private async Task FillSimilarArtistsAsync()
{
if (this.lfmArtist != null && this.lfmArtist.SimilarArtists != null && this.lfmArtist.SimilarArtists.Count > 0)
{
await Task.Run(async() =>
{
var localSimilarArtists = new ObservableCollection <SimilarArtistViewModel>();
foreach (LastFmArtist similarArtist in this.lfmArtist.SimilarArtists)
{
string artistImageUrl = string.Empty;
try
{
// Last.fm was so nice to break their artist image API. So we need to get images from elsewhere.
LastFmArtist lfmArtist = await LastfmApi.ArtistGetInfo(similarArtist.Name, true, ResourceUtils.GetString("Language_ISO639-1"));
artistImageUrl = await FanartApi.GetArtistThumbnailAsync(lfmArtist.MusicBrainzId);
}
catch (Exception ex)
{
LogClient.Warning($"Could not get artist image from Fanart for artist {similarArtist.Name}. Exception: {ex}");
}
localSimilarArtists.Add(new SimilarArtistViewModel {
Name = similarArtist.Name, Url = similarArtist.Url, ImageUrl = artistImageUrl
});
}
this.SimilarArtists = localSimilarArtists;
});
}
RaisePropertyChanged(nameof(this.SimilarArtists));
RaisePropertyChanged(nameof(this.HasSimilarArtists));
}
public async Task SetArtistInformation(LastFmArtist lfmArtist, string artistImageUrl)
{
this.lfmArtist = lfmArtist;
RaisePropertyChanged(nameof(this.ArtistName));
RaisePropertyChanged(nameof(this.Biography));
RaisePropertyChanged(nameof(this.HasBiography));
RaisePropertyChanged(nameof(this.CleanedBiographyContent));
RaisePropertyChanged(nameof(this.Url));
RaisePropertyChanged(nameof(this.UrlText));
await this.FillSimilarArtistsAsync();
await this.FillImageAsync(artistImageUrl);
}
public async Task <LastFmTrack> GetTrackInfo(string artistName, string name)
{
var request = WebRequest.CreateHttp($"{ApiBase}/?method=track.getInfo&api_key={Key}&artist={Uri.EscapeDataString(artistName)}&track={Uri.EscapeDataString(name)}&format=json&username={User}");
request.Timeout = (int)RequestTimeout.TotalMilliseconds;
using (var response = (HttpWebResponse)await request.GetResponseAsync())
using (var reader = new StreamReader(response.GetResponseStream()))
{
var text = await reader.ReadToEndAsync();
var track = JObject.Parse(text)?["track"];
if (track == null)
{
return(null);
}
var artist = new LastFmArtist((string)track["artist"]["name"]);
var album = new LastFmAlbum((string)track["album"]?["title"], artist, imageUri: GetLargestImage(track["album"]?["image"]));
return(new LastFmTrack((string)track["name"], album, (int?)track["userplaycount"]));
}
}
public async Task LastFmAgentGetArtistByMbid()
{
LastFmAgent agent = new LastFmAgent(Secret.LastFmAuth);
LastFmArtist art = await agent.GetArtistbyMbid("83d91898-7763-47d7-b03b-b92132375c47");
LastFmApiExceptionArgs error = null;
try
{
await agent.GetArtistbyMbid("NULL");
}
catch (LastFmApiException exception)
{
error = exception.Args;
}
Assert.IsNotNull(error, "Error is null");
Assert.IsNotNull(art, "Artist is null");
Assert.AreEqual(art.Name, "Pink Floyd");
Assert.AreEqual(6, error.ErrorCode);
}
private async Task ShowArtistInfoAsync(TrackViewModel track, bool forceReload)
{
this.previousArtistName = this.artistName;
// User doesn't want to download artist info, or no track is selected.
if (!SettingsClient.Get <bool>("Lastfm", "DownloadArtistInformation") || track == null)
{
this.ArtistInfoViewModel = this.container.Resolve <ArtistInfoViewModel>();
this.artistName = string.Empty;
return;
}
// Artist name is unknown
if (string.IsNullOrEmpty(track.ArtistName))
{
ArtistInfoViewModel localArtistInfoViewModel = this.container.Resolve <ArtistInfoViewModel>();
await localArtistInfoViewModel.SetArtistInformation(new LastFmArtist { Name = string.Empty }, string.Empty);
this.ArtistInfoViewModel = localArtistInfoViewModel;
this.artistName = string.Empty;
return;
}
this.artistName = track.ArtistName;
// The artist didn't change: leave the previous artist info.
if (this.artistName.Equals(this.previousArtistName) & !forceReload)
{
return;
}
// The artist changed: we need to show new artist info.
string artworkPath = string.Empty;
this.IsBusy = true;
try
{
LastFmArtist lfmArtist = await LastfmApi.ArtistGetInfo(track.ArtistName, true, ResourceUtils.GetString("Language_ISO639-1"));
if (lfmArtist != null)
{
if (string.IsNullOrEmpty(lfmArtist.Biography.Content))
{
// In case there is no localized Biography, get the English one.
lfmArtist = await LastfmApi.ArtistGetInfo(track.ArtistName, true, "EN");
}
if (lfmArtist != null)
{
string artistImageUrl = string.Empty;
try
{
// Last.fm was so nice to break their artist image API. So we need to get images from elsewhere.
artistImageUrl = await FanartApi.GetArtistThumbnailAsync(lfmArtist.MusicBrainzId);
}
catch (Exception ex)
{
LogClient.Warning($"Could not get artist image from Fanart for artist {track.ArtistName}. Exception: {ex}");
}
ArtistInfoViewModel localArtistInfoViewModel = this.container.Resolve <ArtistInfoViewModel>();
await localArtistInfoViewModel.SetArtistInformation(lfmArtist, artistImageUrl);
this.ArtistInfoViewModel = localArtistInfoViewModel;
}
else
{
throw new Exception("lfmArtist == null");
}
}
}
catch (Exception ex)
{
LogClient.Error("Could not show artist information for Track {0}. Exception: {1}", track.Path, ex.Message);
this.ArtistInfoViewModel = this.container.Resolve <ArtistInfoViewModel>();
this.artistName = string.Empty;
}
this.IsBusy = false;
}
public async Task <IEnumerable <LastFmArtist> > GetRecommendedArtists(int count = 0)
{
var parameters = new Dictionary <string, string>();
if (count > 0)
{
parameters.Add("limit", count.ToString());
}
parameters.Add("api_key", _lastFm.ApiKey);
parameters.Add("sk", _lastFm.SessionKey);
parameters.Add("api_sig", LastFmUtils.BuildSig(_lastFm.ApiSecret, "user.getRecommendedArtists", parameters));
var response = await new CoreRequest(new Uri(LastFmConst.UrlBase), parameters, "POST").Execute();
LastFmErrorProcessor.ProcessError(response);
if (response.SelectToken("recommendations.artist") != null)
{
return(from a in response.SelectToken("recommendations.artist") select LastFmArtist.FromJson(a));
}
return(null);
}
private string FormatArtistLink(LastFmArtist artist, bool trim = false) => FormatLink(artist?.Name ?? "Unknown", artist?.Url, trim);
public async Task ArtistGetInfoTest()
{
LastFmArtist lfmArtist = await Core.Api.Lastfm.LastfmApi.ArtistGetInfo("Coldplay", false, string.Empty);
Assert.IsTrue(!string.IsNullOrEmpty(lfmArtist.Name) & !string.IsNullOrEmpty(lfmArtist.Url));
}
