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Feature/deep linking built in #910

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Feature/deep linking built in #910

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b6e72a3
fix: testing deep-linking feature
HZ991 Sep 26, 2024
3df7813
fix: format
HZ991 Sep 30, 2024
bc34de9
fix: added variable for DELAY_TIME_TO_SCROLL - removes magic number
HZ991 Oct 2, 2024
6e866f1
navigation using scrollTo and NextJS Link
HZ991 Oct 17, 2024
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33 changes: 18 additions & 15 deletions ...ontent-tabs/components/intro/components/table-of-contents/table-of-contents.component.tsx
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Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
'use client';

import { List, ListItem } from '@westpac/ui';
import { MouseEventHandler, useCallback } from 'react';
import Link from 'next/link';
import { usePathname, useRouter } from 'next/navigation';
import { MouseEventHandler, useCallback, useEffect, useState } from 'react';

import { ArrowDownRightIcon } from '@/components/icons';

Expand All @@ -20,7 +21,7 @@ export function TableOfContents({ contents = [] }: TableOfContentsProps) {
.join('-');
return (
<ListItem key={id} className="pl-[1.075rem]">
<Link href={`#${id}`}>{title}</Link>
<NavLink href={`#${id}`}>{title}</NavLink>
</ListItem>
);
})}
Expand All @@ -36,23 +37,25 @@ const HEADER_HEIGHT = {

const BREAKPOINT_MD = 768;

function Link({ href, children }: { children?: React.ReactNode; href?: string }) {
const handleClick: MouseEventHandler<HTMLAnchorElement> = useCallback(
ev => {
ev.preventDefault();
function NavLink({ href, children }: { children?: React.ReactNode; href: string }) {
const [path, hash] = href.split('#');
const DELAY_TIME_TO_SCROLL = 100;

const handleClick: MouseEventHandler<HTMLAnchorElement> = () => {
setTimeout(() => {
const viewport = window.innerWidth < BREAKPOINT_MD ? 'sm' : 'lg';
const bodyRect = document.body.getBoundingClientRect(),
elemRect = document?.querySelector(href || '')?.getBoundingClientRect(),
offset = (elemRect?.top || 0) - bodyRect.top - HEADER_HEIGHT[viewport];
const bodyRect = document.body.getBoundingClientRect();
const elemRect = document?.querySelector(`#${hash}`)?.getBoundingClientRect();
const offset = (elemRect?.top || 0) - bodyRect.top - HEADER_HEIGHT[viewport];

window?.scrollTo({ top: offset, behavior: 'smooth' });
},
[href],
);
window.history.pushState(null, '', `#${hash}`);
}, DELAY_TIME_TO_SCROLL);
};

return (
<a href={href} className="ml-1 block hover:underline focus-visible:focus-outline" onClick={handleClick}>
<Link className="ml-1 block hover:underline focus-visible:focus-outline" href={path} onClick={handleClick}>
{children}
</a>
</Link>
);
}
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