void SetupWrite()
{
if (this.onWrite == null)
{
return;
}
this.context
.CharacteristicWrite
.Where(x => x.Characteristic.Equals(this.Native))
.Subscribe(ch =>
{
var peripheral = new Peripheral(ch.Device);
var request = new WriteRequest(this, peripheral, ch.Value, ch.Offset, ch.ResponseNeeded);
var state = this.onWrite(request);
if (request.IsReplyNeeded)
{
this.context.Server.SendResponse(
ch.Device,
ch.RequestId,
state.ToNative(),
ch.Offset,
ch.Value
);
}
})
.DisposedBy(this.disposer);
}
void SetupRead()
{
if (this.onRead == null)
{
return;
}
this.context
.CharacteristicRead
.Where(x => x.Characteristic.Equals(this.Native))
.Subscribe(ch =>
{
var peripheral = new Peripheral(ch.Device);
var request = new ReadRequest(this, peripheral, ch.Offset);
var result = this.onRead(request);
this.context.Server.SendResponse
(
ch.Device,
ch.RequestId,
result.Status.ToNative(),
ch.Offset,
result.Data
);
})
.DisposedBy(this.disposer);
}
IPeripheral GetOrAdd(BluetoothDevice native)
{
lock (this.subscribers)
{
if (this.subscribers.ContainsKey(native.Address))
{
return(this.subscribers[native.Address]);
}
var device = new Peripheral(native);
this.subscribers.Add(native.Address, device);
return(device);
}
}
public void Build()
{
this.Native = new BluetoothGattCharacteristic(
this.Uuid.ToUuid(),
this.properties,
this.permissions
);
if (this.onRead != null)
{
this.context
.Callbacks
.CharacteristicRead
.Where(x => x.Characteristic.Equals(this.Native))
.Subscribe(ch =>
{
var peripheral = new Peripheral(ch.Device);
var request = new ReadRequest(this, peripheral, ch.Offset);
var result = this.onRead(request);
this.context.Server.SendResponse
(
ch.Device,
ch.RequestId,
result.Status.ToNative(),
ch.Offset,
result.Data
);
})
.DisposedBy(this.disposer);
}
if (this.onSubscribe != null)
{
this.context
.Callbacks
.DescriptorWrite
.Subscribe(x =>
{
})
.DisposedBy(this.disposer);
this.context
.Callbacks
.ConnectionStateChanged
.Where(x => x.NewState == ProfileState.Disconnected)
.Subscribe(x =>
{
var peripheral = this.Remove(x.Device);
if (peripheral != null)
{
this.onSubscribe(new CharacteristicSubscription(this, peripheral, false));
}
})
.DisposedBy(this.disposer);
//if (args.Descriptor.Equals(this.NotificationDescriptor))
//.Where(x => )
// if (args.Value.SequenceEqual(NotifyEnabledBytes) || args.Value.SequenceEqual(IndicateEnableBytes))
// {
// var device = this.GetOrAdd(args.Device);
// ob.OnNext(new DeviceSubscriptionEvent(device, true));
// }
// else
// {
// var device = this.Remove(args.Device);
// if (device != null)
// ob.OnNext(new DeviceSubscriptionEvent(device, false));
// }
}
if (this.onWrite != null)
{
this.context
.Callbacks
.CharacteristicWrite
.Where(x => x.Characteristic.Equals(this.Native))
.Subscribe(ch =>
{
var peripheral = new Peripheral(ch.Device);
var request = new WriteRequest(this, peripheral, ch.Value, ch.Offset, ch.ResponseNeeded);
var state = this.onWrite(request);
if (request.IsReplyNeeded)
{
this.context.Server.SendResponse(
ch.Device,
ch.RequestId,
state.ToNative(),
ch.Offset,
ch.Value
);
}
})
.DisposedBy(this.disposer);
}
if (this.onSubscribe != null)
{
var ndesc = new BluetoothGattDescriptor(
Constants.NotifyDescriptorUuid,
GattDescriptorPermission.Read | GattDescriptorPermission.Write
);
this.Native.AddDescriptor(ndesc);
}
}
