Change index in playlist to start from 1

db/migration/20200516140647_add_playlist_tracks_table.go

@@ -87,7 +87,7 @@ func Up20200516140647UpdatePlaylistTracks(tx *sql.Tx, id string, tracks string)
 		return err
 	}
 	for i, trackId := range trackList {
-		_, err := stmt.Exec(id, trackId, i)
+		_, err := stmt.Exec(id, trackId, i+1)
 		if err != nil {
 			log.Error("Error adding track to playlist", "playlistId", id, "trackId", trackId, err)
 		}

persistence/playlist_track_repository.go

@@ -112,7 +112,7 @@ func (r *playlistTrackRepository) Update(mediaFileIds []string) error {
 	}
 
 	// Add new tracks, chunk by chunk
-	pos := 0
+	pos := 1
 	for i := range chunks {
 		ins := Insert(r.tableName).Columns("playlist_id", "media_file_id", "id")
 		for _, t := range chunks[i] {