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78 lines
2.0 KiB
TypeScript
78 lines
2.0 KiB
TypeScript
import React from 'react';
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import {flattenTree, filterTree, mapTree} from '../../src/utils/helper';
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import DocNavCN from './DocNavCN';
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export default class Doc extends React.PureComponent {
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state = {
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prevDoc: null,
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nextDoc: null
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};
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componentDidMount() {
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if (location.hash && location.hash.length > 1) {
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// 禁用自动跳转
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if (window.history && 'scrollRestoration' in window.history) {
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window.history.scrollRestoration = 'manual';
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}
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const dom = document.querySelector(
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`[name="${location.hash.substring(1)}"]`
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);
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dom && dom.scrollIntoView();
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} else {
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window.scrollTo(0, 0);
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}
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this.props.setNavigations(DocNavCN);
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this.setDocFooter();
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}
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componentDidUpdate(preProps) {
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if (this.props.location.pathname !== preProps.location.pathname) {
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this.props.setNavigations(DocNavCN);
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this.setDocFooter();
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}
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}
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setDocFooter() {
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const newDocs = mapTree(DocNavCN, doc => ({
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...doc,
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children:
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Array.isArray(doc.children) && doc.children.length
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? doc.children.map(item => ({
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...item,
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group: doc.group || doc.label
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}))
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: null
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}));
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const flattenDocs = flattenTree(newDocs).filter(i => !!i.path);
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const docIndex = flattenDocs.findIndex(
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d => `${this.props.ContextPath}${d.path}` === location.pathname
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);
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this.setState({
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prevDoc: flattenDocs[docIndex - 1],
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nextDoc: flattenDocs[docIndex + 1]
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});
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}
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render() {
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return (
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<>
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{React.cloneElement(this.props.children, {
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...this.props.children.props,
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theme: this.props.theme,
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classPrefix: this.props.classPrefix,
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locale: this.props.locale,
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viewMode: this.props.viewMode,
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offScreen: this.props.offScreen,
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ContextPath: this.props.ContextPath,
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prevDoc: this.state.prevDoc,
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nextDoc: this.state.nextDoc
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})}
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</>
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);
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}
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}
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