import { useState, useEffect } from 'react'; import { useDispatch } from 'react-redux'; import { get } from 'lib/web'; import { updateQuery } from 'redux/actions/queries'; export default function useFetch(url, params = {}, options = {}) { const dispatch = useDispatch(); const [data, setData] = useState(); const [error, setError] = useState(); const keys = Object.keys(params) .sort() .map(key => params[key]); const { update = [], onDataLoad = () => {} } = options; async function loadData() { try { setError(null); const time = performance.now(); const data = await get(url, params); dispatch(updateQuery({ url, time: performance.now() - time, completed: Date.now() })); setData(data); onDataLoad(data); } catch (e) { console.error(e); setError(e); } } useEffect(() => { if (url) { const { interval, delay = 0 } = options; setTimeout(() => loadData(), delay); const id = interval ? setInterval(() => loadData(), interval) : null; return () => { clearInterval(id); }; } }, [url, ...keys, ...update]); return { data, error, loadData }; }