protected override Java.Lang.Void RunInBackground(params WeakReference<Activity>[] @params)
{
Activity param1;
@params[0].TryGetTarget(out param1); //to replace params[0].get() as it was in Java
ConsentListener param2 = new ConsentListener(o_);
try
{
if (o_.getConnectedBandClient()) {
if (param1 != null) {
o_.client.SensorManager.RequestHeartRateConsent(param1, param2);
}
} else {
o_.appendToUI("Band isn't connected. Please make sure bluetooth is on and the band is in range.\n");
o_.setVisibility(true);
}
} catch (BandException e) {
string exceptionMessage = "Band Exception: Either Microsoft Health BandService is not available or \n" +
"Microsoft Health BandService doesn't support your SDK Version. Please update to latest SDK\n"
+ e.Message.ToString();
o_.appendToUI(exceptionMessage);
}
catch (System.Exception e) {
o_.appendToUI(e.Message.ToString());
}
return null;
} //end of RunInBackground
protected override Java.Lang.Void RunInBackground(params Java.Lang.Void[] @params)
{
try
{
if (o_.getConnectedBandClient())
{
if (o_.client.SensorManager.CurrentHeartRateConsent == UserConsent.Granted)
{
o_.client.SensorManager.RegisterHeartRateEventListener(o_.mHeartRateEventListener);
o_.setVisibility(false);
}
}
} catch (System.Exception e) {
o_.appendToUI(e.Message.ToString());
}
return null;
}
public void OnBandHeartRateChanged(IBandHeartRateEvent p0)
{
try {
System.Diagnostics.Debug.WriteLine("#########################################");
System.Diagnostics.Debug.WriteLine(p0.HeartRate.ToString() + " Band quality Status: " + p0.Quality);
int x = p0.HeartRate;
if (o_.cloud_stats_recieved && o_.variance != none && o_.avg != none && o_.total_n != none)
{
if (o_.ArrayHeartRate.Count == NumberOfSamplesPerEntry) //we got enough samples to send to cloud:
{
string date_hr = DateTime.Now.ToString(dateFormat_hr); //get date for RowKey
string date_day = DateTime.Now.ToString(dateFormat_day); //get date for PartitionKey
new AddBandReading().Execute(current_user, string.Join(",", o_.ArrayHeartRate.ToArray()), date_day, date_hr, storageConnectionString); //send data to cloud table
new AddBandReading().Execute(current_user, o_.variance.ToString(), Variance, Variance, storageConnectionString); //send data to cloud table
new AddBandReading().Execute(current_user, o_.avg.ToString(), Average, Average, storageConnectionString); //send data to cloud table
new AddBandReading().Execute(current_user, o_.total_n.ToString(), Total_count, Total_count, storageConnectionString); //send data to cloud table
o_.ArrayHeartRate.Clear();
}
if (p0.Quality == HeartRateQuality.Locked)
{ //we let the application learn about the user for 1000 "good" band observations before notifying about abnormal bpm
if (o_.total_n > 1000)
NotificationHandler.CheckAndCreateNotification(o_.BaseContext, o_, x);
o_.ArrayHeartRate.Add(x);
o_.variance = o_.Welford_Variance(x, o_.avg, o_.total_n, o_.variance);
o_.avg = o_.Welford_Avg(x, o_.avg, o_.total_n);
o_.total_n += 1;
System.Diagnostics.Debug.WriteLine("variance = " + o_.variance.ToString() + " avg= "+ o_.avg);
o_.UpdateChart(x);
}
else
{
o_.appendToUI("Band not locked on Heart Rate, try to stay still");
}
}
}
catch (System.Exception e)
{
System.Diagnostics.Debug.WriteLine("HeartRateEventListener -> OnBandHeartRateChanged exception:/n" + e.Message);
}
}
