/**
  * Convert internal gear and charge id to and from tas ids
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Ehrlicher, SLSE, 2016-04-14
  */

#include "ppm_handler.h"
#include "main_handler.h"

namespace Buildings
{
PpmHandler::PpmHandler(MainHandler *mainHandler)
  : m_mainHandler(mainHandler)
  , m_logger(getLogger("PpmHandler"))
{}

PpmHandler::~PpmHandler()
{}

bool PpmHandler::init()
{
  m_ppmDtc = ParticipantManagement::Interface::Dtc::create(m_mainHandler->ddsHandler()->ddsConnector());
  connect(m_ppmDtc.get(), &ParticipantManagement::Interface::Dtc::equipmentExerciseMappingChanged,
          this, &PpmHandler::onEquipmentExerciseMappingChanged);
  connect(m_ppmDtc.get(), &ParticipantManagement::Interface::Dtc::participantPositionChanged,
          this, &PpmHandler::onParticipantPositionChanged);
  if (!m_ppmDtc->enableEquipmentExerciseMapping())
  {
    ERROR_LOG(m_logger) << "Can not read equipment/exercise mappings from PPM";
    return false;
  }
  if (!m_ppmDtc->enableParticipantPosition())
  {
    ERROR_LOG(m_logger) << "Can not read ParticipantPositions from PPM";
    return false;
  }
  return true;
}

int PpmHandler::equipmentNumberToParticipantId(int equipmentNumber) const
{
  const int ret = m_equipmentNumber2ParticipantId.value(equipmentNumber, -1);
  if (ret < 0)
    WARNING_LOG(m_logger) << "Can not map equipment number " << equipmentNumber << " to a valid participant id - using -1";
  return ret;
}

ParticipantManagement::ParticipantPosition PpmHandler::participantPosition(int participantId) const
{
  return m_participantPositions.value(participantId);
}

void PpmHandler::onEquipmentExerciseMappingChanged(const ParticipantManagement::EquipmentExerciseMapping &data, DataModification modType)
{
  if (data.exerciseId() != m_mainHandler->exerciseId())
    return;

  m_equipmentNumber2ParticipantId.clear();
  switch (modType)
  {
  case DataModification::eAdded:
  case DataModification::eModified:
    for (const ParticipantManagement::Equipment2ParticipantId &e2p : data.mapping())
      m_equipmentNumber2ParticipantId[e2p.equipmentNumber()] = e2p.participantId();
    break;
  case DataModification::eRemoved:
    break;
  }
}

void PpmHandler::onParticipantPositionChanged(const ParticipantManagement::ParticipantPosition &data, DataModification modType)
{
  switch (modType)
  {
  case DataModification::eAdded:
  case DataModification::eModified:
    m_participantPositions[data.participantId()] = data;
    break;
  case DataModification::eRemoved:
    m_participantPositions.remove(data.participantId());
    break;
  }
}
} // namespace Buildings