refactor:clean annotations in GC

persistence/persistence.go

@@ -126,7 +126,19 @@ func (db *NewSQLStore) GC(ctx context.Context) error {
 	if err != nil {
 		return err
 	}
-	return db.Artist(ctx).(*artistRepository).cleanSearchIndex()
+	err = db.Artist(ctx).(*artistRepository).cleanSearchIndex()
+	if err != nil {
+		return err
+	}
+	err = db.MediaFile(ctx).(*mediaFileRepository).cleanAnnotations()
+	if err != nil {
+		return err
+	}
+	err = db.Album(ctx).(*albumRepository).cleanAnnotations()
+	if err != nil {
+		return err
+	}
+	return db.Artist(ctx).(*artistRepository).cleanAnnotations()
 }
 
 func (db *NewSQLStore) getOrmer() orm.Ormer {

persistence/sql_annotations.go

@@ -5,6 +5,7 @@ import (
 
 	. "github.com/Masterminds/squirrel"
 	"github.com/astaxie/beego/orm"
+	"github.com/deluan/navidrome/log"
 	"github.com/deluan/navidrome/model"
 	"github.com/google/uuid"
 )
@@ -95,3 +96,15 @@ func (r sqlRepository) SetStar(starred bool, ids ...string) error {
 func (r sqlRepository) SetRating(rating int, itemID string) error {
 	return r.annUpsert(map[string]interface{}{"rating": rating}, itemID)
 }
+
+func (r sqlRepository) cleanAnnotations() error {
+	del := Delete(annotationTable).Where(Eq{"item_type": r.tableName}).Where("item_id not in (select id from " + r.tableName + ")")
+	c, err := r.executeSQL(del)
+	if err != nil {
+		return err
+	}
+	if c > 0 {
+		log.Debug(r.ctx, "Clean-up annotations", "table", r.tableName, "totalDeleted", c)
+	}
+	return nil
+}