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/** |
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* WordPress dependencies. |
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*/ |
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import apiFetch from '@wordpress/api-fetch'; |
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import { AlignmentToolbar, BlockControls, InspectorControls } from '@wordpress/block-editor'; |
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import { PanelBody, Placeholder, Spinner, QueryControls } from '@wordpress/components'; |
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import { Fragment, RawHTML, useEffect, useState } from '@wordpress/element'; |
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import { __ } from '@wordpress/i18n'; |
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import { addQueryArgs } from '@wordpress/url'; |
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|
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/** |
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* Related Posts block edit component. |
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* |
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* @param {object} props Component props. |
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* @param {object} props.attributes Block attributes. |
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* @param {string} props.className Additional CSS class(es). |
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* @param {object} props.context Block context, |
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* @param {Function} props.setAttributes Attribute setter. |
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* @returns {Function} Component element. |
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*/ |
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const RelatedPostsEdit = ({ attributes, className, context, setAttributes }) => { |
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const { alignment, number } = attributes; |
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const [posts, setPosts] = useState(false); |
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|
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/** |
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* Related posts, limited by the selected number. |
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*/ |
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const displayPosts = posts.length > number ? posts.slice(0, number) : posts; |
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|
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/** |
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* Initialize block. |
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*/ |
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const handleInit = () => { |
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const urlArgs = { |
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number: 100, |
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}; |
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|
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const { postId = 0 } = context; |
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|
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apiFetch({ |
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path: addQueryArgs(`/wp/v2/posts/${postId}/related`, urlArgs), |
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}) |
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.then((posts) => { |
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setPosts(posts); |
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}) |
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.catch(() => { |
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setPosts(false); |
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}); |
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}; |
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|
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/** |
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* Effects. |
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*/ |
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useEffect(handleInit, [context]); |
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|
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return ( |
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<Fragment> |
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<BlockControls> |
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<AlignmentToolbar |
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value={alignment} |
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onChange={(newValue) => setAttributes({ alignment: newValue })} |
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/> |
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</BlockControls> |
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<InspectorControls> |
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<PanelBody title={__('Related Post Settings', 'elasticpress')}> |
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<QueryControls |
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numberOfItems={number} |
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onNumberOfItemsChange={(value) => setAttributes({ number: value })} |
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/> |
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</PanelBody> |
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</InspectorControls> |
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|
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<div className={className}> |
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{displayPosts === false || displayPosts.length === 0 ? ( |
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<Placeholder icon="admin-post" label={__('Related Posts', 'elasticpress')}> |
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{posts === false ? ( |
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<Spinner /> |
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) : ( |
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__('No related posts yet.', 'elasticpress') |
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)} |
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</Placeholder> |
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) : ( |
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<ul style={{ textAlign: alignment }}> |
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{displayPosts.map((post) => { |
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const titleTrimmed = post.title.rendered.trim(); |
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return ( |
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<li key={post.id}> |
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<a href={post.link} onClick={(e) => e.preventDefault()}> |
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{titleTrimmed ? ( |
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<RawHTML>{titleTrimmed}</RawHTML> |
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) : ( |
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__('(Untitled)', 'elasticpress') |
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)} |
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</a> |
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</li> |
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); |
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})} |
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</ul> |
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)} |
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</div> |
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</Fragment> |
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); |
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}; |
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|
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export default RelatedPostsEdit; |
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