import { WORK_OFFICE_COLLABORATION_PROTOCOL, WORK_OFFICE_COLLABORATION_VERSION, type WorkOfficeCollaborationOrigin, type WorkOfficeCollaborationSession } from './office-collaboration';
export declare const WORK_OFFICE_COLLABORATION_DEFAULT_MAX_TRANSPORT_PAYLOAD_BYTES: number;
export declare const WORK_OFFICE_COLLABORATION_MAX_TRANSPORT_PAYLOAD_BYTES: number;
export type WorkOfficeCollaborationTransportMessageType = 'sync-step-1' | 'sync-step-2' | 'update';
/**
 * A structured-clone-safe envelope around standard Yjs v1 state vectors and
 * updates. The host may encode this envelope for its own wire protocol.
 */
export interface WorkOfficeCollaborationTransportMessage {
    readonly protocol: typeof WORK_OFFICE_COLLABORATION_PROTOCOL;
    readonly version: typeof WORK_OFFICE_COLLABORATION_VERSION;
    readonly artifactId: string;
    readonly artifactKind: WorkOfficeCollaborationSession['kind'];
    readonly namespace: string;
    readonly senderClientId: number;
    readonly type: WorkOfficeCollaborationTransportMessageType;
    readonly payload: Uint8Array;
    /** Present only for incremental updates whose Yjs transaction had a typed origin. */
    readonly origin?: WorkOfficeCollaborationOrigin;
}
/**
 * Host-owned room channel. It owns connectivity, buffering, authentication,
 * authorization, persistence, and delivery ordering.
 */
export interface WorkOfficeCollaborationTransport {
    publish(message: WorkOfficeCollaborationTransportMessage): void;
    subscribe(listener: (message: unknown) => void): () => void;
}
export interface WorkOfficeCollaborationTransportBindingOptions {
    /**
     * Sends one SyncStep1 immediately after subscribing. Disable when the host
     * must wait for a room connection, then call `synchronize()` on connect.
     */
    autoSynchronize?: boolean;
    maxPayloadBytes?: number;
}
export interface WorkOfficeCollaborationTransportBinding {
    /** Send a fresh state vector. Call this after every transport reconnect. */
    synchronize(): void;
    destroy(): void;
}
export declare function createWorkOfficeCollaborationTransportBinding(session: WorkOfficeCollaborationSession, transport: WorkOfficeCollaborationTransport, options?: WorkOfficeCollaborationTransportBindingOptions): WorkOfficeCollaborationTransportBinding;