import type { NumberedListBlock, BulletedListBlock, TodoBlock, ColumnListBlock, ColumnBlock } from "notion-types";
import type { AnContentBlock } from "./filter-blocks";
export declare type AnGroupableBlocks = (BulletedListBlock | NumberedListBlock | TodoBlock | ColumnListBlock | ColumnBlock)[];
export declare type AnGroupBlock = {
    type?: typeof GROUPABLE_TYPES[number];
    items: AnGroupableBlocks;
};
declare type TemporarySortedList = {
    level: number;
    items: AnGroupableBlocks;
};
export declare const GROUPABLE_TYPES: readonly ["bulleted_list", "numbered_list", "to_do", "column_list", "column"];
/**
 * Given an array of content blocks, return a new array with specific block types
 * (list, column) grouped in a container object.
 *
 * @param {AnContentBlock[]} data
 * @returns {(AnContentBlock | AnGroupBlock)[]}
 */
export declare const groupListBlocks: (data: AnContentBlock[]) => (AnContentBlock | AnGroupBlock)[];
/**
 * Convert an array of "list" blocks to a new array based on nested levels.
 * Top-level list item (= level 0) may have child list items (= level 1), etc.
 *
 * @param data
 * @returns
 */
export declare const sortNestedList: (data: AnGroupBlock["items"]) => TemporarySortedList[];
/**
 * Helper function to get data of a given list item's "children" ids.
 *
 * @param {string[]} childIds
 * @param {AnGroupBlock["items"]} blocks
 * @returns
 */
export declare const getListChildrenData: (childIds: string[], blocks?: AnGroupBlock["items"]) => AnGroupBlock["items"];
export {};