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refactor(plex): the unit's tables move into plex/models

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PlexLibrary, PlexShow, PlexSeason, PlexItem, PlexPerson, PlexCollection, PlexState, PlexLink,
PlexPlaylist and PlexPlaylistItem leave app/models.py for app/plex/models.py; app.tables registers
them. Every import is re-pointed; no schema change.
This commit is contained in:
peter
2026-10-19 21:42:07 +02:00
parent 4b6db47083
commit 533571f572
66 changed files with 566 additions and 574 deletions
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backend/app/models.py
+1 -439
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@@ -5,10 +5,8 @@ from sqlalchemy import (
BigInteger,
Boolean,
CheckConstraint,
Computed,
Date,
DateTime,
Float,
ForeignKey,
Index,
Integer,
@@ -20,7 +18,7 @@ from sqlalchemy import (
UniqueConstraint,
func,
)
from sqlalchemy.dialects.postgresql import JSONB, TSVECTOR
from sqlalchemy.dialects.postgresql import JSONB
from sqlalchemy.orm import Mapped, mapped_column, relationship, validates
from app.db import Base
@@ -514,439 +512,3 @@ class ApiTokenGrant(Base):
can_read: Mapped[bool] = mapped_column(Boolean, default=False, server_default="false")
can_write: Mapped[bool] = mapped_column(Boolean, default=False, server_default="false")
can_delete: Mapped[bool] = mapped_column(Boolean, default=False, server_default="false")
# --- Plex integration (optional) -------------------------------------------------------------
# A dedicated, self-contained catalog mirrored from a locally-reachable Plex server. Playback is
# from the LOCAL physical file (Plex is metadata only); per-user watch state lives in plex_states
# so it works for users without a Plex account. Mirrors the app's "shared catalog, private
# per-user state" model. The weighted FTS search_vector uses the same unaccent_simple config as
# `videos` (migrations 0031/0032).
class PlexLibrary(Base, TimestampMixin, UpdatedAtMixin):
"""A mirrored Plex library section. Only `enabled` sections are exposed in the feed.
`plex_key` is the section id on the Plex server."""
__tablename__ = "plex_libraries"
id: Mapped[int] = mapped_column(primary_key=True)
plex_key: Mapped[str] = mapped_column(String(32), unique=True, index=True)
title: Mapped[str] = mapped_column(String(255))
kind: Mapped[str] = mapped_column(String(16)) # "movie" | "show"
enabled: Mapped[bool] = mapped_column(Boolean, default=True, server_default="true")
synced_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
# HU-overlay support. `metadata_lang` tags the section's metadata language. An OVERLAY
# library (overlay_of set) is the Hungarian-metadata twin of another section: it is never browsable
# on its own — its titles' HU fields are written onto the matched EN rows (paired by `guid`).
metadata_lang: Mapped[str] = mapped_column(String(8), default="en", server_default="en")
overlay_of: Mapped[int | None] = mapped_column(
ForeignKey("plex_libraries.id", ondelete="SET NULL"), index=True
)
class PlexShow(Base, TimestampMixin, UpdatedAtMixin):
"""A TV show (grandparent of episodes) — holds poster + summary for the drill-down page, plus
the same filterable metadata as movies (genres/rating/content_rating/studio/people) so the TV
grid can be filtered/sorted like the movie grid. All mirrored cheaply from the show listing."""
