File size: 2,068 Bytes
1e92f2d | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 | import { useCallback, useEffect, useState } from '@wordpress/element';
export const useHelpCenterArticleTabComponent = ( postContent: string | undefined ) => {
const [ tabHash, setTabHash ] = useState( '' );
const toggleTab = ( element: Element, show: boolean ) => {
( element as HTMLElement ).style.display = show ? 'block' : 'none';
element.setAttribute( 'aria-hidden', show ? 'false' : 'true' );
};
const toggleTabTitle = ( element: Element, show: boolean ) => {
element.setAttribute( 'aria-selected', show ? 'true' : 'false' );
};
const activateTab = useCallback( () => {
const hash = tabHash;
const tabs = Array.from( document.querySelectorAll( '.wp-block-wpsupport3-tabs' ) );
tabs.forEach( ( tab ) => {
const titles = Array.from( tab.querySelectorAll( '.wpsupport3-tab__title' ) );
const bodies = Array.from(
tab.querySelectorAll( '.wp-block-wpsupport3-tab:not(.invisible_tabpanel)' )
);
const match = titles.findIndex( ( titles ) => titles.id === hash?.substring( 1 ) );
// Reset selection
titles.forEach( ( title ) => toggleTabTitle( title, false ) );
bodies.forEach( ( body ) => toggleTab( body, false ) );
if ( hash && match !== -1 ) {
toggleTabTitle( titles[ match ], true );
toggleTab( bodies[ match ], true );
} else {
// If the first tab is invisible from the editor, we set the first tab as active.
toggleTabTitle( titles[ 0 ], true );
toggleTab( bodies[ 0 ], true );
}
} );
}, [ tabHash ] );
useEffect( () => {
if ( tabHash || postContent ) {
activateTab();
}
}, [ activateTab, tabHash, postContent ] );
useEffect( () => {
if ( postContent ) {
const titles = Array.from(
document.querySelectorAll( '.wp-block-wpsupport3-tabs .wpsupport3-tab__title' )
);
titles.forEach( ( title ) => {
title.addEventListener( 'click', ( e ) => {
e.preventDefault();
setTabHash( `#${ title?.id }` );
setTimeout( () => {
window.scroll( 0, document.documentElement.scrollTop );
} );
} );
} );
}
}, [ postContent ] );
};
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