import type { CellValueParams, Column } from '../types';
export type { GridState } from './reducer';
export type { GridFocusArea } from './reducer/focus';
export type ColumnSortDetails = {
    sortStrategy: NonNullable<Column<any>['sortStrategy']>;
    sortEmptyAs?: NonNullable<Column<any>['sortEmptyAs']>;
    valueLookup?: NonNullable<Column<any>['cell']>['value'];
};
export type ColumnSortInfo = Record<string, ColumnSortDetails>;
export type ColumnState = {
    id: string;
    actualWidth: number;
    data: Column<any>;
    parentId?: string | null;
    childIds?: string[];
    isParent?: boolean;
};
export type HeaderHierarchyGroup = {
    id: string;
    level: number;
    width: number;
    childIds: string[];
    columnIds: string[];
    parentIds: string[];
};
export type HeaderHierarchy = {
    groups: HeaderHierarchyGroup[];
    levels: number;
};
export type ColumnPreference = {
    id: string;
    width: number | null;
    hidden?: boolean;
};
export type ColumnPreferences = {
    sortedIds: null | string[];
    hiddenIds: null | string[];
    entities: Record<string, ColumnPreference>;
};
export type StickyColumn = {
    id: string;
    index: number;
    width: number;
};
export type StickyColumnDetails = {
    left: {
        columns: StickyColumn[];
        width: number;
    };
    right: {
        columns: StickyColumn[];
        width: number;
    };
    indexes: Set<number>;
};
export type ColumnAggregationMapType = {
    id: string;
    fn?: 'sum' | 'avg' | 'min' | 'max' | 'size' | ((values: Array<number | Date>) => number | Date);
    value: null | ((props: CellValueParams<any, any>) => number | Date | null);
};
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