/**
  * DdsHandler for HighLevelArchitecture
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Ehrlicher, SLSE, 2017-04-07
  */

#include "dds_handler.h"

#include <DDS/Core/pacemaker.h>
#include <DDS/DTS/generic_dts_impl.h>

namespace HighLevelArchitecture
{

DdsHandler::DdsHandler(int domainId, int exerciseId)
  : m_ddsConnector(new DDSConnector::DdsConnector(domainId, IDL::PartitionType::Exercise, exerciseId))
  , m_exerciseHasHlaConnection(false)
  , m_logger(getLogger("DdsHandler"))
{
  DEBUG_LOG(m_logger) << "DdsHandler(" << domainId << ") for partition: " << m_ddsConnector->getDefaultPartition();
}

DdsHandler::~DdsHandler()
{
  m_dtcExm = nullptr;
  m_pacemaker = nullptr;
  m_ddsConnector = nullptr;
}

bool DdsHandler::init(const QStringList &qosFileList)
{
  if (!m_ddsConnector->init(qosFileList))
  {
    ERROR_LOG(m_logger) << "Error initializing dds connections - aborting";
    return false;
  }

  // default initialize Publisher and Subscriber
  m_ddsConnector->initPublisherSubscriber();

  m_pacemaker = std::make_shared<Core::Pacemaker>(m_ddsConnector);

  m_dtcExm = ExerciseManagement::Interface::Dtc::create(m_ddsConnector);
  connect(m_dtcExm.get(), &ExerciseManagement::Interface::Dtc::exerciseChanged,
          this, &DdsHandler::onExerciseChanged);
  m_dtcExm->enableExercise();

  return true;
}

void DdsHandler::onExerciseChanged(const ExerciseManagement::Exercise &ex, DataModification modType)
{
  if (modType == DataModification::eRemoved)
    return;
  if (ex.id() != m_ddsConnector->getPartitionId())
    return;
  if (m_exerciseHasHlaConnection == ex.hasHlaInterface())
    return;
  m_exerciseHasHlaConnection = ex.hasHlaInterface();
  emit exerciseHlaStateChanged(m_exerciseHasHlaConnection);
}

} // namespace HighLevelArchitecture