Revert "[Inserter]: Prioritize blocks per category in main inserter"

packages/block-editor/src/components/inserter/block-types-tab.js

@@ -30,17 +30,6 @@ const MAX_SUGGESTED_ITEMS = 6;
  */
 const EMPTY_ARRAY = [];
 
-// Blocks that should be prioritized in the Inserter tab.
-const PRIORITIZED_BLOCKS = {
-	theme: [
-		'core/navigation',
-		'core/template-part/header',
-		'core/template-part/footer',
-		'core/query/posts-list',
-	],
-	// design: [],
-};
-
 export function BlockTypesTab( {
 	rootClientId,
 	onInsert,
@@ -73,47 +62,6 @@ export function BlockTypesTab( {
 		)( items );
 	}, [ items ] );
 
-	const sortPrioritizedBlocks = ( _category ) => {
-		const categoryPrioritizedBlocks = PRIORITIZED_BLOCKS[ _category ];
-		/**
-		 * We always add one(1) to the returned index to simplify our checks for no
-		 * matches and zero index handling.
-		 *
-		 * For example when `findIndex` doesn't find a match will return `-1`,
-		 * so by adding `1` will become zero that will help us use `boolean` checks.
-		 *
-		 * @param {string} blockId The block id is the block name. In block variations the variation name is appended.
-		 */
-		const getBlockIndex = ( blockId ) =>
-			categoryPrioritizedBlocks.findIndex(
-				( _blockId ) => _blockId === blockId
-			) + 1;
-		return ( a, b ) => {
-			const firstBlockIndex = getBlockIndex( a.id );
-			const secondBlockIndex = getBlockIndex( b.id );
-			if ( !! firstBlockIndex && !! secondBlockIndex ) {
-				/**
-				 * We also need to check our prefered order, because items order
-				 * depends on block declaration order as well.
-				 */
-				return firstBlockIndex > secondBlockIndex ? 1 : -1;
-			}
-			return !! firstBlockIndex && ! secondBlockIndex ? -1 : 1;
-		};
-	};
-	// Prioritize blocks's display order in Inserter per block category.
-	const prioritizedItemsPerCategory = useMemo( () => {
-		return Object.entries( itemsPerCategory ).reduce(
-			( accumulator, [ category, _items ] ) => {
-				accumulator[ category ] = ! PRIORITIZED_BLOCKS[ category ]
-					? _items
-					: [ ..._items ].sort( sortPrioritizedBlocks( category ) );
-				return accumulator;
-			},
-			{}
-		);
-	}, [ itemsPerCategory ] );
-
 	const itemsPerCollection = useMemo( () => {
 		// Create a new Object to avoid mutating collection.
 		const result = { ...collections };
@@ -165,8 +113,7 @@ export function BlockTypesTab( {
 				) }
 
 				{ map( currentlyRenderedCategories, ( category ) => {
-					const categoryItems =
-						prioritizedItemsPerCategory[ category.slug ];
+					const categoryItems = itemsPerCategory[ category.slug ];
 					if ( ! categoryItems || ! categoryItems.length ) {
 						return null;
 					}