import { AppEventToken } from "../../main/app/types";
import { WebSocket } from "ws";
import { WSEventProp } from "@narraleaf/shared";
export declare class Client<T extends Record<any, WSEventProp>> {
    private url;
    ws: WebSocket | null;
    private _id;
    constructor(url: string);
    static construct<T extends Record<any, WSEventProp>>(host: string, port: number): Client<T>;
    connect(): this;
    onMessage<U extends keyof T>(type: U, callback: (data: T[U]["data"]) => void): AppEventToken;
    onReply<U extends keyof T>(type: U, replyId: string, callback: (data: T[U]["response"]) => void): AppEventToken;
    send<U extends keyof T>(type: U, data: T[U]["data"]): void;
    close(): void;
    fetch<U extends keyof T>(type: U, data: T[U]["data"]): Promise<T[U]["response"]>;
    forSocketToOpen(): Promise<void>;
}