import { WebStorage, NullStorage } from '../storage';
import { AnalyticsBeaconClient } from './analyticsBeaconClient';
import { AnalyticsRequestClient, IAnalyticsClientOptions, NoopAnalyticsClient } from './analyticsRequestClient';
import { AnalyticsFetchClient } from './analyticsFetchClient';
import { BufferedRequest } from './analytics';
import { EventType } from '../events';
export interface IRuntimeEnvironment {
    storage: WebStorage;
    client: AnalyticsRequestClient;
    getClientDependingOnEventType(eventType: EventType): AnalyticsRequestClient;
}
export declare class BrowserRuntime implements IRuntimeEnvironment {
    storage: WebStorage;
    client: AnalyticsFetchClient;
    private beaconClient;
    constructor(clientOptions: IAnalyticsClientOptions, getUnprocessedRequests: () => Array<BufferedRequest>);
    getClientDependingOnEventType(eventType: EventType): AnalyticsFetchClient | AnalyticsBeaconClient;
}
export declare class NodeJSRuntime implements IRuntimeEnvironment {
    storage: WebStorage;
    client: AnalyticsFetchClient;
    constructor(clientOptions: IAnalyticsClientOptions, storage?: WebStorage);
    getClientDependingOnEventType(eventType: EventType): AnalyticsRequestClient;
}
export declare class NoopRuntime implements IRuntimeEnvironment {
    storage: NullStorage;
    client: NoopAnalyticsClient;
    getClientDependingOnEventType(eventType: EventType): AnalyticsRequestClient;
}