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fix(scanner): optimize missing flag update logic for artists

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Signed-off-by: Deluan <deluan@navidrome.org>
This commit is contained in:
Deluan 2025-05-24 11:28:39 -04:00
parent a9f93c97e1
commit 6bf6424864
2 changed files with 14 additions and 15 deletions
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27
persistence/artist_repository.go
View File

@ -244,24 +244,23 @@ func (r *artistRepository) purgeEmpty() error {
return nil
}
// markMissing sets the Missing flag based on album data.
func (r *artistRepository) markMissing() (int64, error) {
// markMissing marks artists as missing if all their albums are missing.
func (r *artistRepository) markMissing() error {
q := Expr(`
update artist
set missing = not exists (
select 1 from album_artists aa
join album a on aa.album_id = a.id
where aa.artist_id = artist.id and a.missing = false
)
with artists_with_non_missing_albums as (
select distinct aa.artist_id
from album_artists aa
join album a on aa.album_id = a.id
where a.missing = false
)
update artist
set missing = (artist.id not in (select artist_id from artists_with_non_missing_albums));
`)
c, err := r.executeSQL(q)
_, err := r.executeSQL(q)
if err != nil {
return 0, fmt.Errorf("marking missing artists: %w", err)
return fmt.Errorf("marking missing artists: %w", err)
}
if c > 0 {
log.Debug(r.ctx, "Marked missing artists", "totalUpdated", c)
}
return c, nil
return nil
}
// RefreshPlayCounts updates the play count and last play date annotations for all artists, based

2
persistence/persistence.go
View File

@ -170,7 +170,7 @@ func (s *SQLStore) GC(ctx context.Context) error {
err := chain.RunSequentially(
trace(ctx, "purge empty albums", func() error { return s.Album(ctx).(*albumRepository).purgeEmpty() }),
trace(ctx, "purge empty artists", func() error { return s.Artist(ctx).(*artistRepository).purgeEmpty() }),
trace(ctx, "mark missing artists", func() error { _, err := s.Artist(ctx).(*artistRepository).markMissing(); return err }),
trace(ctx, "mark missing artists", func() error { return s.Artist(ctx).(*artistRepository).markMissing() }),
trace(ctx, "purge empty folders", func() error { return s.Folder(ctx).(*folderRepository).purgeEmpty() }),
trace(ctx, "clean album annotations", func() error { return s.Album(ctx).(*albumRepository).cleanAnnotations() }),
trace(ctx, "clean artist annotations", func() error { return s.Artist(ctx).(*artistRepository).cleanAnnotations() }),