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/** |
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* External dependencies. |
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*/ |
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import { DragDropContext, Droppable, Draggable } from 'react-beautiful-dnd'; |
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|
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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 { Component, Fragment } from '@wordpress/element'; |
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import { __ } from '@wordpress/i18n'; |
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|
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/** |
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* Internal dependencies. |
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*/ |
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import { pluck, debounce } from '../utils/helpers'; |
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|
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apiFetch.use(apiFetch.createRootURLMiddleware(window.epOrdering.restApiRoot)); |
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|
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export class Pointers extends Component { |
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titleInput = null; |
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|
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debouncedDefaultResults = debounce(() => { |
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this.getDefaultResults(); |
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}, 200); |
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|
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doSearch = debounce(() => { |
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const { searchText, searchResults } = this.state; |
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const searchTerm = searchText; |
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|
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// Set loading state |
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searchResults[searchTerm] = false; |
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this.setState({ searchResults }); |
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|
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apiFetch({ |
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path: `/elasticpress/v1/pointer_search?s=${searchTerm}`, |
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}).then((result) => { |
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searchResults[searchTerm] = result; |
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|
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this.setState({ searchResults }); |
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}); |
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}, 200); |
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|
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debouncedHandleTitleChange = debounce(() => { |
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this.handleTitleChange(); |
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}, 200); |
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|
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/** |
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* Initializes the component with initial state set by WP |
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* |
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* @param {object} props Component props |
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*/ |
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constructor(props) { |
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super(props); |
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|
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// We need to know the title of the page and react to changes since this is the query we search for |
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this.titleInput = document.getElementById('title'); |
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|
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this.state = { |
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pointers: window.epOrdering.pointers, |
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posts: window.epOrdering.posts, |
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title: this.titleInput.value, |
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defaultResults: {}, |
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searchText: '', |
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searchResults: {}, |
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}; |
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} |
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|
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componentDidMount() { |
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this.titleInput.addEventListener('keyup', this.debouncedHandleTitleChange); |
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|
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const { title } = this.state; |
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|
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if (title?.length > 0) { |
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this.getDefaultResults(); |
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} |
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} |
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|
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componentWillUnmount() { |
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this.titleInput.removeEventListener('keyup', this.debouncedHandleTitleChange); |
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} |
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|
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handleTitleChange = () => { |
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this.setState({ title: this.titleInput.value }); |
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this.debouncedDefaultResults(); |
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}; |
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|
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getDefaultResults = () => { |
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const { title: searchTerm } = this.state; |
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|
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apiFetch({ |
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path: `/elasticpress/v1/pointer_preview?s=${searchTerm}`, |
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}).then((result) => { |
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const { defaultResults } = this.state; |
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|
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defaultResults[searchTerm] = result; |
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|
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this.setState({ defaultResults }); |
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}); |
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}; |
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|
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removePointer = (pointer) => { |
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let { pointers } = this.state; |
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|
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delete pointers[pointers.indexOf(pointer)]; |
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pointers = pointers.filter((item) => item !== null); |
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|
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this.setState({ pointers }); |
