Help Please (second time asking)

class BP_Custom_User_Ids {
 
    private $custom_ids = array();
 
    public function __construct() {
 
        $this->custom_ids = $this->get_custom_ids();
 
        add_action( 'bp_pre_user_query_construct',  array( $this, 'custom_members_query' ), 1, 1 );
        add_filter( 'bp_get_total_member_count',    array( $this, 'custom_members_count' ), 1, 1 );
 
    }
 
private function get_custom_ids() {
    global $wpdb;
 
    //figure out if the logged-in user is client or professional
   $sex = xprofile_get_field_data( 3, bp_loggedin_user_id() );
 
   if ( $sex == 'Client' ) 
      $query = "SELECT user_id FROM {$wpdb->prefix}bp_xprofile_data WHERE field_id = 3 AND value = 'Client'";
   else 
      $query = "SELECT user_id FROM {$wpdb->prefix}bp_xprofile_data WHERE field_id = 3 AND value = 'hairstylist'";          
 
 
    $custom_ids = $wpdb->get_col( $query );
 
 
    return $custom_ids;
}
 
    function custom_members_query( $query_array ) {
 
        $query_array->query_vars['include'] = $this->custom_ids;
 
    }  
 
    function custom_members_count ( $count ) {
 
        $new_count = count( $this->custom_ids );
        return $new_count;
 
    }
}
 
function custom_user_ids( ) {
 
    new BP_Custom_User_Ids ();
 
}
 
add_action( 'bp_before_directory_members', 'custom_user_ids' );