/*
 * Deskflow -- mouse and keyboard sharing utility
 * Copyright (C) 2012-2016 Symless Ltd.
 * Copyright (C) 2003 Chris Schoeneman
 *
 * This package is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * found in the file LICENSE that should have accompanied this file.
 *
 * This package 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 "deskflow/ServerTaskBarReceiver.h"
#include "arch/Arch.h"
#include "base/IEventQueue.h"
#include "base/String.h"
#include "common/constants.h"
#include "mt/Lock.h"
#include "server/Server.h"

//
// ServerTaskBarReceiver
//

ServerTaskBarReceiver::ServerTaskBarReceiver(IEventQueue *events) : m_state(kNotRunning), m_events(events)
{
  // do nothing
}

ServerTaskBarReceiver::~ServerTaskBarReceiver()
{
  // do nothing
}

void ServerTaskBarReceiver::updateStatus(Server *server, const String &errorMsg)
{
  {
    // update our status
    m_errorMessage = errorMsg;
    if (server == NULL) {
      if (m_errorMessage.empty()) {
        m_state = kNotRunning;
      } else {
        m_state = kNotWorking;
      }
    } else {
      m_clients.clear();
      server->getClients(m_clients);
      if (m_clients.size() <= 1) {
        m_state = kNotConnected;
      } else {
        m_state = kConnected;
      }
    }

    // let subclasses have a go
    onStatusChanged(server);
  }

  // tell task bar
  ARCH->updateReceiver(this);
}

ServerTaskBarReceiver::EState ServerTaskBarReceiver::getStatus() const
{
  return m_state;
}

const String &ServerTaskBarReceiver::getErrorMessage() const
{
  return m_errorMessage;
}

const ServerTaskBarReceiver::Clients &ServerTaskBarReceiver::getClients() const
{
  return m_clients;
}

void ServerTaskBarReceiver::quit()
{
  m_events->addEvent(Event(Event::kQuit));
}

void ServerTaskBarReceiver::onStatusChanged(Server *)
{
  // do nothing
}

void ServerTaskBarReceiver::lock() const
{
  // do nothing
}

void ServerTaskBarReceiver::unlock() const
{
  // do nothing
}

std::string ServerTaskBarReceiver::getToolTip() const
{
  switch (m_state) {
  case kNotRunning:
    return deskflow::string::sprintf("%s:  Not running", kAppName);

  case kNotWorking:
    return deskflow::string::sprintf("%s:  %s", kAppName, m_errorMessage.c_str());

  case kNotConnected:
    return deskflow::string::sprintf("%s:  Waiting for clients", kAppName);

  case kConnected:
    return deskflow::string::sprintf("%s:  Connected", kAppName);

  default:
    return "";
  }
}
