import { AxiosInstance } from "axios";
import { StorageFile } from "./types";
export declare class NexaStorage {
    private client;
    constructor(client: AxiosInstance);
    upload(bucket: string, file: File | any, path?: string): Promise<StorageFile>;
    download(fileId: string): Promise<Blob>;
    delete(fileId: string): Promise<void>;
    getSignedUrl(fileId: string, expiresIn?: number): Promise<string>;
    listFiles(bucket: string, prefix?: string): Promise<StorageFile[]>;
    getFileInfo(fileId: string): Promise<StorageFile>;
}