Removed composition from model, makes it more readable

model/album.go

@@ -27,7 +27,8 @@ type Album struct {
 type Albums []Album
 
 type AlbumRepository interface {
-	BaseRepository
+	CountAll() (int64, error)
+	Exists(id string) (bool, error)
 	Put(m *Album) error
 	Get(id string) (*Album, error)
 	FindByArtist(artistId string) (Albums, error)

model/artist.go

@@ -7,7 +7,8 @@ type Artist struct {
 }
 
 type ArtistRepository interface {
-	BaseRepository
+	CountAll() (int64, error)
+	Exists(id string) (bool, error)
 	Put(m *Artist) error
 	Get(id string) (*Artist, error)
 	PurgeInactive(active Artists) error

model/base.go

@@ -2,11 +2,6 @@ package model
 
 import "errors"
 
-type BaseRepository interface {
-	CountAll() (int64, error)
-	Exists(id string) (bool, error)
-}
-
 var (
 	ErrNotFound = errors.New("data not found")
 )

model/index.go

@@ -24,7 +24,8 @@ func (a ArtistInfos) Less(i, j int) bool {
 type ArtistIndexes []ArtistIndex
 
 type ArtistIndexRepository interface {
-	BaseRepository
+	CountAll() (int64, error)
+	Exists(id string) (bool, error)
 	Put(m *ArtistIndex) error
 	Get(id string) (*ArtistIndex, error)
 	GetAll() (ArtistIndexes, error)

model/mediafile.go

@@ -46,7 +46,8 @@ func (a MediaFiles) Less(i, j int) bool {
 }
 
 type MediaFileRepository interface {
-	BaseRepository
+	CountAll() (int64, error)
+	Exists(id string) (bool, error)
 	Put(m *MediaFile) error
 	Get(id string) (*MediaFile, error)
 	FindByAlbum(albumId string) (MediaFiles, error)

model/playlist.go

@@ -12,7 +12,8 @@ type Playlist struct {
 }
 
 type PlaylistRepository interface {
-	BaseRepository
+	CountAll() (int64, error)
+	Exists(id string) (bool, error)
 	Put(m *Playlist) error
 	Get(id string) (*Playlist, error)
 	GetAll(options ...QueryOptions) (Playlists, error)