private async Task InitIoTHubDeviceService()
{
string deviceConnectionString = _settings.CoffePotDeviceConnectionString;
if (!String.IsNullOrWhiteSpace(deviceConnectionString))
{
if (iotHubDeviceService == null)
{
iotHubDeviceService = new Services.IoTHubDeviceService(deviceConnectionString);
iotHubDeviceService.MessageReceived += IotHubDeviceService_MessageReceived;
iotHubDeviceService.BadMessageReceived += IotHubDeviceService_BadMessageReceived;
iotHubDeviceService.UnknownCommandReceived += IotHubDeviceService_UnknownCommandReceived;
iotHubDeviceService.PingCommandReceived += IotHubDeviceService_PingCommandReceived;
iotHubDeviceService.BrewCommandReceived += IotHubDeviceService_BrewCommandReceived;
}
else
{
iotHubDeviceService.DeviceConnectionString = deviceConnectionString;
}
if (!iotHubDeviceService.IsListening)
{
iotHubDeviceService.StartListening();
}
await Task.CompletedTask;
}
}
public override async Task OnNavigatedToAsync(object parameter, NavigationMode mode, IDictionary <string, object> state)
{
await IoTHubDeviceService.StartListening();
await CameraService.FindCameras();
await Task.CompletedTask;
}