import { EnergySourceType } from '../energy.constants';
import { EnergyMetricsService } from './energy-metrics.service';
export interface DeltaResult {
    deltaKwh: number;
    intervalStart: Date;
    intervalEnd: Date;
}
export declare class DeltaComputationService {
    private readonly metrics;
    private readonly logger;
    private baselines;
    constructor(metrics: EnergyMetricsService);
    computeDelta(deviceId: string, channelId: string, sourceType: EnergySourceType, cumulativeKwh: number, timestamp: Date): DeltaResult | null;
    computeBucket(timestamp: Date): {
        start: Date;
        end: Date;
    };
    clearBaseline(deviceId: string, channelId: string, sourceType: EnergySourceType): void;
    clearDeviceBaselines(deviceId: string): void;
    clearAllBaselines(): void;
}