import { Key } from '@v-c/util/dist/type';
import { Group } from '../interface';
export type Row = {
    type: 'group';
    groupKey: Key;
} & {
    taggedKey: string;
} | {
    type: 'item';
    item: any;
    index: number;
} & {
    taggedKey: string;
};
export interface FlattenRowsResult {
    rows: Row[];
    groupKeys: any[];
    groupKeyToItems: Map<any, any[]>;
}
export default function useFlattenRows(data: any[], groupData: Map<any, any[]>, getItemKey: (item: any) => Key, group: Group | undefined): FlattenRowsResult;