import { PeerConnectionMonitor } from "../monitors/PeerConnectionMonitor";
import { Detector } from "./Detector";
export type IceRestartRecommendationReason = 'ice-failed' | 'ice-disconnected' | 'transport-stalled' | 'never-established';
export type IceRestartRecommendedEventPayload = {
    peerConnectionId: string;
    transportId?: string;
    reason: IceRestartRecommendationReason;
    conditionDurationInMs: number;
    iceGeneration: number;
    recommendationCount: number;
    iceState?: string;
    dtlsState?: string;
    selectedCandidatePairId?: string;
};
export type IceRestartRecommendationDetectorConfig = {
    createEvent?: boolean;
    iceRestartRecommendationThresholdInMs: number;
    iceRestartRecommendationCooldownInMs: number;
    restartRecommendationThresholdInMs: number;
    restartRecommendationCooldownInMs: number;
};
export declare class IceRestartRecommendationDetector implements Detector {
    readonly peerConnection: PeerConnectionMonitor;
    readonly name = "ice-restart-recommendation-detector";
    disabled: boolean;
    private readonly _states;
    private _neverEstablishedRecommendedAt?;
    private _neverEstablishedRecommendations;
    private _connectingForInMs;
    constructor(peerConnection: PeerConnectionMonitor);
    private get config();
    update(): void;
    private _checkTransport;
    private _accumulate;
    private _checkEstablishment;
    private static readonly ICE_STATE_SEVERITY;
    private _bySeverity;
    private _expectsInboundMedia;
    private _recommend;
    private _usernameFragmentOf;
    private _getState;
}