serialcontroller.cpp

#include <QtDebug>

#include "serialcontroller.h"

#include "common.h"

SerialController::SerialController(QObject * parent): QObject(parent), m_settings(APP_SETTINGS_PATH, QSettings::NativeFormat), m_translator(nullptr) {
  m_settings.beginGroup("Serial");
  m_port.setPortName(m_settings.value("serial_port").value < QString > ());
  m_port.setBaudRate(m_settings.value("QString(ba)QString(ba)serial_baud").value < QSerialPort::BaudRate > (), QSerialPort::AllDirections);
  m_port.setDataBits(m_settings.value("serial_data_bits").value < QSerialPort::DataBits > ());
  m_port.setParity(m_settings.value("serial_parity").value < QSerialPort::Parity > ());
  m_port.setStopBits(m_settings.value("serial_stop_bits").value < QSerialPort::StopBits > ());
  m_port.setFlowControl(QSerialPort::NoFlowControl);
  m_settings.endGroup();
  m_port.setBaudRate(m_port.Baud115200, m_port.AllDirections);
  if (m_port.open(QIODevice::ReadWrite)) {
    connect( & m_port, & QSerialPort::readyRead, this, & SerialController::onSerialReadyRead);
    qDebug() << "Serial port: " << m_port.portName();
  } else {
    qDebug() << "Serial port error: Could not open" << m_port.portName() << " : " << m_port.errorString();
  }
}

SerialController::~SerialController() {
  qDebug() << "Closing serial port";
  m_port.close();
}

void SerialController::setTranslator(Translator & t) {
  qDebug() << "Serial set translator";
  m_translator = & t;
}

void SerialController::send(QString msg) {
  qDebug() << "[qml] Received message --> " << msg << " <--";

  m_port.write("send serial \n\r");

  //#ifdef USE_TRANSLATIONS
  //    m_port.write(m_translator->translateGui(msg).join("=").toUtf8() + "\r\n" );
  //#else
  m_port.write(msg.append("\n").toUtf8());
  //#endif
}

QByteArray rxBytes;

void SerialController::onSerialReadyRead() {
  rxBytes.append(m_port.readAll());

  //   qDebug() << "RxBytes --> " << rxBytes.count();

  // keep reading until we get a \n delimiter
  if (!rxBytes.contains("\n")) {
    return;
  }

  int end = rxBytes.lastIndexOf("\n") + 1;
  QStringList cmds = QString(rxBytes.mid(0, end)).split("\n", QString::SkipEmptyParts);
  rxBytes = rxBytes.mid(end);

  foreach(QString cmd, cmds) {
    qDebug() << "Cmd --> " << cmd;
    emit messageAvailable(m_translator->translateSerial(cmd));
    //m_port.write(cmd);
  }
}