export type LetterboxdSearchType = 'film' | 'member' | 'list' | 'review' | 'contributor' | 'all';
export type LetterboxdRating = 0 | 0.5 | 1 | 1.5 | 2 | 2.5 | 3 | 3.5 | 4 | 4.5 | 5;
export interface LetterboxdXCallbackPayload {
    /**
     * URL to open when the requested action is completed.
     */
    xSuccess?: string;
    /**
     * URL to open when the requested action is cancelled by the user.
     */
    xCancel?: string;
    /**
     * URL to open when the requested action generates an error or fails to complete.
     */
    xError?: string;
}
export declare function letterboxdUrl(action: string, params?: Record<string, unknown>): string;