mirror of
https://gitee.com/baidu/amis.git
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172 lines
4.1 KiB
JavaScript
172 lines
4.1 KiB
JavaScript
/**
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* @file 实现前端文档搜索
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*/
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import React from 'react';
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import axios from 'axios';
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import SearchBox from '../../src/components/SearchBox';
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import Drawer from '../../src/components/Drawer';
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import {Icon} from '../../src';
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let ContextPath = '';
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if (process.env.NODE_ENV === 'production') {
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ContextPath = '/amis';
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}
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export default class DocSearch extends React.Component {
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docs = [];
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ref = React.createRef();
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constructor(props) {
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super(props);
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this.state = {
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query: '',
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show: false,
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searchResults: [],
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loadError: false
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};
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this.onSearch = this.onSearch.bind(this);
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this.onChange = this.onChange.bind(this);
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this.onOpen = this.onOpen.bind(this);
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this.onClose = this.onClose.bind(this);
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this.onEntered = this.onEntered.bind(this);
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this.clearValue = this.clearValue.bind(this);
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}
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componentDidMount() {
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axios
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.get(ContextPath + __uri('../docs.json'))
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.then(result => {
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this.docs = result.data.docs;
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})
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.catch(err => {
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this.setState({loadError: true});
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});
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}
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onSearch() {
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let query = this.state.query.trim().toLowerCase();
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if (query === '') {
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this.setState({searchResults: []});
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return;
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}
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let results = [];
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for (let doc of this.docs) {
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let index = doc.body.indexOf(query);
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if (index !== -1) {
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results.push({
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title: doc.title,
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path: doc.path,
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abstract: doc.body
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.substring(Math.max(0, index - 20), index + 60)
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.replace(query, `<strong>${query}</strong>`)
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});
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} else if (doc.title.toLowerCase().indexOf(query) !== -1) {
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results.push({
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title: doc.title,
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path: doc.path,
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abstract: ''
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});
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} else if (doc.path.toLowerCase().indexOf(query) !== -1) {
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results.push({
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title: doc.title,
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path: doc.path,
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abstract: ''
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});
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}
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}
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this.setState({searchResults: results});
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}
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onChange(e) {
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this.setState(
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{
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query: e.currentTarget.value
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},
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() => this.onSearch()
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);
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}
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onOpen() {
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this.setState({
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show: true
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});
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}
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onClose() {
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this.setState({
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show: false
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});
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}
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onEntered() {
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this.ref.current.focus();
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}
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clearValue() {
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this.setState(
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{
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query: ''
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},
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() => {
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this.setState({searchResults: []});
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}
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);
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}
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render() {
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const searchResults = this.state.searchResults;
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const ns = this.props.theme.ns;
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return (
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<>
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{/* <div className={`${ns}TextControl-input Doc-search`}>
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<Icon icon="search" className="icon" />
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<input readOnly placeholder={'搜索...'} onClick={this.onOpen} />
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</div> */}
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<a onClick={this.onOpen}>
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<Icon icon="search" className="icon" />
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</a>
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<Drawer
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className="Doc-searchDrawer"
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overlay
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closeOnOutside
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onHide={this.onClose}
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onEntered={this.onEntered}
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show={this.state.show}
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position={'right'}
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>
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<div className={`${this.props.theme.ns}TextControl-input search-bar`}>
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<Icon icon="search" className="icon" />
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<input
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ref={this.ref}
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placeholder={'搜索...'}
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onChange={this.onChange}
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value={this.state.query}
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/>
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{this.state.query ? (
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<a onClick={this.clearValue} className={`${ns}TextControl-clear`}>
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<Icon icon="close" className="icon" />
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</a>
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) : null}
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</div>
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{searchResults.length > 0 ? (
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<div className="search-result">
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{searchResults.map(item => {
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return (
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<a href={ContextPath + item.path} key={`list_${item.path}`}>
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<h4>{item.title}</h4>
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<p dangerouslySetInnerHTML={{__html: item.abstract}} />
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</a>
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);
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})}
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</div>
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) : null}
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</Drawer>
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</>
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);
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}
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}
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