public static async Task <Device> GetDeviceAsync(this IAdapter1 adapter, string deviceAddress)
{
var devices = await BlueZManager.GetProxiesAsync <IDevice1>(BluezConstants.DeviceInterface, adapter);
var matches = new List <IDevice1>();
foreach (var device in devices)
{
if (String.Equals(await device.GetAddressAsync(), deviceAddress, StringComparison.OrdinalIgnoreCase))
{
matches.Add(device);
}
}
// BlueZ can get in a weird state, probably due to random public BLE addresses.
if (matches.Count > 1)
{
throw new Exception($"{matches.Count} devices found with the address {deviceAddress}!");
}
var dev = matches.FirstOrDefault();
if (dev != null)
{
return(await Device.CreateAsync(dev));
}
return(null);
}
public static async Task <IGattService1> GetServiceAsync(this IDevice1 device, string serviceUUID)
{
var services = await BlueZManager.GetProxiesAsync <IGattService1>(BluezConstants.GattServiceInterface, device);
foreach (var service in services)
{
var uuid = await service.GetUUIDAsync();
// Console.WriteLine($"Checking {uuid}");
if (String.Equals(uuid, serviceUUID, StringComparison.OrdinalIgnoreCase))
{
return(service);
}
}
return(null);
}
public static async Task <GattCharacteristic> GetCharacteristicAsync(this IGattService1 service, string characteristicUUID)
{
var characteristics = await BlueZManager.GetProxiesAsync <IGattCharacteristic1>(BluezConstants.GattCharacteristicInterface, service);
foreach (var characteristic in characteristics)
{
var uuid = await characteristic.GetUUIDAsync();
// Console.WriteLine($"Checking {uuid}");
if (String.Equals(uuid, characteristicUUID, StringComparison.OrdinalIgnoreCase))
{
var ch = await GattCharacteristic.CreateAsync(characteristic);
return(ch);
}
}
return(null);
}
public static async Task <IReadOnlyList <Device> > GetDevicesAsync(this IAdapter1 adapter)
{
var devices = await BlueZManager.GetProxiesAsync <IDevice1>(BluezConstants.DeviceInterface, adapter);
return(await Task.WhenAll(devices.Select(Device.CreateAsync)));
}