/*
 * UserListDiffUploadRequestHandler.cpp
 *
 * Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License along
 * with this program. If not, see <http://www.gnu.org/licenses/>.
 */

#include "UserListDiffUploadRequestHandler.h"
#include "../UserListManager.h"
#include "../Util.h"

#include <boost/date_time/posix_time/posix_time.hpp>

namespace Mad {
namespace Modules {
namespace UserListManager {
namespace RequestHandlers {

void UserListDiffUploadRequestHandler::handlePacket(boost::shared_ptr<const Common::XmlData> packet) {
  if(packet->getType() == "Cancel") {
    Common::XmlData ret;
    ret.setType("OK");
    sendPacket(ret);

    signalFinished();
    return;
  }
  else if(packet->getType() != "UploadUserListDiff") {
    getApplication()->log(Core::Logger::LOG_ERROR, "Received an unexpected packet.");

    Common::XmlData ret;
    ret.setType("Error");
    ret.set("ErrorCode", Core::Exception::UNEXPECTED_PACKET);

    sendPacket(ret);

    signalFinished();
    return;
  }

  if(!getConnection()->isAuthenticated())
    throw(Core::Exception(Core::Exception::PERMISSION));

  if(name.empty()) { // Request
    name = packet->get<const std::string&>("name");

    if(name.empty())
      name = boost::posix_time::to_simple_string(boost::posix_time::second_clock::universal_time());

    Common::XmlData ret;
    ret.setType("Continue");
    ret.set("exists", userListManager->existsUserListDiff(name));
    sendPacket(ret);
  }
  else { // Upload
    boost::shared_ptr<UserListDiff> diff = Util::deserializeUserListDiff(packet.get());
    userListManager->storeUserListDiff(name, diff.get());

    Common::XmlData ret;
    ret.setType("OK");
    sendPacket(ret);

    signalFinished();
  }
}

}
}
}
}