import type { CrawlerOptions, Page } from "notion-md-crawler";
import { Document } from "../Node.js";
import type { BaseReader } from "./type.js";
type NotionReaderOptions = Pick<CrawlerOptions, "client" | "serializers">;
/**
 * Notion pages are retrieved recursively and converted to Document objects.
 * Notion Database can also be loaded, and [the serialization method can be customized](https://github.com/TomPenguin/notion-md-crawler/tree/main).
 *
 * [Note] To use this reader, must be created the Notion integration must be created in advance
 * Please refer to [this document](https://www.notion.so/help/create-integrations-with-the-notion-api) for details.
 */
export declare class NotionReader implements BaseReader {
    private readonly crawl;
    /**
     * Constructor for the NotionReader class
     * @param {NotionReaderOptions} options - Configuration options for the reader
     */
    constructor({ client, serializers }: NotionReaderOptions);
    /**
     * Converts Pages to an array of Document objects
     * @param {Page} pages - The Notion pages to convert (Return value of `loadPages`)
     * @returns {Document[]} An array of Document objects
     */
    toDocuments(pages: Page[]): Document[];
    /**
     * Loads recursively the Notion page with the specified root page ID.
     * @param {string} rootPageId - The root Notion page ID
     * @returns {Promise<Page[]>} A Promise that resolves to a Pages object(Convertible with the `toDocuments` method)
     */
    loadPages(rootPageId: string): Promise<Page[]>;
    /**
     * Loads recursively Notion pages and converts them to an array of Document objects
     * @param {string} rootPageId - The root Notion page ID
     * @returns {Promise<Document[]>} A Promise that resolves to an array of Document objects
     */
    loadData(rootPageId: string): Promise<Document[]>;
}
export {};