import { Store } from '@ngrx/store';
import { AtLimit, ChartAggregatedWidgetOptions, Item, Operation, TimeLimit, ValueType } from '@onepoint-yap/dashboard';
import { Observable } from 'rxjs';
import { AggregationResult, YapAggregationService } from './base-aggregation.service';
import * as i0 from "@angular/core";
export declare class YapFrontendAggregationService extends YapAggregationService {
    private store;
    constructor(store: Store);
    aggregate(datasource: string[], options: ChartAggregatedWidgetOptions): Observable<AggregationResult>;
    getValueFromOperation(items: Item[], operation: Operation, abscissa: string, ordinate: string, limit?: AtLimit | TimeLimit): {
        key: ValueType;
        value: ValueType;
    }[];
    groupBy(items: Item[], attribute: string): any;
    getValueFromAttribute(item: Item, attribute: string): import("@onepoint-yap/dashboard").AttributeSimpleValue;
    getSum(items: Item[], attribute: string): number;
    getMin(items: Item[], attribute: string): ValueType;
    getMax(items: Item[], attribute: string): ValueType;
    getAverage(items: Item[], attribute: string): number;
    getDistinct(items: Item[], attribute: string): number;
    getQuartile(items: Item[], attribute: string, q: number): number;
    getPercentile(items: Item[], attribute: string, q: number): number;
    formatByLimit(data: {
        key: ValueType;
        value: ValueType;
    }[], limit: AtLimit | TimeLimit): {
        key: ValueType;
        value: ValueType;
    }[];
    static ɵfac: i0.ɵɵFactoryDeclaration<YapFrontendAggregationService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<YapFrontendAggregationService>;
}