__tablename__ = "plex_shows"
__table_args__ = (
Index("ix_plex_shows_genres_gin", "genres", postgresql_using="gin"),
Index("ix_plex_shows_directors_gin", "directors", postgresql_using="gin"),
Index("ix_plex_shows_cast_gin", "cast_names", postgresql_using="gin"),
Index("ix_plex_shows_genres_hu_gin", "genres_hu", postgresql_using="gin"),
# ix_plex_shows_collections_gin already created with collections (migration 0047).
)
id: Mapped[int] = mapped_column(primary_key=True)
rating_key: Mapped[str] = mapped_column(String(32), unique=True, index=True)
library_id: Mapped[int] = mapped_column(
ForeignKey("plex_libraries.id", ondelete="CASCADE"), index=True
)
# Canonical external id (e.g. "tmdb:12345") — the key that pairs this EN row with its HU-overlay
# twin during sync. Indexed for the guid->row overlay match.
guid: Mapped[str | None] = mapped_column(String(64), index=True)
title: Mapped[str] = mapped_column(String(512))
summary: Mapped[str | None] = mapped_column(Text)
year: Mapped[int | None] = mapped_column(Integer)
thumb_key: Mapped[str | None] = mapped_column(
String(512)
) # Plex thumb path (proxied, not stored)
art_key: Mapped[str | None] = mapped_column(String(512))
child_count: Mapped[int | None] = mapped_column(Integer) # seasons
collection_keys: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # Plex collections this show is in
added_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), index=True)
# Filterable / orderable metadata mirrored from the show section listing (parallels PlexItem).
rating: Mapped[float | None] = mapped_column(Float, index=True) # Plex audienceRating (~IMDb)
content_rating: Mapped[str | None] = mapped_column(String(16), index=True)
studio: Mapped[str | None] = mapped_column(String(255), index=True) # network/studio
originally_available_at: Mapped[Date | None] = mapped_column(Date, index=True) # first air date
# none_as_null: an empty tag list must persist as SQL NULL, not JSON `null`. Without it a Python
# None round-trips as a JSON scalar that jsonb_array_elements_text() can't unnest ("cannot extract
# elements from a scalar") — the trap a metadata-poor library sprang on /facets. Same on plex_items.
genres: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
directors: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
cast_names: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
people_text: Mapped[str | None] = mapped_column(
Text
) # cast+directors, folded into search_vector
# Set once the show's FULL cast has been rich-fetched by the backfill; NULL = still the listing top-3.
people_enriched_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
# Rich-fetch-only detail fields, persisted by the same backfill that fills the full cast so
# the info page serves from this row instead of a live plex.metadata() call. NULL until enriched.
imdb_rating: Mapped[float | None] = mapped_column(
Float
) # IMDb-specific score (vs `rating` = audienceRating)
imdb_id: Mapped[str | None] = mapped_column(String(16)) # tt… → the clickable IMDb link
tagline: Mapped[str | None] = mapped_column(Text)
full_cast: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # ordered [{name, role, thumb}]
# --- TMDB enrichment: see the identical block on plex_items for the full rationale. Additive;
# served from the row; NULL until enriched. (`budget`/`revenue` stay NULL for shows — TV has none.) ---
tmdb_id: Mapped[int | None] = mapped_column(Integer)
tmdb_enriched_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
tmdb_rating: Mapped[float | None] = mapped_column(Float) # TMDb vote_average (0–10)
tmdb_vote_count: Mapped[int | None] = mapped_column(Integer)
budget: Mapped[int | None] = mapped_column(BigInteger)
revenue: Mapped[int | None] = mapped_column(BigInteger)
keywords: Mapped[list | None] = mapped_column(JSONB(none_as_null=True)) # [str]
crew: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # [{name, job, tmdb_id, thumb}]
studios: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # TMDB production companies [str]
production_countries: Mapped[list | None] = mapped_column(JSONB(none_as_null=True)) # [str]
recommendations: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
backdrops: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
# Hungarian-metadata twin fields, written by the overlay sync. NULL = no HU twin matched,
# so serving falls back to the EN columns. `people_text` is language-neutral, reused for both vectors.
title_hu: Mapped[str | None] = mapped_column(String(512))
tagline_hu: Mapped[str | None] = mapped_column(Text) # the HU overlay's tagline
summary_hu: Mapped[str | None] = mapped_column(Text)
genres_hu: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
search_vector: Mapped[object | None] = mapped_column(
TSVECTOR,
Computed(
"setweight(to_tsvector('public.unaccent_simple', coalesce(title, '')), 'A') || "
"setweight(to_tsvector('public.unaccent_simple', coalesce(people_text, '')), 'B') || "
"setweight(to_tsvector('public.unaccent_simple', left(coalesce(summary, ''), 1000)), 'C')",
persisted=True,
),
)
search_vector_hu: Mapped[object | None] = mapped_column(
TSVECTOR,
Computed(
"setweight(to_tsvector('public.unaccent_simple', coalesce(title_hu, '')), 'A') || "
"setweight(to_tsvector('public.unaccent_simple', coalesce(people_text, '')), 'B') || "
"setweight(to_tsvector('public.unaccent_simple', left(coalesce(summary_hu, ''), 1000)), 'C')",
persisted=True,
),
)
class PlexSeason(Base, TimestampMixin, UpdatedAtMixin):
"""A season under a show — used to order episodes for prev/next stepping."""
