/// <summary>
/// The internal scrobble function, scrobbles pure request parameters. Could be for more
/// than one track, as specified by Last.fm, but they recommend that only one track should
/// be submitted at a time.
/// </summary>
/// <param name="parameters">A <see cref="RequestParameters"/></param>
internal async Task Scrobble(RequestParameters parameters)
{
//Initialize();
var request = new Request(new Uri("http://ws.audioscrobbler.com/2.0/"), parameters);
// A BadSessionException occurs when another client has made a handshake with this
// user's credentials, should redo a handshake and pass this exception quietly.
try
{
await request.Execute();
}
catch (BadSessionException)
{
//this.doHandshake();
await Scrobble(parameters);
}
}
/// <summary>
/// Send the now playing notification.
/// </summary>
/// <param name="track">A <see cref="NowplayingTrack"/></param>
public async Task ReportNowplayingAsync(NowplayingTrack track)
{
var parameters = new RequestParameters
{
["api_key"] = session.APIKey,
["album"] = track.Album,
["artist"] = track.Artist,
["duration"] = ((int)track.Duration.TotalSeconds).ToString(),
["method"] = "track.updateNowPlaying",
["sk"] = session.SessionKey,
["track"] = track.Title
};
var api_sig = "";
foreach (var item in parameters)
{
api_sig += item.Key + item.Value;
}
api_sig += session.APISecret;
parameters["api_sig"] = Utilities.MD5(api_sig);
Request request = new Request(new Uri("http://ws.audioscrobbler.com/2.0/"), parameters);
// A BadSessionException occurs when another client has made a handshake with this
// user's credentials, should redo a handshake and pass this exception quietly.
try
{
await request.Execute();
}
catch (BadSessionException)
{
//this.doHandshake();
await ReportNowplayingAsync(track);
}
}
