/**
  * MainHandler for Buildings
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Ehrlicher, SLSE, 2016-04-14
  */

#include "main_handler.h"
#include "settings.h"
#include <Core/pacemaker.h>
#include <AssetManagement/asm_dtc.h>
#include <QObject>

namespace Buildings
{
MainHandler::MainHandler(QObject *parent)
  : QObject(parent)
  , m_logger(getLogger("MainHandler"))
{}

MainHandler::~MainHandler()
{
  m_bcHandler = nullptr;
  m_ismHandler = nullptr;
  m_pdmHandler = nullptr;
  m_ppmHandler = nullptr;
  m_ddsHandler = nullptr;
  m_dbHandler = nullptr;
  m_relayInfoHandler = nullptr;
  m_webSocketHandler = nullptr;
}

bool MainHandler::init(int domainId, int exerciseId)
{
  bool bRet = initInternal(domainId, exerciseId);


  DEBUG_LOG(m_logger) << "WebSocketInterfaceHandler initialized Port=" << m_webSocketHandler->listenPort();
  m_ddsHandler->pacemaker()->addPort(m_webSocketHandler->listenPort(), Core::PortType::WebSocketServer);

  if (bRet)
  {
    DEBUG_LOG(m_logger) << "svcBuildings successfully initialized";
    m_ddsHandler->pacemaker()->setNewState(Core::RunningState::Running);
  }
  else
  {
    ERROR_LOG(m_logger) << "Error initializing svcBuildings...";
    if (m_ddsHandler && m_ddsHandler->pacemaker())
      m_ddsHandler->pacemaker()->setNewState(Core::RunningState::StartingError);
  }
  return bRet;
}

bool MainHandler::initInternal(int domainId, int exerciseId)
{
  INFO_LOG(m_logger) << "MainHandler::init domainId = " << domainId
                      << " exerciseId = " << exerciseId;

  m_dbHandler = std::make_shared<DbHandler>();
  if (!m_dbHandler->init(exerciseId, Settings::settings()))
  {
    ERROR_LOG(m_logger) << "Could not init DbHandler";
    return false;
  }
  INFO_LOG(m_logger) << "DbHandler initialized";

  // initialize DDS
  m_ddsHandler = std::make_shared<DdsHandler>(domainId, exerciseId);
  if (!m_ddsHandler->init())
    return false;

  m_ismHandler = std::make_shared<IsmHandler>(this);
  if (!m_ismHandler->init())
    return false;

  m_pdmHandler = std::make_shared<PdmHandler>(this);

  m_bcHandler = std::make_shared<BuildingControlHandler>(this);
  if (!m_bcHandler->init())
    return false;

  m_ppmHandler = std::make_shared<PpmHandler>(this);
  if (!m_ppmHandler->init())
    return false;

  m_relayInfoHandler = std::make_shared<RelayInfoHandler>(this);
  if (!m_relayInfoHandler->init())
    return false;

  // WebSocketServer
  m_webSocketHandler = std::make_shared<WebSocketHandler>(m_bcHandler,this);

  if (!m_webSocketHandler->init(Settings::getWebSocketServerPortRange(1)))
    return false;

  QObject::connect(m_ismHandler.get(), &IsmHandler::buildingChanged,
                   m_bcHandler.get(), &BuildingControlHandler::onBuildingChanged);
  QObject::connect(m_ismHandler.get(), &IsmHandler::buildingRemoved,
                   m_bcHandler.get(), &BuildingControlHandler::onBuildingRemoved);
  QObject::connect(m_ismHandler.get(), &IsmHandler::setEffectStates,
                   m_bcHandler.get(), &BuildingControlHandler::setEffectStates);

  m_asmDtc = AssetManagement::Interface::Dtc::create(ddsHandler()->ddsConnector());

  auto cbRelayInfos = [this](const AssetManagement::RelayInfo & c)
  {
    m_bcHandler->onRelayInfoChanged(c, DataModification::eAdded);
  };

  m_asmDtc->waitForHistoricalDataRelayInfo();
  m_asmDtc->relayInfos(cbRelayInfos);

  QObject::connect(m_asmDtc.get(), &AssetManagement::Interface::Dtc::relayInfoChanged,
                   m_bcHandler.get(), &BuildingControlHandler::onRelayInfoChanged);

  return true;
}

int MainHandler::exerciseId() const
{
  return m_ddsHandler->ddsConnector()->getPartitionId();
}

std::shared_ptr<DatabaseInterface> MainHandler::db() const
{
  return m_dbHandler->db();
}


} // namespace Buildings