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fix: stop redundant refetching of immutable gene data #182

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fix: stop redundant refetching of immutable gene data #182

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13 changes: 12 additions & 1 deletion Eplant/main.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -72,7 +72,18 @@ const router = createBrowserRouter(
{ basename: import.meta.env.BASE_URL ?? '/' }
)

export const queryClient = new QueryClient()
// BAR expression data is immutable for a given gene, so it never goes stale.
// Without this, React Query's defaults (staleTime 0 + refetchOnWindowFocus)
// re-fetch every view's data on each tab focus. Queries are keyed by gene id,
// so switching genes still fetches; returning to a gene is served from cache.
export const queryClient = new QueryClient({
defaultOptions: {
queries: {
staleTime: Infinity,
refetchOnWindowFocus: false,
},
},
})

function RootApp() {
return (
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