/*
 * FSInfoRequestHandler.cpp
 *
 * Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
 *
 * 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 3 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, see <http://www.gnu.org/licenses/>.
 */

#include "FSInfoRequestHandler.h"
#include <Net/Exception.h>
#include "../Logger.h"

#include <boost/bind.hpp>

namespace Mad {
namespace Common {
namespace RequestHandlers {

void FSInfoRequestHandler::handlePacket(const XmlPacket &packet) {
  if(packet.getType() != "FSInfo") {
    Logger::log(Logger::ERROR, "Received an unexpected packet.");

    XmlPacket ret;
    ret.setType("Error");
    ret.add("ErrorCode", Net::Exception::UNEXPECTED_PACKET);

    sendPacket(ret);

    signalFinished();
    return;
  }

  // TODO Require authentication

  std::vector<SystemManager::FSInfo> fsInfo;

  XmlPacket ret;

  try {
    SystemManager::get()->getFSInfo(&fsInfo);

    ret.setType("OK");
    ret.addList("filesystems");

    for(std::vector<SystemManager::FSInfo>::const_iterator fs = fsInfo.begin(); fs != fsInfo.end(); ++fs) {
      ret["filesystems"].addEntry();
      XmlPacket::Entry &entry = ret["filesystems"].back();

      entry.add("name", fs->fsName);
      entry.add("mountedOn", fs->mountedOn);
      entry.add("totalSize", fs->total);
      entry.add("usedSize", fs->used);
      entry.add("availableSize", fs->available);
    }
  }
  catch(Net::Exception e) {
    ret.setType("Error");
    ret.add("ErrorCode", e.getErrorCode());
    ret.add("SubCode", e.getSubCode());
    ret.add("SubSubCode", e.getSubSubCode());
    ret.add("Where", e.getWhere());
  }

  sendPacket(ret);
  signalFinished();
}

}
}
}