/* hintdb.hh
 * This file belongs to Worker, a file manager for UN*X/X11.
 * Copyright (C) 2012 Ralf Hoffmann.
 * You can contact me at: ralf@boomerangsworld.de
 *   or http://www.boomerangsworld.de/worker
 *
 * 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 St, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef HINTDB_HH
#define HINTDB_HH

#include "wdefines.h"
#include "flagreplacer.hh"
#include "aguix/refcount.hh"
#include <string>
#include <map>
#include <vector>

class WConfig;

class HintDBFlagProducer : public FlagReplacer::FlagProducer
{
public:
    HintDBFlagProducer( WConfig &wconf );
    ~HintDBFlagProducer() {}
    std::string getFlagReplacement( const std::string &flag );
    bool hasFlag( const std::string &str );
private:
    WConfig &m_wconfig;
    std::map< std::string, std::string > m_cache;
};

class HintDB
{
public:
    HintDB( const std::string &file,
            WConfig &wconf );
    ~HintDB();

    std::string getNextHint();
private:
    void read_db();

    std::string m_file;
    WConfig &m_wconfig;
    std::shared_ptr< HintDBFlagProducer > m_flag_producer;
    std::shared_ptr< FlagReplacer > m_flag_replacer;
    std::vector< std::string > m_hint_db;
};

#endif
