add-library.js
2 years ago
category-list.js
2 years ago
insert-pattern.js
2 years ago
library-cache.js
2 years ago
library-layout.js
2 years ago
library-provider.js
2 years ago
library-selector.js
2 years ago
manage-libraries.js
2 years ago
pattern-details-header.js
2 years ago
pattern-details.js
2 years ago
pattern-list.js
2 years ago
pattern-search.js
2 years ago
pattern.js
2 years ago
selected-patterns.js
2 years ago
pattern-list.js
200 lines
| 1 | import Pattern from './pattern'; |
| 2 | import { useLibrary } from './library-provider'; |
| 3 | import { useMemo, useRef, useState, useEffect, memo } from '@wordpress/element'; |
| 4 | import { Button, Spinner } from '@wordpress/components'; |
| 5 | import { __ } from '@wordpress/i18n'; |
| 6 | import { PatternDetails } from './pattern-details'; |
| 7 | import classnames from 'classnames'; |
| 8 | |
| 9 | export default function PatternList( { |
| 10 | bulkInsertEnabled = false, |
| 11 | patterns = [], |
| 12 | closeModal, |
| 13 | globalStyleCSS, |
| 14 | globalStyleData, |
| 15 | } ) { |
| 16 | const ref = useRef(); |
| 17 | const loadMoreRef = useRef(); |
| 18 | const { |
| 19 | activePatternId, |
| 20 | loading, |
| 21 | itemsPerPage, |
| 22 | itemCount, |
| 23 | setItemCount, |
| 24 | scrollPosition, |
| 25 | selectedPatterns, |
| 26 | selectedPatternsDispatch, |
| 27 | } = useLibrary(); |
| 28 | |
| 29 | const activePattern = useMemo( () => { |
| 30 | const found = patterns.filter( ( pattern ) => ( pattern.id === activePatternId ) ); |
| 31 | return found[ 0 ] || undefined; |
| 32 | }, [ activePatternId ] ); |
| 33 | |
| 34 | const hide = loading ? { opacity: 0 } : {}; |
| 35 | const [ visiblePatterns, setVisiblePatterns ] = useState( [] ); |
| 36 | const [ loadMore, setLoadMore ] = useState( false ); |
| 37 | |
| 38 | useEffect( () => { |
| 39 | setVisiblePatterns( patterns.slice( 0, itemCount ) ); |
| 40 | }, [ itemCount, patterns ] ); |
| 41 | |
| 42 | /** |
| 43 | * Set up our infinite scroll. |
| 44 | */ |
| 45 | useEffect( () => { |
| 46 | const intersectionObserver = new IntersectionObserver( |
| 47 | ( entries ) => { |
| 48 | entries.forEach( ( entry ) => { |
| 49 | if ( entry.isIntersecting ) { |
| 50 | setLoadMore( true ); |
| 51 | } |
| 52 | } ); |
| 53 | }, |
| 54 | { |
| 55 | root: null, |
| 56 | rootMargin: '0px', |
| 57 | threshold: 0.01, |
| 58 | } |
| 59 | ); |
| 60 | |
| 61 | if ( loadMoreRef.current ) { |
| 62 | intersectionObserver.observe( loadMoreRef.current ); |
| 63 | } |
| 64 | |
| 65 | return () => { |
| 66 | if ( intersectionObserver ) { |
| 67 | intersectionObserver.disconnect(); |
| 68 | } |
| 69 | }; |
| 70 | }, [] ); |
| 71 | |
| 72 | /** |
| 73 | * Load more patterns when we reach the bottom. |
| 74 | */ |
| 75 | useEffect( () => { |
| 76 | if ( ! loadMore ) { |
| 77 | return; |
| 78 | } |
| 79 | |
| 80 | if ( activePattern ) { |
| 81 | setLoadMore( false ); |
| 82 | return; |
| 83 | } |
| 84 | |
| 85 | setItemCount( itemCount + itemsPerPage ); |
| 86 | setLoadMore( false ); |
| 87 | }, [ loadMore ] ); |
| 88 | |
| 89 | /** |
| 90 | * Scroll to the last remembered scroll position. |
| 91 | * This is used to remember where we were if we preview a pattern and return to the list. |
| 92 | */ |
| 93 | useEffect( () => { |
