| import React from 'react'; |
| import { useRouter } from 'next/router'; |
| import qs from 'qs'; |
| import algoliasearch from 'algoliasearch/lite'; |
| import { findResultsState } from 'react-instantsearch-dom/server'; |
| import { Head, App } from '../components'; |
|
|
| const searchClient = algoliasearch( |
| 'latency', |
| '6be0576ff61c053d5f9a3225e2a90f76' |
| ); |
|
|
| const updateAfter = 700; |
|
|
| const createURL = (state) => `?${qs.stringify(state)}`; |
|
|
| const pathToSearchState = (path) => |
| path.includes('?') ? qs.parse(path.substring(path.indexOf('?') + 1)) : {}; |
|
|
| const searchStateToURL = (searchState) => |
| searchState ? `${window.location.pathname}?${qs.stringify(searchState)}` : ''; |
|
|
| const DEFAULT_PROPS = { |
| searchClient, |
| indexName: 'instant_search', |
| }; |
|
|
| export default function Page(props) { |
| const [searchState, setSearchState] = React.useState(props.searchState); |
| const router = useRouter(); |
| const debouncedSetState = React.useRef(); |
|
|
| React.useEffect(() => { |
| if (router) { |
| router.beforePopState(({ url }) => { |
| setSearchState(pathToSearchState(url)); |
| }); |
| } |
| }, [router]); |
|
|
| return ( |
| <div> |
| <Head title="Home" /> |
| <App |
| {...DEFAULT_PROPS} |
| searchState={searchState} |
| resultsState={props.resultsState} |
| onSearchStateChange={(nextSearchState) => { |
| clearTimeout(debouncedSetState.current); |
| |
| debouncedSetState.current = setTimeout(() => { |
| const href = searchStateToURL(nextSearchState); |
| |
| router.push(href, href, { shallow: true }); |
| }, updateAfter); |
| |
| setSearchState(nextSearchState); |
| }} |
| createURL={createURL} |
| /> |
| </div> |
| ); |
| } |
|
|
| export async function getServerSideProps({ resolvedUrl }) { |
| const searchState = pathToSearchState(resolvedUrl); |
| const resultsState = await findResultsState(App, { |
| ...DEFAULT_PROPS, |
| searchState, |
| }); |
|
|
| return { |
| props: { |
| resultsState: JSON.parse(JSON.stringify(resultsState)), |
| searchState, |
| }, |
| }; |
| } |
|
|