__tablename__ = "plex_seasons"
id: Mapped[int] = mapped_column(primary_key=True)
rating_key: Mapped[str] = mapped_column(String(32), unique=True, index=True)
show_id: Mapped[int] = mapped_column(
ForeignKey("plex_shows.id", ondelete="CASCADE"), index=True
)
title: Mapped[str | None] = mapped_column(String(255))
season_number: Mapped[int | None] = mapped_column(Integer, index=True)
thumb_key: Mapped[str | None] = mapped_column(String(512))
class PlexItem(Base, TimestampMixin, UpdatedAtMixin):
"""A playable LEAF — a movie or a single episode. This is what the feed lists and the player
plays. Movies carry `library_id` and no parents; episodes carry show/season refs +
season/episode numbers. `file_path` is the Plex-side absolute path of the physical media,
mapped through `plex_path_map` to a local mount at playback time. `playable` is the
ffprobe-derived browser-compatibility class (direct | remux | transcode)."""
__tablename__ = "plex_items"
__table_args__ = (
Index("ix_plex_items_show_order", "show_id", "season_number", "episode_number"),
Index("ix_plex_items_genres_gin", "genres", postgresql_using="gin"),
Index("ix_plex_items_directors_gin", "directors", postgresql_using="gin"),
Index("ix_plex_items_cast_gin", "cast_names", postgresql_using="gin"),
Index("ix_plex_items_collections_gin", "collection_keys", postgresql_using="gin"),
Index("ix_plex_items_genres_hu_gin", "genres_hu", postgresql_using="gin"),
)
id: Mapped[int] = mapped_column(primary_key=True)
rating_key: Mapped[str] = mapped_column(String(32), unique=True, index=True)
library_id: Mapped[int] = mapped_column(
ForeignKey("plex_libraries.id", ondelete="CASCADE"), index=True
)
kind: Mapped[str] = mapped_column(String(16), index=True) # "movie" | "episode"
# Canonical external id (e.g. "tmdb:12345") — pairs a MOVIE row with its HU-overlay twin during
# sync; indexed for the guid->row match. Episodes carry it too but it's unused for them.
guid: Mapped[str | None] = mapped_column(String(64), index=True)
show_id: Mapped[int | None] = mapped_column(
ForeignKey("plex_shows.id", ondelete="CASCADE"), index=True
)
season_id: Mapped[int | None] = mapped_column(
ForeignKey("plex_seasons.id", ondelete="CASCADE"), index=True
)
season_number: Mapped[int | None] = mapped_column(Integer)
episode_number: Mapped[int | None] = mapped_column(Integer)
title: Mapped[str] = mapped_column(String(512))
summary: Mapped[str | None] = mapped_column(Text)
year: Mapped[int | None] = mapped_column(Integer)
duration_s: Mapped[int | None] = mapped_column(Integer)
thumb_key: Mapped[str | None] = mapped_column(String(512))
art_key: Mapped[str | None] = mapped_column(String(512))
cast: Mapped[list | None] = mapped_column(JSON) # [role names]
# Physical media (from the Plex Part).
file_path: Mapped[str | None] = mapped_column(Text) # Plex-side absolute path
part_key: Mapped[str | None] = mapped_column(String(255)) # /library/parts/... (fallback fetch)
container: Mapped[str | None] = mapped_column(String(16))
codec_video: Mapped[str | None] = mapped_column(String(32))
codec_audio: Mapped[str | None] = mapped_column(String(32))
size_bytes: Mapped[int | None] = mapped_column(BigInteger)
# Browser-playability class from ffprobe: "direct" | "remux" | "transcode" (None = unprobed).
playable: Mapped[str | None] = mapped_column(String(12), index=True)
