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1 | 1 | import PropTypes from "prop-types"; |
2 | | -import { Component } from "react"; |
3 | | -import "./SidebarItem.scss"; |
| 2 | +import { useCallback, useEffect, useState } from "react"; |
4 | 3 | import { NavLink } from "react-router-dom"; |
5 | 4 | import ChevronRightIcon from "../../styles/icons/chevron-right.svg"; |
6 | 5 | import BarIcon from "../../styles/icons/vertical-bar.svg"; |
7 | 6 | import list2Tree from "../../utilities/list2Tree/index.js"; |
8 | 7 |
|
9 | | -const block = "sidebar-item"; |
10 | | - |
11 | | -export default class SidebarItem extends Component { |
12 | | - static propTypes = { |
13 | | - title: PropTypes.string, |
14 | | - anchors: PropTypes.array, |
15 | | - url: PropTypes.string, |
16 | | - currentPage: PropTypes.string, |
17 | | - }; |
| 8 | +/** |
| 9 | + * Checks whether the sidebar item should be expanded |
| 10 | + * based on whether the current page URL matches this item's URL. |
| 11 | + * |
| 12 | + * @param {string} currentPage - The current page pathname |
| 13 | + * @param {string} url - The sidebar item URL |
| 14 | + * @returns {boolean} |
| 15 | + */ |
| 16 | +function isOpen(currentPage, url) { |
| 17 | + return new RegExp(`${currentPage}/?$`).test(url); |
| 18 | +} |
18 | 19 |
|
19 | | - state = { |
20 | | - open: this._isOpen(this.props), |
21 | | - }; |
| 20 | +/** |
| 21 | + * Generate the url for the given anchor depending on the current page |
| 22 | + * |
| 23 | + * @param {string} url - The base URL |
| 24 | + * @param {object} anchor - The anchor object containing its id |
| 25 | + * @returns {string} |
| 26 | + */ |
| 27 | +function generateAnchorURL(url, anchor) { |
| 28 | + return anchor.id ? `${url}#${anchor.id}` : url; |
| 29 | +} |
22 | 30 |
|
23 | | - scrollTop(event) { |
24 | | - // there're two cases |
25 | | - // 1. location.pathname or location.hash changes which will be handled by useEffect in Page.jsx |
26 | | - // 2. location.pathname and location.hash doesn't change at all |
27 | | - if (window.location.hash !== "") { |
28 | | - // case 1 |
29 | | - return; |
30 | | - } |
31 | | - if (!event.metaKey && !event.ctrlKey) { |
32 | | - // case 2 |
33 | | - window.scrollTo(0, 0); |
34 | | - } |
| 31 | +function scrollTop(event) { |
| 32 | + // there're two cases |
| 33 | + // 1. location.pathname or location.hash changes which will be handled by useEffect in Page.jsx |
| 34 | + // 2. location.pathname and location.hash doesn't change at all |
| 35 | + if (window.location.hash !== "") { |
| 36 | + // case 1 |
| 37 | + return; |
35 | 38 | } |
| 39 | + if (!event.metaKey && !event.ctrlKey) { |
| 40 | + // case 2 |
| 41 | + window.scrollTo(0, 0); |
| 42 | + } |
| 43 | +} |
36 | 44 |
|
37 | | - renderAnchors(anchors) { |
38 | | - return ( |
39 | | - <ul className={`${block}__anchors`}> |
40 | | - {anchors.map((anchor) => ( |
41 | | - <li |
42 | | - key={this._generateAnchorURL(anchor)} |
43 | | - className={`${block}__anchor`} |
44 | | - title={anchor.title} |
| 45 | +function Anchors({ anchors, url }) { |
| 46 | + return ( |
