import FastDataService from '../FastDataService';
import CoreDatabase from '../storage/CoreDatabase';
import CoreStorage from '../storage/CoreStorage';
import { Method } from '../../common/Constants';
import CoreOptions from '../CoreOptions';
import { Service } from './Services';
export default class NQSAnalyticsService {
    private coreStorage;
    private timeOfLastSentRequest?;
    private freshRequests;
    private retryRequests;
    private options;
    private coreDatabase;
    private fastDataService;
    private timeWhenLastSentFromDatabase?;
    private databaseSendingInterval;
    constructor(options: CoreOptions, coreStorage: CoreStorage, coreDatabase: CoreDatabase, fastDataService: FastDataService);
    destroy(): void;
    send(service: Service, method: Method, params: any, body?: any, onSuccessCallback?: () => void, onFailCallback?: () => void): void;
    getTimeOfLastSentRequest(): number | undefined;
    private _processRequests;
}