static void OnManagerConnectedPeripheral(object sender, CBPeripheralEventArgs e)
{
Console.WriteLine("Connected peripheral");
peripheral.DiscoveredService += OnPeripheralDiscoveredService;
peripheral.DiscoveredCharacteristic += OnPeripheralDiscoveredCharacteristic;
peripheral.UpdatedCharacterteristicValue += OnPeripheralUpdatedCharacteristicValue;
peripheral.DiscoverServices();
}
public async Task <CBService> GetService(CBPeripheral peripheral, string serviceUuid)
{
var service = this.GetServiceIfDiscovered(peripheral, serviceUuid);
if (service != null)
{
return(service);
}
var taskCompletion = new TaskCompletionSource <bool>();
var task = taskCompletion.Task;
EventHandler <NSErrorEventArgs> handler = (s, e) =>
{
if (this.GetServiceIfDiscovered(peripheral, serviceUuid) != null)
{
taskCompletion.SetResult(true);
}
};
try
{
peripheral.DiscoveredService += handler;
peripheral.DiscoverServices(new[] { CBUUID.FromString(serviceUuid) });
await this.WaitForTaskWithTimeout(task, ConnectionTimeout);
return(this.GetServiceIfDiscovered(peripheral, serviceUuid));
}
finally
{
peripheral.DiscoveredService -= handler;
}
}
protected override Task <IEnumerable <IService> > GetServicesNativeAsync()
{
return(TaskBuilder.FromEvent <IEnumerable <IService>, EventHandler <NSErrorEventArgs> >(
execute: () => _nativeDevice.DiscoverServices(),
getCompleteHandler: (complete, reject) => (sender, args) =>
{
// If args.Error was not null then the Service might be null
if (args.Error != null)
{
reject(new Exception($"Error while discovering services {args.Error.LocalizedDescription}"));
}
else if (_nativeDevice.Services == null)
{
// No service discovered.
reject(new Exception($"Error while discovering services: returned list is null"));
}
else
{
var services = _nativeDevice.Services
.Select(nativeService => new Service(nativeService, this))
.Cast <IService>().ToList();
complete(services);
}
},
subscribeComplete: handler => _nativeDevice.DiscoveredService += handler,
unsubscribeComplete: handler => _nativeDevice.DiscoveredService -= handler));
}
/// <summary>
/// Initializes a new instance of the <see cref="T:WatchTower.iOS.BluetoothSensorMonitor"/> class.
/// </summary>
/// <param name="manager">Manager.</param>
/// <param name="peripheral">Peripheral.</param>
public BluetoothSensorMonitor(CBCentralManager manager, CBPeripheral peripheral)
{
if (manager == null)
{
throw new ArgumentNullException(nameof(manager));
}
if (peripheral == null)
{
throw new ArgumentNullException(nameof(peripheral));
}
// set creation order to allow for sorting
this.CreationOrder = ++BluetoothSensorMonitor._creationOrder;
Manager = manager;
Peripheral = peripheral;
Peripheral.Delegate = new SensorPeripheralDelegate(this);
// Find the services advertised by the peripheral
Peripheral.DiscoverServices();
SensorHandler = new SensorHandler(GetDeviceDetailsMap(peripheral.Name), _watchTowerSettings.UserID);
PresentButDisconnected = false;
bIsHexoskinMonitor = false;
_name = peripheral.Name;
}
private IReadOnlyList <GattDeviceService> GetGattServices()
{
if (_services.Count == 0)
{
_peripheral.DiscoveredService += _peripheral_DiscoveredService;
var state = _peripheral.State;
if (state == CBPeripheralState.Disconnected)
{
BluetoothAdapter.Default.Manager.ConnectPeripheral(_peripheral);
Thread.Sleep(1000);
}
if (_peripheral.State == CBPeripheralState.Connected)
{
_peripheral.DiscoverServices();
Task.Run(() =>
{
Task.Delay(6000);
_servicesHandle.Set();
});
_servicesHandle.WaitOne();
foreach (CBService service in _peripheral?.Services)
{
_services.Add(new GattDeviceService(service, _peripheral));
}
}
}
return(_services.AsReadOnly());
}
public override void DiscoverServices()
{
if (Peripheral == null)
return;
Peripheral.DiscoverServices();
}
// This method gets the services of connected device
public async Task GetServices(CBPeripheral peripheral)
{
peripheral.Delegate = new PeripheralDelegate();
peripheral.DiscoverServices();
await Task.Delay(2000);
}
private void GetServices(CBPeripheral peripheral)
{
peripheral.DiscoveredService += (o, e) =>
{
};
peripheral.DiscoverServices();
}
public override void ConnectedPeripheral(CBCentralManager central, CBPeripheral peripheral)
{
client._isConnected = true;
peripheral.Delegate = client.peripheralDelegate;
peripheral.DiscoverServices(null);
client.connectedPeripheral = peripheral;
client.serviceObjects.Clear();
client.characteristicObjects.Clear();
