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Refactor sensor checking to sensor class

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This commit is contained in:
BlackMark 2020-07-05 00:50:09 +02:00
parent 7db21d34a4
commit 05030e5d80
2 changed files with 105 additions and 99 deletions
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183
AdaptiveBrightness/sensor_driver.cpp
View File

@ -9,11 +9,6 @@
#include "log_tr.hpp"
SensorDriver::Sensor::Sensor(const QString& serialPortName) : m_serialPortName(serialPortName)
{
qInfo(ltr("Creating sensor on serial port %1").arg(m_serialPortName));
}
SensorDriver::Sensor::~Sensor()
{
qDebug(ltr("Destroying sensor on serial port %1").arg(m_serialPortName));
@ -43,6 +38,95 @@ std::vector<int> SensorDriver::Sensor::readValues() const
return parseReadResponse(response);
}
SensorDriver::Sensor::Sensor(const QString& serialPortName) : m_serialPortName(serialPortName)
{
qInfo(ltr("Creating sensor on serial port %1").arg(m_serialPortName));
}
bool SensorDriver::Sensor::isValidSensor() const
{
const auto versionCmd = QByteArray(VERSION_CMD.data(), static_cast<int>(VERSION_CMD.size()));
QByteArray response;
if(!getSensorCommandResponse(m_serialPortName, versionCmd, response)) {
if(!response.isEmpty()) {
qCritical(ltr("Only read \"%1\" from serial port %2").arg(QString(response)).arg(m_serialPortName));
}
return false;
}
const auto version = parseVersionResponse(response);
return version == "AdaptiveBrightness v1.2";
}
bool SensorDriver::Sensor::getSensorCommandResponse(const QString& serialPortName, QByteArray command, QByteArray& response) const
{
QSerialPort serialPort;
serialPort.setPortName(serialPortName);
serialPort.setBaudRate(115200);
if(!serialPort.open(QIODevice::ReadWrite)) {
qCritical(ltr("Unable to open serial port %1, error code: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
qDebug(ltr("Sending \"%1\" command to serial port %2").arg(QString(command)).arg(serialPortName));
command.prepend("\r\n");
command.append("\r\n");
const auto bytesWritten = serialPort.write(command);
if(bytesWritten == -1) {
qCritical(ltr("Failed to write data to serial port %1, error code: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
else if(bytesWritten != command.size()) {
qCritical(ltr("Only %1/%2 bytes written to serial port %3, error: %4")
.arg(bytesWritten)
.arg(command.size())
.arg(serialPortName)
.arg(serialPort.errorString()));
return false;
}
else if(!serialPort.waitForBytesWritten(100)) {
qCritical(ltr("Writing operation timed out for serial port %1, error: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
while(serialPort.waitForReadyRead(100)) {
const auto newData = serialPort.readAll();
qDebug(ltr("Read additional %1 bytes from serial port %2").arg(newData.size()).arg(serialPortName));
response.append(newData);
}
if(serialPort.error() == QSerialPort::ReadError) {
qCritical(ltr("Failed to read from serial port %1, error: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
else if(serialPort.error() == QSerialPort::TimeoutError && response.isEmpty()) {
qCritical(ltr("No data was read from serial port %1, error: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
return true;
}
std::string SensorDriver::Sensor::parseVersionResponse(const QByteArray& response) const
{
const auto versionRegex = std::regex("[a-zA-Z]+ v[0-9]\\.[0-9]");
const auto strResponse = response.toStdString();
std::smatch versionMatch;
if(std::regex_search(strResponse, versionMatch, versionRegex)) {
qDebug(ltr("Found version match: '%1'").arg(QString().fromStdString(versionMatch[0].str())));
return versionMatch[0];
}
return {};
}
std::pair<int, int> SensorDriver::Sensor::parseRangeResponse(const QByteArray& response) const
{
const auto rangeRegex = std::regex("([0-9]+),([0-9]+)");
@ -95,94 +179,11 @@ std::vector<SensorDriver::Sensor> SensorDriver::enumerateSensors() const
for(const auto& portInfo: portsInfo) {
qDebug(ltr("Checking port %1").arg(portInfo.portName()));
if(isValidSensor(portInfo.portName())) {
sensors.emplace_back(portInfo.portName());
auto sensor = Sensor(portInfo.portName());
if(sensor.isValidSensor()) {
sensors.push_back(sensor);
}
}
return std::move(sensors);
}
bool SensorDriver::getSensorCommandResponse(const QString& serialPortName, QByteArray command, QByteArray& response)
{
QSerialPort serialPort;
serialPort.setPortName(serialPortName);
serialPort.setBaudRate(115200);
if(!serialPort.open(QIODevice::ReadWrite)) {
qCritical(ltr("Unable to open serial port %1, error code: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
qDebug(ltr("Sending \"%1\" command to serial port %2").arg(QString(command)).arg(serialPortName));
command.prepend("\r\n");
command.append("\r\n");
const auto bytesWritten = serialPort.write(command);
if(bytesWritten == -1) {
qCritical(ltr("Failed to write data to serial port %1, error code: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
else if(bytesWritten != command.size()) {
qCritical(ltr("Only %1/%2 bytes written to serial port %3, error: %4")
.arg(bytesWritten)
.arg(command.size())
.arg(serialPortName)
.arg(serialPort.errorString()));
return false;
}
else if(!serialPort.waitForBytesWritten(100)) {
qCritical(ltr("Writing operation timed out for serial port %1, error: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
while(serialPort.waitForReadyRead(100)) {
const auto newData = serialPort.readAll();
qDebug(ltr("Read additional %1 bytes from serial port %2").arg(newData.size()).arg(serialPortName));
response.append(newData);
}
if(serialPort.error() == QSerialPort::ReadError) {
qCritical(ltr("Failed to read from serial port %1, error: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
else if(serialPort.error() == QSerialPort::TimeoutError && response.isEmpty()) {
qCritical(ltr("No data was read from serial port %1, error: %2").arg(serialPortName).arg(serialPort.errorString()));
return false;
}
return true;
}
bool SensorDriver::isValidSensor(const QString& serialPortName) const
{
const auto versionCmd = QByteArray(VERSION_CMD.data(), static_cast<int>(VERSION_CMD.size()));
QByteArray response;
if(!getSensorCommandResponse(serialPortName, versionCmd, response)) {
if(!response.isEmpty()) {
qCritical(ltr("Only read \"%1\" from serial port %2").arg(QString(response)).arg(serialPortName));
}
return false;
}
const auto version = parseVersionResponse(response);
return version == "AdaptiveBrightness v1.2";
}
std::string SensorDriver::parseVersionResponse(const QByteArray& response) const
{
const auto versionRegex = std::regex("[a-zA-Z]+ v[0-9]\\.[0-9]");
const auto strResponse = response.toStdString();
std::smatch versionMatch;
if(std::regex_search(strResponse, versionMatch, versionRegex)) {
qDebug(ltr("Found version match: '%1'").arg(QString().fromStdString(versionMatch[0].str())));
return versionMatch[0];
}
return {};
}

