185 lines
4.9 KiB
JavaScript
185 lines
4.9 KiB
JavaScript
// @flow
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import React from 'react';
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import ReactDOM from 'react-dom';
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import keydown from 'react-keydown';
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import { observable, action } from 'mobx';
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import { observer, inject } from 'mobx-react';
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import _ from 'lodash';
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import DocumentsStore from 'stores/DocumentsStore';
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import { withRouter } from 'react-router';
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import { searchUrl } from 'utils/routeHelpers';
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import styled from 'styled-components';
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import ArrowKeyNavigation from 'boundless-arrow-key-navigation';
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import Empty from 'components/Empty';
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import Flex from 'shared/components/Flex';
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import CenteredContent from 'components/CenteredContent';
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import LoadingIndicator from 'components/LoadingIndicator';
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import SearchField from './components/SearchField';
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import DocumentPreview from 'components/DocumentPreview';
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import PageTitle from 'components/PageTitle';
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type Props = {
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history: Object,
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match: Object,
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documents: DocumentsStore,
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notFound: ?boolean,
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};
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const Container = styled(CenteredContent)`
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> div {
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position: relative;
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height: 100%;
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}
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`;
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const ResultsWrapper = styled(Flex)`
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position: absolute;
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transition: all 300ms cubic-bezier(0.65, 0.05, 0.36, 1);
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top: ${props => (props.pinToTop ? '0%' : '50%')};
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margin-top: ${props => (props.pinToTop ? '40px' : '-75px')};
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width: 100%;
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`;
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const ResultList = styled(Flex)`
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opacity: ${props => (props.visible ? '1' : '0')};
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transition: all 400ms cubic-bezier(0.65, 0.05, 0.36, 1);
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`;
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const StyledArrowKeyNavigation = styled(ArrowKeyNavigation)`
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display: flex;
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flex-direction: column;
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flex: 1;
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`;
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@observer class Search extends React.Component {
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firstDocument: HTMLElement;
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props: Props;
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@observable resultIds: string[] = []; // Document IDs
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@observable searchTerm: ?string = null;
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@observable isFetching = false;
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componentDidMount() {
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this.updateSearchResults();
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}
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componentDidUpdate(prevProps) {
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if (prevProps.match.params.query !== this.props.match.params.query) {
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this.updateSearchResults();
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}
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}
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@keydown('esc')
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goBack() {
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this.props.history.goBack();
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}
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handleKeyDown = ev => {
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// Escape
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if (ev.which === 27) {
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ev.preventDefault();
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this.goBack();
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}
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// Down
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if (ev.which === 40) {
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ev.preventDefault();
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if (this.firstDocument) {
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const element = ReactDOM.findDOMNode(this.firstDocument);
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// $FlowFixMe
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if (element && element.focus) element.focus();
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}
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}
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};
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updateSearchResults = _.debounce(() => {
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this.search(this.props.match.params.query);
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}, 250);
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@action search = async (query: string) => {
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this.searchTerm = query;
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this.isFetching = true;
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if (query) {
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try {
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this.resultIds = await this.props.documents.search(query);
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} catch (e) {
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console.error('Something went wrong');
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}
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} else {
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this.resultIds = [];
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}
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this.isFetching = false;
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};
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updateQuery = query => {
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this.props.history.replace(searchUrl(query));
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};
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setFirstDocumentRef = ref => {
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this.firstDocument = ref;
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};
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get title() {
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const query = this.searchTerm;
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const title = 'Search';
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if (query) return `${query} - ${title}`;
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return title;
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}
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render() {
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const { documents, notFound } = this.props;
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const query = this.props.match.params.query;
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const hasResults = this.resultIds.length > 0;
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const showEmpty = !this.isFetching && this.searchTerm && !hasResults;
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return (
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<Container auto>
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<PageTitle title={this.title} />
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{this.isFetching && <LoadingIndicator />}
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{notFound &&
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<div>
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<h1>Not Found</h1>
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<p>We’re unable to find the page you’re accessing.</p>
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</div>}
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<ResultsWrapper pinToTop={hasResults} column auto>
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<SearchField
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searchTerm={this.searchTerm}
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onKeyDown={this.handleKeyDown}
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onChange={this.updateQuery}
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value={query || ''}
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/>
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{showEmpty && <Empty>Oop, no matching documents.</Empty>}
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<ResultList visible={hasResults}>
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<StyledArrowKeyNavigation
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mode={ArrowKeyNavigation.mode.VERTICAL}
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defaultActiveChildIndex={0}
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>
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{this.resultIds.map((documentId, index) => {
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const document = documents.getById(documentId);
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if (!document) return null;
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return (
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<DocumentPreview
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innerRef={ref =>
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index === 0 && this.setFirstDocumentRef(ref)}
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key={documentId}
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document={document}
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highlight={this.searchTerm}
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showCollection
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/>
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);
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})}
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</StyledArrowKeyNavigation>
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</ResultList>
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</ResultsWrapper>
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</Container>
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);
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}
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}
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export default withRouter(inject('documents')(Search));
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