soulsync/api/video/discover.py
BoulderBadgeDad d984895cba video discover: keep foreign titles out of general rails + fix hide-owned sparse rows
Two Discover UX issues:
- Foreign-language titles leaked into the general genre/decade rails. Added an
  original-language filter (with_original_language) through client.discover -> discover_filter
  -> /discover/list (?lang=); the genre/decade/'because you like' rails now pin lang=en, and a
  handful of dedicated foreign rails (Korean/Japanese/Spanish/French/Hindi) house non-English.
- 'Hide owned' + a huge library = nearly-empty rails (a 2-page batch was mostly owned, then
  CSS-hidden to almost nothing). /discover/list now takes hide_owned=1: it drops owned
  server-side and pages DEEPER (up to 8) until a rail has ~24 un-owned. fillShelf passes
  hide_owned when the toggle's on; toggling re-renders the rails (+ personalized rows) instead
  of just CSS-hiding cards.
2026-06-22 23:59:21 -07:00

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"""Video discover API — browse TMDB (movies/TV the user doesn't own yet).
GET /api/video/discover/hero → trending titles w/ backdrops (slideshow)
GET /api/video/discover/genres → {movie:[{id,name}], show:[{id,name}]}
GET /api/video/discover/list?... → one shelf/grid of items, e.g.
?key=trending → trending movies + shows
?key=<curated>&page= → a canned list (popular_movies, top_shows…)
?kind=movie|show&genre=&year=&decade=&sort=&page= → a filtered browse
Items are annotated with ``library_id`` when already owned (so the card links to
the owned detail, not the TMDB preview). Reads only the enrichment engine +
video.db; isolated from the music API.
"""
from __future__ import annotations
from flask import jsonify, request
from utils.logging_config import get_logger
logger = get_logger("video_api.discover")
def register_routes(bp):
@bp.route("/discover/hero", methods=["GET"])
def video_discover_hero():
"""A few trending titles that have a backdrop — drives the hero slideshow."""
from core.video.enrichment.engine import get_video_enrichment_engine
try:
items = [x for x in (get_video_enrichment_engine().trending() or [])
if x.get("backdrop")][:6]
except Exception:
logger.exception("discover hero failed")
items = []
return jsonify({"items": items})
@bp.route("/discover/taste", methods=["GET"])
def video_discover_taste():
"""The user's most-owned genres (movies + shows) → personalized rails."""
from . import get_video_db
try:
from core.video.sources import resolve_video_server
srv = resolve_video_server()
except Exception:
srv = None
db = get_video_db()
try:
return jsonify({"movie": db.top_owned_genres("movie", srv, 6),
"show": db.top_owned_genres("show", srv, 6)})
except Exception:
logger.exception("discover taste failed")
return jsonify({"movie": [], "show": []})
@bp.route("/discover/morelike", methods=["GET"])
def video_discover_morelike():
"""'More like <owned title>' rails — TMDB recommendations seeded from a few
random titles you already own (interleaved movie/show, max 3 rails)."""
from . import get_video_db
from core.video.enrichment.engine import get_video_enrichment_engine
try:
from core.video.sources import resolve_video_server
srv = resolve_video_server()
except Exception:
srv = None
db = get_video_db()
eng = get_video_enrichment_engine()
try:
seeds = db.random_owned_titles(2, srv)
movies = [s for s in seeds if s["kind"] == "movie"]
shows = [s for s in seeds if s["kind"] == "show"]
ordered = []
while (movies or shows) and len(ordered) < 3:
if movies:
ordered.append(movies.pop(0))
if shows and len(ordered) < 3:
ordered.append(shows.pop(0))
rails = []
for s in ordered:
items = [it for it in eng.recommendations(s["kind"], s["tmdb_id"])
if it.get("tmdb_id") != s["tmdb_id"]]
if len(items) >= 4:
rails.append({"title": "More like " + s["title"], "items": items[:30]})
return jsonify({"rails": rails})
except Exception:
logger.exception("discover morelike failed")
return jsonify({"rails": []})
@bp.route("/discover/gaps", methods=["GET"])
def video_discover_gaps():
"""'What am I missing?' rails — franchises you've started but not finished, and
more from the directors/creators you own the most. Powered by the gap engine."""
