@Override
public int onStartCommand(Intent intent, int flags, int startId) {
if (intent != null && Notification.STOP_SERVICE.equals(intent.getAction())) {
Logger.d(this, "Stopping service.");
mBinder.stopTracking();
} else {
Logger.d(this, "onStartCommand");
restoreServiceState();
}
return START_STICKY;
}
@Nullable
@Override
public IBinder onBind(Intent intent) {
Logger.d(this, "onBind");
cancelCurrentNotification();
return (IBinder) mBinder;
}
private void unregisterSensors() {
Logger.d(this, "unregisterSensors");
final SensorManager sensorManager = getSensorManager();
if (sensorManager != null) {
sensorManager.unregisterListener(this);
}
}
@Override
public void stopTracking() {
Logger.d(this, "stopTracking");
cancelCurrentNotification();
stopSensors();
stopSelf();
}
@Override
public void startTracking() {
Logger.d(this, "startTracking");
if (isNotRunning()) {
SensorService.startService(SensorService.this);
}
startSensors();
}
private void saveSessionData() {
Logger.d(this, "saveSessionData");
Logger.d(
this,
"Start time: " + DateFormatUtils.formatDateTimeNoYear(new Date(getSessionStartTime())));
Logger.d(this, "Duration: " + DateFormatUtils.formatTimeNoZone(new Date(getSessionDuration())));
Logger.d(this, "Steps: + " + mSensorInfo.getSteps());
Logger.d(this, "Distance: " + DistanceUtils.distanceFromSteps(mSensorInfo.getSteps()));
final ContentValues contentValues = new ContentValues();
contentValues.put(SessionEntry.COLUMN_NAME_START_TIME, getSessionStartTime());
contentValues.put(SessionEntry.COLUMN_NAME_DURATION, getSessionDuration());
contentValues.put(SessionEntry.COLUMN_NAME_STEPS, mSensorInfo.getSteps());
contentValues.put(
SessionEntry.COLUMN_NAME_DISTANCE, DistanceUtils.distanceFromSteps(mSensorInfo.getSteps()));
getContentResolver().insert(PlaygroundContentProvider.Service.SESSIONS.getUri(), contentValues);
}
@Override
public void onSensorChanged(@NonNull SensorEvent event) {
if (mSensorInfo == null) {
return;
}
switch (event.sensor.getType()) {
case Sensor.TYPE_STEP_COUNTER:
final long totalSteps = (long) event.values[0];
if (mSessionInitialSteps == Integer.MIN_VALUE) {
mSessionInitialSteps = totalSteps;
Preferences.storeSensorInitialStepCount(this, mSessionInitialSteps);
}
mSensorInfo.setSteps(totalSteps - mSessionInitialSteps);
Logger.d(this, "Step count: " + mSensorInfo.getSteps());
break;
case Sensor.TYPE_LINEAR_ACCELERATION:
final float x = event.values[0];
final float y = event.values[1];
final float z = event.values[2];
//noinspection SuspiciousNameCombination
final double totalAcc = Math.sqrt(Math.pow(x, 2) + Math.pow(y, 2) + Math.pow(z, 2));
float filteredAcc = filterAcceleration((float) totalAcc);
SensorInfo.ActivityType activityType = SensorInfo.ActivityType.STILL;
if (filteredAcc < WALKING_THRESHOLD) {
Logger.d(this, "Still: " + filteredAcc);
activityType = SensorInfo.ActivityType.STILL;
} else if (filteredAcc > WALKING_THRESHOLD && filteredAcc < RUNNING_THRESHOLD) {
Logger.d(this, "Walking: " + filteredAcc);
activityType = SensorInfo.ActivityType.WALKING;
} else if (filteredAcc > RUNNING_THRESHOLD) {
Logger.d(this, "Running: " + filteredAcc);
activityType = SensorInfo.ActivityType.RUNNING;
}
if (!activityType.equals(mSensorInfo.getActivityType())) {
mSensorInfo.setActivityType(activityType);
}
break;
default:
}
if (mListener != null) {
mListener.onSensorUpdate(mSensorInfo);
}
}
@Override
public boolean onUnbind(Intent intent) {
Logger.d(this, "onUnbind");
mListener = null;
if (isNotRunning()) {
stopSelf();
} else {
displayNotification();
}
return true;
}
private void startSensors() {
Logger.d(this, "startSensors");
// Clock.
mSessionStartTimeMillis = SystemClock.elapsedRealtime();
Preferences.storeStartTime(this, mSessionStartTimeMillis);
// Sensors.
registerSensors();
if (mListener != null) {
mListener.onSensorStart(mSessionStartTimeMillis);
}
}
private void stopSensors() {
Logger.d(this, "stopSensors");
// Store data.
saveSessionData();
// Clear state.
Preferences.clearStoredValues(this);
mSessionStartTimeMillis = Integer.MIN_VALUE;
mSessionInitialSteps = Integer.MIN_VALUE;
mSensorInfo = null;
// Sensors.
unregisterSensors();
if (mListener != null) {
mListener.onSensorStop();
}
}
@Override
public void onRebind(Intent intent) {
Logger.d(this, "onRebind");
cancelCurrentNotification();
}
@Override
public void onDestroy() {
Logger.d(this, "onDestroy");
Preferences.clearStoredValues(this);
}