/**
 *  @file operator-logout.cc
 *  @brief  Implementation of the LOGOUT command
 *  @author Andreas Aardal Hanssen
 *  @date 2002-2005
 */

#include "convert.h"
#include "depot.h"
#include "iodevice.h"
#include "iofactory.h"
#include "mailbox.h"
#include "operators.h"
#include "recursivedescent.h"
#include "session.h"

#include <iostream>
#include <string>

using namespace Binc;

LogoutOperator::LogoutOperator() {}

LogoutOperator::~LogoutOperator() {}

const std::string LogoutOperator::getName() const
{
  return "LOGOUT";
}

Session::State LogoutOperator::getState() const
{
  return Session::State(Session::NONAUTHENTICATED | Session::AUTHENTICATED
                        | Session::SELECTED);
}

Operator::ProcessResult LogoutOperator::process(Depot &depot, Request &command)
{
  bincClient << "* BYE Binc IMAP shutting down" << std::endl;
  bincClient << command.getTag() << " OK LOGOUT completed" << std::endl;
  bincClient.flush();

#ifdef BINCIMAPD
  Mailbox *mailbox = 0;
  if ((mailbox = depot.getSelected()) != 0) {
    mailbox->closeMailbox();
    delete mailbox;
  }
#endif

  Session &session = Session::getInstance();
  session.setState(Session::LOGOUT);

  return Operator::ProcessResult::NOTHING;
}

Parser::ParseResult LogoutOperator::parse(Request &c_in, Parser &p)
{
  Session &session = Session::getInstance();

  if (c_in.getUidMode()) return Parser::ParseResult::REJECT;

  Parser::ParseResult res;
  if ((res = p.expectCRLF()) != Parser::ParseResult::ACCEPT) {
    session.setLastError("Expected CRLF");
    return res;
  }

  c_in.setName("LOGOUT");
  return Parser::ParseResult::ACCEPT;
}