import type { ReactElement, ReactNode } from "react";
import { type TreeElement } from "../../util/element.js";
import { type AbsolutePath } from "../../util/path.js";
import type { PossibleMeta } from "../util/index.js";
/** Extras threaded through `TreeRouterMapper` to the page renderer — the site-root-relative path of the page. */
interface TreeRouterExtras {
    /** Site-root-relative URL path of the page being rendered. Each page forwards it to its child cards. */
    readonly path: AbsolutePath;
}
/** Mapping + Mapper pair for tree routers — wrap children in `<TreeRouterMapping>` to override. */
export declare const TreeRouterMapping: import("react").FunctionComponent<import("../misc/Mapper.js").MappingProps<TreeRouterExtras>>, TreeRouterMapper: import("react").FunctionComponent<import("../misc/Mapper.js").MapperProps<TreeRouterExtras>>;
export interface TreeRouterProps extends PossibleMeta {
    /** The tree of elements to match routes for. */
    readonly tree: TreeElement;
    /**
     * Optional fallback element.
     * - Explicit `null` means fallback to nothing (router will not throw `NotFoundError`).
     */
    readonly fallback?: ReactElement | undefined | null;
}
/**
 * Resolve a URL path to a tree element and render it as a full page.
 * - Walks the tree by matching each path segment to a descendant's `key` (via `resolveElementPath()`).
 * - `/` renders the root itself; deeper paths render the matching descendant.
 * - `path` is the site-root-relative path (already stripped of any `APP_URL` subfolder by `<Router>`); it is threaded to the page renderer so child cards build correct hrefs.
 * - Throws `NotFoundError` if no element matches at any level.
 * - To override the renderer for a specific element type, wrap in `<TreeRouterMapping mapping={…}>`.
 */
export declare function TreeRouter({ tree, fallback, ...meta }: TreeRouterProps): ReactNode;
export {};