| 47 | + <ul className="relative hidden flex-[0_0_100%] flex-wrap my-[0.35em] pl-6 overflow-hidden list-none leading-[19px] before:content-[''] before:absolute before:h-[calc(100%-0.6em)] before:top-0 before:left-6 before:border-l before:border-dashed before:border-[#777676] group-data-[open]/item:flex"> |
| 48 | + {anchors.map((anchor) => ( |
| 49 | + <li |
| 50 | + key={generateAnchorURL(url, anchor)} |
| 51 | + className="relative flex-[0_0_100%] my-1 first:mt-0 last:mb-0 pl-4 overflow-hidden whitespace-nowrap text-ellipsis before:content-[''] before:absolute before:w-2 before:left-0 before:top-[10px] before:border-b before:border-dashed before:border-[#777676]" |
| 52 | + title={anchor.title} |
| 53 | + > |
| 54 | + <NavLink |
| 55 | + to={generateAnchorURL(url, anchor)} |
| 56 | + className="text-[#2b3a42] hover:text-[#175d96] dark:text-[#b8b8b8] dark:hover:text-[#82b7f6]" |
45 | 57 | > |
46 | | - <NavLink to={this._generateAnchorURL(anchor)}> |
47 | | - {anchor.title2} |
48 | | - </NavLink> |
49 | | - {anchor.children && this.renderAnchors(anchor.children)} |
50 | | - </li> |
51 | | - ))} |
52 | | - </ul> |
53 | | - ); |
54 | | - } |
| 58 | + {anchor.title2} |
| 59 | + </NavLink> |
| 60 | + {anchor.children && <Anchors anchors={anchor.children} url={url} />} |
| 61 | + </li> |
| 62 | + ))} |
| 63 | + </ul> |
| 64 | + ); |
| 65 | +} |
55 | 66 |
|
56 | | - render() { |
57 | | - const { title, anchors = [] } = this.props; |
58 | | - const openMod = this.state.open ? `${block}--open` : ""; |
59 | | - const disabledMod = anchors.length === 0 ? `${block}--disabled` : ""; |
| 67 | +Anchors.propTypes = { |
| 68 | + anchors: PropTypes.array.isRequired, |
| 69 | + url: PropTypes.string.isRequired, |
| 70 | +}; |
60 | 71 |
|
61 | | - const filteredAnchors = anchors.filter((anchor) => anchor.level > 1); |
62 | | - const tree = list2Tree(title, filteredAnchors); |
| 72 | +export default function SidebarItem({ title, anchors = [], url, currentPage }) { |
| 73 | + const [open, setOpen] = useState(() => isOpen(currentPage, url)); |
63 | 74 |
|
64 | | - return ( |
65 | | - <div className={`${block} ${openMod} ${disabledMod}`}> |
66 | | - {anchors.length > 0 ? ( |
67 | | - <button |
68 | | - className={`${block}__toggle-button`} |
69 | | - onClick={this._toggle.bind(this)} |
70 | | - aria-label={`Toggle ${title} section`} |
71 | | - aria-expanded={this.state.open} |
72 | | - > |
73 | | - <ChevronRightIcon |
74 | | - width={15} |
75 | | - height={17} |
76 | | - fill="#175d96" |
77 | | - className={`${block}__toggle`} |
78 | | - /> |
79 | | - </button> |
80 | | - ) : ( |
81 | | - <BarIcon |
82 | | - className={`${block}__toggle`} |
| 75 | + useEffect(() => { |
| 76 | + setOpen(isOpen(currentPage, url)); |
| 77 | + }, [currentPage, url]); |
| 78 | + |
| 79 | + const toggle = useCallback(() => { |
| 80 | + setOpen((prev) => !prev); |
| 81 | + }, []); |
| 82 | + |
| 83 | + const filteredAnchors = anchors.filter((anchor) => anchor.level > 1); |
| 84 | + const tree = list2Tree(title, filteredAnchors); |
| 85 | + |
| 86 | + return ( |
| 87 | + <div |
| 88 | + className="group/item relative flex flex-wrap text-[15px] my-[0.6em]" |
| 89 | + data-open={open || undefined} |
| 90 | + > |
| 91 | + {anchors.length > 0 ? ( |
| 92 | + <button |
| 93 | + className="bg-transparent border-none p-0 flex items-center" |
