feat(database): shape the library like files, and shrink the catalog
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Plans 013 and 014, the album page that prompted them, and the smaller
fixes they turned up. Changelog, largest first.

## The local library is shaped like files, not like MusicBrainz

`audio_files` carries its own tags and points at `albums` and
`artists`; `file_genres` is the one real many-to-many. `recordings`,
`release_group_recordings`, `artist_credit`, `artist_credit_artist`,
`recording_genres`, `release_groups` and `release_to_rg` are gone from
the local side, and with them a six-way join in every read, a
`MIN(release_group_id)` subquery in eleven queries and a
first-credited-artist subquery in nine. Measured on a real 25,966-file
library, every many-to-many that model expressed was 1:1 in the data.

- Ownership is a file. `GetFilePathsByRecordingMBIDs`,
  `LibraryMBIDIndex.CheckMBIDs`, `collectLibraryEntities` and
  `pruneStaleLocalCrossReferences` all join `audio_files`, so the 812
  orphaned recordings, 216 release groups and 260 artists that library
  carried are now structurally impossible.
- One projection: every track query selects from the `track_metadata`
  view, one row type, one mapper. Nine hand-rolled copies had drifted
  far enough to report different years on different screens.
- `library_id = 0` means every library, so each list query exists once
  instead of scoped and unscoped with a branch at every call site.
- No migration chain. `sql/schemas/` is the one description of the
  shape; `sql/migrations/`, `applyMigrations` and `schema_migrations`
  are squashed away, along with the drift between them that had sqlc
  generating against a stale schema.
- `database.InsertTestTrack` is the one test seeder; twenty test files
  had been assembling the old FK chain each in its own order.

## The catalog stores its ids as bytes

`explore_index`'s three 36-char MBID columns and its entity-type text
are 16 raw bytes and a small integer. The table and its six indexes go
780 MB to 405 MB on a real 2,052,200-row catalog, which is why a fresh
install is ~0.6 GB rather than ~1.0 GB.

- `backend/explore/mbid.go` is the only place the encoding is known;
  everything above it speaks dashed strings.
- `CHECK(length(mbid) = 16)` makes a stringly write fail at the insert
  rather than silently returning no rows, since SQLite does not coerce
  between TEXT and BLOB.
- The importer asks the artifact what encoding it carries and converts
  on the way in, so the artifact already published keeps working and no
  format bump is needed.
- `indexRowColumns`/`scanIndexRow` replace four copies of a 22-column
  list, and `TestStoredEncodingRoundTrips` sweeps every read path.

## An album page that says how much of the album is yours

- One question, asked once: is there a file. `filePaths` is filled by a
  single batched lookup when the tracklist settles, and the badge, the
  Play count, the dimmed rows and every menu item read it — replacing
  four claims of decreasing confidence that could show a green tick on
  an album whose every action did nothing.
- Play, Play 7 of 12, or no play button at all.
- `total_tracks` on `explore_index` (~2 bytes over 400,677 release
  groups) and on `audio_files` from tags that have always carried it:
  a complete MBID-matched album now makes no catalog call at all, where
  it used to spend the most expensive request the app makes.
- A merged cluster shows the running order the most releases agree on,
  and the version list marks the release you own rather than standing a
  synthetic entry in for it.
- `AlbumReleasesFailed`: a slow fetch is no longer reported as a failed
  one by a 12-second timer.
- Rows not in the library are dimmed in place (with `aria-disabled`)
  instead of the owned ones wearing a green tick and a legend.

## Caches and cover art get ceilings

- Only the three tiers of a cover are stored; the full-resolution copy
  nothing rendered was 1,134 MB of a 1.4 GB covers directory.
- One artist portrait is downloaded and the rest are remembered as
  URLs — 4.1 GB of a 5.3 GB cache was candidates no code path reads.
- `browsedArtBudget` and `httpCacheBudget` bound what an age cannot:
  the same install held art for 5,770 artists in a 1,301-artist
  library.
- `OrphanedArtistImagesJob` joined a bare MBID onto a sharded
  directory, so it deleted the rows that were the only record of the
  files it left behind. `explore.ArtistImageDir` is that layout's one
  definition now.

## The autotag queue asks whether there is work

`tagging_items` was a row per album folder, not a queue, and no query
read the `tag_status` column that held the answer. The four queue
queries ask the files, which matters most where it is least visible:
`startPrefetch` was scoring every album in a tagged library against
MusicBrainz.

## Phantom playlist tracks resolve in place

An M3U8 imported before its files leaves phantom rows; they now match
by path and fall back to position, keep their place in the playlist
when resolved, and pair best-first so two phantoms cannot claim the
same file.

