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/* |
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* This file is part of Araknemu. |
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* |
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* Araknemu is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* Araknemu is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with Araknemu. If not, see <https://www.gnu.org/licenses/>. |
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* |
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* Copyright (c) 2017-2019 Vincent Quatrevieux |
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*/ |
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package fr.quatrevieux.araknemu.game.player.inventory.slot; |
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import fr.quatrevieux.araknemu.game.item.Item; |
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import fr.quatrevieux.araknemu.game.item.inventory.ItemEntry; |
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import fr.quatrevieux.araknemu.game.item.inventory.ItemStorage; |
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import fr.quatrevieux.araknemu.game.item.inventory.StackableItemStorage; |
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import fr.quatrevieux.araknemu.game.item.inventory.exception.InventoryException; |
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import fr.quatrevieux.araknemu.game.player.inventory.InventoryEntry; |
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import org.checkerframework.checker.index.qual.Positive; |
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import org.checkerframework.checker.nullness.qual.Nullable; |
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import org.checkerframework.common.value.qual.IntVal; |
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import org.checkerframework.dataflow.qual.Pure; |
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import java.util.Optional; |
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/** |
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* Slot for default position |
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* |
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* This slot will handle item stacking |
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*/ |
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public final class DefaultSlot implements InventorySlot { |
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private final StackableItemStorage<InventoryEntry> storage; |
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@SuppressWarnings("method.invocation") // id() is static |
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public DefaultSlot(ItemStorage<InventoryEntry> storage) { |
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this.storage = new StackableItemStorage<>(storage, id()); |
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} |
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@Override |
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@Pure |
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public @IntVal(ItemEntry.DEFAULT_POSITION) int id() { |
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1 |
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return ItemEntry.DEFAULT_POSITION; |
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} |
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@Override |
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public Optional<InventoryEntry> entry() { |
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return Optional.empty(); |
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} |
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@Override |
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public void check(Item item, int quantity) { |
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// Default slot can store all items |
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1 |
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} |
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@Override |
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public InventoryEntry set(InventoryEntry entry) throws InventoryException { |
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1 |
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return storage.find(entry.item()) |
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1 |
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.map(last -> { |
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storage.delete(entry); |
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// Quantity = 0 should not occur |
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1 |
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if (entry.quantity() > 0) { |
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1 |
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last.add(entry.quantity()); |
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} |
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return last; |
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}) |
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1 |
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.orElseGet(() -> { |
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// Indexing the entry after move |
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// For ensure that new item will be stacked |
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1 |
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storage.indexing(entry); |
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return entry; |
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}) |
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; |
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} |
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@Override |
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public InventoryEntry set(Item item, @Positive int quantity) throws InventoryException { |
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return storage.add(item, quantity, id()); |
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} |
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@Override |
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public void uncheckedSet(@Nullable InventoryEntry entry) { |
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// Do not store a single item : do nothing |
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1 |
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} |
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} |
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Arakne /
Araknemu
