/* vim:set ts=4 sw=4 sts=4 et cindent: */
/*
 * nanodc - The ncurses DC++ client
 * Copyright © 2005-2006 Markus Lindqvist <nanodc.developer@gmail.com>
 *
 * 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.
 *
 * Contributor(s):
 *  
 */

#include <iomanip>
#include <ui/status_hash.h>

namespace ui {

StatusHash::StatusHash():
    m_startBytes(0)
{
    set_name("hash");
    dcpp::TimerManager::getInstance()->addListener(this);
}

void StatusHash::update()
{
}

void StatusHash::on(dcpp::TimerManagerListener::Second, u_int32_t)
    throw()
{
    std::string file;
    int64_t bytes = 0;
    size_t files = 0;

    dcpp::HashManager::getInstance()->getStats(file, bytes, files);

    if(bytes == 0) {
        if(m_visible)
            display::StatusBar::get()->remove_item(get_name());
        m_visible = false;

        m_startBytes = 0;
    }
    else {
        if(!m_startBytes || m_startBytes < bytes) {
            dcpp::HashManager::getInstance()->getStats(file, m_startBytes, files);
            return;
        }

        double percent = static_cast<double>(m_startBytes-bytes)/static_cast<double>(m_startBytes);

        std::ostringstream oss;
        oss << std::setiosflags(std::ios::fixed)
            << std::setprecision(1)
            << percent*100 << "%%";

        set_text(oss.str());
        if(!m_visible) {
            display::StatusBar::get()->add_item(this, 1);
            m_visible = true;
        }
    }
}

StatusHash::~StatusHash()
{
    dcpp::TimerManager::getInstance()->removeListener(this);
}

} // namespace ui