protected override async Task FetchLastfmData(BaseItem item, string id, CancellationToken cancellationToken)
{
// Get artist info with provided id
var url = RootUrl + string.Format("method=artist.getInfo&mbid={0}&api_key={1}&format=json", UrlEncode(id), ApiKey);
LastfmGetArtistResult result = null;
try
{
using (var json = await HttpClient.Get(url, LastfmResourcePool, cancellationToken).ConfigureAwait(false))
{
result = JsonSerializer.DeserializeFromStream <LastfmGetArtistResult>(json);
}
}
catch (HttpException e)
{
if (e.StatusCode == HttpStatusCode.NotFound)
{
throw new LastfmProviderException(string.Format("Unable to retrieve artist info for {0} with id {1}", item.Name, id));
}
throw;
}
if (result != null && result.artist != null)
{
LastfmHelper.ProcessArtistData(item, result.artist);
//And save locally if indicated
if (ConfigurationManager.Configuration.SaveLocalMeta)
{
var ms = new MemoryStream();
JsonSerializer.SerializeToStream(result.artist, ms);
cancellationToken.ThrowIfCancellationRequested();
await _providerManager.SaveToLibraryFilesystem(item, Path.Combine(item.MetaLocation, LocalMetaFileName), ms, cancellationToken).ConfigureAwait(false);
}
}
}
public override Task <bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
{
return(Task.Run(() =>
{
cancellationToken.ThrowIfCancellationRequested();
var entry = item.ResolveArgs.GetMetaFileByPath(Path.Combine(item.MetaLocation, LastfmHelper.LocalArtistMetaFileName));
if (entry.HasValue)
{
// read in our saved meta and pass to processing function
var data = JsonSerializer.DeserializeFromFile <LastfmArtist>(entry.Value.Path);
cancellationToken.ThrowIfCancellationRequested();
LastfmHelper.ProcessArtistData(item, data);
item.SetProviderId(MetadataProviders.Musicbrainz, data.mbid);
SetLastRefreshed(item, DateTime.UtcNow);
return true;
}
return false;
}));
}
