public override void OnServicesDiscovered(BluetoothGatt gatt, [GeneratedEnum] GattStatus status)
{
base.OnServicesDiscovered(gatt, status);
if (status == GattStatus.Success)
{
if (!_commandQueue.Any())
{
SubscribeToCharacteristic(GattMapper.UuidForType <GlucoseService>(), GattMapper.UuidForType <GlucoseMeasurement>());
AddCommand(GlucoseMeasurement.EnableNotifications());
SubscribeToCharacteristic(GattMapper.UuidForType <GlucoseService>(), GattMapper.UuidForType <GlucoseMeasurementContext>());
AddCommand(GlucoseMeasurementContext.EnableNotifications());
//always query all of the data upon a new connection to prevent data tampering.
if (Autosync)
{
AddCommand(RecordAccessControlPoint.QueryAllRecords());
}
}
if (status == GattStatus.Success)
{
ExecuteNextCommand();
}
else
{
ExecutePreviousCommand();
}
}
}
public static Command EnableNotifications()
{
return(new Command(CommandType.Write)
{
InteractionTarget = GattMapper.UuidForType <GlucoseMeasurement>(),
Note = $"Enabling Notification Permissions for Glucose Measurements",
Method = (server) =>
{
var service = server.GetService(GattMapper.UuidForType <GlucoseService>());
var characteristic = service.GetCharacteristic(GattMapper.UuidForType <GlucoseMeasurement>());
var descriptor =
characteristic.GetDescriptor(GattMapper.UuidForType <ClientCharacteristicConfiguration>());
descriptor.SetValue(BluetoothGattDescriptor.EnableNotificationValue.ToArray());
return server.WriteDescriptor(descriptor);
}
});
}
public static Command QueryAllRecords()
{
return(new Command(CommandType.Write)
{
InteractionTarget = GattMapper.UuidForType <RecordAccessControlPoint>(),
Note = "Querying all records",
Method = (server) =>
{
var rcap = server.GetService(GattMapper.UuidForType <GlucoseService>())
?.GetCharacteristic(GattMapper.UuidForType <RecordAccessControlPoint>());
if (rcap == null)
{
return false;
}
rcap.SetValue(new[]
{ OpcodeReportRecords, AllRecords });
return server.WriteCharacteristic(rcap);
}
});
}
