fix(subsonic): getRandomSongs with genre filter

fix https://github.com/dweymouth/supersonic/issues/577

Signed-off-by: Deluan <deluan@navidrome.org>

persistence/mediafile_repository_test.go

@@ -4,7 +4,6 @@ import (
 	"context"
 	"time"
 
-	"github.com/Masterminds/squirrel"
 	"github.com/navidrome/navidrome/log"
 	"github.com/navidrome/navidrome/model"
 	"github.com/navidrome/navidrome/model/id"
@@ -53,17 +52,6 @@ var _ = Describe("MediaRepository", func() {
 		Expect(err).To(MatchError(model.ErrNotFound))
 	})
 
-	XIt("filters by genre", func() {
-		Expect(mr.GetAll(model.QueryOptions{
-			Sort:    "genre.name asc, title asc",
-			Filters: squirrel.Eq{"genre.name": "Rock"},
-		})).To(Equal(model.MediaFiles{
-			songDayInALife,
-			songAntenna,
-			songComeTogether,
-		}))
-	})
-
 	Context("Annotations", func() {
 		It("increments play count when the tracks does not have annotations", func() {
 			id := "incplay.firsttime"

server/subsonic/filter/filters.go

@@ -95,7 +95,7 @@ func SongsByRandom(genre string, fromYear, toYear int) Options {
 	}
 	ff := And{}
 	if genre != "" {
-		ff = append(ff, Eq{"genre.name": genre})
+		ff = append(ff, filterByGenre(genre))
 	}
 	if fromYear != 0 {
 		ff = append(ff, GtOrEq{"year": fromYear})
@@ -118,11 +118,15 @@ func SongWithLyrics(artist, title string) Options {
 
 func ByGenre(genre string) Options {
 	return addDefaultFilters(Options{
-		Sort: "name asc",
-		Filters: persistence.Exists("json_tree(tags)", And{
-			Like{"value": genre},
-			NotEq{"atom": nil},
-		}),
+		Sort:    "name asc",
+		Filters: filterByGenre(genre),
+	})
+}
+
+func filterByGenre(genre string) Sqlizer {
+	return persistence.Exists("json_tree(tags)", And{
+		Like{"value": genre},
+		NotEq{"atom": nil},
 	})
 }