@wordpress/block-editor/build/components/inserter/hooks/use-patterns-paging.cjs.map

Generic block editor.

{
  "version": 3,
  "sources": ["../../../../src/components/inserter/hooks/use-patterns-paging.js"],
  "sourcesContent": ["/**\n * WordPress dependencies\n */\nimport { useMemo, useState, useEffect } from '@wordpress/element';\nimport { usePrevious } from '@wordpress/compose';\nimport { getScrollContainer } from '@wordpress/dom';\n\nconst PAGE_SIZE = 20;\n\n/**\n * Supplies values needed to page the patterns list client side.\n *\n * @param {Array}  currentCategoryPatterns An array of the current patterns to display.\n * @param {string} currentCategory         The currently selected category.\n * @param {Object} scrollContainerRef      Ref of container to to find scroll container for when moving between pages.\n * @param {string} currentFilter           The currently search filter.\n *\n * @return {Object} Returns the relevant paging values. (totalItems, categoryPatternsList, numPages, changePage, currentPage)\n */\nexport default function usePatternsPaging(\n\tcurrentCategoryPatterns,\n\tcurrentCategory,\n\tscrollContainerRef,\n\tcurrentFilter = ''\n) {\n\tconst [ currentPage, setCurrentPage ] = useState( 1 );\n\tconst previousCategory = usePrevious( currentCategory );\n\tconst previousFilter = usePrevious( currentFilter );\n\tif (\n\t\t( previousCategory !== currentCategory ||\n\t\t\tpreviousFilter !== currentFilter ) &&\n\t\tcurrentPage !== 1\n\t) {\n\t\tsetCurrentPage( 1 );\n\t}\n\tconst totalItems = currentCategoryPatterns.length;\n\tconst pageIndex = currentPage - 1;\n\tconst categoryPatterns = useMemo( () => {\n\t\treturn currentCategoryPatterns.slice(\n\t\t\tpageIndex * PAGE_SIZE,\n\t\t\tpageIndex * PAGE_SIZE + PAGE_SIZE\n\t\t);\n\t}, [ pageIndex, currentCategoryPatterns ] );\n\tconst numPages = Math.ceil( currentCategoryPatterns.length / PAGE_SIZE );\n\tconst changePage = ( page ) => {\n\t\tconst scrollContainer = getScrollContainer(\n\t\t\tscrollContainerRef?.current\n\t\t);\n\t\tscrollContainer?.scrollTo( 0, 0 );\n\n\t\tsetCurrentPage( page );\n\t};\n\n\tuseEffect(\n\t\tfunction scrollToTopOnCategoryChange() {\n\t\t\tconst scrollContainer = getScrollContainer(\n\t\t\t\tscrollContainerRef?.current\n\t\t\t);\n\t\t\tscrollContainer?.scrollTo( 0, 0 );\n\t\t},\n\t\t[ currentCategory, scrollContainerRef ]\n\t);\n\n\treturn {\n\t\ttotalItems,\n\t\tcategoryPatterns,\n\t\tnumPages,\n\t\tchangePage,\n\t\tcurrentPage,\n\t};\n}\n"],
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