/**
  * Handle one climate sensor
  * Requests for climate sensor data in an given interval.
  * All data will be send by signal/slot connection in case of data change.
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by hjl, SLSE, 2016-09-22
  */

#pragma once

#include <QTimer>

#include "tcpsocket.h"

namespace MeteoDataManagement
{
class TcpClimate final : public TcpSocket
{
  Q_OBJECT
public:
  explicit TcpClimate(QObject *parent = nullptr);

  /**
    * Connect to converter and starts reading sensor data
    * @param[in] converterIp   IP address of the RS232-LAN Converter
    * @param[in] climatePort   Port number of climate sensor on the RS232-LAN Converter
    */
  void start(const QString &converterIp, quint16 climatePort);

Q_SIGNALS:
  /**
    * Emits signal if data were changed
    */
  void sigClimateDataChanged(float pressure, float temperature, float humidity, bool climateOk);


protected Q_SLOTS:
  /**
    * Requests for new sensor data
    */
  void onSensorDataRequest();

  /**
    * Timeout for new sensor data request
    */
  void onRequestTimeout();

protected:
  /**
    * pure virtual function from TcpSocket to initialize the especially sensor device
    */
  void init() override;
  /**
    * pure virtual function from TcpSocket to to handle the especially sensor device data
    */
  void dataAvailable(const QByteArray &line) override;

  /**
    * Extract sensor data from given data line
    * @param[in] line          data line to be extacted
    * @return False if an error occurded, otherwise true;
   */
  bool extractDataFromLine(const QByteArray &line);

  /**
    * Extract especially value from given data line
    * @param[in] line          data line to be extracted
    * @param[in] startKey      extraction starts after startkey
    * @param[in] endKey        extraction stops before endkey
    * @param[in/out] retValue  reference to return value
    * @return False if an error occurded, otherwise true;
   */
  bool extractValueFromLine(const QByteArray &line, const QByteArray &startKey, const QByteArray &endKey, float &retValue);



  QTimer *m_requestTimer;          ///< Request Interval in msec
  QTimer *m_requestTimeoutTimer;   ///< Request Timeout in mse
  float m_pressure;                ///< pressure in hPa
  float m_temperature;             ///< temperature in Grad C
  float m_humidity;                ///< humidity in %
  bool  m_dataChanged;             ///< if true, sensor data were changed

};
} // namespace MeteoDataManagement