import { ActivityLogEntry, ActivityLogRetentionSettings, ActivityLogSizeUnit } from './activityLog.types';
export declare const defaultActivityLogRetention: ActivityLogRetentionSettings;
export declare function normalizeActivityLogRetention(source: Record<string, unknown>): ActivityLogRetentionSettings;
export declare function applyActivityLogRetention(entries: ActivityLogEntry[], settings: ActivityLogRetentionSettings, now?: number): ActivityLogEntry[];
export declare function estimateActivityLogBytes(entries: ActivityLogEntry[]): number;
export declare function activityLogSizeWarning(sizeBytes: number, settings: ActivityLogRetentionSettings): boolean;
export declare function activityLogSizeValue(sizeMb: number, unit: ActivityLogSizeUnit): number;