/**
  * Websocket C++ API for building control unit
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Ehrlicher, SLSE, 2017-01-30
  */

#include "json_api.h"
#include "web_socket_handler.h"
#include "web_socket_telegrams.h"
#include <QWebSocket>
#include <QtGlobal>

namespace BuildingControlUnit
{
namespace Json
{
Api::Api(QObject *parent)
  : QObject(parent)
  , m_webSocketHandler(new WebSocketHandler(this))
  , m_logger(getLogger("Json.Api"))
{
  connect(m_webSocketHandler, &WebSocketHandler::telegramReceived,
          this, &Api::onTelegramReceived);
  connect(m_webSocketHandler, &WebSocketHandler::webSocketConnected,
          this, &Api::webSocketConnected);
}

bool Api::init(quint16 listenPort)
{
  return m_webSocketHandler->init(listenPort);
}

void Api::onHitResult(const HitResult &hitResult, const QMap<int, ContaminationState> &contaminationStates, bool playSound)
{
  Q_UNUSED(playSound);
  sendHitResult(hitResult, contaminationStates, nullptr);
}

void Api::sendHitResult(const HitResult &hitResult, const QMap <int, ContaminationState> &contaminationStates, QWebSocket *ws)
{
  Telegrams::HitResult tele;
  tele.timestamp = hitResult.effectTimeMSec;
  tele.hitResult.sensorId = hitResult.sensorId;
  tele.hitResult.originatorId = hitResult.originatorId;
  tele.hitResult.originatorType = hitResult.originatorType;
  tele.hitResult.chargeTypeId = hitResult.chargeTypeId;
  tele.hitResult.damagePercentOld = hitResult.damagePercentOld;
  tele.hitResult.damagePercentNew = hitResult.damagePercentNew;
  tele.hitResult.effectSoundId = hitResult.effectSoundId;
  tele.hitResult.damageState = hitResult.damageState;
  tele.hitResult.rooms.reserve(hitResult.rooms.size());
  for (const HitRoom &hr : hitResult.rooms)
  {
    Telegrams::HitResult::HitRoomInfo hri;
    hri.roomId = hr.roomId;
    hri.damagePercent = hr.damagePercent;
    hri.remainingEffectPercent = hr.remainingEffectPercent;
    hri.fortifyFactor = hr.fortifyFactor;
    if (hr.directHit)
      tele.hitResult.hitOnRoomId = hr.roomId;
    tele.hitResult.rooms += hri;
  }
  for (const auto &cs : contaminationStates)
  {
    Telegrams::HitResult::ContaminationStateInfo csi;
    csi.aesId = cs.aesId;
    csi.rooms = cs.rooms;
    tele.hitResult.contaminations += csi;
  }

  DEBUG_LOG(m_logger) << LOGFUNCTION << ", tele = " << tele.toJson();

  m_webSocketHandler->sendTelegram(&tele, ws);
}

void Api::onBsmState(const QVector<BSM::BsmState> &bsmStates)
{
  sendBsmState(bsmStates, nullptr);
}

void Api::onRelayState(const RelayState &relayState)
{
  sendRelayState(relayState.hostname, relayState.stateTime, relayState.offlineTime, relayState.relayStates, nullptr);
}

void Api::sendBsmState(const QVector<BSM::BsmState> &bsmStates, QWebSocket *ws)
{
  Telegrams::BsmState tele;
  tele.timestamp = QDateTime::currentMSecsSinceEpoch();
  tele.bsmStates.reserve(bsmStates.size());
  Telegrams::BsmState::BsmStateInfo bsi;
  for (const BSM::BsmState &state : bsmStates)
  {
    bsi.connected = state.bConnected;
    bsi.hostname = state.hostname;
    bsi.id = state.id;
    bsi.port = state.port;
    bsi.versionInfo = state.versionInfo;
    tele.bsmStates += bsi;
  }
  m_webSocketHandler->sendTelegram(&tele, ws);
}

