import type { MeritClient } from "../client/merit-client.js";
import type { MissingDoc } from "./types.js";
/** Read a local PDF as base64 (Merit validates the base64 server-side). */
export declare function readPdfBase64(path: string): {
    fileName: string;
    base64: string;
};
/** Safe path: copy the matched file into a staging folder for a manual UI upload. */
export declare function stageForUpload(missing: MissingDoc, docPath: string, outDir: string): string;
/**
 * Opt-in: delete a purchase invoice and recreate it with the attachment.
 * Guards: purchase invoices only; refuses a paid or multi-payment invoice unless
 * `force` (recreating drops the payment link — the caller must re-book it).
 * Reconstructs the create body from the v2 detail; faithful for the common
 * single-line, single-currency travel/SaaS receipt, which is exactly the backlog.
 */
export declare function rebookPurchaseInvoiceWithAttachment(client: MeritClient, missing: MissingDoc, pdf: {
    fileName: string;
    base64: string;
}, opts?: {
    force?: boolean;
}): Promise<{
    oldId: string;
    newId: string;
}>;