/// <summary>
/// Return if artist exists in repository, if not fetch from MusicBrainz and populate then return
/// </summary>
/// <param name="name">Query name of Artist</param>
/// <param name="resultsCount">Maximum Number of Results</param>
public async Task <Artist> ArtistByName(string name, int?resultsCount = null)
{
Artist result = null;
try
{
using (var db = new LiteDatabase(FileName))
{
var col = db.GetCollection <RepositoryArtist>("artists");
col.EnsureIndex(x => x.ArtistName);
col.EnsureIndex(x => x.ArtistMbId);
var artist = col.Find(x => x.ArtistName.Equals(name, StringComparison.OrdinalIgnoreCase)).FirstOrDefault();
if (artist == null)
{
// Perform a query to get the MbId for the Name
var artistResult = await MusicBrainzRequestHelper.GetAsync <ArtistResult>(MusicBrainzRequestHelper.CreateSearchTemplate("artist", name, resultsCount ?? 1, 0));
if (artistResult == null || artistResult.artists == null || !artistResult.artists.Any() || artistResult.count < 1)
{
return(null);
}
var mbId = artistResult.artists.First().id;
// Now perform a detail request to get the details by the MbId
result = await MusicBrainzRequestHelper.GetAsync <Artist>(MusicBrainzRequestHelper.CreateLookupUrl("artist", mbId, "aliases+tags+genres+url-rels"));
if (result != null)
{
col.Insert(new RepositoryArtist
{
ArtistName = name,
ArtistMbId = result.id,
Artist = result
});
}
}
else
{
result = artist.Artist;
}
}
}
catch (HttpRequestException ex)
{
Logger.LogTrace($"MusicBrainzArtist: ArtistName [{ name }], HttpRequestException: [{ ex.ToString() }] ");
}
catch (Exception ex)
{
Logger.LogError(ex);
}
return(result);
}
public async Task <OperationResult <IEnumerable <ArtistSearchResult> > > PerformArtistSearch(string query, int resultsCount)
{
ArtistSearchResult result = null;
try
{
this.Logger.LogTrace("MusicBrainzProvider:PerformArtistSearch:{0}", query);
// Find the Artist
var artistCacheKey = string.Format("uri:musicbrainz:ArtistSearchResult:{0}", query);
result = this.CacheManager.Get <ArtistSearchResult>(artistCacheKey);
if (result == null)
{
ArtistResult artistResult = null;
try
{
artistResult = await MusicBrainzRequestHelper.GetAsync <ArtistResult>(MusicBrainzRequestHelper.CreateSearchTemplate("artist", query, resultsCount, 0));
}
catch (Exception ex)
{
this.Logger.LogError(ex);
}
if (artistResult == null || artistResult.artists == null || artistResult.count < 1)
{
return(new OperationResult <IEnumerable <ArtistSearchResult> >());
}
var a = artistResult.artists.First();
var mbArtist = await MusicBrainzRequestHelper.GetAsync <Artist>(MusicBrainzRequestHelper.CreateLookupUrl("artist", artistResult.artists.First().id, "releases"));
if (mbArtist == null)
{
return(new OperationResult <IEnumerable <ArtistSearchResult> >());
}
result = new ArtistSearchResult
{
ArtistName = mbArtist.name,
ArtistSortName = mbArtist.sortname,
MusicBrainzId = mbArtist.id,
ArtistType = mbArtist.type,
IPIs = mbArtist.ipis,
ISNIs = mbArtist.isnis
};
if (mbArtist.lifespan != null)
{
result.BeginDate = SafeParser.ToDateTime(mbArtist.lifespan.begin);
result.EndDate = SafeParser.ToDateTime(mbArtist.lifespan.end);
}
if (a.aliases != null)
{
result.AlternateNames = a.aliases.Select(x => x.name).Distinct().ToArray();
}
if (a.tags != null)
{
result.Tags = a.tags.Select(x => x.name).Distinct().ToArray();
}
var mbFilteredReleases = new List <Release>();
var filteredPlaces = new List <string> {
"US", "WORLDWIDE", "XW", "GB"
};
foreach (var release in mbArtist.releases)
{
if (filteredPlaces.Contains((release.country ?? string.Empty).ToUpper()))
{
mbFilteredReleases.Add(release);
}
}
result.Releases = new List <ReleaseSearchResult>();
var bag = new ConcurrentBag <Release>();
var filteredReleaseDetails = mbFilteredReleases.Select(async release =>
{
bag.Add(await this.MusicBrainzReleaseById(release.id));
});
await Task.WhenAll(filteredReleaseDetails);
foreach (var mbRelease in bag.Where(x => x != null))
{
var release = new ReleaseSearchResult
{
MusicBrainzId = mbRelease.id,
ReleaseTitle = mbRelease.title,
ReleaseThumbnailUrl = mbRelease.coverThumbnailUrl
};
if (mbRelease.imageUrls != null)
{
release.ImageUrls = mbRelease.imageUrls;
}
if (mbRelease.releaseevents != null)
{
release.ReleaseDate = SafeParser.ToDateTime(mbRelease.releaseevents.First().date);
}
// Labels
if (mbRelease.media != null)
{
var releaseMedias = new List <ReleaseMediaSearchResult>();
foreach (var mbMedia in mbRelease.media)
{
var releaseMedia = new ReleaseMediaSearchResult
{
ReleaseMediaNumber = SafeParser.ToNumber <short?>(mbMedia.position),
TrackCount = mbMedia.trackcount
};
if (mbMedia.tracks != null)
{
var releaseTracks = new List <TrackSearchResult>();
foreach (var mbTrack in mbMedia.tracks)
{
releaseTracks.Add(new TrackSearchResult
{
MusicBrainzId = mbTrack.id,
TrackNumber = SafeParser.ToNumber <short?>(mbTrack.number),
Title = mbTrack.title,
Duration = mbTrack.length
});
}
releaseMedia.Tracks = releaseTracks;
}
releaseMedias.Add(releaseMedia);
}
release.ReleaseMedia = releaseMedias;
}
result.Releases.Add(release);
}
;
this.CacheManager.Add(artistCacheKey, result);
}
}
catch (HttpRequestException)
{
}
catch (Exception ex)
{
this.Logger.LogError(ex);
}
if (result == null)
{
this.Logger.LogWarning("MusicBrainzArtist: ArtistName [{0}], No MusicBrainz Artist Found", query);
}
else
{
this.Logger.LogTrace("MusicBrainzArtist: Result [{0}]", query, result.ToString());
}
return(new OperationResult <IEnumerable <ArtistSearchResult> >
{
IsSuccess = result != null,
Data = new ArtistSearchResult[] { result }
});
}