import { type LaunchCenterProPhotoAttachment } from './shared';
/**
 * Share sheet payload definition.
 */
type ShareSheet = {
    /**
     * Photo attachment source.
     */
    attach?: LaunchCenterProPhotoAttachment;
    /**
     * Text to share.
     */
    text?: string;
    /**
     * URL to share.
     */
    url?: string;
};
/**
 * Open the iOS share sheet from Launch Center Pro.
 *
 * @param payload Share sheet payload.
 * @returns Launch Center Pro share sheet URL.
 * @example
 * shareSheet({ attach: 'photo' })
 * // => 'launch://sharesheet?attach=photo'
 * @example
 * shareSheet({ text: '[prompt]' })
 * // => 'launch://sharesheet?text=%5Bprompt%5D'
 * @link https://help.contrast.co/hc/en-us/articles/201050507-2-1-Release-Notes
 */
export declare function shareSheet(payload?: ShareSheet): string;
export {};