/**
  * @RDE_HEADER@
  * Websocket interface for ADLER WebsocketSimulator
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Patric Karwat, ESZS, 2025-03-03
  */

#include "awss_websocket_interface.h"

namespace AdlerWebSocketSimulator {

WebSocketInterface::WebSocketInterface(QObject *parent)
  : QObject{parent}
  , m_logger(getLogger("WebSocketInterface"))
{
  m_socket = new QWebSocket();
  connect(m_socket, &QWebSocket::textMessageReceived, this, &WebSocketInterface::onTextMessageRecived);
  connect(m_socket, &QWebSocket::connected, this, &WebSocketInterface::onConnected);
  connect(m_socket, &QWebSocket::disconnected, this, &WebSocketInterface::onDisconnected);
  connect(m_socket, QOverload<QAbstractSocket::SocketError>::of(&QWebSocket::error), this, &WebSocketInterface::onError);
}

void WebSocketInterface::reset()
{
  m_socket->close();
  m_hostname.clear();
  m_partyId = 0;
  m_partyName.clear();
  m_awss_state = AWSS_STATE::Unconnected;
}

void WebSocketInterface::requestServicePortInformation()
{
  emit statusMessage(tr("Start Service Information Request"));
  m_socket->sendTextMessage(QStringLiteral("{\"type\": \"servicePortsInformationRequest\",\"uuid\": \"%s\"}").arg(QUuid::createUuid().toString()));
  m_awss_state = AWSS_STATE::RequestServicePorts;

}

void WebSocketInterface::requestExcerciseInformation()
{
  emit statusMessage(tr("Start Excercise Information Request"));
  m_awss_state = AWSS_STATE::RequestExerciseInformation;
  m_socket->sendTextMessage(QStringLiteral("{\"type\": \"exerciseInformationRequest\",\"uuid\": \"%1\"}").arg(QUuid::createUuid().toString()));

}

void WebSocketInterface::requestPartyInformation()
{
  emit statusMessage(tr("Start Party Information Request"));
  m_awss_state = AWSS_STATE::RequestPartyInformation;
  m_socket->sendTextMessage(QStringLiteral("{\"type\": \"partyBaseData\",\"uuid\": \"%1\"}").arg(QUuid::createUuid().toString()));
}

void WebSocketInterface::connectToServer(const QString servername, int port, int saaId)
{
  emit statusMessage(tr("Connecting to ServiceManagement on %1 : %2  for SAA%3").arg(servername).arg(port, saaId));
  if (m_socket->state() != QAbstractSocket::UnconnectedState)
    m_socket->close();
  m_hostname = servername;
  m_port = port;
  m_saaId = saaId;
  QUrl url = QUrl(QLatin1String("ws://") + servername + QLatin1Char(':') + QString::number(port));
  m_socket->open(url);
  m_awss_state = AWSS_STATE::ConnectToServer;
}

void WebSocketInterface::connectToExerciseManagement(int port)
{
  emit statusMessage(tr("Connecting to ExcerciseManagement on %1 : %2 ").arg(m_hostname).arg(port));
  m_socket->close();
  m_port = port;
  QUrl url = QUrl(QLatin1String("ws://") + m_hostname + QLatin1Char(':') + QString::number(port));
  m_awss_state = AWSS_STATE::ConnectToExerciseManagement;

  m_socket->open(url);
}

void WebSocketInterface::connectToParticipantManagement(int port)
{
  emit statusMessage(tr("Connecting to ParticimantManagement on %1 : %2 ").arg(m_hostname).arg(port));
  m_socket->close();
  m_port = port;
  QUrl url = QUrl(QLatin1String("ws://") + m_hostname + QLatin1Char(':') + QString::number(port));
  m_awss_state = AWSS_STATE::ConnectToParticipantManagement;

  m_socket->open(url);
}

void WebSocketInterface::connectToProxy(int port, int partyId, const QString &partyName)
{
  emit statusMessage(tr("Connecting to Proxy on %1 : %2  for party: %3").arg(m_hostname).arg(port).arg(partyName));
  m_socket->close();
  m_port = port;
  m_partyId = partyId;
  m_partyName = partyName;
  QUrl url = QUrl(QLatin1String("ws://") + m_hostname + QLatin1Char(':') + QString::number(port));
  m_awss_state = AWSS_STATE::ConnectToProxy;
  m_socket->open(url);

}

void WebSocketInterface::sendToProxy(const QString &message)
{
  if (m_socket->state() != QAbstractSocket::ConnectedState)
    return;
  m_socket->sendTextMessage(message);
}

void WebSocketInterface::sendFlugbahndaten(QString uuid)
{
  AdlerJson::ExFlugbahndaten req;
  NOTICE_LOG(m_logger) << "WebSocketInterface::sendFlugbahndaten uuid=" << uuid;
  GenerateTelegrams::addHeaderData(req, m_saaId);
  GenerateTelegrams::generateFlugbahndaten(req);
  req.referenceUuid = uuid;

  QJsonObject messageObj =req.toJson();
  QString message = QString::fromUtf8(QJsonDocument(messageObj).toJson());
  sendToProxy(message);
}


void WebSocketInterface::onTextMessageRecived(const QString &message)
{
  switch (m_awss_state)
  {
  case AWSS_STATE::RequestServicePorts:
    emit statusMessage(tr("Recieved Service Ports"));
    emit gotServiceData(message);
    break;
  case AWSS_STATE::RequestExerciseInformation:
    emit statusMessage(tr("Recieved Exercise Information"));
    emit gotExerciseData(message);
    break;
  case AWSS_STATE::RequestPartyInformation:
    emit statusMessage(tr("Recieved Party Information"));
    emit gotPartyData(message);
    break;
  case AWSS_STATE::ConnectedToProxy:
    emit statusMessage(tr("Recieved Message"));
    emit proxyMessage(message);
    //emit gotPartyData(message);
  default:
    break;
  }


