Merges Album and AlbumDescription

main.go

@@ -26,10 +26,11 @@ func Execute() error {
 		return err
 	}
 	cacheBase = filepath.Dir(cacheBase)
-	c, err := NewAlbumDescriptionCache(cacheBase, 10, 10*time.Second)
+	c, err := NewAlbumCoverCache(cacheBase, 10, 10*time.Second)
 	if err != nil {
 		return err
 	}
+	g := AlbumDescriptionGetter{getter: c.getter}
 	start := time.Now()
 	go func() {
 		defer close(albums)
@@ -66,7 +67,7 @@ func Execute() error {
 			if ok == false {
 				break
 			}
-			_, err := c.GetDescription(a.ID)
+			err := g.Get(a)
 			cached <- true
 			if err != nil {
 				errors <- err