Initial commit

Lts/Services/MeteoDataManagement/tcpwind.cpp

@@ -0,0 +1,175 @@
+/**
+  * Handle one wind sensor
+  * Requests for wind 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
+  */
+
+#include "tcpwind.h"
+#include "settings.h"
+#include "logger.h"
+
+namespace MeteoDataManagement
+{
+
+TcpWind::TcpWind(QObject *parent)
+  : TcpSocket("TcpWind", parent)
+  , m_requestTimer(new QTimer(this))
+  , m_requestTimeoutTimer(new QTimer(this))
+  , m_direction(0)
+  , m_speed(0)
+  , m_dataChanged(false)
+{
+  // m_logger geerbt aus TcpSocket
+  INFO_LOG(m_logger) << "CTOR  TcpWind... hat TcpSocket fuer connects initialisiert";
+
+  connect(m_requestTimer, &QTimer::timeout, this, &TcpWind::onSensorDataRequest);
+  connect(m_requestTimeoutTimer, &QTimer::timeout, this, &TcpWind::onRequestTimeout);
+
+}
+//-------------------------------------------------------------------
+
+void TcpWind::start(const QString &converterIp, quint16 windPort)
+{
+  INFO_LOG(m_logger) << "startTcpWind()  ... call function TcpSocket::start()";
+
+  TcpSocket::start(converterIp, windPort); // connect...
+  m_requestTimer->start(Settings::getRequstIntervalWindSensor());
+}
+//-------------------------------------------------------------------
+
+void TcpWind::init()
+{
+  // pure virtual function aus TcpSocket
+
+  // WS-425 Einstellungen: NEMA-Extended, PollMode, 9600,8,N,1
+  // Hier sind dann keine weiteren Einstellungen erforderlich.
+  // Nach PowerOn ist der WS betriebsbereit.
+}
+//-------------------------------------------------------------------
+
+void TcpWind::dataAvailable(const QByteArray &line)
+{
+  // pure virtual function aus TcpSocket
+
+  // Nur lines mit Wetterdaten behandeln
+  if (line.contains("PAMWV"))
+  {
+    m_requestTimeoutTimer->stop();
+
+    bool windOk = extractDataFromLine(line);
+
+    if (m_dataChanged)
+    {
+      m_dataChanged = false;
+      emit sigWindDataChanged(m_direction, m_speed, windOk);
+    }
+  }
+  else
+  {
+    DEBUG_LOG(m_logger) << "Other wind sensor data available  line: " << line ;
+    // ggf. andere Meldungen behandeln
+  }
+}
+//-------------------------------------------------------------------
+
+void TcpWind::onSensorDataRequest()
+{
+  if (m_requestTimeoutTimer->isActive())
+    return;
+
+  INFO_LOG(m_logger) << "onSensorDataRequest()  ...";
+
+  if (!sendCommand("$WIPAQ,*72\r\n"))
+    return;
+
+  m_requestTimeoutTimer->start(Settings::getRequstTimeoutWindSensor());
+}
+//-------------------------------------------------------------------
+
+void TcpWind::onRequestTimeout()
+{
+  ERROR_LOG(m_logger) << "Timeout for wind sensor data request."
+                      << " RS232-LAN Converter: " << m_hostName
+                      << " Port: " << m_hostPort;
+
+  emit sigWindDataChanged(0, 0, false);
+  m_requestTimeoutTimer->stop();
+}
+//-------------------------------------------------------------------
+
+bool TcpWind::extractDataFromLine(const QByteArray &line)
+{
+  bool bOk = true;
+  DEBUG_LOG(m_logger) << "extractDataFromLine  line: " << line;
+
+  QList<QByteArray> list = line.split(',');
+
+  if (list.size() != 6)
+  {
+    WARNING_LOG(m_logger) << "Invalid number of data in line: " << line << " cnt: " << list.size();
+    return false;
+  }
+
+  // NMEA-Extended line data format:
+  // [0] $PAWMV  fixed    Remark: 'A' discribes the sensor-id
+  // [1] float   direction in degree, or empty
+  // [2] char    R = relativ, T = true
+  // [3] float   speed, or empty
+  // [4] char    M = m/s, K = Km/h, N = Knoten
+  // [5] String  "<State> * <checksum>"
+  //             State: A = Data valid, V = Data invalid
+  //             *  fixed
+  //             checksum 8bit XOR, excluding $ and *)
+
+  if (list.at(5).contains('V'))
+  {
+    ERROR_LOG(m_logger) << "Invalid data from windsensor. "
+                        << " RS232-LAN Converter: " << m_hostName
+                        << " Port: " << m_hostPort
+                        << " Line: " << line;
+    return false;
+  }
+
+  float value;
+  if (list.at(1).size() > 0)
+  {
+    value = list.at(1).toFloat(&bOk);
+    if (bOk && !qFuzzyCompare(value, m_direction))
+    {
+      m_direction = value;
+      m_dataChanged = true;
+    }
+  }
+
+  if (list.at(3).size() > 0)
+  {
+    value = list.at(3).toFloat(&bOk);
+    if (bOk && !qFuzzyCompare(value, m_speed))
+    {
+      m_speed = value;
+      m_dataChanged = true;
+    }
+  }
+
+  if (list.at(4).contains('K'))
+  {
+    // km/h -> m/s
+    m_speed = m_speed * 0.2778f;
+  }
+
+  if (list.at(4).contains('N'))
+  {
+    // Kn -> m/s
+    m_speed = m_speed * 0.5144f;
+  }
+
+  return bOk;
+}
+//-------------------------------------------------------------------
+
+
+} // namespace MeteoDataManagement