public Task Connect(ConnectDeviceRequest request)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
if (string.IsNullOrWhiteSpace(request.Username))
{
throw new ArgumentException("Username is required", nameof(request));
}
if (string.IsNullOrWhiteSpace(request.Password))
{
throw new ArgumentException("Password is required", nameof(request));
}
var fifthplayDevices = GetFifthplayDevices(request);
_credentialsRepository.SaveFifthplay(request.Username, request.Password);
var knownFifthplayDevices = _deviceRepository.GetAll().Where(d => d.Type == DeviceType.Fifthplay);
var devicesToAdd = fifthplayDevices.Where(d => !knownFifthplayDevices.Any(k => k.Identifier == d.Identifier));
var devicesToUpdate = fifthplayDevices.Where(d => knownFifthplayDevices.Any(k => k.Identifier == d.Identifier));
var devicesToDelete = knownFifthplayDevices.Where(d => !fifthplayDevices.Any(f => f.Identifier == d.Identifier));
_deviceRepository.Add(devicesToAdd);
_deviceRepository.Update(devicesToUpdate);
_deviceRepository.Delete(devicesToDelete);
return(Task.FromResult(true));
}