client.descriptorObjects.Clear();
}
void ConnectedPeripheral(object sender, CBPeripheralEventArgs e)
{
Console.Error.WriteLine("Connected. Discovering services.");
central.ConnectedPeripheral -= ConnectedPeripheral;
central.StopScan();
connectedCbPeripheral = e.Peripheral;
connectedCbPeripheral.DiscoveredService += DiscoveredService;
connectedCbPeripheral.UpdatedCharacterteristicValue += UpdatedCharacterteristicValue;
connectedCbPeripheral.WroteCharacteristicValue += WroteCharacteristicValue;
connectedCbPeripheral.DiscoverServices();
}
public override void ConnectedPeripheral(CBCentralManager central, CBPeripheral peripheral)
{
SensusServiceHelper.Get().Logger.Log("Connected to peripheral. Discovering its services...", LoggingLevel.Normal, GetType());
try
{
peripheral.DiscoverServices(new CBUUID[] { _service.UUID });
}
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Exception while discovering services: " + ex.Message, LoggingLevel.Normal, GetType());
}
}
public override void ConnectedPeripheral(CBCentralManager central, CBPeripheral peripheral)
{
// discover services for newly connected peripheral
try
{
peripheral.DiscoverServices(new CBUUID[] { _probe.DeviceIdService.UUID });
}
catch (Exception ex)
{
SensusServiceHelper.Get().Logger.Log("Exception while discovering services." + ex.Message, LoggingLevel.Normal, GetType());
DisconnectPeripheral(central, peripheral);
}
}
public async partial Task <IEnumerable <GattService> > GetServicesAsync(IEnumerable <Guid>?uuids)
{
var cbUuids = uuids?.Select(x => CBUUID.FromString(x.ToString())).ToArray();
var errorAwaiter = @delegate.DiscoveredServiceObservable.FirstAsync().GetAwaiter();
peripheral.DiscoverServices(cbUuids);
var error = await errorAwaiter;
if (error is not null)
{
throw new NSErrorException(error);
}
return(peripheral.Services?.Select(x => new GattService(peripheral, @delegate, this, x))
?? Enumerable.Empty <GattService>());
}
void InitializePeripheral()
{
// update all our shit
// > peripheral
// > service[s]
// > characteristic
// > value
// > descriptor[s]
Title = connectedPeripheral.Name;
// when a device disconnects, show an alert and unload this screen
BluetoothLEManager.Current.DeviceDisconnected += HandleDeviceDisconnected;
connectedPeripheral.DiscoveredService += HandleDiscoveredService;
connectedPeripheral.DiscoverServices();
}
protected override Task <IReadOnlyList <IService> > GetServicesNativeAsync()
{
var exception = new Exception($"Device {Name} disconnected while fetching services.");
return(TaskBuilder.FromEvent <IReadOnlyList <IService>, EventHandler <NSErrorEventArgs>, EventHandler <CBPeripheralErrorEventArgs> >(
execute: () =>
{
if (_nativeDevice.State != CBPeripheralState.Connected)
{
throw exception;
}
_nativeDevice.DiscoverServices();
},
getCompleteHandler: (complete, reject) => (sender, args) =>
{
// If args.Error was not null then the Service might be null
if (args.Error != null)
{
reject(new Exception($"Error while discovering services {args.Error.LocalizedDescription}"));
}
else if (_nativeDevice.Services == null)
{
// No service discovered.
reject(new Exception($"Error while discovering services: returned list is null"));
}
else
{
var services = _nativeDevice.Services
.Select(nativeService => new Service(nativeService, this, _bleCentralManagerDelegate))
.Cast <IService>().ToList();
complete(services);
}
},
subscribeComplete: handler => _nativeDevice.DiscoveredService += handler,
unsubscribeComplete: handler => _nativeDevice.DiscoveredService -= handler,
getRejectHandler: reject => ((sender, args) =>
{
if (args.Peripheral.Identifier == _nativeDevice.Identifier)
{
reject(exception);
}
}),
subscribeReject: handler => _bleCentralManagerDelegate.DisconnectedPeripheral += handler,
unsubscribeReject: handler => _bleCentralManagerDelegate.DisconnectedPeripheral -= handler));
}
public void CentralManager_ConnectedPeripheral(CBCentralManager central, CBPeripheral peripheral)
{
Debug.WriteLine("CentralManager_ConnectedPeripheral: " + peripheral.Name);
if (_reconnecting)
{
_reconnecting = false;
BoardReconnected?.Invoke();
}
else
{
//_connectionCompletionSource.SetResult(true);
var services = _peripheral.Services;
_peripheral.DiscoverServices(new CBUUID[] { OWBoard.ServiceUUID.ToCBUUID() });
}
}
public HeartRateMonitor(CBCentralManager manager, CBPeripheral peripheral)
{
if (manager == null)
{
throw new ArgumentNullException("manager");
}
else if (peripheral == null)
{