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}; |
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|
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getMergedPosts = () => { |
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let { pointers } = this.state; |
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const { title, defaultResults } = this.state; |
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let merged = defaultResults[title].slice(); |
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|
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const setIds = {}; |
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merged.forEach((item) => { |
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setIds[item.ID] = item; |
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}); |
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|
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pointers = pointers.sort((a, b) => { |
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return a.order > b.order ? 1 : -1; |
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}); |
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|
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pointers.forEach((pointer) => { |
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// Remove the original if a duplicate |
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if (setIds[pointer.ID]) { |
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delete merged[merged.indexOf(setIds[pointer.ID])]; |
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merged = merged.filter((item) => item); |
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} |
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|
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// Insert into proper location |
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merged.splice(parseInt(pointer.order, 10) - 1, 0, pointer); |
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}); |
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|
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return merged; |
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}; |
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|
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/** |
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* Gets the next available position for a pointer |
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* |
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* @returns {number|false} The available position |
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*/ |
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getNextAvailablePosition = () => { |
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const { pointers } = this.state; |
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const availablePositions = {}; |
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|
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for (let i = 1; i <= window.epOrdering.postsPerPage; i++) { |
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availablePositions[i] = true; |
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} |
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|
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pointers.forEach((item) => { |
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delete availablePositions[item.order]; |
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}); |
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|
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const keys = Object.keys(availablePositions); |
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|
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if (keys.length === 0) { |
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return false; |
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} |
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|
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return parseInt(keys[0], 10); |
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}; |
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|
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/** |
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* Adds a new pointer. We place the new pointer at the highest available position |
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* |
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* @param {object} post Post object |
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*/ |
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addPointer = (post) => { |
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const id = post.ID; |
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const { posts, pointers } = this.state; |
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|
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if (!posts[id]) { |
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posts[id] = post; |
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this.setState({ posts }); |
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} |
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|
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const position = this.getNextAvailablePosition(); |
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|
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if (!position) { |
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/* eslint-disable no-alert */ |
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window.alert( |
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__('You have added the maximum number of custom results.', 'elasticpress'), |
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); |
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/* eslint-enable no-alert */ |
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return; |
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} |
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|
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pointers.push({ |
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ID: id, |
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order: position, |
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}); |
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|
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this.setState({ pointers }); |
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}; |
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|
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/** |
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* Callback when drag/drop is complete. |
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* |
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* Only the pointers are able to be dragged around, so all we need to do is increase any pointer by one that is |
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* either at the current position or greater |
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* |
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* @param {object} result Dragged object |
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*/ |
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onDragComplete = (result) => { |
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// dropped outside the list |
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if (!result.destination) { |
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return; |
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} |
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|
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const items = this.getMergedPosts(); |
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|
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// Offsetting indexes when over posts per page to account for the non-sortable notice |
