BB Smooth Scrolling Code Tweak Loaded At the Bottom of the Page

bb-smooth-scrolling-bottom.php

/**
 *
 * It's essentially the same code here: 
 * https://kb.wpbeaverbuilder.com/article/634-smooth-scrolling-tweaks-with-code
 *
 * I'm just using "wp_footer" action hook to load the code to the bottom of the page (see priority = 999).
 * You need to change 'page-slug-here' in LINE 10 to correspond with the target page.
 *
 */
add_action ( 'wp_footer', function(){
	if ( !is_page( 'page-slug-here' ) ) return;
    ?>
    <script id="bb-smoooth-scrolling">
		jQuery( function($){
		    var win = $( window );

			function bbScroll(){
				if ( 'undefined' != typeof FLBuilderLayoutConfig ) {
				    var offset = 300;

					if ( 'undefined' === typeof FLBuilderLayout ) {
						return;
					}

					if ( FLBuilderLayout._isMobile() && win.width() < 992 ) {
					    offset = 0;
					}

					if ( $( 'body.admin-bar' ).length > 0 ) {
						offset += 32;
					}

					FLBuilderLayoutConfig.anchorLinkAnimations.duration = 1000;
					FLBuilderLayoutConfig.anchorLinkAnimations.easing = 'swing';
					FLBuilderLayoutConfig.anchorLinkAnimations.offset = offset;
				}
			}

			bbScroll();
			win.on( 'resize', bbScroll );

		} );
    </script>
    <?php
}, 999 );