Merge bug/scheduler-progress-visibility: live progress for any scheduler job + parallel RSS polling

frontend/src/components/Scheduler.tsx

@@ -21,6 +21,8 @@ import { notify } from "../lib/notifications";
 import Tooltip from "./Tooltip";
 
 const POLL_MS = 4000;
+// While any job is running, poll faster so short scheduled runs aren't missed between ticks.
+const FAST_POLL_MS = 1500;
 
 // Seconds until an ISO instant (negative = past).
 function secsUntil(iso: string | null): number | null {
@@ -73,19 +75,25 @@ function StatusLegend() {
   );
 }
 
-function JobProgress({ p }: { p: NonNullable<SchedulerJob["progress"]> }) {
+// Shown for ANY running job. With reported counts it's a determinate bar; for a job that
+// runs but doesn't report progress (or hasn't yet) it falls back to a generic "working"
+// label and an indeterminate sliver — so every active run is visible, not just the ones
+// that report numbers.
+function JobProgress({ p }: { p: SchedulerJob["progress"] }) {
   const { t } = useTranslation();
-  const phase = p.phase ? t(`scheduler.phase.${p.phase}`, p.phase) : null;
+  const phase = p?.phase ? t(`scheduler.phase.${p.phase}`, p.phase) : t("scheduler.phase.working");
   const pct =
-    p.total && p.total > 0 ? Math.min(100, Math.round((p.current / p.total) * 100)) : null;
+    p?.total && p.total > 0 ? Math.min(100, Math.round((p.current / p.total) * 100)) : null;
   return (
     <div className="mt-1.5">
       <div className="flex items-center justify-between text-[11px] text-muted mb-0.5">
         <span className="truncate">{phase}</span>
         <span className="tabular-nums shrink-0">
-          {p.total != null
+          {p?.total != null
             ? `${p.current.toLocaleString()} / ${p.total.toLocaleString()}`
-            : p.current.toLocaleString()}
+            : p
+              ? p.current.toLocaleString()
+              : ""}
         </span>
       </div>
       <div className="h-1.5 rounded-full bg-border overflow-hidden">
@@ -184,7 +192,7 @@ function JobRow({
             <span> · {job.last_result}</span>
           ) : null}
         </div>
-        {job.running && job.progress && <JobProgress p={job.progress} />}
+        {job.running && <JobProgress p={job.progress} />}
       </div>
       <div className="shrink-0 text-right text-[11px] text-muted tabular-nums">
         {job.running ? (
@@ -298,8 +306,10 @@ function Stat({
 export default function Scheduler() {
   const { t } = useTranslation();
   const qc = useQueryClient();
+  // Poll faster while any job is running so live progress is smooth, then ease back when
+  // idle. Derived from the freshest data by react-query itself (see useLiveQuery).
   const q = useLiveQuery<SchedulerStatus>(["scheduler"], api.schedulerStatus, {
-    intervalMs: POLL_MS,
+    intervalMs: (d) => (d?.jobs?.some((j) => j.running) ? FAST_POLL_MS : POLL_MS),
   });
   const data = q.data;
 

frontend/src/i18n/locales/de/scheduler.json

@@ -38,7 +38,12 @@
     "enrich": "Videos anreichern",
     "backfill_recent": "Neue Uploads nachladen",
     "backfill_deep": "Ganze Historie nachladen",
-    "probe": "Shorts klassifizieren"
+    "probe": "Shorts klassifizieren",
+    "rss_poll": "Auf neue Uploads prüfen",
+    "subscriptions": "Abos synchronisieren",
+    "autotag": "Kanäle automatisch taggen",
+    "playlist_sync": "Playlists synchronisieren",
+    "working": "Arbeitet…"
   },
   "maintenance": {
     "title": "Wartung",

frontend/src/i18n/locales/en/scheduler.json

@@ -38,7 +38,12 @@
     "enrich": "Enriching videos",
     "backfill_recent": "Backfilling recent uploads",
     "backfill_deep": "Backfilling full history",
-    "probe": "Classifying Shorts"
+    "probe": "Classifying Shorts",
+    "rss_poll": "Checking for new uploads",
+    "subscriptions": "Syncing subscriptions",
+    "autotag": "Auto-tagging channels",
+    "playlist_sync": "Syncing playlists",
+    "working": "Working…"
   },
   "maintenance": {
     "title": "Maintenance",

frontend/src/i18n/locales/hu/scheduler.json

@@ -38,7 +38,12 @@
     "enrich": "Videók dúsítása",
     "backfill_recent": "Friss feltöltések behúzása",
     "backfill_deep": "Teljes előzmény behúzása",
-    "probe": "Shorts besorolás"
+    "probe": "Shorts besorolás",
+    "rss_poll": "Új feltöltések keresése",
+    "subscriptions": "Feliratkozások szinkronizálása",
+    "autotag": "Csatornák automatikus címkézése",
+    "playlist_sync": "Lejátszási listák szinkronizálása",
+    "working": "Dolgozik…"
   },
   "maintenance": {
     "title": "Karbantartás",

frontend/src/lib/useLiveQuery.ts

@@ -8,14 +8,22 @@ import { useQuery, type QueryKey } from "@tanstack/react-query";
 export function useLiveQuery<T>(
   key: QueryKey,
   queryFn: () => Promise<T>,
-  opts: { intervalMs?: number; enabled?: boolean } = {}
+  // intervalMs may be a function of the latest data, so the poll cadence can adapt to it
+  // (e.g. poll faster while a job is running). react-query re-evaluates it after each fetch
+  // against fresh data — the right place for this, vs. a React state toggle that can lag or
+  // stall the live updates.
+  opts: { intervalMs?: number | ((data: T | undefined) => number); enabled?: boolean } = {}
 ) {
   const { intervalMs = 4000, enabled = true } = opts;
   return useQuery({
     queryKey: key,
     queryFn,
     enabled,
-    refetchInterval: enabled ? intervalMs : false,
+    refetchInterval: !enabled
+      ? false
+      : typeof intervalMs === "function"
+        ? (query) => intervalMs(query.state.data as T | undefined)
+        : intervalMs,
     refetchIntervalInBackground: false,
     staleTime: 0,
   });