probed_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
# Transcode HW-capability facet (the playback-class filter). NULL for non-transcode items; for a
# `playable="transcode"` item: True = the prod iGPU can hardware-transcode it (codec is HW-decodable
# AND the source is 8-bit SDR), False = software libx264 only (AV1/XviD, or a 10-bit/HDR source that
# breaks the VAAPI nv12 pipeline — see plex/stream.py). Derived by `plex.sync.transcode_hw_capable`:
# set codec-only at sync (bit depth unknown from the cheap listing), then refined by the bit-depth
# backfill (`_probe_media_batch`) which downgrades a 10-bit/HDR HEVC to False. The one filterable
# home of the invariant `_want_hw`'s source gate computes at play time — kept in sync via the shared
# classifier so the catalog facet and the runtime encoder choice never disagree by codec.
transcode_hw: Mapped[bool | None] = mapped_column(Boolean, index=True)
# Video bit depth (8/10/12…) from the Plex media Stream, filled by the bit-depth backfill. NULL =
# not yet probed. Surfaced on the info page (e.g. "HEVC · 10-bit") and feeds `transcode_hw`.
video_bit_depth: Mapped[int | None] = mapped_column(Integer)
# Watermark for the bit-depth backfill: when this item's media Stream was last probed for
# bit-depth/HDR. NULL = never (the backfill's work-list). Only HW-decodable transcode items are
# probed (the rest are SW-only by codec and need no bit-depth); see `_probe_media_batch`.
media_probed_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
added_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True), index=True)
# Filterable / orderable metadata mirrored from the Plex section listing (no extra API calls;
# `rating` = Plex audienceRating, which is ~the IMDb score). The arrays back genre/person/studio
# filters (GIN-indexed) and double as content signals for a future watch-habit recommender.
rating: Mapped[float | None] = mapped_column(Float, index=True)
content_rating: Mapped[str | None] = mapped_column(String(16), index=True)
studio: Mapped[str | None] = mapped_column(String(255), index=True)
originally_available_at: Mapped[Date | None] = mapped_column(Date, index=True)
genres: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
directors: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
cast_names: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
# rating_keys of the Plex collections this movie belongs to (GIN — filter + card-strip siblings).
collection_keys: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
# Cast + director names, space-joined — folded into search_vector (weight B) so the search box
# finds titles by a person's name (and ranks them above summary-only mentions).
people_text: Mapped[str | None] = mapped_column(Text)
# Set once the movie's FULL cast has been rich-fetched by the backfill; NULL = still the listing top-3.
people_enriched_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
# Rich-fetch-only detail fields, persisted by the same backfill that fills the full cast so
# the info page serves from this row instead of a live plex.metadata() call. NULL until enriched.
imdb_rating: Mapped[float | None] = mapped_column(
Float
) # IMDb-specific score (vs `rating` = audienceRating)
imdb_id: Mapped[str | None] = mapped_column(String(16)) # tt… → the clickable IMDb link
tagline: Mapped[str | None] = mapped_column(Text)
full_cast: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # ordered [{name, role, thumb}]
# --- TMDB enrichment: matched by the canonical `guid` ("tmdb:12345"), filled by the TMDB
# backfill job, SERVED FROM THIS ROW (never a live TMDB call). Additive — imdb_rating/rating
# above stay Plex-sourced; `tmdb_rating` is the distinct TMDb community score. NULL until enriched;
# `tmdb_enriched_at` is the "tried" watermark (stamped on a definitive no-match too, so an
# unresolvable title isn't re-fetched every run; left NULL only on a transient fetch error). ---
tmdb_id: Mapped[int | None] = mapped_column(Integer)
tmdb_enriched_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
tmdb_rating: Mapped[float | None] = mapped_column(Float) # TMDb vote_average (0–10)
tmdb_vote_count: Mapped[int | None] = mapped_column(Integer)
budget: Mapped[int | None] = mapped_column(BigInteger) # USD (movies; TV has none)
revenue: Mapped[int | None] = mapped_column(BigInteger)
keywords: Mapped[list | None] = mapped_column(JSONB(none_as_null=True)) # [str]
crew: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # [{name, job, tmdb_id, thumb}]
studios: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # TMDB production companies [str]
production_countries: Mapped[list | None] = mapped_column(JSONB(none_as_null=True)) # [str]
# [{tmdb_id, title, poster, media_type}] — resolved to library rows (by guid) at serve time.
recommendations: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
backdrops: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # TMDB backdrop file_paths [str] (crossfade pool)
