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Author SHA1 Message Date
137977893a Render subtitles client-side (<track>) instead of asking Emby to burn them in
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Six rounds of real-server debugging (see docs/architecture.md's player-
track-selection section) found three different, unrelated reasons a
server-side burn-in could fail - missing fonts, a bitmap format libass
fundamentally can't burn, ffmpeg failing outright on an otherwise
unremarkable file - none of which this app's own request ever caused or
could have fixed, all downstream of the one thing every attempt had in
common: asking Emby for a real-time video re-encode. Not needing that
re-encode at all closes the whole class of failure instead of chasing
each one.

- server/src/services/CatalogService.ts: new proxySubtitle asks Emby to
  convert the track to WebVTT (GET /Videos/{id}/{mediaSourceId}/
  Subtitles/{index}/Stream.vtt - a real Emby endpoint their own web
  client already uses for this) - entirely separate from the video
  transcode. applyPlaybackOverrides lost its SubtitleStreamIndex/
  SubtitleMethod=Encode branch - the video request no longer needs to
  know a subtitle was picked at all.
- server/src/types.ts, client/src/types.ts: PlaybackTrackOption's flag
  renamed supportsBurnIn -> isTextBased - same underlying fact (image vs
  text codec), but the name shouldn't keep describing a mechanism this
  app no longer uses.
- server/src/index.ts: new GET /api/catalog/subtitle/:itemId/:subtitleIndex
  route, grouped with the other cookie-authed media-element routes (a
  <track> can't send a bearer header either).
- client/src/api/embyApi.ts: new subtitleUrl(); streamUrl no longer
  carries SubtitleStreamIndex at all.
- client/src/views/player/Player.ts: the subtitle <select> no longer
  reloads the video (reloadWithCurrentOptions, still used for audio/
  quality, never touches subtitles now). New applySubtitleTrack()
  removes/re-adds a fresh <track> and sets video.textTracks[0].mode =
  'showing' synchronously right after appending - deliberately not
  waiting on the <track>'s own "load" event, confirmed against a real
  browser that it doesn't fire reliably at all (a known cross-browser
  quirk), which would have left a subtitle silently never shown - the
  exact symptom this whole saga started from. Re-applied on every video
  (re)load so an audio/quality change (which does still reload the
  video) doesn't drop whatever subtitle was showing.
- server/test/catalogService.test.ts: updated/new cases for
  proxySubtitle and the renamed isTextBased flag; removed the test for
  the now-deleted subtitle-forcing behavior.

Verified against the real compiled bundle: picking a text track adds one
<track> with the right URL and flips it to showing; "Aucun" removes it;
an image-coded track is listed but disabled; changing audio reloads the
video but the subtitle survives it, same element, still showing.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-14 16:31:25 +02:00
2f670ec9a4 Flag image-based subtitle tracks (PGS/VobSub/DVB) as not burn-in-able
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Two different items both failed the same way when picking a subtitle -
without knowing whether the second one was also a PGS (image/bitmap)
track like the first confirmed one, that result was ambiguous: still the
same known issue, or something new? Rather than keep digging through
server logs per item, this app can just know the answer itself - Emby's
PlaybackInfo response already includes each subtitle stream's Codec.

- server/src/services/CatalogService.ts: getPlaybackOptions reads it and
  reports supportsBurnIn: false for image-based subtitle codecs
  (hdmv_pgs_subtitle/dvd_subtitle/dvb_subtitle - IMAGE_SUBTITLE_CODECS).
  This app forces SubtitleMethod=Encode whenever a subtitle is picked
  (applyPlaybackOverrides), asking ffmpeg's `subtitles` filter (libass)
  to burn it in - libass renders text via a font, it has no path for
  compositing a pre-rendered bitmap at all, confirmed against a real
  server (see docs/architecture.md's Round 4/5).
- server/src/types.ts, client/src/types.ts: PlaybackTrackOption gains
  supportsBurnIn (subtitle tracks only, undefined for audio).
- client/src/views/player/Player.ts: the subtitle <select> now disables
  these options with a "(image, non disponible)" label instead of
  letting anyone pick a track that's guaranteed to break playback -
  listed so it's clear why, not silently missing.
- server/test/catalogService.test.ts: new case covering subrip/ass
  (supportsBurnIn: true) vs hdmv_pgs_subtitle (false) from the same
  MediaStreams response.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-14 14:45:38 +02:00
a5aca4a823 Fix home page's party "elapsed" label ignoring pauses
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Reported: the time shown for an ongoing party is the movie's elapsed
time. True, but only by coincidence - the label was actually just
Date.now() - party.createdUtc, which climbs at wall-clock speed
regardless of whether the movie is actually playing. Pause it for five
minutes and the home page keeps counting through the pause the player
itself has frozen.

