Add a new logger for barometer

This just logs the raw sensor values, and doesn't do any compensation.
The same model as the heartrate sensor, where it's started and then we wait for a reasonable reading to come in.

1 files changed, 67 insertions, 0 deletions

diff --git a/daemon/sensorPlugins/barometerSensor.cpp b/daemon/sensorPlugins/barometerSensor.cpp
new file mode 100644
index 0000000..137ccd3
--- /dev/null
+++ b/daemon/sensorPlugins/barometerSensor.cpp
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2023 Arseniy Movshev <dodoradio@outlook.com>
+ * This file is part of sensorlogd, a sensor logger for the AsteroidOS smartwatch OS.
+ *
+ * sensorlogd is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
+ * sensorlogd is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+
+#include <QDateTime>
+#include <QTimer>
+#include <QtSensors/QPressureSensor>
+#include <QDebug>
+#include <QString>
+
+#include "../logger.h"
+#include "../../common.h"
+
+#include "barometerSensor.h"
+
+BarometerSensorPlugin::BarometerSensorPlugin(QObject *parent, int initInterval)  :
+    QObject(parent){
+    interval = initInterval;
+
+    barometerSensor = new QPressureSensor(this);
+    connect(barometerSensor,SIGNAL(readingChanged()),this,SLOT(finishRecording()));
+
+    setupFilePath(sensorPathPrefix);
+
+    qDebug() << "barometer sensor is enabled. interval is (ms) " << interval;
+    recordIntervalTimer = new QTimer(this);
+    connect(recordIntervalTimer,SIGNAL(timeout()),this,SLOT(triggerRecording()));
+    recordIntervalTimer->setSingleShot(true);
+    recordIntervalTimer->start(interval);
+    lastRecordTime = QDateTime::currentDateTime();
+}
+
+void BarometerSensorPlugin::timeUpdate() {
+    uint elapsed = QDateTime::currentMSecsSinceEpoch() - lastRecordTime.toMSecsSinceEpoch();
+    qDebug() << "time until next steps recording" << recordIntervalTimer->remainingTime() << " elapsed = " << elapsed << " lastRecordTime " << lastRecordTime.toMSecsSinceEpoch();
+    if (elapsed > interval) { //if too much time has passed, reset the timer and record
+        triggerRecording();
+        lastRecordTime = QDateTime::currentDateTime();
+    } else { //otherwise, restart the timer and compensate for time spent in suspend
+        recordIntervalTimer->start(interval - elapsed);
+    }
+}
+
+void BarometerSensorPlugin::triggerRecording() {
+    qDebug() << "barometer interval recording";
+    recordIntervalTimer->start(interval);
+    barometerSensor->start();
+}
+
+void BarometerSensorPlugin::finishRecording() {
+    qDebug() << "barometer pressure update received";
+    int pressure = barometerSensor->reading()->pressure();
+    qDebug() << QDateTime::currentDateTime().toString("hh:mm:ss") << " : " << pressure << barometerSensor->isActive();
+    if (pressure == 0) {
+        qDebug() << "barometer sensor accuracy insufficient. waiting.";
+        return;
+    }
+    fileAddRecord(sensorPathPrefix,QString::number(pressure));
+    barometerSensor->stop();
+}