import { type IncomingSocketChatMessage, type IncomingSocketStreamMessage, type IncomingSocketErrorMessage, type IncomingSocketEndOfStreamMessage } from "../events/Events";
import { BaseConnection } from "../internal/connection/BaseConnection";
import { type SocketChatRequestData } from "./types";
import { type AudioMetaData } from "../media/audio/types";
import { type DisconnectionDetails } from "../internal/connection/types";
import type { SynapseSDKCallbacks } from "../types";
export declare class MessageManager {
    private connection;
    private callbacks;
    private fileManager;
    private audioManager;
    private outgoingBuffer;
    constructor(callbacks?: SynapseSDKCallbacks);
    setConnection(connection: BaseConnection): void;
    /**
     * Handle file upload process
     */
    private handleFileUploadProcess;
    /**
     * send chat message through socket
     */
    sendSocketMessage({ message, files, audio, urls, tool_declined, tool_id, tool_result, initial_prompts }: SocketChatRequestData): void;
    /**
     * Handle incoming chat message
     */
    handleIncomingSocketChatMessage(message: IncomingSocketChatMessage): void;
    /**
     * Handle incoming stream message
     */
    handleIncomingSocketStreamMessage(message: IncomingSocketStreamMessage): void;
    handleDisconnect(details: DisconnectionDetails): void;
    /**
     * Handle incoming end of stream message
     */
    handleIncomingSocketEndOfStreamMessage(_message: IncomingSocketEndOfStreamMessage): void;
    /**
     * Handle incoming error message
     */
    handleIncomingSocketErrorMessage(message: IncomingSocketErrorMessage): void;
    /**
     * send authentication message
     */
    sendSocketAuthMessage(sessionToken: string): void;
    /**
     * send ping message
     */
    sendSocketPingMessage(): void;
    /**
     * send audio message
     */
    startRecording({ onChunks, onError, }: {
        onChunks: (chunks: AudioMetaData) => void;
        onError?: (error: Error) => void;
    }): Promise<void>;
    /**
     * stop recording audio
     */
    endRecordingWithSocket(): void;
    /**
     * send pong message
     */
    sendSocketPongMessage(): void;
    handleConnectionEstablished(): void;
    private flushOutgoingBuffer;
    /**
     * Cleanup message service
     */
    cleanupMessageServerState(): void;
    private emitError;
    private toFileError;
    private toRecordingError;
    private assertConnection;
}