/// <reference types="node" />
import EventEmitter from 'events';
import { TMergeResult } from './i-alert';
export interface IStatTT {
    total: number;
    today: number;
}
export interface TIU {
    t: number;
    i: number;
    u: number;
}
export interface IStatTTtiu {
    total: TIU;
    today: TIU;
}
export type TAlertTTStat = {
    all: IStatTT;
    byEventName: {
        [eventName: string]: IStatTT;
    };
};
export declare class AlertsStat {
    private eventEmitter;
    addedToBuffer: TAlertTTStat;
    sentByEmail: TAlertTTStat;
    savedToDb: {
        all: IStatTTtiu;
        byEventName: {
            [eventName: string]: IStatTTtiu;
        };
    };
    private callbackOnVDC;
    constructor(eventEmitter: EventEmitter);
    clearDayStat(): void;
    oneAddedToBuffer(eventName: string): void;
    oneSentByEmail(eventName: string): void;
    anySavedToDb(eventName: string, mergeResult: TMergeResult): void;
    getDiagnostics(eventNames?: string[]): {
        data: {
            [key: string]: unknown[];
        };
        headers: string[][];
    };
    destroy(): void;
}
//# sourceMappingURL=AlertsStat.d.ts.map