| 94 | + onClick={toggle} |
| 95 | + aria-label={`Toggle ${title} section`} |
| 96 | + aria-expanded={open} |
| 97 | + > |
| 98 | + <ChevronRightIcon |
83 | 99 | width={15} |
84 | 100 | height={17} |
85 | 101 | fill="#175d96" |
| 102 | + className={`flex-none mt-[0.125em] mr-2 cursor-pointer text-[#175d96] dark:text-[#69a8ee] transition-all duration-250 hover:text-[#333] ${open ? "origin-center rotate-90" : ""}`} |
86 | 103 | /> |
87 | | - )} |
88 | | - |
89 | | - <NavLink |
90 | | - end |
91 | | - key={this.props.url} |
92 | | - className={`${block}__title`} |
93 | | - to={this.props.url} |
94 | | - onClick={this.scrollTop} |
95 | | - > |
96 | | - {title} |
97 | | - </NavLink> |
98 | | - |
99 | | - {anchors.length > 0 ? this.renderAnchors(tree) : null} |
100 | | - </div> |
101 | | - ); |
102 | | - } |
103 | | - |
104 | | - // eslint-disable-next-line camelcase |
105 | | - UNSAFE_componentWillReceiveProps(nextProps) { |
106 | | - if (nextProps.currentPage !== this.props.currentPage) { |
107 | | - this.setState({ |
108 | | - open: this._isOpen(nextProps), |
109 | | - }); |
110 | | - } |
111 | | - } |
112 | | - |
113 | | - /** |
114 | | - * Checks whether the item should be expanded |
115 | | - * |
116 | | - * @param {object} props - The current props |
117 | | - */ |
118 | | - _isOpen(props) { |
119 | | - return new RegExp(`${props.currentPage}/?$`).test(props.url); |
120 | | - } |
| 104 | + </button> |
| 105 | + ) : ( |
| 106 | + <BarIcon |
| 107 | + className="flex-none mt-[0.125em] mr-2 text-[#aaa] dark:text-[#69a8ee]" |
| 108 | + width={15} |
| 109 | + height={17} |
| 110 | + fill="#175d96" |
| 111 | + /> |
| 112 | + )} |
121 | 113 |
|
122 | | - /** |
123 | | - * Toggles the open state (expanded/collapsed) |
124 | | - * |
125 | | - * @param {object} e - Click event |
126 | | - */ |
127 | | - _toggle() { |
128 | | - this.setState({ |
129 | | - open: !this.state.open, |
130 | | - }); |
131 | | - } |
| 114 | + <NavLink |
| 115 | + end |
| 116 | + key={url} |
| 117 | + data-testid="sidebar-item-title" |
| 118 | + className={({ isActive }) => |
| 119 | + `flex-1 max-w-[85%] overflow-hidden whitespace-nowrap text-ellipsis ${isActive ? "font-semibold text-[#333] dark:text-white" : "text-[#2b3a42] dark:text-[#b8b8b8]"}` |
| 120 | + } |
| 121 | + to={url} |
| 122 | + onClick={scrollTop} |
| 123 | + > |
| 124 | + {title} |
| 125 | + </NavLink> |
132 | 126 |
|
133 | | - /** |
134 | | - * Generate the url for the given [anchor] depending on the current page |
135 | | - * |
136 | | - * @param {object} anchor - The anchor object containing its id |
137 | | - * @returns {string} |
138 | | - */ |
139 | | - _generateAnchorURL(anchor) { |
140 | | - const { url } = this.props; |
141 | | - return anchor.id ? `${url}#${anchor.id}` : url; |
142 | | - } |
| 127 | + {anchors.length > 0 ? <Anchors anchors={tree} url={url} /> : null} |
| 128 | + </div> |
| 129 | + ); |
143 | 130 | } |
| 131 | + |
| 132 | +SidebarItem.propTypes = { |
| 133 | + title: PropTypes.string, |
| 134 | + anchors: PropTypes.array, |
| 135 | + url: PropTypes.string, |
| 136 | + currentPage: PropTypes.string, |
| 137 | +}; |
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