RecentItemsProvider.js
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RecentItemsProvider.js
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	const { CommandPaletteItem, CommandPaletteProvider, CommandPaletteActionResult } = require( '../types.js' );
	const createRecentItems = require( '../services/recentItems.js' );
	const { getNavigationAction } = require( '../utils/providerActions.js' );

	const recentItemsService = createRecentItems();

	/** @type {CommandPaletteProvider} */
	module.exports = {
	id: 'recent',
	isAsync: false, // We load from localStorage, so no need to debounce
	debounceMs: 0,
	keepStaleResultsOnQueryChange: false,

	/**
	* Determines if this provider should handle the current query.
	*
	* @param {string} query The search query.
	* @return {boolean}
	*/
	canProvide( query ) {
	// Provides results only when the query is empty
	return !query;
	},

	/**
	* Gets the recent items.
	* Items are expected to conform to the CommandPaletteItem structure
	* as they were saved in that format or a compatible subset (like fulltext-search).
	*
	* @return {Array<CommandPaletteItem>} An array of recent items.
	*/
	getResults() {
	const items = recentItemsService.getRecentItems();
	// Ensure source is added by the provider
	return Array.isArray( items ) ? items.map( ( item ) => ( { ...item, source: this.id } ) ) : [];
	},

	/**
	* Handles the selection of a recent item.
	* Default action is to navigate to the item's URL.
	*
	* @param {CommandPaletteItem} item The selected item.
	* @return {Promise<CommandPaletteActionResult>} Action result for the UI.
	*/
	async onResultSelect( item ) {
	return getNavigationAction( item );
	}
	};