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const ppp = parseInt(window.epOrdering.postsPerPage, 10); |
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const startIndex = |
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result.source.index >= ppp ? result.source.index - 1 : result.source.index; |
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const endIndex = |
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result.destination.index > ppp |
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? result.destination.index - 1 |
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: result.destination.index; |
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|
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const [removed] = items.splice(startIndex, 1); |
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items.splice(endIndex, 0, removed); |
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|
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// Now _all_ the items are in order - grab the pointers and set the new positions to state |
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const pointers = []; |
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|
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items.forEach((item, index) => { |
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if (item.order) { |
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// Reordering an existing pointer |
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pointers.push({ |
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ID: item.ID, |
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order: index + 1, |
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}); |
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} else if (item.ID === result.draggableId) { |
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// Adding a default post to the pointers array |
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pointers.push({ |
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ID: item.ID, |
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order: index + 1, |
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}); |
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} |
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}); |
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|
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this.setState({ pointers }); |
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}; |
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|
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searchResults = (searchResults) => { |
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const { searchText } = this.state; |
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|
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if (searchText === '') { |
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return null; |
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} |
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|
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if (searchResults === false) { |
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return ( |
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<div className="loading"> |
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<div className="spinner is-active" /> |
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Loading... |
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</div> |
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); |
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} |
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|
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if (searchResults.length === 0) { |
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return <div className="no-results">{__('No results found.', 'elasticpress')}</div>; |
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} |
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|
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return searchResults.map((result) => { |
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return ( |
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<div className="pointer-result" key={result.ID}> |
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<span className="title">{result.post_title}</span> |
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<span |
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role="button" |
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tabIndex="0" |
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className="dashicons dashicons-plus add-pointer" |
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onClick={(event) => { |
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event.preventDefault(); |
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this.addPointer(result); |
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}} |
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onKeyDown={(event) => { |
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event.preventDefault(); |
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this.addPointer(result); |
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}} |
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> |
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<span className="screen-reader-text">{__('Add Post', 'elasticpress')}</span> |
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</span> |
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</div> |
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); |
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}); |
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}; |
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|
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/** |
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* Renders the component |
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* |
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* @returns {*} The component |
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*/ |
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render() { |
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const { |
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posts, |
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defaultResults, |
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title, |
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pointers, |
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searchText, |
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searchResults: searchResultsFromState, |
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} = this.state; |
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|
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if (title.length === 0) { |
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return ( |
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<div className="new-post"> |
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<p> |
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{__( |
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'Enter your search query above to preview the results.', |
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'elasticpress', |
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)} |
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</p> |
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</div> |
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); |
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} |
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|
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if (!defaultResults[title]) { |
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return ( |
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<div className="loading"> |
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<div className="spinner is-active" /> |
