/*
 * This file is part of Araknemu.
 *
 * Araknemu is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Araknemu is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Araknemu.  If not, see <https://www.gnu.org/licenses/>.
 *
 * Copyright (c) 2017-2019 Vincent Quatrevieux
 */

package fr.quatrevieux.araknemu.game.player.inventory.slot;

import fr.quatrevieux.araknemu.core.di.ContainerException;
import fr.quatrevieux.araknemu.core.event.DefaultListenerAggregate;
import fr.quatrevieux.araknemu.data.living.entity.player.PlayerItem;
import fr.quatrevieux.araknemu.game.GameBaseCase;
import fr.quatrevieux.araknemu.game.item.Item;
import fr.quatrevieux.araknemu.game.item.ItemService;
import fr.quatrevieux.araknemu.game.item.effect.ItemEffect;
import fr.quatrevieux.araknemu.game.item.inventory.ItemStorage;
import fr.quatrevieux.araknemu.game.item.inventory.SimpleItemStorage;
import fr.quatrevieux.araknemu.game.item.inventory.exception.InventoryException;
import fr.quatrevieux.araknemu.game.player.GamePlayer;
import fr.quatrevieux.araknemu.game.player.inventory.InventoryEntry;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import java.sql.SQLException;
import java.util.Optional;
import java.util.stream.Collectors;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertSame;

class DefaultSlotTest extends GameBaseCase {
    private DefaultSlot slot;
    private ItemStorage<InventoryEntry> storage;

    @Override
    @BeforeEach
    public void setUp() throws Exception {
        super.setUp();

        dataSet.pushItemTemplates();

        GamePlayer player = gamePlayer();

        slot = new DefaultSlot(
            storage = new SimpleItemStorage<>(
                new DefaultListenerAggregate(),
                (id, item, quantity, position) -> new InventoryEntry(
                    player.inventory(),
                    new PlayerItem(1, id, item.template().id(), item.effects().stream().map(ItemEffect::toTemplate).collect(Collectors.toList()), quantity, position),
                    item
                )
            )
        );
    }

    @Test
    void getters() {
        assertEquals(Optional.empty(), slot.entry());
        assertEquals(Optional.empty(), slot.equipment());
        assertEquals(-1, slot.id());
        slot.check(null, 1);
    }

    @Test
    void setNewEntry() throws ContainerException, InventoryException {
        InventoryEntry entry = slot.set(
            container.get(ItemService.class).create(39),
            10
        );

        assertEquals(39, entry.templateId());
        assertEquals(10, entry.quantity());
        assertEquals(-1, entry.position());

        assertSame(
            entry,
            storage.get(entry.id())
        );
    }

    @Test
    void setAfterMoveWillStackItem() throws ContainerException, InventoryException, SQLException {
        Item item = container.get(ItemService.class).create(39);
        InventoryEntry entry = slot.set(item, 3);

        InventoryEntry newEntry = slot.set(
            new InventoryEntry(
                gamePlayer().inventory(),
                new PlayerItem(1, 1, 39, null, 4, -1),
                item
            )
        );

        assertSame(entry, newEntry);
        assertEquals(39, entry.templateId());
        assertEquals(7, entry.quantity());
        assertEquals(-1, entry.position());
    }
}