export type PeerType = {
    connection: () => void;
};
export type PeerNode = {
    id: string;
    protocol: "aigo" | "ws";
    username: string;
    password: string;
    secret?: string;
};
export type PeerOptions = {
    username?: string;
    password?: string;
    peer: string;
    server?: string;
    token: string;
    sdpSemantics?: string;
    iceServers?: {
        urls: string[];
        username?: string;
        credential?: string;
    }[];
    secret?: string;
};
export type ServerOpenResonse = {
    peer: string;
    /** 服务端启用turn功能, 客户端可以开启 */
    enableTurn: boolean;
    /** 延迟多久执行 */
    turnDelay: number;
    sdpSemantics: string;
    iceServers: {
        urls: string[];
        username?: string;
        credential?: string;
    }[];
};
export declare enum PeerICEMsgType {
    Heartbeat = "heartbeat",
    Candidate = "candidate",
    Offer = "offer",
    Answer = "answer",
    Open = "open",
    Error = "error",
    IdTaken = "id-taken",
    InvalidKey = "invalid-key",
    Leave = "leave",
    Expire = "expire",
    Close = "close"
}
export type PeerICEMsg = {
    type: "close" | "open" | "offer" | "answer" | "candidate" | "error" | "id-taken" | "invalid-key" | "leave" | "expire" | "fetch";
    sessionId: string;
    /** 目标peer */
    dst: string;
    data: any;
};
export declare const DefaultPeerOptions: {
    sdpSemantics: string;
    iceServers: {
        urls: string[];
    }[];
};
export type NegotiatorType = {
    error: (err: Error) => void;
    iceStateChanged: (state: RTCIceConnectionState) => void;
};
export declare enum SocketEventType {
    Message = "message",
    Disconnected = "disconnected",
    Error = "error",
    Close = "close"
}
export declare enum ServerMessageType {
    Heartbeat = "HEARTBEAT",
    Candidate = "CANDIDATE",
    Offer = "OFFER",
    Answer = "ANSWER",
    Open = "OPEN",
    Error = "ERROR",
    IdTaken = "ID-TAKEN",
    InvalidKey = "INVALID-KEY",
    Leave = "LEAVE",
    Expire = "EXPIRE",
    Pull = "pull"
}