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<span>{__('Loading Result Preview…', 'elasticpress')}</span> |
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</div> |
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); |
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} |
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|
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// We need to reference these by ID later |
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const defaultResultsById = {}; |
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defaultResults[title].forEach((item) => { |
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defaultResultsById[item.ID] = item; |
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}); |
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|
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const mergedPosts = this.getMergedPosts(); |
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const renderedIds = pluck(pointers, 'ID'); |
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|
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const searchResults = searchResultsFromState[searchText] |
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? searchResultsFromState[searchText].filter( |
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(item) => renderedIds.indexOf(item.ID) === -1, |
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) |
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: false; |
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|
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return ( |
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<div> |
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<input type="hidden" name="search-ordering-nonce" value={window.epOrdering.nonce} /> |
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<input type="hidden" name="ordered_posts" value={JSON.stringify(pointers)} /> |
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<DragDropContext onDragEnd={this.onDragComplete}> |
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<Droppable droppableId="droppable"> |
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{(provided) => ( |
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<div |
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className="pointers" |
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{...provided.droppableProps} |
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ref={provided.innerRef} |
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> |
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{mergedPosts.map((item, index) => { |
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const draggableIndex = |
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parseInt(window.epOrdering.postsPerPage, 10) <= index |
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? index + 1 |
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: index; |
| 361 |
|
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let { title } = item; |
| 363 |
if (undefined === title) { |
| 364 |
title = |
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undefined !== posts[item.ID] |
| 366 |
? posts[item.ID].post_title |
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: defaultResultsById[item.ID].post_title; |
| 368 |
} |
| 369 |
|
| 370 |
// Determine if this result is part of default search results or not |
| 371 |
const isDefaultResult = |
| 372 |
undefined !== defaultResultsById[item.ID]; |
| 373 |
const tooltipText = |
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isDefaultResult === true |
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? __('Return to original position', 'elasticpress') |
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: __( |
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'Remove custom result from results list', |
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'elasticpress', |
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); |
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|
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return ( |
| 382 |
<Fragment key={item.ID}> |
| 383 |
{parseInt(window.epOrdering.postsPerPage, 10) === |
| 384 |
index && ( |
| 385 |
<Draggable |
| 386 |
key="divider" |
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draggableId="divider" |
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index={index} |
| 389 |
isDragDisabled={false} |
| 390 |
> |
| 391 |
{(component) => ( |
| 392 |
<div |
| 393 |
className={`next-page-notice ${index}`} |
| 394 |
ref={component.innerRef} |
| 395 |
{...component.draggableProps} |
| 396 |
{...component.dragHandleProps} |
| 397 |
> |
| 398 |
<span> |
| 399 |
{__( |
| 400 |
'The following posts have been displaced to the next page of search results.', |
| 401 |
'elasticpress', |
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)} |
| 403 |
</span> |
| 404 |
</div> |
| 405 |
)} |
| 406 |
</Draggable> |
| 407 |
)} |
| 408 |
|
| 409 |
<Draggable |
| 410 |
key={item.ID} |
| 411 |
draggableId={item.ID} |
| 412 |
index={draggableIndex} |
| 413 |
> |
| 414 |
{(provided2) => ( |
| 415 |
<div |
| 416 |
className={`pointer ${draggableIndex}`} |
| 417 |
ref={provided2.innerRef} |
| 418 |
{...provided2.draggableProps} |
| 419 |
> |
| 420 |
{item.order && isDefaultResult === true && ( |
| 421 |
<span className="pointer-type">RD</span> |
| 422 |
)} |
| 423 |
{item.order && |
| 424 |
isDefaultResult === false && ( |
| 425 |
<span className="pointer-type"> |
| 426 |
CR |
| 427 |
</span> |
| 428 |
)} |
| 429 |
<strong className="title">{title}</strong> |
| 430 |
<div className="pointer-actions"> |
| 431 |
<span |
| 432 |
className="dashicons dashicons-menu handle" |
| 433 |
{...provided2.dragHandleProps} |
| 434 |
title={__( |
| 435 |
'Drag post up or down to reposition', |
| 436 |
'elasticpress', |
| 437 |
)} |
| 438 |
/> |
| 439 |
{item.order && ( |
| 440 |
<span |
| 441 |
role="button" |
| 442 |
tabIndex="0" |
| 443 |
title={tooltipText} |
| 444 |
className="dashicons dashicons-undo delete-pointer" |
| 445 |
onClick={(event) => { |
| 446 |
event.preventDefault(); |
| 447 |
this.removePointer(item); |
| 448 |
}} |
| 449 |
onKeyDown={(event) => { |
| 450 |
event.preventDefault(); |
| 451 |
this.removePointer(item); |
| 452 |
}} |
| 453 |
> |
| 454 |
<span className="screen-reader-text"> |
| 455 |
Remove Post |
| 456 |
</span> |
| 457 |
</span> |
| 458 |
)} |
| 459 |
</div> |
| 460 |
</div> |
| 461 |
)} |
| 462 |
</Draggable> |
| 463 |
</Fragment> |
| 464 |
); |
| 465 |
})} |
| 466 |
{provided.placeholder} |
| 467 |
</div> |
| 468 |
)} |
| 469 |
</Droppable> |
| 470 |
</DragDropContext> |
| 471 |
|
| 472 |
<div className="legend"> |
| 473 |
<div className="legend-item"> |
| 474 |
<span className="pointer-type">CR</span> |
| 475 |
<span className="type-description"> |
| 476 |
{__('Custom Result (manually added to list)', 'elasticpress')} |
| 477 |
</span> |
| 478 |
</div> |
| 479 |
<div className="legend-item"> |
| 480 |
<span className="pointer-type">RD</span> |
| 481 |
<span className="type-description"> |
| 482 |
{__( |
| 483 |
'Reordered Default (originally in results, but repositioned)', |
| 484 |
'elasticpress', |
| 485 |
)} |
| 486 |
</span> |
| 487 |
</div> |
| 488 |
</div> |
| 489 |
|
| 490 |
<div className="pointer-search"> |
| 491 |
<h2 className="section-title">{__('Add to results', 'elasticpress')}</h2> |
| 492 |
|
| 493 |
<div className="search-wrapper"> |
| 494 |
<div className="input-wrap"> |
| 495 |
<input |
| 496 |
type="text" |
| 497 |
className="widefat search-pointers" |
| 498 |
placeholder="Search for Post" |
| 499 |
value={searchText} |
| 500 |
onChange={(e) => { |
| 501 |
this.setState({ searchText: e.target.value }); |
| 502 |
this.doSearch(); |
| 503 |
}} |
| 504 |
/> |
| 505 |
</div> |
| 506 |
|
| 507 |
<div className="pointer-results">{this.searchResults(searchResults)}</div> |
| 508 |
</div> |
| 509 |
</div> |
| 510 |
</div> |
| 511 |
); |
| 512 |
} |
| 513 |
} |
| 514 |
|