  QJsonDocument jsonDoc = QJsonDocument::fromJson(message.toUtf8());
  const QJsonObject jsonObj = jsonDoc.object();
  if ( jsonObj.contains(QStringLiteral("type")))
    if ( jsonObj.value(QStringLiteral("type")) == QStringLiteral("EX-Flugbahnberechnung"))
    {
      DEBUG_LOG(m_logger) << "type=" << jsonObj.value(QStringLiteral("type")).toString();
      DEBUG_LOG(m_logger) << "reciver=" << jsonObj.value(QStringLiteral("reciver")).toString();
      DEBUG_LOG(m_logger) << "sender=" << jsonObj.value(QStringLiteral("sender")).toString();
      DEBUG_LOG(m_logger) << "timestamp=" << jsonObj.value(QStringLiteral("timestamp")).toString();
      DEBUG_LOG(m_logger) << "uuid=" << jsonObj.value(QStringLiteral("uuid")).toString();


      DEBUG_LOG(m_logger) << "Sende Flugbahndaten";
      if ( !jsonObj.contains(QStringLiteral("uuid")))
      {
        DEBUG_LOG(m_logger) << "No uuid available"
                            << ", message=" << message;
        return;
      }
      QString uuid = jsonObj.value(QStringLiteral("uuid")).toString();
      sendFlugbahndaten(uuid);
    }

  DEBUG_LOG(m_logger) << "Received Message from WebSocket: "
                      << ", port :" << m_port
                      << ", message : " << message;
}

void WebSocketInterface::onConnected()
{
  switch (m_awss_state)
  {
  case AWSS_STATE::ConnectToServer:
  {
    m_awss_state = AWSS_STATE::ConnectedToServer;
    DEBUG_LOG(m_logger) << "ConnectedToServer";
    emit statusMessage(tr("Connected To ServiceManagement"));
    requestServicePortInformation();
    break;
  }
  case AWSS_STATE::ConnectToExerciseManagement:
  {
    m_awss_state = AWSS_STATE::ConnectedToExerciseManagement;
    DEBUG_LOG(m_logger) << "ConnectedToExercise";
    emit statusMessage(tr("Connected To ExerciseManagement for Exercise"));
    requestExcerciseInformation();
    break;
  }
  case AWSS_STATE::ConnectToParticipantManagement:
  {
    m_awss_state = AWSS_STATE::ConnectedToParticipantManagement;
    DEBUG_LOG(m_logger) << "ConnectedToParticipantManagement";
    emit statusMessage(tr("Connected To ParticipantManagement for Exercise"));
    requestPartyInformation();
    break;
  }
  case AWSS_STATE::ConnectToProxy:
  {
    emit statusMessage(tr("Connected To Exercise Proxy for party: %1").arg(m_partyName));
    m_awss_state = AWSS_STATE::ConnectedToProxy;
    DEBUG_LOG(m_logger) << "ConnectedToProxy";
    //TEST
    emit connectedToParty(m_partyId, m_partyName, m_saaId);
    break;
  }

  default:
    emit statusMessage(tr("Connected during wrong connection State"));

    DEBUG_LOG(m_logger) << "connected during wrong connection State";
    break;
  }
}

void WebSocketInterface::onReconnect()
{

  DEBUG_LOG(m_logger) << "Disconnected - current state: " << m_awss_state;


  switch (m_awss_state)
  {
  case AWSS_STATE::RequestServicePorts:
  case AWSS_STATE::ConnectedToServer:
  {
    m_awss_state = AWSS_STATE::ConnectToServer;
    emit statusMessage(tr("Try Recconect to ServiceManagement"));
    connectToServer(m_hostname, m_port, m_saaId);
    break;
  }
  case AWSS_STATE::ConnectedToExerciseManagement:
  case AWSS_STATE::RequestExerciseInformation:
  {
    m_awss_state = AWSS_STATE::ConnectToExerciseManagement;
    emit statusMessage(tr("Try Recconect to ExceriseManagement"));
    connectToExerciseManagement(m_port);
    break;
  }
  case AWSS_STATE::ConnectToParticipantManagement:
  case AWSS_STATE::RequestPartyInformation:
  {
    m_awss_state = AWSS_STATE::ConnectToParticipantManagement;

    emit statusMessage(tr("Try Recconect to ParticipantManagement"));
    connectToParticipantManagement(m_port);
    break;
  }
  case AWSS_STATE::ConnectToProxy:
  case AWSS_STATE::ConnectedToProxy:
  {
    m_awss_state = AWSS_STATE::ConnectToProxy;
    emit statusMessage(tr("Try Recconect to TrainingAreaBase Proxy for party:").arg(m_partyName));
    connectToProxy(m_port, m_partyId, m_partyName);
    break;
  }
  default:
    DEBUG_LOG(m_logger) << "Disconnected during wrong connection State";
    break;
  }
}

void WebSocketInterface::onDisconnected()
{
  DEBUG_LOG(m_logger) << "On DisConnect: " ;
  emit statusMessage(tr("Discconected "));
 // QTimer::singleShot(10000,this, &WebSocketInterface::onReconnect);
}

void WebSocketInterface::onError(QAbstractSocket::SocketError error)
{
  DEBUG_LOG(m_logger) << "On Error: " << error;
  emit statusMessage(tr("got Socket Error: %1").arg(error));
  QTimer::singleShot(10000,this, &WebSocketInterface::onReconnect);
  //onReconnect();
}

} //namespace AdlerWebSocketSimulator