void Api::sendRelayState(const QString &segment,
                         const qint64 stateTime,
                         const qint64 offlineTime,
                         const QVector<RelayStateInfo> &relayStates,
                         QWebSocket *ws)
{
  Telegrams::RelayState tele;
  tele.segment = segment;
  tele.stateTime = stateTime;
  tele.offlineTime = offlineTime;
  Telegrams::RelayState::RelayStateInfo rsi;
  for (const RelayStateInfo &state : relayStates)
  {
    rsi.id = state.id;
    rsi.state = state.state;
    tele.relayStates += rsi;
  }
  m_webSocketHandler->sendTelegram(&tele, ws);
}

void Api::sendEffectOverrides(const QString &segment,
                         const qint64 stateTime,
                         const qint64 offlineTime,
                         const QVector<BcuEffectState> &effectOverrides,
                         QWebSocket *ws)
{
  Telegrams::EffectOverride tele;
  tele.segment = segment;
  tele.stateTime = stateTime;
  tele.offlineTime = offlineTime;
  Telegrams::EffectOverride::OverrideInfo rsi;
  for (const BcuEffectState &state : effectOverrides)
  {
    rsi.id = state.id;
    rsi.effectOverride = state.effectOverride;
    tele.overrides += rsi;
  }
  m_webSocketHandler->sendTelegram(&tele, ws);
}


void Api::onTelegramReceived(const std::shared_ptr<Telegrams::BaseTelegram> &tele)
{
  DEBUG_LOG(m_logger) << "tele->telegramId(): " << tele->telegramId();

  if (tele->telegramId() == Telegrams::SetDamageState::telegramId())
  {
    Telegrams::SetDamageState *sds = static_cast<Telegrams::SetDamageState *>(tele.get());
    emit damageStateRequest(sds->originatorId, sds->damageState, sds->roomIds);
    return;
  }

  if (tele->telegramId() == Telegrams::ResetContaminationState::telegramId())
  {
    emit resetContaminationRequest();
    return;
  }

  if (tele->telegramId() == Telegrams::SetContaminationState::telegramId())
  {
    Telegrams::SetContaminationState *scs = static_cast<Telegrams::SetContaminationState *> (tele.get());
    emit setContaminationStateRequest(scs->contaminationStates);
    return;
  }

  if (tele->telegramId() == Telegrams::SetEffectStates::telegramId())
  {
    Telegrams::SetEffectStates *sff = static_cast<Telegrams::SetEffectStates *>(tele.get());
    QVector<BcuEffectState> val;
    val.reserve(sff->effectStates.size());
    for(const auto &fi : qAsConst(sff->effectStates))
    {
      BcuEffectState ff;
      ff.id = fi.id;
      ff.type = fi.type;
      ff.effectOverride = fi.effectOverride;
      val += ff;
    }
    emit setEffectStatesRequest(sff->segment, val);
    return;
  }
  if (tele->telegramId() == Telegrams::SwitchRelay::telegramId())
  {
    Telegrams::SwitchRelay *sff = static_cast<Telegrams::SwitchRelay *>(tele.get());

    emit switchRelayRequest(sff->segment, sff->switchRelayValues);
    return;
  }

  if (tele->telegramId() == Telegrams::SetFortifyFactor::telegramId())
  {
    Telegrams::SetFortifyFactor *sff = static_cast<Telegrams::SetFortifyFactor *>(tele.get());
    QVector<FortifyInfo> val;
    val.reserve(sff->fortifyFactors.size());
    for(const auto &fi : qAsConst(sff->fortifyFactors))
    {
      FortifyInfo ff;
      ff.roomId = fi.roomId;
      ff.fortifyFactor = fi.fortifyFactor;
      val += ff;
    }
    emit setFortifyFactorRequest(sff->originatorId, val);
    return;
  }
  if (tele->telegramId() == Telegrams::RelayState::telegramId())
  {
    Telegrams::RelayState *sff = static_cast<Telegrams::RelayState *>(tele.get());
    QVector<RelayStateInfo> val;
    val.reserve(sff->relayStates.size());
    for(const auto &fi : qAsConst(sff->relayStates))
    {
      RelayStateInfo ff;
      ff.id = fi.id;
      ff.state = fi.state;
      val += ff;
    }
    emit relayStatesRequest(sff->segment, val);
    return;
  }

