Keep auxiliary previews stable on unchanged background refreshes
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@@ -163,6 +163,8 @@ function Welcome({ onSignIn }: { onSignIn: () => void }) {
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function Dashboard({ user, onExpired }: { user: PublicUser; onExpired: () => void }) {
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const [today, setToday] = useState<TodayResponse | null>(null);
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const todaySnapshot = useRef(today);
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todaySnapshot.current = today;
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const [error, setError] = useState("");
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const [revision, setRevision] = useState(0);
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const [habitRevisions, setHabitRevisions] = useState<Record<string, number>>({});
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@@ -204,9 +206,10 @@ function Dashboard({ user, onExpired }: { user: PublicUser; onExpired: () => voi
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habitRequest<TodayResponse>("/today", { signal: controller.signal })
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.then((data) => {
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if (!controller.signal.aborted) {
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setToday(current => reconcileToday(current, data));
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const next = reconcileToday(todaySnapshot.current, data);
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setToday(next);
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setNeedsRefresh(false);
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setRevision((value) => value + 1);
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if (next !== todaySnapshot.current) setRevision((value) => value + 1);
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}
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})
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.catch((error) => {
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