/*
* This file is part of LanternServer, licensed under the MIT License (MIT).
*
* Copyright (c) LanternPowered <https://www.lanternpowered.org>
* Copyright (c) SpongePowered <https://www.spongepowered.org>
* Copyright (c) contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the Software), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED AS IS, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package org.lanternpowered.server.inventory;
import static com.google.common.base.Preconditions.checkNotNull;
import org.spongepowered.api.item.ItemType;
import org.spongepowered.api.item.inventory.Inventory;
import org.spongepowered.api.item.inventory.InventoryArchetype;
import org.spongepowered.api.item.inventory.InventoryProperty;
import org.spongepowered.api.item.inventory.ItemStack;
import org.spongepowered.api.item.inventory.transaction.InventoryTransactionResult;
import org.spongepowered.api.plugin.PluginContainer;
import org.spongepowered.api.text.translation.Translation;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Optional;
import java.util.function.Predicate;
import javax.annotation.Nullable;
public class AltParentProxyInventory extends AbstractInventory {
private final LanternEmptyInventory emptyInventory = new LanternEmptyInventory(this);
protected final AbstractInventory delegate;
@Nullable private final AbstractInventory parent;
protected AltParentProxyInventory(@Nullable Inventory parent, Inventory delegate) {
this.delegate = (AbstractInventory) checkNotNull(delegate, "delegate");
this.parent = (AbstractInventory) parent;
}
@Override
protected LanternEmptyInventory empty() {
return this.emptyInventory;
}
@Override
AbstractInventory getChild(int index) {
return AltParentProxyInventories.get(this, this.delegate.getChild(index));
}
@Override
int getChildIndex(AbstractInventory inventory) {
return this.delegate.getChildIndex(AltParentProxyInventories.getOriginal(inventory));
}
@Override
public AbstractInventory parent() {
return this.parent == null ? this : this.parent;
}
@Override
public Iterator<Inventory> iterator() {
//noinspection unchecked
return new Iterator<Inventory>() {
private final Iterator<Inventory> it = delegate.iterator();
@Override
public boolean hasNext() {
return this.it.hasNext();
}
@Override
public Inventory next() {
return AltParentProxyInventories.get(AltParentProxyInventory.this, this.it.next());
}
@Override
public void remove() {
this.it.remove();
}
};
}
@Override
public <T extends Inventory> Iterable<T> slots() {
//noinspection unchecked
return () -> new Iterator<T>() {
private final Iterator<T> it = (Iterator<T>) delegate.slots().iterator();
@Override
public boolean hasNext() {
return this.it.hasNext();
}
@Override
public T next() {
final T next = this.it.next();
Inventory inventory = next.parent();
if (next == inventory || inventory == delegate) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(AltParentProxyInventory.this, next);
}
final List<Inventory> stack = new ArrayList<>();
stack.add(next);
stack.add(inventory);
while (inventory != delegate) {
final Inventory inventory1 = inventory.parent();
stack.add(inventory1);
if (inventory1 == inventory) {
throw new IllegalStateException();
}
inventory = inventory1;
}
for (int i = 0; i < stack.size() - 1; i++) {
stack.set(i, AltParentProxyInventories.get(stack.get(i + 1), stack.get(i)));
}
//noinspection unchecked
return (T) stack.get(stack.size() - 1);
}
@Override
public void remove() {
this.it.remove();
}
};
}
@Override
public <T extends Inventory> T first() {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.first());
}
@Override
public <T extends Inventory> T next() {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.next());
}
@Override
public Optional<ItemStack> poll(Predicate<ItemStack> matcher) {
return this.delegate.poll(matcher);
}
@Override
public Optional<ItemStack> poll(int limit, Predicate<ItemStack> matcher) {
return this.delegate.poll(limit, matcher);
}
@Override
public Optional<ItemStack> peek(Predicate<ItemStack> matcher) {
return this.delegate.peek(matcher);
}
@Override
public Optional<ItemStack> peek(int limit, Predicate<ItemStack> matcher) {
return this.delegate.peek(limit, matcher);
}
@Override
public <T extends Inventory> T query(Predicate<Inventory> matcher, boolean nested) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.query(matcher, nested));
}
@Override
public boolean isValidItem(ItemStack stack) {
return this.delegate.isValidItem(stack);
}
@Override
public boolean isChild(Inventory child) {
return this.delegate.isChild(child);
}
@Override
public int slotCount() {
return this.delegate.slotCount();
}
@Override
public InventoryTransactionResult offer(ItemStack stack) {
return this.delegate.offer(stack);
}
@Override
public InventoryTransactionResult set(ItemStack stack) {
return this.delegate.set(stack);
}
@Override
public void clear() {
this.delegate.clear();
}
@Override
public int size() {
return this.delegate.size();
}
@Override
public int totalItems() {
return this.delegate.totalItems();
}
@Override
public int capacity() {
return this.delegate.capacity();
}
@Override
public boolean hasChildren() {
return this.delegate.hasChildren();
}
@Override
public boolean contains(ItemStack stack) {
return this.delegate.contains(stack);
}
@Override
public boolean contains(ItemType type) {
return this.delegate.contains(type);
}
@Override
public int getMaxStackSize() {
return this.delegate.getMaxStackSize();
}
@Override
public void setMaxStackSize(int size) {
this.delegate.setMaxStackSize(size);
}
@Override
public <T extends Inventory> T query(Class<?>... types) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.query(types));
}
@Override
public <T extends Inventory> T query(ItemType... types) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.query(types));
}
@Override
public <T extends Inventory> T query(ItemStack... types) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.query(types));
}
@Override
public <T extends Inventory> T query(InventoryProperty<?, ?>... props) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.query(props));
}
@Override
public <T extends Inventory> T query(Translation... names) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.query(names));
}
@Override
public <T extends Inventory> T query(String... names) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.query(names));
}
@Override
public <T extends Inventory> T query(Object... args) {
//noinspection unchecked
return (T) AltParentProxyInventories.get(this, this.delegate.query(args));
}
@Override
public PluginContainer getPlugin() {
return this.delegate.getPlugin();
}
@Override
public InventoryArchetype getArchetype() {
return this.delegate.getArchetype();
}
@Override
protected FastOfferResult offerFast(ItemStack stack) {
return this.delegate.offerFast(stack);
}
@Override
protected PeekOfferTransactionsResult peekOfferFastTransactions(ItemStack stack) {
return this.delegate.peekOfferFastTransactions(stack);
}
@Override
protected Optional<PeekPollTransactionsResult> peekPollTransactions(Predicate<ItemStack> matcher) {
return this.delegate.peekPollTransactions(matcher);
}
@Override
protected Optional<PeekPollTransactionsResult> peekPollTransactions(int limit, Predicate<ItemStack> matcher) {
return this.delegate.peekPollTransactions(limit, matcher);
}
@Override
protected PeekSetTransactionsResult peekSetTransactions(@Nullable ItemStack itemStack) {
return this.delegate.peekSetTransactions(itemStack);
}
@Override
public Translation getName() {
return this.delegate.getName();
}
}