import type { ObjectId } from "./object-types.js";
export interface AggregateObject {
    properties?: Record<string, unknown>;
    [key: string]: unknown;
}
export type ClusterAggregateOperation = "count" | "sum" | "min" | "max";
export interface ClusterPropertyDefinition {
    operation: ClusterAggregateOperation;
    value?: (object: AggregateObject) => number;
    filter?: (object: AggregateObject) => boolean;
}
export type ClusterPropertiesConfig = Record<string, ClusterPropertyDefinition>;
export interface ClusterAggregateValues {
    count: number;
    properties: Record<string, number>;
    containsSelected: boolean;
}
export declare function emptyClusterAggregates(config?: ClusterPropertiesConfig): ClusterAggregateValues;
export declare function accumulateClusterAggregates(target: ClusterAggregateValues, object: AggregateObject, id: ObjectId, selectedId: ObjectId | null, config: ClusterPropertiesConfig): void;
export declare function finalizeClusterAggregates(values: ClusterAggregateValues, config: ClusterPropertiesConfig): ClusterAggregateValues;
export declare function computeClusterAggregates(ids: ObjectId[], objects: Map<ObjectId, AggregateObject>, selectedId: ObjectId | null, config: ClusterPropertiesConfig): ClusterAggregateValues;
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