import type { Folder, Item, Node } from "fumadocs-core/page-tree";
import type { ReactNode } from "react";
export type SidebarSectionNode = Extract<Node, {
    type: "folder" | "page";
}>;
export interface SidebarRootGroup {
    icon?: ReactNode;
    id: string;
    items: SidebarSectionNode[];
    label?: ReactNode;
}
export declare const getSidebarItemBadge: (item: Item | undefined) => string | undefined;
export declare const getSidebarBadgeTone: (label: string) => string;
export declare const isExternalSidebarItem: (item: Item | undefined) => boolean;
export declare const isExternalSidebarUrl: (url: string) => boolean;
export declare const hasSeparateRootDisclosure: (node: SidebarSectionNode) => node is Folder;
export declare const getSidebarNodeId: (node: Node, path: number[], scope?: string) => string;
/**
 * Whether a sidebar row links to the current page. Folders without an index
 * page have no link item, and pages outside the tree (such as a root landing
 * page) have no active URL; neither case may count as current, otherwise every
 * index-less folder highlights and scrolls into view on those pages.
 */
export declare const isSidebarItemCurrent: (item: Item | undefined, activeUrl: string | undefined) => boolean;
export declare const nodeContainsUrl: (node: Node, url: string) => boolean;
export declare const findActiveRootSection: (nodes: Node[], activeUrl: string | undefined) => Folder | null;
export declare const getSidebarSectionItems: (section: Folder | null) => Node[];
export declare const getSidebarRootGroups: (nodes: Node[]) => SidebarRootGroup[];
export declare const getInitialOpenFolderIds: (nodes: Node[], activeUrl: string | undefined, openFirstLevel?: boolean, scope?: string) => string[];
export declare const getDescendantFolderIds: (folder: Folder, folderPath: number[], scope?: string) => string[];
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