| 94 | if ( ref.current && ! activePattern ) { |
| 95 | const patternContent = ref.current.closest( '.gb-pattern-library__content' ); |
| 96 | |
| 97 | if ( patternContent ) { |
| 98 | patternContent.scrollTop = scrollPosition; |
| 99 | } |
| 100 | } |
| 101 | }, [ scrollPosition, activePattern ] ); |
| 102 | |
| 103 | const PatternDetailsMemo = memo( PatternDetails ); |
| 104 | |
| 105 | return ( |
| 106 | <> |
| 107 | { loading && ! activePatternId && |
| 108 | <div className="loading-library"><Spinner /> |
| 109 | { __( 'Loading library', 'generateblocks' ) } |
| 110 | </div> |
| 111 | } |
| 112 | |
| 113 | { ! loading && ! patterns.length && ! activePatternId && |
| 114 | <div className="loading-library"> |
| 115 | { __( 'No patterns found.', 'generateblocks' ) } |
| 116 | </div> |
| 117 | } |
| 118 | |
| 119 | { !! activePattern && |
| 120 | <Pattern |
| 121 | isLoading={ loading } |
| 122 | isActive={ true } |
| 123 | pattern={ activePattern } |
| 124 | globalStyleCSS={ globalStyleCSS } |
| 125 | /> |
| 126 | } |
| 127 | |
| 128 | <ul |
| 129 | ref={ ref } |
| 130 | className={ classnames( 'patterns-wrapper', bulkInsertEnabled && 'gb-bulk-insert' ) } |
| 131 | style={ { |
| 132 | ...hide, |
| 133 | display: !! activePattern ? 'none' : '', |
| 134 | } } |
| 135 | > |
| 136 | { visiblePatterns.map( ( pattern ) => { |
| 137 | const isSelected = selectedPatterns.some( ( { id } ) => id === pattern.id ) ?? false; |
| 138 | |
| 139 | return ( |
| 140 | <li |
| 141 | key={ pattern.id } |
| 142 | className={ classnames( 'gb-pattern-wrapper', 'gb-selectable', isSelected && bulkInsertEnabled && 'is-selected' ) } |
| 143 | > |
| 144 | { bulkInsertEnabled && ( |
| 145 | <Button |
| 146 | className="gb-selectable__toggle" |
| 147 | label={ isSelected |
| 148 | ? __( 'Deselect this pattern', 'generateblocks' ) |
| 149 | : __( 'Select this pattern', 'generate-blocks' ) |
| 150 | } |
| 151 | onClick={ ( e ) => { |
| 152 | e.stopPropagation(); |
| 153 | const type = isSelected ? 'REMOVE' : 'ADD'; |
| 154 | selectedPatternsDispatch( { type, pattern } ); |
| 155 | } } |
| 156 | /> |
| 157 | ) } |
| 158 | { ( bulkInsertEnabled || isSelected ) && ( |
| 159 | <Button |
| 160 | className="check" |
| 161 | onClick={ ( e ) => { |
| 162 | e.stopPropagation(); |
| 163 | selectedPatternsDispatch( { type: 'REMOVE', pattern } ); |
| 164 | } } |
| 165 | onBlur={ ( e ) => e.stopPropagation() } |
| 166 | tabIndex="-1" |
| 167 | > |
| 168 | <span className="media-modal-icon"></span> |
| 169 | <span className="screen-reader-text"> |
| 170 | { __( 'Deselect', 'generateblocks' ) } |
| 171 | </span> |
| 172 | </Button> |
| 173 | ) } |
| 174 | <Pattern |
| 175 | isLoading={ loading } |
| 176 | pattern={ pattern } |
| 177 | globalStyleCSS={ globalStyleCSS } |
| 178 | /> |
| 179 | |
| 180 | <PatternDetailsMemo |
| 181 | pattern={ pattern } |
| 182 | patternRef={ ref } |
| 183 | bulkInsertEnabled={ bulkInsertEnabled } |
| 184 | globalStyleData={ globalStyleData } |
| 185 | closeModal={ closeModal } |
| 186 | /> |
| 187 | </li> |
| 188 | ); |
| 189 | } ) } |
| 190 | </ul> |
| 191 | |
| 192 | <div |
| 193 | ref={ loadMoreRef } |
| 194 | style={ { marginTop: '10px' } } |
| 195 | className="gblocks-patterns-load-more" |
| 196 | /> |
| 197 | </> |
| 198 | ); |
| 199 | } |
| 200 |