- server/src/types.ts, client/src/types.ts: LobbyPartyDto gains
  positionTicks/isPaused/positionUpdatedUtc - the host's own tracked
  playback state (same values SocketGateway already maintains for their
  party's own room), null for music parties, where there's no single
  "elapsed" across a rotating queue of tracks.
- server/src/realtime/SocketGateway.ts: lobbySnapshot() fills these from
  the host's member record for video parties. Two new broadcastLobby()
  trigger points to keep it reasonably fresh: an actual pause/play
  transition (not every 3s heartbeat resend - same guard already used
  for that transition's log line) and advancing the queue (advanceQueue
  already reset every member's position for the new item; nothing had
  ever pushed that to the lobby before, so a card's title/poster/position
  could sit stale until an unrelated join/leave refreshed it).
- client/src/views/home/Home.ts: updateElapsedLabels() now computes a
  live, pause-aware position for a video party (frozen while paused,
  ticking from position+timestamp while playing) instead of always
  falling back to createdUtc - which is still exactly what a music party
  (or a party missing these fields) uses.
- server/test/socketGateway.test.ts: two new cases - the lobby snapshot's
  video-vs-music shape, and that a transition/next() refreshes it while
  an unchanged heartbeat resend doesn't.

Verified against the real bundled client with a faked "parties" push:
a paused party's label held still across a real wait; a playing one, and
a music party on the unchanged createdUtc path, both kept ticking up.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-14 13:53:10 +02:00
fff0b7a984 Fix subtitle selection timing out: hls.js's default timeouts too tight
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Reported: selecting a subtitle track (only subtitles, not audio/quality)
made the request "time out". Confirmed from the browser's own error:
hls.js gave up with a fatal fragLoadTimeOut after 4 retries, each hitting
its default 10s fragment-load timeout - not a hang, and not a repeat of
the earlier "override doesn't reach Emby" bug (see docs/architecture.md's
Player-track-selection section) - the same error's frag.baseurl already
shows SubtitleMethod=Encode correctly present in the request Emby
received, so the override chain works end to end. It's just slow: burning
a subtitle in forces a real re-encode (not a rendition, not a remux),
which measurably takes Emby longer than 10s to produce a first segment
for.

Fixed by giving both players' Hls instances explicit longer timeouts
(manifestLoadingTimeOut/levelLoadingTimeOut: 30s, fragLoadingTimeOut: 60s)
instead of hls.js's untouched defaults - applied to musicBar/MusicBar.ts
too, not just the video player, since music tracks go through the same
PlaybackInfo/transcode pipeline and could hit the same latency for a
quality change even without subtitles being involved there today.

global.d.ts's HlsStatic constructor gained an optional HlsConfig
parameter (only the four properties actually used) so this doesn't need
an `as any`/unsafe cast to pass config through.

Verified the property names are real and actually honored by hls.js
1.5.17 (the exact pinned CDN build), not silently ignored: constructed a
real Hls instance with this config and read back hls.config.* - all four
values came back as set, not as hls.js's own (tighter) defaults.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-14 13:11:06 +02:00
b2310216ce Fix settings menu visibility bug; make the music player a persistent bar
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Fix: player settings menu stuck permanently open
----------------------------------------------
.hide { display: none; } and Player.css's .settingsPanel { display: flex;
... } are both single-class selectors - equal specificity - so whichever
one esbuild happened to bundle later into app.css won the `display`
property on an element carrying both classes. Player.css's own
display:flex always landed after base.css's .hide, so #settingsPanel
showed regardless of the hide class ever being toggled - the toggle logic
itself was correct the whole time, it just had no visible effect.

