/*
 *   ORXONOX - the hottest 3D action shooter ever to exist
 *                    > www.orxonox.net <
 *
 *
 *   License notice:
 *
 *   This program 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 2
 *   of the License, or (at your option) any later version.
 *
 *   This program 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 this program; if not, write to the Free Software
 *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 *   Author:
 *      Reto Grieder
 *   Co-authors:
 *      ...
 *
 */

/**
@file
@brief
    Implementation of the Settings class.
*/

#include "OrxonoxStableHeaders.h"
#include "Settings.h"

#include "util/String.h"
#include "core/CoreIncludes.h"
#include "core/ConfigValueIncludes.h"
#include "core/LuaBind.h"

namespace orxonox
{
    Settings* Settings::singletonRef_s = 0;

    /**
    @brief
        Constructor: Registers the object and sets the config-values.
    */
    Settings::Settings()
    {
        RegisterRootObject(Settings);
        assert(singletonRef_s == 0);
        singletonRef_s = this;
        setConfigValues();
    }

    /**
    @brief
        Function to collect the SetConfigValue-macro calls.
    */
    void Settings::setConfigValues()
    {
        SetConfigValue(dataPath_, "../../media/").description("Relative path to the game data.").callback(this, &Settings::dataPathChanged);
    }

    /**
    @brief
        Callback function if the datapath has changed.
    */
    void Settings::dataPathChanged()
    {
        if (dataPath_ != "" && dataPath_[dataPath_.size() - 1] != '/')
        {
            ModifyConfigValue(dataPath_, set, dataPath_ + "/");
        }

        if (dataPath_ == "")
        {
            ModifyConfigValue(dataPath_, set, "/");
            COUT(2) << "Warning: Data path set to \"/\", is that really correct?" << std::endl;
        }

        LuaBind::getInstance()->setIncludePath(this->dataPath_);
    }

    /**
    @brief
        Temporary sets the data path
    @param path
        The new data path
    */
    void Settings::_tsetDataPath(const std::string& path)
    {
        ModifyConfigValue(dataPath_, tset, path);
    }

}