## Playing a track plays the list it is in

Double-click, and Play on a single row's menu, queue the list as
displayed with `startIndex` on that row — the album page and the track
list used to queue one track and discard the album around it. A
multi-row selection still plays exactly itself.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01AfVYUVExXsx1nSWrXN8mAh
This commit is contained in:
2026-08-16 13:58:15 -04:00
co-authored by Claude Opus 5
parent 1128881e8d
commit e7748f1fd5
208 changed files with 10944 additions and 12104 deletions
@@ -56,6 +56,9 @@ import '@awesome.me/webawesome/dist/components/popup/popup.js';
import type WaPopup from '@awesome.me/webawesome/dist/components/popup/popup.js';
import '@awesome.me/webawesome/dist/components/dropdown-item/dropdown-item.js';
import { dict, dictByName } from '@utils/binding';
import type { TrackDetails } from '@components/track-details/track-details.js';
import { showTrackDetailsForPath } from '@utils/track-details-opener.js';
import '@components/playlist-picker/playlist-picker.js';
/* ── Constants ── */
@@ -199,20 +202,33 @@ export class ExploreArtistDetails extends LitElement implements ContextMenuHost
@query('#context-menu')
private contextMenuPopup!: WaPopup;
@query('#playlist-submenu')
private playlistSubmenuPopup?: WaPopup;
@query('track-details')
private trackDetailsDialog?: TrackDetails;
/**
* The open menu's file paths, resolved once per open — see the same
* field on the album page. Only a track menu ever has any: a
* release's tracks are a different question, and adding a whole
* album to a playlist from here is not what this item says.
*/
private ctxMenuPaths: Promise<string[]> | null = null;
// -- ContextMenuHost interface --
// No playlist submenu here, for the same reason as the album page:
// every action resolves one recording's file lazily by MBID.
getContextMenuPopup(): WaPopup | undefined {
return this.contextMenuPopup;
}
getPlaylistSubmenuPopup(): WaPopup | undefined {
return undefined;
return this.playlistSubmenuPopup;
}
onContextMenuClose(): void {
this.ctxMenuTarget = null;
this.ctxMenuPaths = null;
}
/** The open menu's track, or null when it is not a track menu. */
@@ -1313,10 +1329,13 @@ export class ExploreArtistDetails extends LitElement implements ContextMenuHost
}
}
// Discography: fetch albums by artist ID and seed thumbnails
// Discography: fetch the artist's albums and seed thumbnails
// directly from library cover art.
try {
const albums = await GetAlbumsByArtist(this.localArtistId);
const albums = await GetAlbumsByArtist(
this.artistName,
libraryStore.libraryFilter(),
);
const thumbUpdates = new Map(this.thumbnailURLs);
let thumbsChanged = false;
@@ -2231,7 +2250,9 @@ export class ExploreArtistDetails extends LitElement implements ContextMenuHost
);
}
private onContextMenuAction(action: 'play' | 'add-to-queue' | 'play-next'): void {
private onContextMenuAction(
action: 'play' | 'add-to-queue' | 'play-next' | 'track-details',
): void {
const track = this.ctxMenuTrack;
this.ctxMenu.close();
@@ -2248,6 +2269,88 @@ export class ExploreArtistDetails extends LitElement implements ContextMenuHost
case 'play-next':
void this.queueTrackNext(track);
break;
case 'track-details':
void this.openTrackDetails(track);
break;
}
}
/**
* Open the "Add to Playlist" submenu for the track the menu is on.
*
* The path is resolved on demand rather than at menu-open time —
* the release menus that share this panel never need one, and a
* right-click on a track is not a statement that a playlist is
* coming. A menu closed while the lookup was in flight must not
* sprout a submenu afterwards.
*/
private async openPlaylistSubmenu(explicit: boolean): Promise<void> {
const track = this.ctxMenuTrack;
if (!track || !this.isTrackOwned(track)) return;
this.ctxMenu.clearSubmenuCloseTimer();
this.ctxMenuPaths ??= this.trackFilePath(track).then((p) =>
p ? [p] : []);
let paths: string[] = [];
try {
paths = await this.ctxMenuPaths;
} catch (error) {
console.error('Could not resolve the tracks file:', error);
this.ctxMenuPaths = null;
}
if (!this.ctxMenu.contextMenuOpen) return;