Fixed at the utility class, not the one call site: `.hide` now uses
`display: none !important`, which wins a same-specificity tie regardless
of bundling order - closes off the whole bug class, since several other
components already set their own `display` for a visible state.

Feature: music player is now a persistent bottom bar, not a page
------------------------------------------------------------------
The music player was its own route (/party/:id -> views/musicPlayer/),
which meant navigating anywhere else - the sidebar, an album to queue up
more tracks - tore the whole thing down (router.ts calls a route's
cleanup, which used to call leaveParty, on every hash change). No way to
browse and listen at the same time.

- client/src/musicBar/MusicBar.ts (new): a Shell-level singleton, mounted
  once into a #musicBar element that's a sibling of #mainContent, never
  touched by route changes. Renders as a fixed bottom bar. Exposes
  initMusicBar/joinMusicParty/leaveMusicParty instead of the router's
  render()-returns-cleanup pattern, since it never registers as a route.
- views/player/Player.ts's dispatcher: a music party no longer renders a
  page - it calls joinMusicParty() and bounces back to /home (a no-op for
  every reachable call site except album's). A video party now calls
  leaveMusicParty() first (harmless no-op if nothing's active) - starting
  or joining a video watch party always leaves the listen party, since
  every party-join call site already funnels through this one dispatcher.
- views/album/Album.ts: the last per-track "start a party" UI now that
  the music player's own inline browse panel is gone (browsing just
  means navigating there normally). Each track's button starts a new
  party or adds to whichever one is already active, decided by
  getActiveMusicPartyId() at CLICK time (not render time) so the action
  taken is always correct even if the label is momentarily stale; every
  button is relabeled in place after a successful click. Starting a
  party from here no longer navigates away at all.
- views/musicPlayer/ deleted entirely (MusicPlayer.ts/.html/.css) -
  superseded by musicBar/.
- Comment updates in global.d.ts/presence.css/trackList.css/party.ts/
  types.ts that named the old module by path.

Verified both fixes by rebuilding and driving the real compiled bundle
through a local static server, with fetch/window.io/window.Hls mocked:
starting a party from an album track leaves the sidebar/page in place and
relabels the other tracks; adding a track posts to the already-active
party's id; navigating into a video party hides the bar, disconnects its
socket, and posts a real leave for the music party before the video
player renders; the settings gear opens/closes correctly for the host in
that same run.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-14 10:43:12 +02:00
4a31ee741e Rewrite server + client in TypeScript, service-oriented server architecture
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Full rewrite, requested directly. Two independent decisions since
TypeScript can't compile itself away at runtime - "no build step" and
"TypeScript" are mutually exclusive, not a small addition to the existing
setup:
- Server: plain tsc (no bundling need - Node resolves its own requires).
  server/dist mirrors server/src 1:1.
- Client: esbuild (does need bundling) - picked over a heavier tool
  (Vite, webpack) since this app's whole client is a couple thousand
  lines; its built-in CSS-from-JS bundling and a `text` loader for
  importing an HTML template as a string cover everything needed via a
  ~30-line hand-written build script (client/build.mjs), not a config
  file for something built for much bigger apps.
Both projects compile independently (no shared-types package - considered
and rejected as more structural commitment than this app's size
justifies; server/src/types.ts and client/src/types.ts have their own
overlapping DTO copies instead). server/'s `npm run dev` uses tsx for a
compile-free dev loop; `npm run build` (tsc) is what server/Dockerfile's
build stage actually runs. client/'s `npm run watch` is esbuild's own
watch mode.

