/**
  * @RDE_HEADER@
  * RtProfileObserver
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Patric Karwat, SLSE, 2016-08-17
  */

#include "rt_profile_observer.h"
#include <AudioVideoManagement/ava_session.h>
#include <AudioVideoManagement/ava_control.h>
#include <AudioVideoManagement/avm_dtc.h>
#include <LtsUtilsCore/data_modification_enum.h>
#include <QMap>


namespace AudioVideoManagement
{

RtProfileObserver::RtProfileObserver(Interface::Dtc *dtc, AvaSession *avaSession, RtState *rtState, int exerciseId, int operatorId)
  : m_exerciseId(exerciseId)
  , m_operatorId(operatorId)
  , m_dtc(dtc)
  , m_avaSession(avaSession)
  , m_avaControl(avaSession->control())
  , m_rtState(rtState)
{
  Q_ASSERT(dtc);
  Q_ASSERT(avaSession);
  Q_ASSERT(rtState);

  connect(m_avaSession, &AvaSession::sessionEstablished, this, &RtProfileObserver::onSessionEstablished);
  connect(m_dtc, &Interface::Dtc::tvcConfigChanged, this, &RtProfileObserver::onTvcConfigChanged);
  connect(m_dtc, &Interface::Dtc::cnrConfigChanged, this, &RtProfileObserver::onCnrConfigChanged);
  connect(m_dtc, &Interface::Dtc::cnrTvcProfileChanged, this, &RtProfileObserver::onCnrTvcProfileChanged);

  m_profile = getProfile();

  if (m_avaSession->isEstablished())
    onSessionEstablished();
}

void RtProfileObserver::onSessionEstablished()
{
  loadVoiceRadioCommunicationMenu();
}

void RtProfileObserver::loadVoiceRadioCommunicationMenu()
{
  m_avaControl->setRtProfile(m_rtState, defaultRtChannels());
}

void RtProfileObserver::onCnrConfigChanged(const CnrConfig &cnrConfig, DataModification modType)
{
  if (modType != DataModification::eModified)
    return;
  if (!isInProfile(cnrConfig))
    return;
  m_avaControl->changeRtProfileCircuitName(m_rtState, {RadioSystem::Cnr, cnrConfig.id(), cnrConfig.radioCircuit()});
}

void RtProfileObserver::onTvcConfigChanged(const TvcConfig &tvcConfig, DataModification modType)
{
  if (modType != DataModification::eModified)
    return;
  if (!isInProfile(tvcConfig))
    return;
  m_avaControl->changeRtProfileCircuitName(m_rtState, {RadioSystem::Tvc, tvcConfig.id(), tvcConfig.radioCircuit()});
}

void RtProfileObserver::onCnrTvcProfileChanged(const CnrTvcProfile &profile, DataModification modType)
{
  Q_UNUSED(modType);

  if (profile.exerciseId() != m_exerciseId || profile.operatorId() != m_operatorId)
    return;

  switch (modType)
  {
  case DataModification::eAdded:
  case DataModification::eModified:
    m_profile = profile;
    break;
  case DataModification::eRemoved:
    m_profile.reset();
    break;
  default:
    Q_ASSERT(false);
  }

  loadVoiceRadioCommunicationMenu();
}

QVector<RtState::RadioCircuit> RtProfileObserver::defaultRtChannels() const
{
  if (!m_profile)
    return {};

  const QMap<int, CnrConfig> cnrcs = m_dtc->cnrConfigs();
  const QMap<int, TvcConfig> tvccs = m_dtc->tvcConfigs();

  QVector<RtState::RadioCircuit>   rtChannels;
  rtChannels.reserve(m_profile->data().size());
  for (const auto &cnrTvcProfileData : m_profile->data())
  {
    std::string   circuitName;
    if (cnrTvcProfileData.radioSystemId() == RadioSystem::Cnr)
      circuitName = cnrcs.value(cnrTvcProfileData.radioCircuitId()).radioCircuit();
    else
      circuitName = tvccs.value(cnrTvcProfileData.radioCircuitId()).radioCircuit();

    rtChannels.push_back({cnrTvcProfileData.radioSystemId(), cnrTvcProfileData.radioCircuitId(), circuitName});
  }

  return rtChannels;
}

boost::optional<CnrTvcProfile> RtProfileObserver::getProfile() const
{
  boost::optional<CnrTvcProfile>   foundProfile;
  std::function<bool(const CnrTvcProfile &profile)>   forUserInExercise = [this, &foundProfile] (const CnrTvcProfile &profile)
  {
    if (profile.exerciseId() != m_exerciseId || profile.operatorId() != m_operatorId)
      return false;
    foundProfile = profile;
    return true;
  };

  m_dtc->cnrTvcProfiles(forUserInExercise);
  return foundProfile;
}

bool RtProfileObserver::isInProfile(const CnrConfig &cnrConfig) const
{
  return isInProfile(RadioSystem::Cnr, cnrConfig.id());
}

bool RtProfileObserver::isInProfile(const TvcConfig &tvcConfig) const
{
  return isInProfile(RadioSystem::Tvc, tvcConfig.id());
}

bool RtProfileObserver::isInProfile(RadioSystem radioSystem, int32_t id) const
{
  if (!m_profile)
    return false;

  for (const auto &cnrTvcProfileData : m_profile->data())
    if (cnrTvcProfileData.radioSystemId() == radioSystem && cnrTvcProfileData.radioCircuitId() == id)
      return true;

  return false;
}

} //namespace AudioVideoManagement