/*
 * Must have CFS_Options_Screens plugin installed - https://wordpress.org/plugins/cfs-options-screens/
 * CFS Field Groups must have no placement rules
 * Names of the fields should be placed in the array
 * EX: $sb_option_screen_field_group_titles = array( 'Interior Header Images' , 'Menu Resources' );
 * The above example should be placed in functions.php
 * Make sure to uncommented the add_filter below
 */
if ( ! function_exists( 'sb_cfs_options_screen' ) ) {
    function sb_cfs_options_screen( $screens ) {
        global $sb_option_screen_field_group_titles;

        // Check to see if global list of options screens exists
        if ( ! isset( $sb_option_screen_field_group_titles ) || empty( $sb_option_screen_field_group_titles ) ) {
            return $screens;
        }

        // Creates an array containing the post ids of the chosen field groups
        $cfs_field_ids = array_map( function( $post_title ) {
            $cfs_post = get_page_by_title( $post_title, OBJECT, 'cfs' );
            if ( ! is_null( $cfs_post ) ) {
                return $cfs_post->ID;
            }
        }, $sb_option_screen_field_group_titles );

        // Adds this option screen
        $screens[] = array(
            'name'            => 'options',
            'menu_title'      => __( 'Site Options' ),
            'page_title'      => __( 'Options' ),
            'menu_position'   => 100,
            'icon'            => 'dashicons-admin-generic', // optional, dashicons-admin-generic is the default
            'field_groups'    => $cfs_field_ids, // post ID(s) of CFS Field Group to use on this page
        );
        return $screens;
    }
    add_filter( 'cfs_options_screens', 'sb_cfs_options_screen');
}