/**
 * @file lib/Server
 * @description 服务端逻辑处理
 * @author zhangyue49
 */
import { type WebSocketClient } from '@bddh/starling-web-socket';
import { TtsType } from './interface';
interface DHServerInterface {
    action: string;
    requestId: string;
    body: {
        text: string;
        tts: TtsType;
        token: string;
    };
    encodeType?: 'PCM' | 'OPUS';
}
export interface DHErrServerInterface {
    action: string;
    requestId: string;
    code?: number;
    message?: string;
    error: Error;
}
type TextListener = (data: DHServerInterface | DHErrServerInterface, off?: () => void) => void;
declare class Server {
    dhServerSocket: WebSocketClient | null;
    private tempPromise;
    private socketClosingPromise;
    private readonly url;
    private readonly renderMap;
    constructor(url: string);
    getSocket(token: string, listener: TextListener): Promise<WebSocketClient | null>;
    createSocket(token: string, listener: TextListener): Promise<WebSocketClient | null>;
    closeSocket(): Promise<void>;
    textToAudio(message: DHServerInterface, listener: TextListener): Promise<void>;
    private onRenderEventComplete;
}
export default Server;