throw new ArgumentNullException("peripheral");
}
Location = HeartRateMonitorLocation.Unknown;
Manager = manager;
Peripheral = peripheral;
Peripheral.Delegate = this;
Peripheral.DiscoverServices();
}
public HeartRateMonitor(CBCentralManager manager, CBPeripheral peripheral)
{
if (manager == null)
{
throw new ArgumentNullException(nameof(manager));
}
if (peripheral == null)
{
throw new ArgumentNullException(nameof(peripheral));
}
Location = HeartRateMonitorLocation.Unknown;
Manager = manager;
Peripheral = peripheral;
Peripheral.Delegate = new HeartRateMonitorDelegate(this);
Peripheral.DiscoverServices();
}
internal void OnDeviceConnected()
{
lock (_lock)
{
if (State == BluetoothLEDeviceState.Connecting)
{
State = BluetoothLEDeviceState.Discovering;
Task.Run(() =>
{
Thread.Sleep(750);
lock (_lock)
{
if (State == BluetoothLEDeviceState.Discovering)
{
_peripheral.DiscoverServices();
}
}
});
}
}
}
private async Task MapDevice(Device device, CBPeripheral nativeDevice)
{
nativeDevice.DiscoveredService += nativeDevice_DiscoveredService;
nativeDevice.DiscoverServices();
await Task.Run(() => _servicesDiscovered.WaitOne(TimeSpan.FromSeconds(10)));
nativeDevice.DiscoveredService -= nativeDevice_DiscoveredService;
_servicesDiscovered.Reset();
foreach (var cbService in nativeDevice.Services)
{
nativeDevice.DiscoveredCharacteristic += nativeDevice_DiscoveredCharacteristic;
nativeDevice.DiscoverCharacteristics(cbService);
await Task.Run(() => _characteristicsDiscovered.WaitOne(TimeSpan.FromSeconds(10)));
nativeDevice.DiscoveredCharacteristic -= nativeDevice_DiscoveredCharacteristic;
_characteristicsDiscovered.Reset();
var service = new Service()
{
Id = BluetoothConverter.ConvertBluetoothLeUuid(cbService.UUID.Uuid),
Device = device,
Characteristics = new List <Characteristic>()
};
foreach (var cbCharacteristic in cbService.Characteristics)
{
var characteristic = await ConvertCharacteristic(cbCharacteristic);
characteristic.Service = service;
service.Characteristics.Add(characteristic);
}
service.Device = device;
device.Services.Add(service);
}
}
protected override async Task <IEnumerable <IService> > GetServicesNativeAsync()
{
var tcs = new TaskCompletionSource <IEnumerable <IService> >();
EventHandler <NSErrorEventArgs> handler = null;
handler = (sender, args) =>
{
_nativeDevice.DiscoveredService -= handler;
if (args.Error != null)
{
Trace.Message("Error while discovering services {0}", args.Error.LocalizedDescription);
}
// why we have to do this check is beyond me. if a service has been discovered, the collection
// shouldn't be null, but sometimes it is. le sigh, apple.
if (_nativeDevice.Services == null)
{
// TODO: review: return? really? Will the Task end?
return;
}
var services = new Dictionary <CBUUID, IService>();
foreach (var s in _nativeDevice.Services)
{
Trace.Message("Device.Discovered Service: " + s.Description);
services[s.UUID] = new Service(s, this);
}
tcs.TrySetResult(services.Values);
};
_nativeDevice.DiscoveredService += handler;
_nativeDevice.DiscoverServices();
return(await tcs.Task);
}
/// <summary>
/// Initiate a service discovery on the device
/// </summary>
public void DiscoverServices()
{
_peripheral.DiscoverServices();
}
public override void ConnectedPeripheral(CBCentralManager central, CBPeripheral peripheral)
{
_parent.OnStatusUpdated("Discovering services");
peripheral.DiscoverServices(new[] { CBUUID.FromString(ServiceUuid) });
}
public HeartRateMonitor (CBCentralManager manager, CBPeripheral peripheral)
{
if (manager == null) {
throw new ArgumentNullException ("manager");
} else if (peripheral == null) {
throw new ArgumentNullException ("peripheral");
}
Location = HeartRateMonitorLocation.Unknown;
Manager = manager;
Peripheral = peripheral;
Peripheral.Delegate = this;
Peripheral.DiscoverServices ();
}
public Task <List <IBLEService> > GetServicesAsync()
{
deviceTaskCompletitionSource.ServicesDiscoveryTCS = new TaskCompletionSource <List <IBLEService> >();
_device.DiscoverServices();
return(deviceTaskCompletitionSource.ServicesDiscoveryTCS.Task);
}
public void DiscoverServices()
{
nativePeripheral.DiscoverServices();
}
public override void DiscoverServices()
{
_nativeDevice.DiscoverServices();
}
/// <summary>
/// Initiate a service discovery on the device
/// </summary>
public void DiscoverServices()
{
_peripheral.DiscoverServices();
_peripheral.DiscoveredService -= DiscoveredService;
_peripheral.DiscoveredService += DiscoveredService;
}
