/// <reference types="node" />
import { ObservedCall, ObservedCallSettings } from './ObservedCall';
import { EventEmitter } from 'events';
import { ClientEvent, ClientMetaData, ClientIssue, ExtensionStat, ClientSample } from './schema/ClientSample';
import { ObservedClient } from './ObservedClient';
import { ObservedTURN } from './ObservedTURN';
import { Detectors } from './detectors/Detectors';
import { Updater } from './updaters/Updater';
import { ObserverEventMonitor } from './ObserverEventMonitor';
export type ObserverEvents = {
    'client-event': [ObservedClient, ClientEvent];
    'call-updated': [ObservedCall];
    'client-issue': [ObservedClient, ClientIssue];
    'client-metadata': [ObservedClient, ClientMetaData];
    'client-extension-stats': [ObservedClient, ExtensionStat];
    'newcall': [ObservedCall];
    'update': [];
    'close': [];
};
export type ObserverConfig<AppData extends Record<string, unknown> = Record<string, unknown>> = {
    updatePolicy?: 'update-on-any-call-updated' | 'update-when-all-call-updated' | 'update-on-interval';
    updateIntervalInMs?: number;
    defaultCallUpdatePolicy?: ObservedCallSettings['updatePolicy'];
    defaultCallUpdateIntervalInMs?: number;
    appData?: AppData;
    closeClientIfIdleForMs?: number;
    closeCallIfEmptyForMs?: number;
};
export declare interface Observer {
    on<U extends keyof ObserverEvents>(event: U, listener: (...args: ObserverEvents[U]) => void): this;
    off<U extends keyof ObserverEvents>(event: U, listener: (...args: ObserverEvents[U]) => void): this;
    once<U extends keyof ObserverEvents>(event: U, listener: (...args: ObserverEvents[U]) => void): this;
    emit<U extends keyof ObserverEvents>(event: U, ...args: ObserverEvents[U]): boolean;
}
export declare class Observer<AppData extends Record<string, unknown> = Record<string, unknown>> extends EventEmitter {
    readonly config: ObserverConfig<AppData>;
    readonly detectors: Detectors;
    readonly observedTURN: ObservedTURN;
    readonly observedCalls: Map<string, ObservedCall<Record<string, unknown>>>;
    updater?: Updater;
    closed: boolean;
    totalAddedCall: number;
    totalRemovedCall: number;
    numberOfClientsUsingTurn: number;
    numberOfClients: number;
    numberOfInboundRtpStreams: number;
    numberOfOutboundRtpStreams: number;
    numberOfDataChannels: number;
    numberOfPeerConnections: number;
    get numberOfCalls(): number;
    private _timer?;
    constructor(config?: ObserverConfig<AppData>);
    get appData(): AppData | undefined;
    getObservedCall<T extends Record<string, unknown> = Record<string, unknown>>(callId: string): ObservedCall<T> | undefined;
    createObservedCall<T extends Record<string, unknown> = Record<string, unknown>>(settings: ObservedCallSettings<T>): ObservedCall<T>;
    close(): void;
    accept(sample: ClientSample): void;
    update(): void;
    private _onObservedCallUpdated;
    createEventMonitor<CTX = unknown>(ctx?: CTX): ObserverEventMonitor<CTX>;
}
//# sourceMappingURL=Observer.d.ts.map