@wordpress/editor/build-module/components/provider/use-revision-blocks.mjs.map

Enhanced block editor for WordPress posts.

{
  "version": 3,
  "sources": ["../../../src/components/provider/use-revision-blocks.js"],
  "sourcesContent": ["/**\n * WordPress dependencies\n */\nimport { useSelect } from '@wordpress/data';\nimport { useMemo, useRef } from '@wordpress/element';\nimport { createBlock, parse } from '@wordpress/blocks';\n\n/**\n * Internal dependencies\n */\nimport { store as editorStore } from '../../store';\nimport { unlock } from '../../lock-unlock';\nimport { diffRevisionContent } from '../post-revisions-preview/block-diff';\nimport { preserveClientIds } from '../post-revisions-preview/preserve-client-ids';\n\n/**\n * Hook that computes revision blocks when in revisions mode.\n *\n * Returns `null` when not in revisions mode, `[]` when loading,\n * or the computed blocks array when ready.\n *\n * @return {Array|null} The revision blocks, or null if not in revisions mode.\n */\nexport function useRevisionBlocks() {\n\tconst {\n\t\tisInRevisionsMode,\n\t\tshowDiff,\n\t\trevision,\n\t\tpreviousRevision,\n\t\tpostType,\n\t} = useSelect( ( select ) => {\n\t\tconst {\n\t\t\tisRevisionsMode,\n\t\t\tisShowingRevisionDiff,\n\t\t\tgetCurrentRevision,\n\t\t\tgetPreviousRevision,\n\t\t} = unlock( select( editorStore ) );\n\t\tconst { getCurrentPostType } = select( editorStore );\n\n\t\tconst inRevisions = isRevisionsMode();\n\t\treturn {\n\t\t\tisInRevisionsMode: inRevisions,\n\t\t\tshowDiff: isShowingRevisionDiff(),\n\t\t\trevision: inRevisions ? getCurrentRevision() : undefined,\n\t\t\tpreviousRevision: inRevisions ? getPreviousRevision() : undefined,\n\t\t\tpostType: getCurrentPostType(),\n\t\t};\n\t}, [] );\n\n\t// Track previously rendered blocks to preserve clientIds between renders.\n\tconst previousBlocksRef = useRef( [] );\n\n\tconst blocks = useMemo( () => {\n\t\tif ( ! isInRevisionsMode ) {\n\t\t\t// Clear the ref when exiting revisions mode.\n\t\t\tpreviousBlocksRef.current = [];\n\t\t\treturn null;\n\t\t}\n\n\t\t// Revision not loaded yet.\n\t\tif ( ! revision ) {\n\t\t\treturn [];\n\t\t}\n\n\t\tconst currentContent = revision?.content?.raw ?? '';\n\n\t\tlet parsedBlocks;\n\t\tif ( showDiff ) {\n\t\t\tconst previousContent = previousRevision?.content?.raw || '';\n\t\t\tparsedBlocks = diffRevisionContent(\n\t\t\t\tcurrentContent,\n\t\t\t\tpreviousContent\n\t\t\t);\n\t\t} else {\n\t\t\tparsedBlocks = parse( currentContent );\n\t\t}\n\n\t\tif ( postType === 'wp_navigation' ) {\n\t\t\tparsedBlocks = [\n\t\t\t\tcreateBlock(\n\t\t\t\t\t'core/navigation',\n\t\t\t\t\t{ templateLock: false },\n\t\t\t\t\tparsedBlocks\n\t\t\t\t),\n\t\t\t];\n\t\t}\n\n\t\tconst blocksWithStableIds = preserveClientIds(\n\t\t\tparsedBlocks,\n\t\t\tpreviousBlocksRef.current\n\t\t);\n\t\tpreviousBlocksRef.current = blocksWithStableIds;\n\n\t\treturn blocksWithStableIds;\n\t}, [\n\t\tisInRevisionsMode,\n\t\trevision,\n\t\trevision?.content?.raw,\n\t\tpreviousRevision?.content?.raw,\n\t\tpostType,\n\t\tshowDiff,\n\t] );\n\n\treturn blocks;\n}\n"],
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