public MainPage()
{
this.InitializeComponent();
StatusField.Text = "Please ensure the sensor is connected";
tagreader = new TagReaderService();
eventHubWriterTimer = new DispatcherTimer();
eventHubWriterTimer.Interval = new TimeSpan(0, 0, 1);
eventHubWriterTimer.Tick += OnEventHubWriterTimerTick;
localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
if(ServiceBusNamespaceField.Text == string.Empty) ServiceBusNamespaceField.Text = Convert.ToString(localSettings.Values["ServiceBusNamespaceField"]);
if(EventHubNameField.Text == string.Empty) EventHubNameField.Text = Convert.ToString(localSettings.Values["EventHubNameField"]);
if(SharedAccessPolicyNameField.Text == string.Empty) SharedAccessPolicyNameField.Text = Convert.ToString(localSettings.Values["SharedAccessPolicyNameField"]);
if(SharedAccessPolicyKeyField.Text == string.Empty) SharedAccessPolicyKeyField.Text = Convert.ToString(localSettings.Values["SharedAccessPolicyKeyField"]);
if(SensorNameField.Text == string.Empty) SensorNameField.Text = Convert.ToString(localSettings.Values["SensorNameField"]);
getVersionNumberOfApp();
}
private async Task startTracking()
{
// get the list of devices to track
await deviceInfoService.Initialize();
SensorInformation.Text = "";
foreach (GattDeviceService deviceService in deviceInfoService.deviceServices)
{
TagReaderService tagReader = new TagReaderService();
await tagReader.InitializeSensor();
SensorInformation.Text += await tagReader.GetSensorID(deviceService);
if (tagReader != null)
this.tagReaders.Add(tagReader);
}
eventHubService = new EventHubService(app.ServiceBusNamespace,
app.EventHubName, app.SharedAccessPolicyName, app.SharedAccessPolicyKey);
//StatusField.Text = "The sensor is connected";
txtError.Text = "";
eventHubWriterTimer.Start();
StartCommand.Content = "Stop";
StartCommand.Tag = "STARTED";
numberOfFailedCallsToEventHub = numberOfCallsDoneToEventHub = 0;
EventHubInformation.Text = $"Calls: {numberOfCallsDoneToEventHub}, Failed Calls: {numberOfFailedCallsToEventHub}";
}
