s active?
		$active_modules = self::get_active_modules();
		if ( ! empty( $active_modules ) ) {
			return false;
		}

		// check for other Jetpack plugins that are installed on the site (active or not)
		// If there's more than one Jetpack plugin active, this user is not "new"
		$plugin_slugs              = array_keys( Plugins_Installer::get_plugins() );
		$plugin_slugs              = array_map(
			static function ( $slug ) {
				$parts = explode( '/', $slug );
				// Return the last segment of the filepath without the PHP extension
				return str_replace( '.php', '', $parts[ count( $parts ) - 1 ] );
			},
			$plugin_slugs
		);
		$installed_jetpack_plugins = array_intersect( self::JETPACK_PLUGIN_SLUGS, $plugin_slugs );
		if ( is_countable( $installed_jetpack_plugins ) && count( $installed_jetpack_plugins ) >= 2 ) {
			return false;
		}

		// Does the site have any purchases?
		$purchases = Wpcom_Products::get_site_current_purchases();
		if ( ! empty( $purchases ) && ! is_wp_error( $purchases ) ) {
			return false;
		}

		return true;
	}

	/**
	 *  Build flags for My Jetpack UI
	 *
	 *  @return array
	 */
	public static function get_my_jetpack_flags() {
		$flags = array(
			'videoPressStats'          => Jetpack_Constants::is_true( 'JETPACK_MY_JETPACK_VIDEOPRESS_STATS_ENABLED' ),
			'showFullJetpackStatsCard' => class_exists( 'Jetpack' ),
		);

		return $flags;
	}

	/**
	 * Echoes the admin page content.
	 *
	 * @return void
	 */
	public static function admin_page() {
		$step          = isset( $_GET['step'] ) ? sanitize_text_field( wp_unslash( $_GET['step'] ) ) : ''; // phpcs:ignore WordPress.Security.NonceVerification.Recommended
		$is_onboarding = $step === 'onboarding';

		// Add data attribute for onboarding, otherwise render normal container
		echo '<div id="my-jetpack-container" ' . ( $is_onboarding ? 'data-route="onboarding"' : '' ) . '></div>';
	}

	/**
	 * Register the REST API routes.
	 *
	 * @return void
	 */
	public static function register_rest_endpoints() {
		new REST_Products();
		new REST_Purchases();
		new REST_Zendesk_Chat();
		new REST_AI();
		new REST_Recommendations_Evaluation();

		Products::register_product_endpoints();
		Historically_Active_Modules::register_rest_endpoints();
		Jetpack_Manage::register_rest_endpoints();
		Red_Bubble_Notifications::register_rest_endpoints();

		register_rest_route(
			'my-jetpack/v1',
			'site',
			array(
				'methods'             => \WP_REST_Server::READABLE,
				'callback'            => __CLASS__ . '::get_site',
				'permission_callback' => __CLASS__ . '::permissions_callback',
			)
		);

		register_rest_route(
			'my-jetpack/v1',
			'site/dismiss-welcome-banner',
			array(
				'methods'             => \WP_REST_Server::EDITABLE,
				'callback'            => __CLASS__ . '::dismiss_welcome_banner',
				'permission_callback' => __CLASS__ . '::permissions_callback',
			)
		);
	}

	/**
	 * Check user capability to access the endpoint.
	 *
	 * @access public
	 * @static
	 *
	 * @return true|WP_Error
	 */
	public static function permissions_callback() {
		return current_user_can( 'manage_options' );
	}

	/**
	 * Return true if we should initialize the My Jetpack admin page.
	 */
	public static function should_initialize() {
		$should = true;

		// All options presented in My Jetpack require a connection to WordPress.com.
		if ( ( new Status() )->is_offline_mode() ) {
			$should = false;
		}

		/**
		 * Allows filtering whether My Jetpack should be initialized.
		 *
		 * @since 0.5.0-alpha
		 *
		 * @param bool $shoud_initialize Should we initialize My Jetpack?
		 */
		return apply_filters( 'jetpack_my_jetpack_should_initialize', $should );
	}

	/**
	 * Hook into several connection-based actions to update the historically active Jetpack modules
	 * If the transient that indicates the list needs to be synced, update it and delete the transient
	 *
	 * @return void
	 */
	public static function setup_historically_active_jetpack_modules_sync() {
		// yummmm. ham.
		$ham = new Historically_Active_Modules();
		if ( get_transient( $ham::UPDATE_HISTORICALLY_ACTIVE_JETPACK_MODULES_KEY ) && ! wp_doing_ajax() ) {
			$ham::update_historically_active_jetpack_modules();
			delete_transient( $ham::UPDATE_HISTORICALLY_ACTIVE_JETPACK_MODULES_KEY );
		}

		$actions = array(
			'jetpack_site_registered',
			'jetpack_user_authorized',
			'activated_plugin',
		);

		foreach ( $actions as $action ) {
			add_action( $action, array( $ham, 'queue_historically_active_jetpack_modules_update' ), 5 );
		}

		// Modules are often updated async, so we need to update them right away as there will sometimes be no page reload.
		add_action( 'jetpack_activate_module', array( $ham, 'update_historically_active_jetpack_modules' ), 5 );
	}

