web-base/react/shared/hooks/async-search.js

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import {useEffect, useState} from "react";
export default function useAsyncSearch(callback, minLength = 1) {
const [searchString, setSearchString] = useState("");
const [results, setResults] = useState(null);
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const [isSearching, setSearching] = useState(false);
useEffect(() => {
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if (minLength > 0 && (!searchString || searchString.length < minLength)) {
setResults([]);
return;
}
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if (!isSearching) {
setSearching(true);
callback(searchString).then(results => {
setResults(results || null);
setSearching(false);
});
}
}, [searchString]);
return [searchString, setSearchString, results];
}