public NameService(GattDeviceService service, NameService defaultService, int count = -1)
{
var reg = BluetoothServiceRegistration.FindRegistration(service.Uuid);
UUID = service.Uuid.ToString("D"); // documented at https://docs.microsoft.com/en-us/dotnet/api/system.guid.tostring?view=netframework-4.8#System_Guid_ToString_System_String_
if (defaultService != null)
{
Name = defaultService.Name;
Suppress = defaultService.Suppress;
Description = defaultService.Description;
Priority = defaultService.Priority;
if (!string.IsNullOrEmpty(defaultService.RegistrationOwner))
{
RegistrationOwner = defaultService.RegistrationOwner;
}
else if (reg != null)
{
RegistrationOwner = reg.RegistrationOwner;
}
}
else
{
Name = count >= 0 ? $"Unknown{count}" : "Unknown";
if (reg != null)
{
RegistrationOwner = reg.RegistrationOwner;
}
}
}
public async Task InitAsync(GattDeviceService service, GattCharacteristic characteristic, string preferredFormat)
{
uiPreferredFormat.Text = preferredFormat;
string str = null;
try
{
AddData("Service", characteristic.Service.Uuid.ToString());
var reg = BluetoothServiceRegistration.FindRegistration(characteristic.Service.Uuid);
if (reg != null)
{
AddData("RegistrationOwner", reg.RegistrationOwner);
}
AddData("ID", characteristic.Uuid.ToString());
}
catch (Exception e1)
{
System.Diagnostics.Debug.WriteLine($"Exception: CharacteristicDetailViewer: Adding data {e1.Message}");
}
try
{
str = characteristic.UserDescription;
}
catch (Exception e2)
{
System.Diagnostics.Debug.WriteLine($"Exception: CharacteristicDetailViewer: Getting user description {e2.Message}");
}
if (!String.IsNullOrWhiteSpace(str))
{
AddData("Description", str);
}
try
{
str = "";
foreach (var format in characteristic.PresentationFormats)
{
str = $"{format.Description} type={format.FormatType} namespace={format.Namespace} unit={format.Unit} exponent={format.Exponent}";
AddData("Format", str);
}
}
catch (Exception e)
{
AddData("Format", $"Exception: {e.Message}");
}
str = "";
// Don't bother with descriptors
try
{
var dc = DeviceCharacteristic.Create(characteristic);
AddData("Methods", dc.PropertiesAsString); // e.g. Read Write etc.
}
catch (Exception e)
{
AddData("Methods", $"Exception: {e.Message}");
}
try
{
AddData("Protection Level", characteristic.ProtectionLevel.ToString());
}
catch (Exception e)
{
AddData("Protection Level", $"Exception: {e.Message}");
}
try
{
if (characteristic.CharacteristicProperties.HasFlag(GattCharacteristicProperties.Read))
{
var buffer = await characteristic.ReadValueAsync();
if (buffer.Status == GattCommunicationStatus.Success)
{
var data = ValueParser.ConvertToStringHex(buffer.Value);
AddData("Data", data);
}
else
{
AddData("Data", $"Error: {buffer.Status}");
}
}
}
catch (Exception e)
{
AddData("Data", $"Exception: {e.Message}");
}
}