# Hungarian-metadata twin fields, written by the overlay sync. NULL = no HU twin matched
# (serving falls back to the EN columns). `people_text` is language-neutral, reused for both vectors.
title_hu: Mapped[str | None] = mapped_column(String(512))
tagline_hu: Mapped[str | None] = mapped_column(Text) # the HU overlay's tagline
summary_hu: Mapped[str | None] = mapped_column(Text)
genres_hu: Mapped[list | None] = mapped_column(JSONB(none_as_null=True))
search_vector: Mapped[object | None] = mapped_column(
TSVECTOR,
Computed(
"setweight(to_tsvector('public.unaccent_simple', coalesce(title, '')), 'A') || "
"setweight(to_tsvector('public.unaccent_simple', coalesce(people_text, '')), 'B') || "
"setweight(to_tsvector('public.unaccent_simple', left(coalesce(summary, ''), 1000)), 'C')",
persisted=True,
),
)
search_vector_hu: Mapped[object | None] = mapped_column(
TSVECTOR,
Computed(
"setweight(to_tsvector('public.unaccent_simple', coalesce(title_hu, '')), 'A') || "
"setweight(to_tsvector('public.unaccent_simple', coalesce(people_text, '')), 'B') || "
"setweight(to_tsvector('public.unaccent_simple', left(coalesce(summary_hu, ''), 1000)), 'C')",
persisted=True,
),
)
class PlexPerson(Base, TimestampMixin, UpdatedAtMixin):
"""A small cast/crew headshot cache, keyed by name, so person filter-chips (the cards for the
actors currently in the filter) can show a photo + count without a live per-card metadata fetch.
Populated opportunistically when an item's RICH metadata is fetched — the info-page view and the
periodic rich re-sync — since the cheap section listing that drives the main sync only carries the
top few cast. Rows whose name no longer appears in ANY item's cast_names/directors (a library
removal orphaned them) are pruned by the maintenance sweep, mirroring how Plex drops orphaned
metadata. The filterable cast lives in plex_items/plex_shows.cast_names (self-cleaning with the
row); this table is the people's own facts: the headshot link, the TMDB link and the TMDB bio
(the headshot FILE lives in the image cache, filled by the people_enrich job)."""
__tablename__ = "plex_people"
id: Mapped[int] = mapped_column(primary_key=True)
name: Mapped[str] = mapped_column(String(255), unique=True, index=True)
photo_thumb: Mapped[str | None] = mapped_column(Text) # proxied /person-image URL, or None
# TMDB person id, linked by name from a title's TMDB credits (the /person
# biography fetch builds on it). NULL until a TMDB-enriched title names this person.
tmdb_person_id: Mapped[int | None] = mapped_column(Integer)
# --- TMDB person enrichment: fetched from /person/{tmdb_person_id} by the people_enrich job,
# or by the first person-page open the job hasn't reached, then SERVED FROM THE ROW. `tmdb_enriched_at` is the watermark (set even on a
# no-op fetch so it isn't retried every open). `known_for` = top combined-credits [{tmdb_id,
# media_type, title}], resolved to library rows by guid at serve time (like recommendations). ---
biography: Mapped[str | None] = mapped_column(Text)
# TMDB's Hungarian biography, from the same request's `translations`; a Hungarian reader is
# served it, and the instance-language `biography` when TMDB has none. Birthplace, aliases and
# keywords have no Hungarian on TMDB, so they stay in the instance language.
biography_hu: Mapped[str | None] = mapped_column(Text)
birthday: Mapped[str | None] = mapped_column(String(10)) # "YYYY-MM-DD", served as-is
deathday: Mapped[str | None] = mapped_column(String(10))
place_of_birth: Mapped[str | None] = mapped_column(Text)
known_for_department: Mapped[str | None] = mapped_column(String(64))
also_known_as: Mapped[list | None] = mapped_column(JSONB(none_as_null=True)) # [str]
known_for: Mapped[list | None] = mapped_column(
JSONB(none_as_null=True)
) # [{tmdb_id, media_type, title}]
tmdb_enriched_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
class PlexCollection(Base, TimestampMixin, UpdatedAtMixin):
"""A mirrored Plex collection (a grouping of movies or shows — franchises like Avatar, curated
sets like MCU, or auto/community lists like IMDb Top 250). Mirrored in full by the background
sync so reads never hit Plex's slow collection queries. Membership is stored as `collection_keys`
on the member movies (plex_items) / shows (plex_shows). `smart` = Plex's query-based flag;
`editable` = we may write changes back to Plex (default False = read-only; set for curated ones)."""
