Improved soundtrack components

pages/soundtrack/random.go

@@ -0,0 +1,29 @@
+package soundtrack
+
+import (
+	"math/rand"
+
+	"github.com/aerogo/aero"
+	"github.com/animenotifier/arn"
+)
+
+// Random returns a random soundtrack.
+func Random(ctx *aero.Context) string {
+	tracks := arn.AllSoundTracks()
+	index := rand.Intn(len(tracks))
+	track := tracks[index]
+
+	return ctx.JSON(track)
+}
+
+// Next returns the next soundtrack for the audio player.
+func Next(ctx *aero.Context) string {
+	tracks := arn.FilterSoundTracks(func(track *arn.SoundTrack) bool {
+		return track.File != ""
+	})
+
+	index := rand.Intn(len(tracks))
+	track := tracks[index]
+
+	return ctx.JSON(track)
+}