from . import get_video_db
from core.video.enrichment.engine import get_video_enrichment_engine
from core.video.discovery_gaps import collection_gaps, filmography_gaps
try:
from core.video.sources import resolve_video_server
srv = resolve_video_server()
except Exception:
srv = None
db = get_video_db()
eng = get_video_enrichment_engine()
try:
# Lazy collection-id backfill: movies matched before the collection column
# exists have no franchise id. Fill a small batch each load (self-healing);
# isolated so a backfill hiccup never breaks the gap rails.
try:
for mv in db.movies_missing_collection(srv, limit=20):
coll = eng.movie_collection(mv["tmdb_id"])
if coll is not None:
db.set_movie_collection(mv["id"], coll.get("id"), coll.get("name"))
except Exception:
logger.exception("collection-id backfill batch failed")
owned = db.owned_movie_tmdb_ids(srv)
rails = []
# Complete your collections — top franchises you've started, missing entries.
for coll in db.owned_movie_collections(srv, limit=8):
missing = collection_gaps(owned, eng.collection(coll["collection_id"]))
if missing:
name = (coll.get("name") or "Collection").strip()
rails.append({"title": "Complete the " + name, "kind": "collection",
"items": missing[:30]})
# More from the people you own the most (directors / creators).
for person in db.top_owned_people(min_titles=2, limit=6, server_source=srv):
p = eng.person_detail(person["tmdb_id"])
if not p:
continue
missing = filmography_gaps(owned, p.get("credits") or [],
kinds=("movie",), min_vote_count=50, limit=30)
if len(missing) >= 3:
rails.append({"title": "More from " + person["name"], "kind": "person",
"items": missing})
return jsonify({"rails": rails})
except Exception:
logger.exception("discover gaps failed")
return jsonify({"rails": []})
@bp.route("/discover/trailer", methods=["GET"])
def video_discover_trailer():
"""Best YouTube trailer {key,name} for a tmdb title (hero 'Trailer' button)."""
from core.video.enrichment.engine import get_video_enrichment_engine
kind = request.args.get("kind", "movie")
try:
tmdb_id = int(request.args.get("tmdb_id"))
except (TypeError, ValueError):
return jsonify({"trailer": None})
try:
tr = get_video_enrichment_engine().trailer(kind, tmdb_id)
except Exception:
logger.exception("discover trailer failed")
tr = None
return jsonify({"trailer": tr or None})
@bp.route("/discover/genres", methods=["GET"])
def video_discover_genres():
"""Genre id→name maps for both kinds (powers the genre rails + filter)."""
from core.video.enrichment.engine import get_video_enrichment_engine
eng = get_video_enrichment_engine()
try:
return jsonify({"movie": eng.genre_list("movie"), "show": eng.genre_list("show")})
except Exception:
logger.exception("discover genres failed")
return jsonify({"movie": [], "show": []})
@bp.route("/discover/list", methods=["GET"])
def video_discover_list():
"""One shelf (rail) or one page of a filtered browse — see module docstring.
``pages`` (13, default 1) fetches that many consecutive TMDB pages and
concatenates them (deduped) in one response — so a rail can show ~40 items
and still look full after 'Hide owned' drops the ones you have."""
from core.video.enrichment.engine import get_video_enrichment_engine
eng = get_video_enrichment_engine()
try:
page = max(1, int(request.args.get("page", 1) or 1))
except (TypeError, ValueError):
page = 1
try:
pages = min(3, max(1, int(request.args.get("pages", 1) or 1)))
except (TypeError, ValueError):
pages = 1
key = (request.args.get("key") or "").strip()
kind = request.args.get("kind", "movie")
genre = request.args.get("genre") or None
year = request.args.get("year") or None
decade = request.args.get("decade") or None
providers = request.args.get("providers") or None
sort = request.args.get("sort") or "popularity.desc"
lang = (request.args.get("lang") or "").strip() or None # original-language filter
hide_owned = (request.args.get("hide_owned") or "") in ("1", "true", "yes")
def fetch(p):
if key == "trending":
return eng.trending()
if key:
return eng.discover_curated(key, page=p)
return eng.discover_filter(kind, genre=genre, year=year, decade=decade,
providers=providers, sort_by=sort, page=p, language=lang)
try:
items, seen = [], set()
# Hiding owned + a huge library means most popular titles are already owned, so
# page DEEPER and drop owned server-side until the rail has enough un-owned to
# look full (instead of the client CSS-hiding most of a 2-page batch to nothing).
target = 24 if hide_owned else 0
max_pages = 8 if hide_owned else pages
for offset in range(max_pages):
batch = fetch(page + offset) or []
for it in batch:
dk = (it.get("kind"), it.get("tmdb_id"))
if dk in seen:
continue
seen.add(dk)
if hide_owned and it.get("library_id") is not None:
continue
items.append(it)
if key == "trending" or not batch:
break # trending is a fixed list; empty batch = TMDB ran out
if target and len(items) >= target:
break # enough un-owned collected
if not hide_owned and offset + 1 >= pages:
break # normal mode: respect the requested page count
return jsonify({"items": items, "page": page})
except Exception:
logger.exception("discover list failed (key=%s)", key)
return jsonify({"items": [], "page": page})