if (paths.length === 0) {
// Only an explicit activation gets an answer. A hover is how
// a submenu is *reached*, including on the way to the item
// below it — reporting a failure from one would put an error
// on screen for a menu the user was only passing through,
// and closing the menu under the pointer is worse still.
if (!explicit) return;
this.ctxMenu.close();
notificationStore.inline(ExploreArtistRegion, {
text: 'This track could not be found in your library.',
});
return;
}
await this.ctxMenu.showPlaylistSubmenu(paths);
}
/**
* The details dialog for an owned top track.
*
* The dialog wants the library's `Track` and this page has the
* catalog's recording, so the route in is the same MBID → file path
* resolution the playback actions use.
*/
private async openTrackDetails(track: LBTopRecording): Promise<void> {
try {
const path = await this.trackFilePath(track);
const outcome = path
? await showTrackDetailsForPath(
() => this.trackDetailsDialog,
path,
() => void this.openTrackDetails(track),
)
: 'not-in-library';
if (outcome === 'not-in-library') {
notificationStore.inline(ExploreArtistRegion, {
text: 'This track could not be found in your library.',
});
}
} catch (error) {
console.error('Could not open track details:', error);
notificationStore.inline(ExploreArtistRegion, {
text: describeError(error, 'Could not open track details.'),
});
}
}
@@ -2458,6 +2561,7 @@ export class ExploreArtistDetails extends LitElement implements ContextMenuHost
testid="artist-action-message"
></inline-notice>
${this.renderContextMenu()}
<track-details></track-details>
`;
}
@@ -2529,6 +2633,29 @@ export class ExploreArtistDetails extends LitElement implements ContextMenuHost
`
: nothing}
</wa-popup>
<wa-popup
id="playlist-submenu"
placement="right-start"
flip
shift
.active=${this.ctxMenu.playlistSubmenuOpen}
>
${this.ctxMenu.playlistSubmenuOpen
? html`
<div
@mouseenter=${() => this.ctxMenu.clearSubmenuCloseTimer()}
@mouseleave=${this.ctxMenu.scheduleSubmenuClose}
>
<playlist-picker
.filePaths=${this.ctxMenu.playlistFilePaths}
@playlist-action-complete=${this.ctxMenu.onPlaylistActionComplete}
@click=${(e: Event) => e.stopPropagation()}
></playlist-picker>
</div>
`
: nothing}
</wa-popup>
`;
}
@@ -2536,21 +2663,53 @@ export class ExploreArtistDetails extends LitElement implements ContextMenuHost
return html`
${this.isTrackOwned(track)
? html`
<wa-dropdown-item @click=${() => this.onContextMenuAction('play')}>
<wa-dropdown-item
@click=${() => this.onContextMenuAction('play')}
@mouseenter=${() => this.ctxMenu.closePlaylistSubmenu()}
>
<wa-icon slot="icon" name="play"></wa-icon>
Play
</wa-dropdown-item>
<wa-dropdown-item @click=${() => this.onContextMenuAction('add-to-queue')}>
<wa-dropdown-item
@click=${() => this.onContextMenuAction('add-to-queue')}
@mouseenter=${() => this.ctxMenu.closePlaylistSubmenu()}
>
<wa-icon slot="icon" name="plus"></wa-icon>
Add to Queue
</wa-dropdown-item>
<wa-dropdown-item @click=${() => this.onContextMenuAction('play-next')}>
<wa-dropdown-item
@click=${() => this.onContextMenuAction('play-next')}
@mouseenter=${() => this.ctxMenu.closePlaylistSubmenu()}
>
<wa-icon slot="icon" name="forward-step"></wa-icon>
Play Next
</wa-dropdown-item>
<wa-dropdown-item
class="submenu-item"
@mouseenter=${() => void this.openPlaylistSubmenu(false)}
@mouseleave=${this.ctxMenu.scheduleSubmenuClose}
@click=${(e: Event) => {
e.stopPropagation();
void this.openPlaylistSubmenu(true);
}}
>
<wa-icon slot="icon" name="plus"></wa-icon>
Add to Playlist
<span class="submenu-arrow">&#9654;</span>
</wa-dropdown-item>
<wa-dropdown-item
@click=${() => this.onContextMenuAction('track-details')}
@mouseenter=${() => this.ctxMenu.closePlaylistSubmenu()}
>
<wa-icon slot="icon" name="circle-info"></wa-icon>
Track Details
</wa-dropdown-item>
`
: nothing}
<wa-dropdown-item @click=${() => this.viewTrackOnMusicBrainz()}>
<wa-dropdown-item
@click=${() => this.viewTrackOnMusicBrainz()}
@mouseenter=${() => this.ctxMenu.closePlaylistSubmenu()}
>
<wa-icon slot="icon" name="globe"></wa-icon>
View on MusicBrainz
</wa-dropdown-item>