/// <summary>
/// Connect and manage connection as well as hook into your required characterisitcs with all proper cleanups necessary
/// </summary>
/// <param name="peripheral"></param>
/// <param name="args"></param>
/// <returns></returns>
public static IObservable <CharacteristicGattResult> ConnectHook(this IPeripheral peripheral, ConnectHookArgs args)
=> Observable.Create <CharacteristicGattResult>(ob =>
{
var sub = peripheral
.WhenConnected()
.Select(_ => peripheral.WhenKnownCharacteristicsDiscovered(args.ServiceUuid, args.CharacteristicUuids))
.Switch()
.Select(x => x.Notify(false))
.Merge()
.Subscribe(
ob.OnNext,
ob.OnError
);
var connSub = peripheral
.WhenConnectionFailed()
.Subscribe(ob.OnError);
peripheral.ConnectIf(args.Config);
return(() =>
{
peripheral.CancelConnection();
sub?.Dispose();
connSub?.Dispose();
});
});
/// <summary>
/// Connect and manage connection as well as hook into your required characterisitcs with all proper cleanups necessary
/// </summary>
/// <param name="device"></param>
/// <param name="serviceUuid"></param>
/// <param name="characteristicUuids"></param>
/// <returns></returns>
public static IObservable <CharacteristicGattResult> ConnectHook(this IPeripheral device, Guid serviceUuid, params Guid[] characteristicUuids)
=> Observable.Create <CharacteristicGattResult>(ob =>
{
var sub = device
.WhenConnected()
.Select(_ => device.WhenKnownCharacteristicsDiscovered(serviceUuid, characteristicUuids))
.Switch()
.Select(x => x.Notify(false))
.Merge()
.Subscribe(
ob.OnNext,
ob.OnError
);
var connSub = device
.WhenConnectionFailed()
.Subscribe(ob.OnError);
// TODO: connectconfig - pass args object
device.ConnectIf();
return(() =>
{
device.CancelConnection();
sub?.Dispose();
connSub?.Dispose();
});
});
/// <summary>
/// Waits for connection to actually happen
/// </summary>
/// <param name="peripheral"></param>
/// <returns></returns>
public static IObservable <IPeripheral> ConnectWait(this IPeripheral peripheral)
=> Observable.Create <IPeripheral>(ob =>
{
var sub1 = peripheral
.WhenConnected()
.Take(1)
.Subscribe(_ => ob.Respond(peripheral));
var sub2 = peripheral
.WhenConnectionFailed()
.Subscribe(ob.OnError);
peripheral.ConnectIf();
return(() =>
{
sub1.Dispose();
sub2.Dispose();
if (peripheral.Status != ConnectionState.Connected)
{
peripheral.CancelConnection();
}
});
});