// TODO: prevent cycles private async Task <List <Artist> > DiscoveryChainArtistLoop(string artist, int iterations) { Debug.Assert(iterations <= 10); var discovered = new List <Artist>(); string originalArtistName = artist; for (int i = 0; i < iterations; i++) { XDocument xml = await new LastFmClient(this.config[Common.Constants.ConfigKey.LastFmApiKey]).GetSimilarArtistsAsync(originalArtistName); List <Artist> similar = LastFmXmlParser.GetSimilarArtistNames(xml, out originalArtistName, true, 1); if (i == 0) { discovered.Add(new Artist(originalArtistName)); } if (similar.Any()) { discovered.Add(similar.First()); originalArtistName = similar.First().Name; } else { break; } } return(discovered); }
public static string CreateSimilarArtistsResponse(XDocument xml, bool isRandomized = true, int limit = 10) { string originalArtistName; List <Artist> similarArtists = LastFmXmlParser.GetSimilarArtistNames(xml, out originalArtistName, isRandomized, limit); var response = new StringBuilder(); response .Append("Similar artists to ") .Append(originalArtistName) .Append(": ") .Append(String.Join(", ", similarArtists)) .Append("."); return(response.ToString()); }