🚧 More of fingerprinting

media/brainz/brainz.go

@@ -19,6 +19,45 @@ type Recording struct {
 	Video            bool
 	Releases         []Release
 	Genres           []Genre
+	ArtistCredit     []ArtistCredit `json:"artist-credit"`
+}
+
+func (r Recording) FirstArtist() Artist {
+	var a Artist
+	for _, ac := range r.ArtistCredit {
+		if ac.Artist.Name != "" {
+			return ac.Artist
+		}
+	}
+	for _, rel := range r.Releases {
+		for _, ac := range rel.ArtistCredit {
+			if ac.Artist.Name != "" {
+				return ac.Artist
+			}
+		}
+	}
+
+	if a.Name == "" {
+		a.Name = "Unknown Artist"
+	}
+	return a
+}
+
+func (r Recording) FirstGenre() Genre {
+	var g Genre
+	for _, g = range r.Genres {
+		if g.Name != "" {
+			return g
+		}
+	}
+	for _, rel := range r.Releases {
+		for _, g = range rel.Genres {
+			if g.Name != "" {
+				return g
+			}
+		}
+	}
+	return g
 }
 
 type Genre struct {