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Merge bug/optimistic-state-notify-on-success: gate state-change notices on server confirmation

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npeter83 2026-06-18 23:27:59 +02:00
commit d61e844f6b
1 changed files with 36 additions and 30 deletions
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30
frontend/src/components/Feed.tsx
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@ -144,18 +144,14 @@ export default function Feed({
(id: string, status: string) => {
setOverrides((o) => ({ ...o, [id]: status }));
// Refetch once the server has the change so other views (e.g. Hidden) are in sync.
// Announce the change only AFTER the server confirms it: a "Marked watched"/"Hidden"
// notice (or resolving a stale one) is a claim of success, so firing it optimistically
// would falsely report a change that the .catch below is about to roll back (e.g. when
// the API is unreachable).
api
.setState(id, status)
.then(() => qc.invalidateQueries({ queryKey: ["feed"] }))
.catch(() =>
// Server rejected the change — drop the optimistic override so the card
// reverts to the real (unchanged) state instead of staying phantom-hidden.
setOverrides((o) => {
const next = { ...o };
delete next[id];
return next;
})
);
.then(() => {
qc.invalidateQueries({ queryKey: ["feed"] });
if (status === "hidden") {
const v = loadedRef.current.find((x) => x.id === id);
notify({
@ -181,10 +177,20 @@ export default function Feed({
meta: { kind: "video-watched", videoId: id, title: v?.title ?? "this video" },
});
} else if (status === "new") {
// Unhide / unwatch (from a card, the toast's Undo, or the center): quietly resolve any
// stale hide/watch notice for this video so it doesn't linger with a dead action.
// Unhide / unwatch (from a card, the toast's Undo, or the center): quietly resolve
// any stale hide/watch notice for this video so it doesn't linger with a dead action.
resolveVideo(id);
}
})
.catch(() =>
// Server rejected the change — drop the optimistic override so the card
// reverts to the real (unchanged) state instead of staying phantom-hidden.
setOverrides((o) => {
const next = { ...o };
delete next[id];
return next;
})
);
},
[qc]
);