21
AdaptiveBrightness/sensor_driver.hpp
View File

@ -10,15 +10,27 @@
class SensorDriver {
class Sensor {
public:
Sensor(const QString& serialPortName);
~Sensor();
std::pair<int, int> readRange() const;
std::vector<int> readValues() const;
private:
friend SensorDriver;
Sensor(const QString& serialPortName);
static constexpr auto VERSION_CMD = std::string_view{"version"};
static constexpr auto RANGE_CMD = std::string_view{"range"};
static constexpr auto READ_CMD = std::string_view{"read csv"};
QString m_serialPortName;
bool isValidSensor() const;
bool getSensorCommandResponse(const QString& serialPortName, QByteArray command, QByteArray& response) const;
std::string parseVersionResponse(const QByteArray& response) const;
std::pair<int, int> parseRangeResponse(const QByteArray& response) const;
std::vector<int> parseReadResponse(const QByteArray& response) const;
};
@ -30,11 +42,4 @@ class SensorDriver {
std::vector<Sensor> enumerateSensors() const;
private:
static constexpr auto VERSION_CMD = std::string_view{"version"};
static constexpr auto RANGE_CMD = std::string_view{"range"};
static constexpr auto READ_CMD = std::string_view{"read csv"};
static bool getSensorCommandResponse(const QString& serialPortName, QByteArray command, QByteArray& response);
bool isValidSensor(const QString& serialPortName) const;
std::string parseVersionResponse(const QByteArray& response) const;
};