import { CreateSnippetParams } from '../services/SnippetService';
import { Document } from '../services/DocumentService';
import { SRTLine } from '../interfaces/SRTLine';
/**
 * DO NOT CHANGE THIS VALUE
 *
 * It is used to compute the document segments in the database
 * and will break the embeddings if improperly changed.
 *
 * TODO: Figure out how to safely update the documents without having
 * TODO: to recompute the embeddings
 */
export declare const MIN_TOKENS_PER_SNIPPET = 80;
export declare const MAX_TOKENS_PER_SNIPPET = 200;
export type HashParams = {
    syncId: string;
    documentId: string;
    text: string;
    startSeconds: number;
};
declare const SnippetUtil: {
    link: (snippet: {
        type: "YouTube" | "RSS" | "WebPage" | "File";
        text: string;
        startTime: string | null;
        startSeconds: number;
        url: string;
        organizationId: string;
        _id: string;
        meta: {
            createdAt?: number | undefined;
            createdBy?: string | undefined;
            lastUpdatedAt?: number | undefined;
            lastUpdatedBy?: string | undefined;
        };
        sourceId: string;
        syncId: string;
        title: string;
        documentId: string;
        hash: string;
        index: number;
        domain?: string | undefined;
        lang?: string | undefined;
        endTime?: string | undefined;
        endSeconds?: number | undefined;
        releasedAt?: number | undefined;
        views?: number | undefined;
        pageNumber?: number | undefined;
    }, utms?: string[] | undefined) => string;
    addUTMs: (url: string, utms?: string[] | undefined) => string;
    hash: ({ syncId, documentId, text, startSeconds, }: HashParams) => Promise<string>;
    tokensInSnippet: (snippet: CreateSnippetParams) => number;
    createSnippetParamsFromLines: (lines: SRTLine[], document: Document, index: number, pageNumber: number | undefined) => Promise<CreateSnippetParams>;
    createSnippetParamsFromDocument: (document: Document, minTokensPerSnippet?: number, maxTokensPerSnippet?: number) => Promise<CreateSnippetParams[]>;
};
export default SnippetUtil;