18 lines
475 B
JavaScript
18 lines
475 B
JavaScript
// @flow
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import React from 'react';
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import usePrevious from 'effects/use-previous';
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// Returns true once a loading value has changed from false => true => false
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export default function useFetched(fetching: boolean) {
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const wasFetching = usePrevious(fetching);
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const [fetched, setFetched] = React.useState(false);
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React.useEffect(() => {
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if (wasFetching && !fetching) {
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setFetched(true);
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}
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}, [wasFetching, fetching, setFetched]);
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return fetched;
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}
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