import { EventEmitter } from "eventemitter3";
import WebSocket from "isomorphic-ws";
import type { ConnectionType, ConnectionTypeEvents } from "./connection-pool";
import { type RelayInfoDocument } from "./impl/nip11";
import type { NostrEvent, OkResponse, ReqCommand } from "./nostr";
/**
 * Relay settings
 */
export interface RelaySettings {
    read: boolean;
    write: boolean;
}
export declare class Connection extends EventEmitter<ConnectionTypeEvents> implements ConnectionType {
    #private;
    id: string;
    readonly address: string;
    Socket: WebSocket | null;
    PendingRaw: Array<object>;
    settings: RelaySettings;
    info: RelayInfoDocument | undefined;
    ConnectTimeout: number;
    HasStateChange: boolean;
    ReconnectTimer?: ReturnType<typeof setTimeout>;
    EventsCallback: Map<string, (msg: Array<string | boolean>) => void>;
    AwaitingAuth: Map<string, boolean>;
    Authed: boolean;
    constructor(addr: string, options: RelaySettings, ephemeral?: boolean);
    get ephemeral(): boolean;
    set ephemeral(v: boolean);
    get isOpen(): boolean;
    get isConnecting(): boolean;
    get isDown(): boolean;
    get ActiveRequests(): string[];
    connect(awaitOpen?: boolean): Promise<void>;
    close(): void;
    /**
     * Send event on this connection
     */
    sendEvent(e: NostrEvent): void;
    /**
     * Send event on this connection and wait for OK response
     */
    publish(e: NostrEvent, timeout?: number): Promise<OkResponse>;
    /**
     * Using relay document to determine if this relay supports a feature
     */
    supportsNip(n: number): boolean;
    /**
     * Send command to the relay
     * @param cmd The REQ to send to the server
     * @param cbSent Callback when sent to relay
     */
    request(cmd: ReqCommand, cbSent?: () => void): void;
    closeRequest(id: string): void;
    get activeSubscriptions(): number;
    get maxSubscriptions(): number;
    /**
     * Send raw json object on wire
     */
    sendRaw(obj: object): void;
}
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