export function uploadFile(file: File, options: UploadFileOptions): Promise<UploadResult>;
export function upload(options: UploadOptions & {
    clearOnUpload?: boolean;
}): (node: HTMLInputElement) => void;
export function dropzone(options: UploadOptions): (node: HTMLElement) => void;
/**
 * Result of a successful upload. `hash` is only present when the
 * upload went through the content-addressed path (an `existsUrl` was
 * provided).
 */
export type UploadResult = {
    url: string;
    file: File;
    hash?: string;
};
/**
 * Options for {@link uploadFile} — the imperative primitive.
 */
export type UploadFileOptions = {
    endpoint: string;
    existsUrl?: (hash: string, file: File) => string;
    field?: string;
    parseResponse?: (text: string, xhr: XMLHttpRequest) => string;
    onProgress?: (info: {
        file: File;
        loaded: number;
        total: number;
    }) => void;
    signal?: AbortSignal;
};
/**
 * Options shared by the {@link upload} and {@link dropzone} ref
 * factories. Extends {@link UploadFileOptions} with policy (`accept`,
 * `maxSize`) and lifecycle callbacks fired by the ref factories —
 * `uploadFile` itself is policy-free.
 */
export type UploadOptions = Omit<UploadFileOptions, "signal"> & {
    accept?: string;
    maxSize?: number;
    onUpload: (results: UploadResult[]) => void;
    onFile?: (result: UploadResult) => void;
    onError?: (error: Error, file: File) => void;
    onReject?: (file: File, reason: "type" | "size") => void;
};
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