inventory.cpp

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/* xoreos - A reimplementation of BioWare's Aurora engine
 *
 * xoreos is the legal property of its developers, whose names
 * can be found in the AUTHORS file distributed with this source
 * distribution.
 *
 * xoreos is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 3
 * of the License, or (at your option) any later version.
 *
 * xoreos 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with xoreos. If not, see <http://www.gnu.org/licenses/>.
 */

#include "src/engines/kotor/inventory.h"

namespace Engines {

namespace KotOR {

void Inventory::addItem(const Common::UString &tag, int count) {
    if (tag.empty())
        return;

    assert(count > 0);

    ItemMap::iterator i = _items.find(tag);
    if (i == _items.end()) {
        InventoryItem item;
        item.tag = tag;
        item.count = count;
        _items.insert(std::pair<Common::UString, InventoryItem>(tag, item));
    } else
        i->second.count += count;
}

void Inventory::removeItem(const Common::UString &tag, int count) {
    if (tag.empty())
        return;

    assert(count > 0);

    ItemMap::iterator i = _items.find(tag);
    if (i == _items.end())
        return;

    if (i->second.count > count)
        i->second.count -= count;
    else
        _items.erase(i);
}

void Inventory::removeAllItems() {
    _items.clear();
}

const std::map<Common::UString, InventoryItem> &Inventory::getItems() const {
    return _items;
}

bool Inventory::hasItem(const Common::UString &tag) const {
    return _items.find(tag) != _items.end();
}

} // End of namespace KotOR

} // End of namespace Engines