/**
 * Copyright © INOVUA TRADING.
 *
 * This source code is licensed under the Commercial License found in the
 * LICENSE file in the root directory of this source tree.
 */
import { TypeSummaryReducer, TypeComputedColumnsMap, TypeGroupDataItem, TypeShowGroupSummaryRow, TypePivotSummaryShape, TypePivotItem, TypePivotColumnSummaryReducer, TypePivotUniqueValuesDescriptor } from '../../../types';
type TypeGroupBucket = {
    key: string | null;
    keyPath: string[];
    field: string | null;
    fieldPath: string[];
    groupSummary: any | null;
    groupColumnSummary: {
        [colName: string]: any;
    } | null;
    pivotSummary: TypePivotSummaryShape | null;
    pivotColumnSummary?: TypePivotSummaryShape | null;
    data: {
        [key: string]: TypeGroupBucket;
    } | null;
    array: any[];
    depth: number;
    order: string[];
};
export declare const flatten: (bucket: TypeGroupBucket, { pivot, groupSummaryReducer, groupColumnSummaryReducers, pivotColumnSummaryReducers, isCollapsed, showGroupSummaryRow, }: {
    isCollapsed?: ((group: TypeGroupDataItem) => boolean) | undefined;
    pivot: TypePivotItem[] | null;
    showGroupSummaryRow: TypeShowGroupSummaryRow | null;
    groupSummaryReducer: TypeSummaryReducer | null;
    groupColumnSummaryReducers: {
        [key: string]: TypeSummaryReducer<any>;
    } | null;
    pivotColumnSummaryReducers?: {
        [key: string]: TypePivotColumnSummaryReducer;
    } | null | undefined;
}) => {
    data: any[];
    bucket: TypeGroupBucket;
    indexesInGroups: number[];
    groupCounts: number[];
};
type TypeMasterGroupBucket = TypeGroupBucket & {
    pivotUniqueValuesPerColumn?: TypePivotUniqueValuesDescriptor;
};
declare const groupAndPivot: (data: any[], { groupBy, pivot, columnsMap, stringify, groupSummaryReducer, groupColumnSummaryReducers, pivotColumnSummaryReducers, }: {
    groupBy: string[];
    pivot?: TypePivotItem[] | undefined;
    columnsMap: TypeComputedColumnsMap;
    groupSummaryReducer?: TypeSummaryReducer<any> | undefined;
    groupColumnSummaryReducers?: {
        [key: string]: TypeSummaryReducer<any>;
    } | undefined;
    pivotColumnSummaryReducers?: {
        [key: string]: TypePivotColumnSummaryReducer;
    } | undefined;
    stringify?: ((v: any, ...args: any[]) => string) | undefined;
}) => TypeMasterGroupBucket;
export declare const updateBucketSummaries: (currentBucket: {
    groupSummary: any | null;
    groupColumnSummary: {
        [colName: string]: any;
    } | null;
}, item: any, { groupSummaryReducer, groupColumnSummaryReducers, columnsMap, }: {
    groupSummaryReducer?: TypeSummaryReducer<any> | undefined;
    groupColumnSummaryReducers?: {
        [key: string]: TypeSummaryReducer<any>;
    } | undefined;
    columnsMap: TypeComputedColumnsMap;
}) => void;
export declare const getDefaultGroupSummaryValue: (groupColumnSummaryReducers?: {
    [key: string]: TypeSummaryReducer<any> | TypePivotColumnSummaryReducer;
} | undefined) => {
    [key: string]: any;
} | null;
export default groupAndPivot;