import * as prosemirror_model from 'prosemirror-model';
import { Node, Fragment } from 'prosemirror-model';
import { Step } from 'prosemirror-transform';
import { DatabaseReference } from 'firebase/database';
import { buildSchema } from './schema.js';
import { CompressedKeyable, CompressedChange, ResourceWarning } from './types.js';

declare const firebaseTimestamp: {
    '.sv': string;
};
declare const storeCheckpoint: (firebaseRef: DatabaseReference, doc: Node, keyNumber: number) => Promise<void>;
declare const flattenKeyables: (keyables: Record<string, CompressedKeyable>) => CompressedChange[];
declare const createFirebaseChange: (steps: readonly Step[], clientId: string) => CompressedChange;
declare const getFirebaseConnectionMonitorRef: (ref: DatabaseReference) => DatabaseReference;
type Doc = {
    rawMetadata?: {
        [k: string]: any;
    } | undefined;
    doc: any;
    warnings: ResourceWarning[];
    pandocErrorOutput: any;
    proposedMetadata: ProposedMetadata;
};
type ProposedMetadata = {
    slug?: string;
    title?: string;
    description?: string;
    attributions?: {
        name: string;
        users: Record<'id' | 'slug' | 'fullName' | 'initials' | 'avatar', string | undefined>[] | null;
    }[];
    customPublishedAt?: string;
    metadata?: Record<string, unknown>;
};
declare const writeDocumentToPubDraft: (draftRef: DatabaseReference, document: Doc, { schema, initialDocKey, postProcessor, }?: {
    schema?: prosemirror_model.Schema<"reference" | "table" | "table_row" | "table_cell" | "table_header" | "highlightQuote" | "citationList" | "footnoteList" | "discussion" | "audio" | "video" | "image" | "iframe" | "footnote" | "file" | "math_inline" | "math_display" | "equation" | "block_equation" | "citation", string> | undefined;
    initialDocKey?: number | undefined;
    /**
     * A function that takes the document and returns a new document.
     *
     * This allows you to do custom post-processing on the document to do things that the PubPub importer does not allow yet,
     * e.g. setting captions on Figures from an imported Word document.
     *
     */
    postProcessor?: ((doc: Fragment, schema: ReturnType<typeof buildSchema>) => Fragment) | undefined;
}) => Promise<void>;

export { Doc, ProposedMetadata, createFirebaseChange, firebaseTimestamp, flattenKeyables, getFirebaseConnectionMonitorRef, storeCheckpoint, writeDocumentToPubDraft };