON:
rarityFactor = 1;
break;
case UNCOMMON:
rarityFactor = 2;
break;
case RARE:
rarityFactor = 4;
break;
case VERY_RARE:
default:
rarityFactor = 8;
break;
}
if (consumeEnchantedBook) {
rarityFactor = Math.max(1, rarityFactor / 2);
}
cost += rarityFactor * Math.max(0, outputLevel - inputLevel);
if (this.inputItem.getCount() > 1) {
cost = 40;
}
}
}
Enchantment[] outputEnchantments = this.outputItem.getEnchantments();
if (hasIncompatibleEnchantments && !hasCompatibleEnchantments || enchantments.size() != outputEnchantments.length) {
return false;
}
for (Enchantment enchantment : outputEnchantments) {
if (enchantments.get(enchantment.getId()) != enchantment.getLevel()) {
return false;
}
}
}
}
int renameCost = 0;
if (!this.inputItem.getCustomName().equals(this.outputItem.getCustomName())) {
if (this.outputItem.getCustomName().length() > 30) {
return false;
}
renameCost = 1;
cost += renameCost;
}
this.cost = baseRepairCost + cost;
if (renameCost == cost && renameCost > 0 && this.cost >= 40) {
this.cost = 39;
}
if (baseRepairCost < 0 || cost < 0 || cost == 0 && !this.isMapRecipe() || this.cost > 39 && !this.source.isCreative()) {
return false;
}
int nextBaseRepairCost = this.inputItem.getRepairCost();
if (!this.isMapRecipe()) {
if (this.hasMaterial() && nextBaseRepairCost < this.materialItem.getRepairCost()) {
nextBaseRepairCost = this.materialItem.getRepairCost();
}
if (renameCost == 0 || renameCost != cost) {
nextBaseRepairCost = 2 * nextBaseRepairCost + 1;
}
}
if (this.outputItem.getRepairCost() != nextBaseRepairCost) {
this.source.getServer().getLogger().debug("Got unexpected base cost " + this.outputItem.getRepairCost() + " from " + this.source.getName() + "(expected " + nextBaseRepairCost + ")");
return false;
}
return true;
}
private boolean hasMaterial() {
return this.materialItem != null && !this.materialItem.isNull();
}
private boolean isMapRecipe() {
return this.hasMaterial() && (this.inputItem.getId() == Item.MAP || this.inputItem.getId() == Item.EMPTY_MAP)
&& (this.materialItem.getId() == Item.EMPTY_MAP || this.materialItem.getId() == Item.PAPER || this.materialItem.getId() == Item.COMPASS);
}
private boolean matchMapRecipe() {
if (this.inputItem.getId() == Item.EMPTY_MAP) {
return this.inputItem.getDamage() != 2 && this.materialItem.getId() == Item.COMPASS // locator
&& this.outputItem.getId() == Item.EMPTY_MAP && this.outputItem.getDamage() == 2 && this.outputItem.getCount() == 1;
} else if (this.inputItem.getId() == Item.MAP && this.outputItem.getDamage() == this.inputItem.getDamage()) {
if (this.materialItem.getId() == Item.COMPASS) { // locator
return this.inputItem.getDamage() != 2 && this.outputItem.getId() == Item.MAP && this.outputItem.getCount() == 1;
} else if (this.materialItem.getId() == Item.EMPTY_MAP) { // clone
return this.outputItem.getId() == Item.MAP && this.outputItem.getCount() == 2;
} else if (this.materialItem.getId() == Item.PAPER && this.materialItem.getCount() >= 8) { // zoom out
return this.inputItem.getDamage() < 3 && this.outputItem.getId() == Item.MAP && this.outputItem.getCount() == 1;
}
}
return false;
}
private boolean matchRepairItem() {
switch (this.inputItem.getId()) {
case Item.LEATHER_CAP:
case Item.LEATHER_TUNIC:
case Item.LEATHER_PANTS:
case Item.LEATHER_BOOTS:
return this.materialItem.getId() == Item.LEATHER;
case Item.WOODEN_SWORD:
case Item.WOODEN_PICKAXE:
case Item.WOODEN_SHOVEL:
case Item.WOODEN_AXE:
case Item.WOODEN_HOE:
case Item.SHIELD:
return this.materialItem.getId() == Item.PLANKS;
case Item.STONE_SWORD:
case Item.STONE_PICKAXE:
case Item.STONE_SHOVEL:
case Item.STONE_AXE:
case Item.STONE_HOE:
return this.materialItem.getId() == Item.COBBLESTONE;
case Item.IRON_SWORD:
case Item.IRON_PICKAXE:
case Item.IRON_SHOVEL:
case Item.IRON_AXE:
case Item.IRON_HOE:
case Item.IRON_HELMET:
case Item.IRON_CHESTPLATE:
case Item.IRON_LEGGINGS:
case Item.IRON_BOOTS:
case Item.CHAIN_HELMET:
case Item.CHAIN_CHESTPLATE:
case Item.CHAIN_LEGGINGS:
case Item.CHAIN_BOOTS:
return this.materialItem.getId() == Item.IRON_INGOT;
case Item.GOLD_SWORD:
case Item.GOLD_PICKAXE:
case Item.GOLD_SHOVEL:
case Item.GOLD_AXE:
case Item.GOLD_HOE:
case Item.GOLD_HELMET:
case Item.GOLD_CHESTPLATE:
case Item.GOLD_LEGGINGS:
case Item.GOLD_BOOTS:
return this.materialItem.getId() == Item.GOLD_INGOT;
case Item.DIAMOND_SWORD:
case Item.DIAMOND_PICKAXE:
case Item.DIAMOND_SHOVEL:
case Item.DIAMOND_AXE:
case Item.DIAMOND_HOE:
case Item.DIAMOND_HELMET:
case Item.DIAMOND_CHESTPLATE:
case Item.DIAMOND_LEGGINGS:
case Item.DIAMOND_BOOTS:
return this.materialItem.getId() == Item.DIAMOND;
case Item.NETHERITE_SWORD:
case Item.NETHERITE_PICKAXE:
case Item.NETHERITE_SHOVEL:
case Item.NETHERITE_AXE:
case Item.NETHERITE_HOE:
case Item.NETHERITE_HELMET:
case Item.NETHERITE_CHESTPLATE:
case Item.NETHERITE_LEGGINGS:
case Item.NETHERITE_BOOTS:
return this.materialItem.getId() == Item.NETHERITE_INGOT;
case Item.TURTLE_SHELL:
return this.materialItem.getId() == Item.SCUTE;
case Item.ELYTRA:
return this.materialItem.getId() == Item.PHANTOM_MEMBRANE;
}
return false;
}
@Since("1.4.0.0-PN")
public Item getInputItem() {
return this.inputItem;
}
@Since("1.4.0.0-PN")
public Item getMaterialItem() {
return this.materialItem;
}
@Since("1.4.0.0-PN")
public Item getOutputItem() {
return this.outputItem;
}
@Since("1.4.0.0-PN")
public int getCost() {
return this.cost;
}
@Since("1.4.0.0-PN")
public static boolean checkForRepairItemPart(List actions) {
for (InventoryAction action : actions) {
if (action instanceof RepairItemAction) {
return true;
}
}
return false;
}
}
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