fix: use all album artists for folder naming

internal/app/app.go

@@ -648,10 +648,7 @@ func (m *Main) ripAlbum(ctx context.Context, p provider.Client, source, albumID
 	}
 
 	albumTitle := titleFromMetadata(albumMeta, albumID)
-	albumArtist := jsonutil.NestedString(albumMeta, "artist", "name")
-	if albumArtist == "" {
-		albumArtist = "Unknown"
-	}
+	albumArtist := extractAlbumArtist(albumMeta)
 	releaseDate := jsonutil.StringFromAny(albumMeta["release_date_original"])
 	if releaseDate == "" {
 		releaseDate = jsonutil.StringFromAny(albumMeta["release_date"])
@@ -1224,10 +1221,7 @@ func (m *Main) trackOutputPath(source, id, title, ext string, d *provider.Downlo
 		if albumID == "" {
 			albumID = id
 		}
-		albumArtist := jsonutil.NestedString(trackMeta, "album", "artist", "name")
-		if albumArtist == "" {
-			albumArtist = jsonutil.NestedString(trackMeta, "performer", "name")
-		}
+		albumArtist := extractAlbumArtist(trackMetaAlbum(trackMeta))
 		albumYear := naming.YearFromDate(jsonutil.StringFromAny(trackMeta["release_date_original"]))
 		if albumYear == "Unknown" {
 			albumYear = naming.YearFromDate(jsonutil.StringFromAny(trackMeta["release_date"]))
@@ -1613,3 +1607,42 @@ func isFFmpegMissingError(err error) bool {
 	}
 	return strings.Contains(strings.ToLower(err.Error()), "ffmpeg not found")
 }
+
+func extractAlbumArtist(albumMeta map[string]any) string {
+	if artistsRaw, ok := albumMeta["artists"].([]any); ok {
+		names := make([]string, 0, len(artistsRaw))
+		for _, a := range artistsRaw {
+			artist, ok := a.(map[string]any)
+			if !ok {
+				continue
+			}
+			if name := jsonutil.StringFromAny(artist["name"]); name != "" {
+				names = append(names, name)
+			}
+		}
+		if len(names) > 0 {
+			return displayArtistNames(names)
+		}
+	}
+	if names := stringSliceFromAny(albumMeta["artist_names"]); len(names) > 0 {
+		return displayArtistNames(names)
+	}
+	artist := jsonutil.NestedString(albumMeta, "artist", "name")
+	if artist != "" {
+		return artist
+	}
+	return "Unknown"
+}
+
+func displayArtistNames(names []string) string {
+	switch len(names) {
+	case 0:
+		return ""
+	case 1:
+		return names[0]
+	case 2:
+		return names[0] + " & " + names[1]
+	default:
+		return strings.Join(names[:len(names)-1], ", ") + " & " + names[len(names)-1]
+	}
+}

internal/provider/qobuz/client.go

@@ -364,40 +364,60 @@ func qobuzDownloadExtension(resp map[string]any, quality int, streamURL string)
 }
 
 func qobuzAudioProfile(resp map[string]any, requestedQuality int, ext string) provider.AudioProfile {
+	exactBitDepth, _ := intValue(firstNonNil(resp["bit_depth"], resp["bits_depth"], resp["maximum_bit_depth"]))
+	exactSampling, _ := floatValue(firstNonNil(resp["sampling_rate"], resp["sample_rate"], resp["maximum_sampling_rate"]))
 	if formatID, ok := intValue(resp["format_id"]); ok {
 		switch formatID {
 		case 5:
+			if exactBitDepth == 0 {
+				exactBitDepth = 16
+			}
+			if exactSampling == 0 {
+				exactSampling = 44.1
+			}
 			return provider.AudioProfile{
 				Container:    "MP3",
 				Codec:        "MP3",
 				Quality:      "HIGH",
-				BitDepth:     16,
-				SamplingRate: "44.1",
+				BitDepth:     exactBitDepth,
+				SamplingRate: formatSamplingRate(exactSampling),
 				BitrateKbps:  320,
 			}
 		case 6:
+			if exactBitDepth == 0 {
+				exactBitDepth = 16
+			}
+			if exactSampling == 0 {
+				exactSampling = 44.1
+			}
 			return provider.AudioProfile{
 				Container:    "FLAC",
 				Codec:        "FLAC",
 				Quality:      "LOSSLESS",
-				BitDepth:     16,
-				SamplingRate: "44.1",
+				BitDepth:     exactBitDepth,
+				SamplingRate: formatSamplingRate(exactSampling),
 			}
 		case 7:
+			if exactBitDepth == 0 {
+				exactBitDepth = 24
+			}
 			return provider.AudioProfile{
 				Container:    "FLAC",
 				Codec:        "FLAC",
 				Quality:      "HI_RES",
-				BitDepth:     24,
-				SamplingRate: "96",
+				BitDepth:     exactBitDepth,
+				SamplingRate: formatSamplingRate(exactSampling),
 			}
 		case 27:
+			if exactBitDepth == 0 {
+				exactBitDepth = 24
+			}
 			return provider.AudioProfile{
 				Container:    "FLAC",
 				Codec:        "FLAC",
 				Quality:      "HI_RES",
-				BitDepth:     24,
-				SamplingRate: "192",
+				BitDepth:     exactBitDepth,
+				SamplingRate: formatSamplingRate(exactSampling),
 			}
 		}
 	}
@@ -438,6 +458,22 @@ func qobuzAudioProfile(resp map[string]any, requestedQuality int, ext string) pr
 	}
 }
 
+func firstNonNil(vals ...any) any {
+	for _, v := range vals {
+		if v != nil {
+			return v
+		}
+	}
+	return nil
+}
+
+func formatSamplingRate(v float64) string {
+	if v <= 0 {
+		return ""
+	}
+	return strconv.FormatFloat(v, 'f', -1, 64)
+}
+
 func (c *Client) Close() error {
 	return nil
 }

internal/provider/qobuz/client_test.go

@@ -371,6 +371,24 @@ func TestGetDownloadableUsesReturnedURLExtension(t *testing.T) {
 	}
 }
 
+func TestQobuzAudioProfileUsesExactReturnedQuality(t *testing.T) {
+	profile := qobuzAudioProfile(map[string]any{
+		"format_id":     float64(7),
+		"bit_depth":     float64(24),
+		"sampling_rate": float64(44.1),
+	}, 4, "flac")
+	if profile.BitDepth != 24 || profile.SamplingRate != "44.1" || profile.Quality != "HI_RES" {
+		t.Fatalf("unexpected profile: %+v", profile)
+	}
+}
+
+func TestQobuzAudioProfileAvoidsGuessingHiResSampleRate(t *testing.T) {
+	profile := qobuzAudioProfile(map[string]any{"format_id": float64(7)}, 4, "flac")
+	if profile.BitDepth != 24 || profile.SamplingRate != "" || profile.Quality != "HI_RES" {
+		t.Fatalf("unexpected profile: %+v", profile)
+	}
+}
+
 func qobuzSecretSig(requestTS, secret string) string {
 	raw := "trackgetFileUrlformat_id27intentstreamtrack_id19512574" + requestTS + secret
 	hash := md5.Sum([]byte(raw))