import { type Readable, type Writable } from 'svelte/store';
import type { BodyRow } from '../bodyRows.js';
import type { NewTablePropSet, TablePlugin } from '../types/TablePlugin.js';
export interface SortByConfig {
    initialSortKeys?: SortKey[];
    disableMultiSort?: boolean;
    isMultiSortEvent?: (event: Event) => boolean;
    toggleOrder?: ('asc' | 'desc' | undefined)[];
    serverSide?: boolean;
}
export interface SortByState<Item> {
    sortKeys: WritableSortKeys;
    preSortedRows: Readable<BodyRow<Item>[]>;
}
export interface SortByColumnOptions {
    disable?: boolean;
    getSortValue?: (value: any) => string | number | (string | number)[];
    compareFn?: (left: any, right: any) => number;
    invert?: boolean;
}
export type SortByPropSet = NewTablePropSet<{
    'thead.tr.th': {
        order: 'asc' | 'desc' | undefined;
        toggle: (event: Event) => void;
        clear: () => void;
        disabled: boolean;
    };
    'tbody.tr.td': {
        order: 'asc' | 'desc' | undefined;
    };
}>;
export interface SortKey {
    id: string;
    order: 'asc' | 'desc';
}
export declare const createSortKeysStore: (initKeys: SortKey[]) => WritableSortKeys;
interface ToggleOptions {
    multiSort?: boolean;
    toggleOrder?: ('asc' | 'desc' | undefined)[];
}
export type WritableSortKeys = Writable<SortKey[]> & {
    toggleId: (id: string, options: ToggleOptions) => void;
    clearId: (id: string) => void;
};
export declare const addSortBy: <Item>({ initialSortKeys, disableMultiSort, isMultiSortEvent, toggleOrder, serverSide }?: SortByConfig) => TablePlugin<Item, SortByState<Item>, SortByColumnOptions, SortByPropSet>;
export {};