Server: one singleton service class per feature, generalizing the
PartyManager/MusicQueueService pattern that already existed, rather than
route handlers with logic inline:
- AuthService (from embyAuth.js), CatalogService (NEW - previously ~15
  route handlers' worth of Emby queries/DTO shaping inlined directly in
  index.js), PartyService (renamed from PartyManager), MusicQueueService
  (ported as-is, already service-shaped), SocketGateway (from
  socketHandler.js), EmbyClient (from embyProxy.js - low-level plumbing,
  not called a "service" since it has no state/feature of its own).
- index.ts is now thin wiring only: every route reads the session, calls
  one service method, returns the result.
- Real error-handling pass, not just a port: Express 4 doesn't catch a
  rejected Promise from an async handler on its own - a new asyncRoute()
  wrapper + a single error-handling middleware replace what used to be
  zero handling for a request that outright throws. CatalogService
  methods throw a CatalogFetchError (own HTTP status - getRawItem now
  preserves Emby's real 404 instead of a blanket 502) rather than
  touching res directly.

Client: one folder per view (src/views/<name>/<Name>.ts + .html + .css)
instead of one .js file with the markup inline as a template literal. A
view's static shell moved to its .html (esbuild's text loader); per-item
dynamic content (tile grids, episode/track lists) stays as template
-literal-returning functions in the .ts, same as before. Genuinely shared
CSS (tiles, the presence avatar, the series/album detail-header pattern,
track-list rows) lives under src/styles/, imported by whichever views
need it; src/styles/base.css holds the global primitives, imported once
by app.ts. Deliberately not pushed to zero duplication/renaming shared
classes across views for tidiness alone - not worth the risk in a change
already this large. Player.ts keeps its pre-existing internal shape (the
/party/:id dispatcher + the video renderer in one file, importing
renderMusicPlayer from the sibling folder) - that pattern predates this
rewrite and only needed types, not restructuring.

Two real things the port itself caught, not just carried over:
- A type bug: porting SocketGateway's "members" broadcast, reusing
  PartyService's PublicMember interface would have type-checked fine but
  was the wrong (larger) shape - the socket broadcast never included
  isPaused/positionTicks, only the REST response did. Caught by
  comparing against the original JS line by line, fixed with a dedicated
  SocketMemberDto type.
- A real Express+TypeScript friction point: noUncheckedIndexedAccess
  (enabled in both tsconfigs - genuinely useful elsewhere, e.g.
  PartyService.advanceQueue's array indexing) makes every req.params.xxx
  read a type error, since Express's index-signature typing doesn't know
  a matched route's required :name segment is always present. Resolved
  once with a param(req, name) helper rather than 15 routes' worth of
  scattered assertions.

Verified: both projects type-check cleanly in strict mode (tsc --noEmit -
not just "esbuild didn't complain", which it wouldn't even with type
errors present, since it transpiles without checking). Server: every
unit/integration test from the JS version (party lifecycle logging, the
music queue's timer/vote/pause behavior incl. real setTimeout
auto-advance, the socket integration through SocketGateway+PartyService+
MusicQueueService together, the library-type filter, the playback
-override forcing) re-run against the compiled server/dist output -
identical results; the compiled server was actually started and confirmed
listening cleanly. Client: since esbuild bundles everything into one
app.js (no more individually-importable view modules), testing moved to
driving the real compiled bundle through its actual boot -> login ->
router -> view chain (mocked fetch/Socket.IO/hls.js, real clicks/hash
navigation) - arguably more realistic than the old per-module approach.
Confirmed this way: login, the sidebar, home's carousels, a video party
(presence, host controls, leave), the full music hierarchy, a music party
(presence, vote-skip, pause toggle, the inline browse-and-add panel), and
the series page - all through client/dist's actual output, no thrown
errors anywhere.

Not verified: an actual `docker build` of the new multi-stage Dockerfile -
this dev environment has no Docker at all. The build stage runs the exact
npm run build commands already confirmed working locally, just inside
node:20-alpine - the main remaining risk is something environment
-specific, not the build commands themselves, but a real build is still
the first thing to try after this lands.

docs/architecture.md has the full writeup (new "TypeScript and a
service-oriented architecture" section, plus a corrected top-level
"Components" overview that had gone stale even before this change).

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-09-14 09:38:14 +02:00