/**
 * Web implementation of the RealtimeRoomAdapter interface,
 * backed by `livekit-client` (plain JS SDK — no React wrapper).
 *
 * All LiveKit-specific details are encapsulated here — controllers and
 * components interact only through the RealtimeRoomAdapter contract.
 */
import { Room } from "livekit-client";
import type { RealtimeRoomAdapter, ConnectionState, RpcInvocation, TextStreamInfo, TranscriptionSegment } from "@ringg/core";
type Unsubscribe = () => void;
export declare class LiveKitWebAdapter implements RealtimeRoomAdapter {
    private room;
    private cleanupFns;
    /** Container for <audio> elements that play remote participant audio tracks */
    private _audioContainer;
    private _audioElements;
    constructor(roomOptions?: ConstructorParameters<typeof Room>[0]);
    /**
     * Equivalent of React's <RoomAudioRenderer /> — automatically attaches/detaches
     * <audio> elements for remote participants' audio tracks.
     * This is essential for hearing the agent's voice in audio mode.
     */
    private _setupAudioRenderer;
    getConnectionState(): ConnectionState;
    connect(url: string, token: string): Promise<void>;
    disconnect(): void;
    setMicrophoneEnabled(enabled: boolean): Promise<void>;
    isMicrophoneEnabled(): boolean;
    configureAudio(): Promise<void>;
    startAudioSession(): Promise<void>;
    stopAudioSession(): Promise<void>;
    sendChatMessage(text: string): Promise<void>;
    registerRpcMethod(method: string, handler: (data: RpcInvocation) => Promise<string>): void;
    unregisterRpcMethod(method: string): void;
    performRpc(destinationIdentity: string, method: string, payload: string): Promise<string>;
    registerTextStreamHandler(topic: string, handler: (info: TextStreamInfo) => void): void;
    unregisterTextStreamHandler(topic: string): void;
    onConnectionStateChange(handler: (state: ConnectionState) => void): Unsubscribe;
    onParticipantDisconnected(handler: (identity: string) => void): Unsubscribe;
    onDisconnected(handler: () => void): Unsubscribe;
    onTranscription(handler: (segment: TranscriptionSegment) => void): Unsubscribe;
    getAgentIdentity(): string | null;
    getLocalIdentity(): string;
    dispose(): void;
}
export {};
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