/**
 * Add file command payload definition.
 */
type AddFile = {
    /**
     * Note unique identifier.
     */
    id?: string;
    /**
     * Note title.
     */
    title?: string;
    /**
     * If yes use the note currently selected in Bear (token required).
     */
    selected?: boolean;
    /**
     * Base64 representation of a file (required).
     */
    file: string;
    /**
     * If specified add the file to the corresponding header inside the note.
     */
    header?: string;
    /**
     * File name with extension (required).
     */
    filename: string;
    /**
     * The allowed values are prepend, append, replace_all and replace.
     */
    mode?: 'prepend' | 'append' | 'replace_all' | 'replace';
    /**
     * If no do not display the new note in Bear's main or external window.
     */
    openNote?: boolean;
    /**
     * If yes open the note in an external window (MacOS only).
     */
    newWindow?: boolean;
    /**
     * If no the call don't force the opening of bear main window (MacOS only).
     */
    showWindow?: boolean;
    /**
     * If yes place the cursor inside the note editor.
     */
    edit?: boolean;
};
/**
 * Append or prepend a file to a note in Bear.
 *
 * @param payload Add file command payload.
 * @returns Bear add-file URL.
 * @example
 * addFile({ filename: 'test.gif', id: '4EDAF0D1', mode: 'append', file: 'R0lGODlhAQABAIAAAP///wAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==' })
 * // => 'bear://x-callback-url/add-file?filename=test.gif&id=4EDAF0D1&mode=append&file=R0lGODlhAQABAIAAAP%2F%2F%2F%2F%2F%2F%2FwAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw%3D%3D'
 * @link https://bear.app/faq/x-callback-url-scheme-documentation/#add-file
 */
export declare function addFile(payload: AddFile): string;
export {};