import type NDK from "@nostr-dev-kit/ndk";
import { type NDKImetaTag } from "@nostr-dev-kit/ndk";
import type NDKBlossom from "../blossom";
import { type BlossomUploadOptions } from "../types";
/**
 * Upload a file to a specific Blossom server
 *
 * @param ndk NDK instance
 * @param file File to upload
 * @param serverUrl URL of the Blossom server
 * @param options Upload options
 * @returns Blob metadata
 */
export declare function uploadToServer(ndk: NDK, file: File, serverUrl: string, options?: BlossomUploadOptions): Promise<NDKImetaTag>;
/**
 * Upload a file to a user's Blossom servers
 *
 * @param ndkBlossom - NDKBlossom instance
 * @param file File to upload
 * @param options Upload options
 * @returns Blob metadata with imeta format
 */
export declare function uploadFile(ndkBlossom: NDKBlossom, file: File, options?: BlossomUploadOptions): Promise<NDKImetaTag>;
/**
 * Find a hash in nostr by searching for #x tags
 *
 * @param ndk NDK instance
 * @param hash SHA-256 hash to search for
 * @returns Array of URLs found, empty array if none found
 */
export declare function findHashInNostr(ndk: NDK, hash: string): Promise<string[]>;
//# sourceMappingURL=uploader.d.ts.map