Page type-check: types for what the API sends, and for S (#235)

web/src/types.ts mirrors FeedRow, EntryRow, EncRow, /api/me and PopularRow; types only, so
swc strips it and it is not in build.mjs's list.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

web/src/types.ts

@@ -0,0 +1,115 @@
+// What ipx's API sends the page, as types for the type-check (#235), each named after the Rust
+// struct it mirrors in crates/ipx/src. Types only: swc strips this file to nothing, so it is not
+// in web/build.mjs's list; tsconfig.json's glob reads it. A field added there goes here too.
+// An Option is `T | null`, as serde writes None.
+
+/// A feed in your list, `/api/feeds` and the live `feed_row` (web.rs FeedRow).
+interface Feed {
+  id: string;
+  url: string;
+  title: string | null;
+  image: string | null;
+  folder: string | null;
+  category: string | null;
+  feed_category: string | null;
+  keywords: string[];
+  blocked: string[];
+  deadair: boolean;
+  deadair_pause: number;
+  allow_explicit: boolean;
+  auto_download: boolean;
+  max_new_per_check: number | null;
+  /// The OPML subscription it came from.
+  group: string | null;
+  orphaned: boolean;
+  managed: boolean;
+  schedule: string | null;
+  schedule_mins: number | null;
+  every_mins: number;
+  last_checked: number | null;
+  next_check: number | null;
+  last_error: string | null;
+  failing: {reason: string, new_url: string | null} | null;
+  entries: number;
+  downloaded: number;
+  unread: number;
+  subscribers: number;
+  pinned: boolean;
+  private: boolean;
+  private_by_address: boolean;
+}
+
+/// An item, in a page of `/api/entries` (db.rs EntryRow).
+interface Entry {
+  guid: string;
+  feed_id: string;
+  title: string | null;
+  link: string | null;
+  published: number | null;
+  description: string | null;
+  read: boolean;
+  flagged: boolean;
+  image: string | null;
+  duration: number | null;
+  episode: number | null;
+  season: number | null;
+  position: number;
+  enclosures: Enclosure[];
+}
+
+/// An item's file (db.rs EncRow).
+interface Enclosure {
+  id: number;
+  /// Seconds DeadAir's copy saves, when you play it from one.
+  deadair?: number | null;
+  deadair_pending?: boolean;
+  feed_id: string;
+  guid: string;
+  url: string;
+  mime: string | null;
+  length: number | null;
+  path: string | null;
+  state: string;
+  last_error: string | null;
+}
+
+/// `/api/me`.
+interface Me {
+  name: string;
+  admin: boolean;
+  sign_out: string;
+  blocked: string[];
+  deadair_saved: number;
+  theme: {name: string, mode: string} | null;
+  version: string;
+}
+
+/// A feed as the Directory lists it (web.rs PopularRow): never its address.
+interface DirFeed {
+  id: string;
+  title: string | null;
+  image: string | null;
+  subscribers: number;
+  subscribed: boolean;
+  /// Its id in your list, when it is yours.
+  feed: string | null;
+  category: string | null;
+  subcategory: string | null;
+  podcast: boolean;
+}
+
+/// The page's own state (util.ts `S`).
+interface State {
+  feeds: Feed[];
+  /// The feed or place open: a feed's id, or a view such as ':all'.
+  feed: string | null;
+  entries: Entry[];
+  total: number;
+  offset: number;
+  filter: string;
+  q: string;
+  /// The selected item's guid.
+  sel: string | null;
+  me: Me | null;
+  sort: {col: string, dir: 'asc' | 'desc'};
+}

web/src/util.ts

@@ -215,7 +215,7 @@ function folderArt(f,kids){
 function nav(on){ $('#sidebar').classList.toggle('open',on); $('#scrim').hidden=!on; }
 
 /* ---------------- state ---------------- */
-const S = {
+const S: State = {
   feeds:[],
   // Which feed (or place) and which tab were open last time, so a refresh lands back where
   // you were instead of jumping to the first feed alphabetically.