import { Editor } from '../../../core/Editor.js';
import { PartPublisher } from './publisher.js';
import { PartConsumer } from './consumer.js';
/**
 * Part-sync bootstrap: setup and teardown of publisher + consumer.
 *
 * Manages the lifecycle of part synchronization, including:
 * - Room capability check (mixed-version protection)
 * - Migration from `meta.docx` when needed
 * - Seeding from local converter for new/empty rooms
 * - Initial hydration from Yjs `parts` map
 * - Publisher and consumer activation
 */
import * as Y from 'yjs';
export interface PartSyncHandle {
    publisher: PartPublisher | null;
    consumer: PartConsumer | null;
    destroy(): void;
}
/**
 * Bootstrap part-sync for a collaborative editor session.
 *
 * Decision tree:
 * 1. Parts + capability → hydrate
 * 2. Parts, no capability → backfill capability + hydrate
 * 3. No parts, meta.docx exists → migrate + hydrate
 * 4. No parts, no meta.docx → seed from local converter
 * 5. Hydration/seed succeeded → activate publisher + consumer
 * 6. Critical hydration failure → emit degraded event, return noop (document sync continues)
 */
export declare function bootstrapPartSync(editor: Editor, ydoc: Y.Doc): PartSyncHandle;
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