  if (tele->telegramId() == Telegrams::BsmTriggerFlashlight::telegramId())
  {
    Telegrams::BsmTriggerFlashlight *btf = static_cast<Telegrams::BsmTriggerFlashlight *>(tele.get());
    emit bsmTriggerFlashlightRequest(btf->sensorId, btf->hostname, btf->numberOfFlashes, btf->pauseBetweenFlashesSec);
    return;
  }
  if (tele->telegramId() == Telegrams::CentralEffectSimulationHit::telegramId())
  {
    Telegrams::CentralEffectSimulationHit *cesHit = static_cast<Telegrams::CentralEffectSimulationHit*>(tele.get());
    emit centralEffectSimulationHit(cesHit->effectTimeMSec, cesHit->chargeTypeId,
                                    cesHit->destructiveFactor, cesHit->penetrationFactor,
                                    cesHit->aesId,
                                    LtsUtils::QPoint3D(cesHit->relPosition.x, cesHit->relPosition.y, cesHit->relPosition.z),
                                    cesHit->properties);
    return;
  }
  if (tele->telegramId() == Telegrams::CentralEffectSimulationHit3D::telegramId())
  {
    Telegrams::CentralEffectSimulationHit3D *cesHit = static_cast<Telegrams::CentralEffectSimulationHit3D*>(tele.get());
    emit centralEffectSimulationHit3D(cesHit->effectTimeMSec, cesHit->chargeTypeId,
                                      cesHit->destructiveFactor, cesHit->penetrationFactor,
                                      cesHit->aesId,
                                      LtsUtils::QPoint3D(cesHit->impactPosition.x, cesHit->impactPosition.y, cesHit->impactPosition.z),
                                      LtsUtils::QPoint3D(cesHit->detonationLocation.x, cesHit->detonationLocation.y, cesHit->detonationLocation.z),
                                      cesHit->detonationDistance,
                                      cesHit->properties);
    return;
  }
  if (tele->telegramId() == Telegrams::DebugSimulateBSMHit::telegramId())
  {
    Telegrams::DebugSimulateBSMHit *bsmHit = static_cast<Telegrams::DebugSimulateBSMHit*>(tele.get());
    qint64 effectTimeMSec = bsmHit->effectTimeMSec ? bsmHit->effectTimeMSec : QDateTime::currentMSecsSinceEpoch();
    emit simulateBSMHit(effectTimeMSec, bsmHit->sensorId, bsmHit->originatorId, bsmHit->chargeTypeId, bsmHit->deposition1, bsmHit->deposition2);
    return;
  }
  if (tele->telegramId() == Telegrams::GetBsmConfiguration::telegramId())
  {
    Telegrams::GetBsmConfiguration *tel = static_cast<Telegrams::GetBsmConfiguration*>(tele.get());
    emit getBsmConfiguration(tel->sensorId);
    return;
  }
  if (tele->telegramId() == Telegrams::GetBsmBitTimeout::telegramId())
  {
    Telegrams::GetBsmBitTimeout *tel = static_cast<Telegrams::GetBsmBitTimeout*>(tele.get());
    emit getBsmBitTimeout(tel->sensorId);
    return;
  }
  if (tele->telegramId() == Telegrams::GetBsmTechnicalStatus::telegramId())
  {
    Telegrams::GetBsmTechnicalStatus *tel = static_cast<Telegrams::GetBsmTechnicalStatus*>(tele.get());
    emit getBsmTechnicalStatus(tel->sensorId);
    return;
  }
  WARNING_LOG(m_logger) << "Received unhandled telegram " << tele->telegramId();
}


} // namespace Json
} // namespace BuildingControlUnit