import { Editor } from '../../../core/Editor.js';
/**
 * Part-sync consumer: Yjs `parts` map changes → local mutation core.
 *
 * Observes the Yjs `parts` map for remote changes and applies them locally
 * via `mutateParts`. Each part is validated individually — a single bad part
 * does not block the rest.
 */
import * as Y from 'yjs';
export interface PartConsumer {
    /** Tear down the Yjs observer. */
    destroy(): void;
}
export type ConverterWithCustomXmlTombstones = {
    convertedXml?: Record<string, unknown>;
    removedCustomXmlPaths?: Set<string>;
    bibliographyPart?: {
        partPath?: string | null;
    } | null;
};
export declare function isApplyingRemotePartChanges(): boolean;
export declare function createPartConsumer(editor: Editor, ydoc: Y.Doc): PartConsumer;
/**
 * Full-replace a part's data with remote data.
 * Clears all existing keys, then copies from source.
 */
export declare function replacePartData(target: unknown, source: unknown): void;
export declare function getCustomXmlTombstoneConverter(editor: Editor): ConverterWithCustomXmlTombstones | undefined;
export declare function isCustomXmlPartPath(path: string): boolean;
export declare function isCustomXmlTombstonePath(editor: Editor, path: string): boolean;
/**
 * Record a custom-XML tombstone on the converter and invalidate any converter
 * cache keyed on the removed part. Shared by the live-delete observer and the
 * late-joiner hydration prune so both paths tombstone identically and both
 * clear `converter.bibliographyPart` when the deleted part is the bibliography
 * storage part (otherwise `syncBibliographyPartToPackage` would resurrect it
 * from the stale cache on the next export).
 */
export declare function recordCustomXmlTombstone(converter: ConverterWithCustomXmlTombstones, path: string): void;
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