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

#include "abstract_socket_handler.h"
#include "guez_nasat_telegrams.h"
#include "settings.h"
#include <QDateTime>
#include <QJsonDocument>

namespace GuezNasat
{
AbstractSocketHandler::AbstractSocketHandler(const char *loggerName, QObject *parent)
  : QObject(parent)
  , m_logger(getLogger(loggerName))
{}

void AbstractSocketHandler::setSimulationStatus(int nasatId, bool bActivateSimulation)
{
  NasatSimulationRequest req;
  req.aircraftId = nasatId;
  req.timestamp = QDateTime::currentSecsSinceEpoch();
  req.enableSimulation = bActivateSimulation;
  const QPointF pos = Settings::simulationPositionDegree();
  req.position.lon = pos.x();
  req.position.lat = pos.y();
  sendTelegram(&req);
}

bool AbstractSocketHandler::sendTelegram(const NasatBase *tele)
{
  if (!isConnected() || !tele)
    return false;

  QJsonObject obj;
  obj[QStringLiteral("data")] = tele->toJson();
  obj[QStringLiteral("type")] = tele->type();
  return sendTelegramInternal(QJsonDocument(obj).toJson(QJsonDocument::Compact));
}

void AbstractSocketHandler::textMessageReceived(const QByteArray &msg)
{
  if (msg.isEmpty())
  {
    ERROR_LOG(m_logger) << "Empty message received";
    return;
  }
  const QJsonObject obj = QJsonDocument::fromJson(msg).object();
  DEBUG_LOG(m_logger) << "incoming telegram: " << msg;

  const QJsonValue type = obj.value(QStringLiteral("type"));
  if (!type.isString())
  {
    ERROR_LOG(m_logger) << "Can not read type id: " << msg;
    return;
  }
  const QString typeStr = type.toString();
  const QJsonObject data = obj.value(QStringLiteral("data")).toObject();
  try
  {
    if (typeStr.compare(Constraints<NasatPosition>::type(), Qt::CaseInsensitive) == 0)
      emit positionReceived(NasatPosition::fromJson(data));
    else if (typeStr.compare(Constraints<NasatWeaponRelease>::type(), Qt::CaseInsensitive) == 0)
      emit weaponReleaseReceived(NasatWeaponRelease::fromJson(data));
    else if (typeStr.compare(Constraints<NasatNineLiner>::type(), Qt::CaseInsensitive) == 0)
      emit nineLinerReceived(NasatNineLiner::fromJson(data));
    else if (typeStr.compare(Constraints<NasatSimulationStatus>::type(), Qt::CaseInsensitive) == 0)
      emit simulationStatusReceived(NasatSimulationStatus::fromJson(data));
    else
      ERROR_LOG(m_logger) << "Got unknown json telegram: " << msg;
  }
  catch (const JsonException &ex)
  {
    ERROR_LOG(m_logger) << "Could not parse json telegram: " << msg
                        << ", error: " << ex.what();
  }
}

} // namespace GuezNasat