import { AxiosInstance, AxiosRequestConfig } from "axios";
export interface AuthClient {
    (): Promise<AuthenticationResponseJson>;
    options: AuthenticationClientOptions;
    requestConfig: AxiosRequestConfig;
}
export interface AuthenticationResponseJson {
    token_type: string;
    expires_in: number;
    access_token: string;
}
export interface AuthenticationClientOptions {
    url: string;
    grant_type: string;
    client_id: string;
    client_secret: string;
    username?: string;
    password?: string;
    code?: string;
    refresh_token?: string;
    scope?: string;
    sub?: string;
}
export declare const clientFactory: (axiosInstance: AxiosInstance, options: AuthenticationClientOptions, requestConfig?: AxiosRequestConfig) => AuthClient;