__tablename__ = "plex_collections"
id: Mapped[int] = mapped_column(primary_key=True)
rating_key: Mapped[str] = mapped_column(String(32), unique=True, index=True)
library_id: Mapped[int] = mapped_column(
ForeignKey("plex_libraries.id", ondelete="CASCADE"), index=True
)
title: Mapped[str] = mapped_column(String(512))
summary: Mapped[str | None] = mapped_column(Text)
thumb_key: Mapped[str | None] = mapped_column(String(512))
child_count: Mapped[int | None] = mapped_column(Integer)
smart: Mapped[bool] = mapped_column(Boolean, default=False, server_default="false")
editable: Mapped[bool] = mapped_column(Boolean, default=False, server_default="false")
synced_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
class PlexState(Base, UpdatedAtMixin):
"""Per-user watch state for a Plex item — mirrors VideoState. Lives in Siftlode's own DB so
it works for users WITHOUT a Plex account (the whole point of the access-layer design).
`synced_to_plex` marks whether this state was pushed back to a linked Plex account."""
__tablename__ = "plex_states"
__table_args__ = (UniqueConstraint("user_id", "item_id", name="uq_plex_user_item"),)
id: Mapped[int] = mapped_column(primary_key=True)
user_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"))
item_id: Mapped[int] = mapped_column(
ForeignKey("plex_items.id", ondelete="CASCADE"), index=True
)
status: Mapped[str] = mapped_column(String(12), default="new", server_default="new")
position_seconds: Mapped[int] = mapped_column(
Integer, default=0, server_default="0", nullable=False
)
watched_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
progress_updated_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
synced_to_plex: Mapped[bool] = mapped_column(Boolean, default=False, server_default="false")
class PlexLink(Base, UpdatedAtMixin):
"""Links a Siftlode user to a Plex account for two-way watch-state sync (one row per user).
For the owner (the MVP scope) the row uses the server's admin token — `uses_admin=True`,
`plex_token_enc=None` — so no separate Plex login is needed; the admin token already reads/writes
the owner account's watch state. `plex_account_id` is that Plex account's numeric id, used to
filter the shared watch-history feed to this user (Phase C). Reserved for later: a friend can link
their OWN Plex account via PIN OAuth, storing a personal `plex_token_enc` (uses_admin=False) — the
sync loop then iterates link rows uniformly.
`initial_import_done` guards the one-time "Plex is master" import; `last_watch_sync_at` is the
high-water mark for the incremental Plex→Siftlode pass."""
__tablename__ = "plex_link"
id: Mapped[int] = mapped_column(primary_key=True)
user_id: Mapped[int] = mapped_column(
ForeignKey("users.id", ondelete="CASCADE"), unique=True, index=True
)
uses_admin: Mapped[bool] = mapped_column(Boolean, default=True, server_default="true")
plex_token_enc: Mapped[str | None] = mapped_column(Text) # P5b friend tokens (encrypted)
plex_account_id: Mapped[int | None] = mapped_column(Integer)
plex_username: Mapped[str | None] = mapped_column(String(255))
sync_enabled: Mapped[bool] = mapped_column(Boolean, default=False, server_default="false")
initial_import_done: Mapped[bool] = mapped_column(
Boolean, default=False, server_default="false"
)
last_watch_sync_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
linked_at: Mapped[datetime | None] = mapped_column(DateTime(timezone=True))
class PlexPlaylist(Base, TimestampMixin, UpdatedAtMixin):
"""A per-user ORDERED watch-list of Plex items — Siftlode-native (lives in our own DB, works for
users WITHOUT a Plex account, like plex_states). Unlike collections (shared, library-level), a
playlist is owned by one user and its items are ordered. Optional Plex-direction sync is a later
phase (`plex_rating_key` set once pushed back to the owner's Plex account)."""
__tablename__ = "plex_playlists"
id: Mapped[int] = mapped_column(primary_key=True)
user_id: Mapped[int] = mapped_column(ForeignKey("users.id", ondelete="CASCADE"), index=True)
title: Mapped[str] = mapped_column(String(512))
plex_rating_key: Mapped[str | None] = mapped_column(String(32))
class PlexPlaylistItem(Base):
"""One ordered entry in a playlist. `position` (0-based) orders playback."""
__tablename__ = "plex_playlist_items"
__table_args__ = (UniqueConstraint("playlist_id", "item_id", name="uq_plex_playlist_item"),)
id: Mapped[int] = mapped_column(primary_key=True)
playlist_id: Mapped[int] = mapped_column(ForeignKey("plex_playlists.id", ondelete="CASCADE"))
item_id: Mapped[int] = mapped_column(
ForeignKey("plex_items.id", ondelete="CASCADE"), index=True
)
position: Mapped[int] = mapped_column(Integer, default=0, server_default="0", nullable=False)