Add artist ID to agent's interfaces

core/agents/interfaces.go

@@ -31,27 +31,27 @@ var (
 )
 
 type ArtistMBIDRetriever interface {
-	GetMBID(name string) (string, error)
+	GetMBID(id string, name string) (string, error)
 }
 
 type ArtistURLRetriever interface {
-	GetURL(name, mbid string) (string, error)
+	GetURL(id, name, mbid string) (string, error)
 }
 
 type ArtistBiographyRetriever interface {
-	GetBiography(name, mbid string) (string, error)
+	GetBiography(id, name, mbid string) (string, error)
 }
 
 type ArtistSimilarRetriever interface {
-	GetSimilar(name, mbid string, limit int) ([]Artist, error)
+	GetSimilar(id, name, mbid string, limit int) ([]Artist, error)
 }
 
 type ArtistImageRetriever interface {
-	GetImages(name, mbid string) ([]ArtistImage, error)
+	GetImages(id, name, mbid string) ([]ArtistImage, error)
 }
 
 type ArtistTopSongsRetriever interface {
-	GetTopSongs(artistName, mbid string, count int) ([]Song, error)
+	GetTopSongs(id, artistName, mbid string, count int) ([]Song, error)
 }
 
 var Map map[string]Constructor