import { type LetterboxdXCallbackPayload } from './shared';
export type AddToWatchlistPayload = LetterboxdXCallbackPayload & {
    /**
     * Film name. Letterboxd uses this as a search query and asks the user to manually confirm the correct result.
     */
    name?: string;
};
/**
 * Add a film to the user's Letterboxd watchlist after manual result confirmation.
 *
 * @param payload Letterboxd add-to-watchlist payload.
 * @returns Letterboxd addToWatchlist x-callback-url.
 * @example
 * addToWatchlist({ name: 'Heat' })
 * // => 'letterboxd://x-callback-url/addToWatchlist?name=Heat'
 * @link https://github.com/Letterboxd/letterboxd-ios-x-callback-url
 */
export declare function addToWatchlist(payload?: AddToWatchlistPayload): string;