	/**
	 * Site full-data endpoint.
	 *
	 * @return object Site data.
	 */
	public static function get_site() {
		$site_id           = \Jetpack_Options::get_option( 'id' );
		$wpcom_endpoint    = sprintf( '/sites/%d?force=wpcom', $site_id );
		$wpcom_api_version = '1.1';
		$response          = Client::wpcom_json_api_request_as_blog( $wpcom_endpoint, $wpcom_api_version );
		$response_code     = wp_remote_retrieve_response_code( $response );
		$body              = json_decode( wp_remote_retrieve_body( $response ) );

		if ( is_wp_error( $response ) || empty( $response['body'] ) ) {
			return new WP_Error( 'site_data_fetch_failed', 'Site data fetch failed', array( 'status' => $response_code ) );
		}

		return rest_ensure_response( $body );
	}

	/**
	 * Populates the self::$site_info var with site data from the /sites/%d endpoint
	 *
	 * @return object|WP_Error
	 */
	public static function get_site_info() {
		static $site_info = null;

		if ( $site_info !== null ) {
			return $site_info;
		}

		// Check for a cached value before doing lookup
		$stored_site_info = get_transient( self::MY_JETPACK_SITE_INFO_TRANSIENT_KEY );
		if ( $stored_site_info !== false ) {
			return $stored_site_info;
		}

		$response = self::get_site();
		if ( is_wp_error( $response ) ) {
			return $response;
		}
		$site_info = $response->data;
		set_transient( self::MY_JETPACK_SITE_INFO_TRANSIENT_KEY, $site_info, DAY_IN_SECONDS );

		return $site_info;
	}

	/**
	 * Returns whether a site has been determined "commercial" or not.
	 *
	 * @return bool|null
	 */
	public static function is_commercial_site() {
		if ( is_wp_error( self::$site_info ) ) {
			return null;
		}

		return empty( self::$site_info->options->is_commercial ) ? false : self::$site_info->options->is_commercial;
	}

	/**
	 * Check if site is registered (has been connected before).
	 *
	 * @return bool
	 */
	public static function is_registered() {
		return (bool) \Jetpack_Options::get_option( 'id' );
	}

	/**
	 * Dismiss the welcome banner.
	 *
	 * @return \WP_REST_Response
	 */
	public static function dismiss_welcome_banner() {
		\Jetpack_Options::update_option( 'dismissed_welcome_banner', true );
		return rest_ensure_response( array( 'success' => true ) );
	}

	/**
	 * Returns "yes" if the site has file write access to the plugins folder, "no" otherwise.
	 *
	 * @return string
	 **/
	public static function has_file_system_write_access() {

		$cache = get_transient( 'my_jetpack_write_access' );

		if ( false !== $cache ) {
			return $cache;
		}

		if ( ! function_exists( 'get_filesystem_method' ) ) {
			require_once ABSPATH . 'wp-admin/includes/file.php';
		}

		require_once ABSPATH . 'wp-admin/includes/template.php';

		$write_access = 'no';

		$filesystem_method = get_filesystem_method( array(), WP_PLUGIN_DIR );
		if ( 'direct' === $filesystem_method ) {
			$write_access = 'yes';
		}

		if ( 'no' === $write_access ) {
			ob_start();
			$filesystem_credentials_are_stored = request_filesystem_credentials( self_admin_url() );
			ob_end_clean();

			if ( $filesystem_credentials_are_stored ) {
				$write_access = 'yes';
			}
		}

		set_transient( 'my_jetpack_write_access', $write_access, 30 * MINUTE_IN_SECONDS );

		return $write_access;
	}

	/**
	 * Get container IDC for the IDC screen.
	 *
	 * @return string
	 */
	public static function get_idc_container_id() {
		return static::IDC_CONTAINER_ID;
	}

	/**
	 * Conditionally append the red bubble notification to the "Jetpack" menu item if there are alerts to show
	 *
	 * @return void
	 */
	public static function maybe_show_red_bubble() {
		global $menu;

		// Don't show red bubble alerts for non-admin users
		// These alerts are generally only actionable for admins
		if ( ! current_user_can( 'manage_options' ) ) {
			return;
		}

		// Don't show any red bubbles when Jetpack is disconnected
		// Users can't act on most alerts without a connection
		$connection = new Connection_Manager();
		if ( ! $connection->is_connected() ) {
			return;
		}

		$rbn = new Red_Bubble_Notifications();

		// filters for the items in this file
		add_filter( 'my_jetpack_red_bubble_notification_slugs', array( $rbn, 'add_red_bubble_alerts' ) );
		$red_bubble_alerts = array_filter(
			$rbn::get_red_bubble_alerts(),
			function ( $alert ) {
				// We don't want to show the red bubble for silent alerts
				return empty( $alert['is_silent'] );
			}
		);

		// The Jetpack menu item should be on index 3
		if (
			! empty( $red_bubble_alerts ) &&
			isset( $menu[3] ) &&
			$menu[3][0] === 'Jetpack'
		) {
			// phpcs:ignore WordPress.WP.GlobalVariablesOverride.Prohibited
			$menu[3][0] .= sprintf( ' <span class="awaiting-mod">%d</span>', count( $red_bubble_alerts ) );
		}
	}

	/**
	 * Get list of module names sorted by their recommendation score
	 *
	 * @return array|null
	 */
	public static function get_recommended_modules() {
		$recommendations_evaluation = \Jetpack_Options::get_option( 'recommendations_evaluation', null );

		if ( ! $recommendations_evaluation ) {
			return null;
		}

		arsort( $recommendations_evaluation ); // Sort by scores in descending order

		return array_keys( $recommendations_evaluation ); // Get only module names
	}
}