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Add bulk import optimization: track_lookup cache, batch inserts, BulkSubmitter

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safierinx-a 2026-03-27 03:29:33 +05:30
parent 0ec7b458cc
commit ae373a7090
21 changed files with 1296 additions and 125 deletions
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32
internal/importer/lastfm.go
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@ -50,18 +50,17 @@ func ImportLastFMFile(ctx context.Context, store db.DB, mbzc mbz.MusicBrainzCall
return fmt.Errorf("ImportLastFMFile: %w", err)
}
defer file.Close()
var throttleFunc = func() {}
if ms := cfg.ThrottleImportMs(); ms > 0 {
throttleFunc = func() {
time.Sleep(time.Duration(ms) * time.Millisecond)
}
}
export := make([]LastFMExportPage, 0)
err = json.NewDecoder(file).Decode(&export)
if err != nil {
return fmt.Errorf("ImportLastFMFile: %w", err)
}
count := 0
bs := NewBulkSubmitter(ctx, BulkSubmitterOpts{
Store: store,
Mbzc: mbzc,
})
for _, item := range export {
for _, track := range item.Track {
album := track.Album.Text
@ -96,7 +95,6 @@ func ImportLastFMFile(ctx context.Context, store db.DB, mbzc mbz.MusicBrainzCall
ts = time.Unix(unix, 0).UTC()
}
if !inImportTimeWindow(ts) {
l.Debug().Msgf("Skipping import due to import time rules")
continue
}
@ -105,7 +103,7 @@ func ImportLastFMFile(ctx context.Context, store db.DB, mbzc mbz.MusicBrainzCall
artistMbidMap = append(artistMbidMap, catalog.ArtistMbidMap{Artist: track.Artist.Text, Mbid: artistMbzID})
}
opts := catalog.SubmitListenOpts{
bs.Accept(catalog.SubmitListenOpts{
MbzCaller: mbzc,
Artist: track.Artist.Text,
ArtistNames: []string{track.Artist.Text},
@ -118,16 +116,14 @@ func ImportLastFMFile(ctx context.Context, store db.DB, mbzc mbz.MusicBrainzCall
Client: "lastfm",
Time: ts,
UserID: 1,
SkipCacheImage: !cfg.FetchImagesDuringImport(),
}
err = catalog.SubmitListen(ctx, store, opts)
if err != nil {
l.Err(err).Msg("Failed to import LastFM playback item")
return fmt.Errorf("ImportLastFMFile: %w", err)
}
count++
throttleFunc()
SkipCacheImage: true,
})
}
}
count, err := bs.Flush()
if err != nil {
return fmt.Errorf("ImportLastFMFile: %w", err)
}
return finishImport(ctx, filename, count)
}