/// <summary>
/// Connects to known device async.
///
/// https://developer.apple.com/library/ios/documentation/NetworkingInternetWeb/Conceptual/CoreBluetooth_concepts/BestPracticesForInteractingWithARemotePeripheralDevice/BestPracticesForInteractingWithARemotePeripheralDevice.html
///
/// </summary>
/// <returns>The to known device async.</returns>
/// <param name="deviceGuid">Device GUID.</param>
public async Task <Device> ConnectToKnownDeviceAsync(Guid deviceGuid, ConnectParameters connectParameters = default(ConnectParameters), CancellationToken cancellationToken = default(CancellationToken), bool dontThrowExceptionOnNotFound = false)
{
// Wait for the PoweredOn state
await WaitForState(CBCentralManagerState.PoweredOn, cancellationToken, true);
if (cancellationToken.IsCancellationRequested)
{
throw new TaskCanceledException("ConnectToKnownDeviceAsync cancelled");
}
//FYI attempted to use tobyte array insetead of string but there was a problem with byte ordering Guid->NSUui
var uuid = new NSUuid(deviceGuid.ToString());
Trace.Message($"[Adapter] Attempting connection to {uuid}");
var peripherials = _centralManager.RetrievePeripheralsWithIdentifiers(uuid);
var peripherial = peripherials.SingleOrDefault();
if (peripherial == null)
{
var systemPeripherials = _centralManager.RetrieveConnectedPeripherals(new CBUUID[0]);
#if __IOS__
var cbuuid = CBUUID.FromNSUuid(uuid);
#endif
peripherial = systemPeripherials.SingleOrDefault(p =>
#if __IOS__
p.UUID.Equals(cbuuid)
#else
p.Identifier.Equals(uuid)
#endif
);
if (peripherial == null)
{
if (dontThrowExceptionOnNotFound == true)
{
return(null);
}
throw new DeviceNotFoundException(deviceGuid);
}
}
var device = new Device(this, peripherial, _bleCentralManagerDelegate, peripherial.Name, peripherial.RSSI?.Int32Value ?? 0, new List <AdvertisementRecord>());
await ConnectToDeviceAsync(device, connectParameters, cancellationToken);
return(device);
}
/// <summary>
/// Connects to known device async.
///
/// https://developer.apple.com/library/ios/documentation/NetworkingInternetWeb/Conceptual/CoreBluetooth_concepts/BestPracticesForInteractingWithARemotePeripheralDevice/BestPracticesForInteractingWithARemotePeripheralDevice.html
///
/// </summary>
/// <returns>The to known device async.</returns>
/// <param name="deviceGuid">Device GUID.</param>
public override async Task <IDevice> ConnectToKnownDeviceAsync(Guid deviceGuid, CancellationToken cancellationToken = default(CancellationToken))
{
// Wait for the PoweredOn state
await WaitForState(CBCentralManagerState.PoweredOn, cancellationToken, true);
if (cancellationToken.IsCancellationRequested)
{
throw new TaskCanceledException("ConnectToKnownDeviceAsync cancelled");
}
//FYI attempted to use tobyte array insetead of string but there was a problem with byte ordering Guid->NSUui
var uuid = new NSUuid(deviceGuid.ToString());
Trace.Message($"[Adapter] Attempting connection to {uuid.ToString()}");
var peripherials = _centralManager.RetrievePeripheralsWithIdentifiers(uuid);
var peripherial = peripherials.SingleOrDefault();
if (peripherial == null)
{
var systemPeripherials = _centralManager.RetrieveConnectedPeripherals(new CBUUID[0]);
var cbuuid = CBUUID.FromNSUuid(uuid);
peripherial = systemPeripherials.SingleOrDefault(p => p.UUID.Equals(cbuuid));
if (peripherial == null)
{
throw new Exception($"[Adapter] Device {deviceGuid} not found.");
}
}
var device = new Device(this, peripherial, peripherial.Name, peripherial.RSSI?.Int32Value ?? 0, new List <AdvertisementRecord>());
await ConnectToDeviceAsync(device, false, cancellationToken);
return(device);
}
static Task <IReadOnlyCollection <BluetoothDevice> > PlatformGetPairedDevices()
{
#if __IOS__
PairedDeviceHandler deviceHandler = new PairedDeviceHandler();
OnRetrievedPeripherals += deviceHandler.OnRetrievedPeripherals;
_manager.RetrieveConnectedPeripherals(CBUUID.FromPartial(0x180F));
return(Task.Run(() =>
{
//deviceHandler.WaitOne();
return deviceHandler.Devices;
}));
#else
return(Task.FromResult((IReadOnlyCollection <BluetoothDevice>) new List <BluetoothDevice>().AsReadOnly()));
#endif
}
static Task <IReadOnlyCollection <BluetoothDevice> > PlatformGetPairedDevices()
{
#if __IOS__
PairedDeviceHandler deviceHandler = new PairedDeviceHandler();
OnRetrievedPeripherals += deviceHandler.OnRetrievedPeripherals;
List <BluetoothDevice> devices = new List <BluetoothDevice>();
var periphs = _manager.RetrieveConnectedPeripherals(GattServiceUuids.GenericAccess, GattServiceUuids.GenericAttribute, GattServiceUuids.DeviceInformation, GattServiceUuids.Battery);
foreach (var p in periphs)
{
devices.Add(p);
}
return(Task.Run(() =>
{
return (IReadOnlyCollection <BluetoothDevice>)devices.AsReadOnly();
}));
#else
return(Task.FromResult((IReadOnlyCollection <BluetoothDevice>) new List <BluetoothDevice>().AsReadOnly()));
#endif
}
static Task <IReadOnlyCollection <BluetoothDevice> > PlatformGetPairedDevices()
{
#if __IOS__
PairedDeviceHandler deviceHandler = new PairedDeviceHandler();
OnRetrievedPeripherals += deviceHandler.OnRetrievedPeripherals;
List <BluetoothDevice> devices = new List <BluetoothDevice>();
var periphs = _manager.RetrieveConnectedPeripherals(CBUUID.FromPartial(0x1801));
foreach (var p in periphs)
{
devices.Add(p);
}
return(Task.Run(() =>
{
return (IReadOnlyCollection <BluetoothDevice>)devices.AsReadOnly();
}));
#else
return(Task.FromResult((IReadOnlyCollection <BluetoothDevice>) new List <BluetoothDevice>().AsReadOnly()));
#endif
}
public List <IDevice> ConnectedDevices()
{
return(_centralManager.RetrieveConnectedPeripherals((CBUUID)null).Select(x => new Device(x)).Cast <IDevice>().ToList());
}
