public async Task <BluetoothCredentials> GetDeviceUuid()
{
var taskCompletionSource = new TaskCompletionSource <Guid>();
var context = Platform.Current.Context;
var controller = new DeviceTableViewController(
context.View.Bounds);
context.PresentViewController(
controller,
false,
null);
_adapter.ListDevices(controller.OnDeviceFound);
controller.DeviceSelected = async device =>
{
controller.DisplayLoading(device.Name);
var result = await _adapter
.ConnectToDevice(device.Address)
.ConfigureAwait(false);
if (result)
{
taskCompletionSource.SetResult(device.Address);
Platform.Current.RunOnMainThread(() =>
{
controller.HideLoading();
controller.DismissViewController(
false,
null);
});
}
else
{
throw new NoConnectivityException(string.Format(
StringResources.BluetoothConnectivityException,
device.Address.ToString()));
}
};
var uuid = await taskCompletionSource
.Task
.ConfigureAwait(false);
return(new BluetoothCredentials(uuid));
}
//TODO: inject these static Platform references
public async Task <BluetoothCredentials> GetDeviceUuid()
{
var activityCompletionSource = new TaskCompletionSource <DeviceListActivity>();
var addressCompletionSource = new TaskCompletionSource <Guid>();
var context = Platform.Current.Context;
var intent = new Intent(context, typeof(DeviceListActivity));
intent.PutExtra(
DeviceListActivity.Authorizer,
DeviceListActivity.StateRepo.Add(activityCompletionSource));
context.StartActivity(intent);
var activity = await activityCompletionSource.Task.ConfigureAwait(false);
_adapter.ListDevices(activity.OnDeviceFound);
activity.DeviceSelected = async device =>
{
var progressDialog = ProgressDialog.Show(
activity,
StringResources.BluetoothDialogTitle,
string.Format(StringResources.BluetoothDialogBody, device.Name),
true);
var result = await _adapter
.ConnectToDevice(device.Address)
.ConfigureAwait(false);
if (result)
{
addressCompletionSource.SetResult(device.Address);
activity.Finish();
Platform.Current.RunOnMainThread(progressDialog.Hide);
}
else
{
throw new NoConnectivityException(string.Format(
StringResources.BluetoothConnectivityException,
device.Address.ToString()));
}
};
var uuid = await addressCompletionSource.Task.ConfigureAwait(false);
return(new BluetoothCredentials(uuid));
}
