import type { IDataObject, INodePropertyOptions } from 'n8n-workflow';
export declare const AGGREGATE_FUNCTION_OPTIONS: INodePropertyOptions[];
export declare const AGGREGATE_DATE_GROUPING_OPTIONS: INodePropertyOptions[];
export declare const BOARD_GROUP_COLUMN_ID = "group";
export interface AggregateCalculationRow {
    function: string;
    columnId?: string;
    outputName?: string;
}
export interface AggregateGroupByRow {
    columnId: string;
    dateGrouping?: string;
}
export interface AggregateColumnMeta {
    id: string;
    title: string;
    type: string;
}
interface AliasPlanEntry {
    alias: string;
    outputKey: string;
    kind: 'group' | 'calculation';
    isDate?: boolean;
    isLabel?: boolean;
}
export interface AggregateQueryPlan {
    queryInput: IDataObject;
    aliases: AliasPlanEntry[];
}
export declare function toOutputKey(title: string): string;
export declare class AggregateInputError extends Error {
}
export declare function buildAggregateQueryPlan(params: {
    boardId: string;
    calculations: AggregateCalculationRow[];
    groupBys: AggregateGroupByRow[];
    columns: AggregateColumnMeta[];
    filterRules?: IDataObject[];
    filtersMatch?: string;
    limit?: number;
}): AggregateQueryPlan;
export interface AggregateApiResponse {
    aggregate?: {
        results?: Array<{
            entries?: Array<{
                alias?: string;
                value?: {
                    result?: number | null;
                    value?: unknown;
                } | null;
            }>;
        }>;
    };
}
export declare function parseAggregateResults(response: AggregateApiResponse, aliases: AliasPlanEntry[]): IDataObject[];
export {};