public async Task ScrobbleTrack(Track track)
{
if (track == null)
{
throw new ArgumentNullException(nameof(track));
}
if (_lastFmClient == null || !_lastFmClient.Auth.Authenticated)
{
throw new InvalidOperationException("User is not authenticated.");
}
// skip if already scrobbled recently
if (_lastScrobbledTracks.Contains(track))
{
return;
}
// scrobble
var response = await _lastFmClient.Scrobbler.ScrobbleAsync(
new Scrobble(track.Artist, string.Empty, track.Title, track.TimeAired));
if (response.Success)
{
// add to last scrobbled tracks
_lastScrobbledTracks.Enqueue(track);
}
}
private void TestWithSize(FixedSizeQueue <string> fixedSizeQueue, int size)
{
Assert.AreEqual(size, fixedSizeQueue.MaximumCapacity);
Assert.AreEqual(0, fixedSizeQueue.Count);
Assert.IsFalse(fixedSizeQueue.Contains(null));
for (int i = 0; i < size; i++)
{
fixedSizeQueue.Push(i.ToString());
Assert.AreEqual(i + 1, fixedSizeQueue.Count);
Assert.IsFalse(fixedSizeQueue.Contains((i + 1).ToString()));
for (int j = 0; j < i; j++)
{
Assert.AreEqual((i - j).ToString(), fixedSizeQueue[j]);
Assert.IsTrue(fixedSizeQueue.Contains((i - j).ToString()));
}
}
int index = size;
for (int i = 0; i < size * 3 + 11; i++)
{
fixedSizeQueue.Push(index++.ToString());
Assert.AreEqual(size, fixedSizeQueue.Count);
for (int j = 0; j < size; j++)
{
Assert.AreEqual((index - j - 1).ToString(), fixedSizeQueue[j]);
}
}
foreach (string s in fixedSizeQueue)
{
Assert.AreEqual((--index).ToString(), s);
}
fixedSizeQueue.Clear();
Assert.AreEqual(0, fixedSizeQueue.Count);
}