export interface NylasProps {
    /**
     * URL of the backend server configured with the Nylas middleware or Nylas routes implemented.
     */
    serverBaseUrl: string;
}
export interface AuthUrlOptions {
    /**
     * URL to redirect to upon successful authentication
     */
    successRedirectUrl: string;
    /**
     * Email address of the account to authenticate
     */
    emailAddress?: string;
    /**
     * URL to override the endpoint for building the authentication URL
     */
    buildAuthUrlEndpoint?: string;
}
export interface ExchangeCodeOptions {
    /**
     * URL to override the endpoint for exchanging the code for the access token
     */
    exchangeCodeForTokenEndpoint?: string;
}
export default class Nylas {
    /**
     * URL of the backend server configured with the Nylas middleware or Nylas routes implemented.
     */
    serverBaseUrl: string;
    constructor(props: NylasProps);
    /**
     * Builds the URL for authenticating users to your application via Hosted Authentication
     * @param opts Configuration for building the URL
     * @return URL for authentication
     * @throws If the HTTP response code is non 2xx
     * @throws If the server doesn't respond with a URL
     */
    buildAuthUrl: (opts: AuthUrlOptions) => Promise<string>;
    /**
     * Builds and redirects to the URL for authenticating users to your application via Hosted Authentication
     * @param opts Configuration for building the URL
     * @throws If window is not defined
     * @throws If the HTTP response code is non 2xx
     * @throws If the server doesn't respond with a URL
     */
    authWithRedirect: (opts: AuthUrlOptions) => Promise<void>;
    /**
     * Exchange the Nylas authorization code for a Nylas access token
     * @param authorizationCode Nylas authorization code
     * @param opts Configuration for the token exchange
     * @throws If no authorization code was provided
     * @throws If the HTTP response code is non 2xx
     * @throws If the server doesn't respond with an access token
     */
    exchangeCodeForToken: (authorizationCode: string, opts?: ExchangeCodeOptions) => Promise<string>;
    /**
     * Parses the URL for the Nylas authorization code for a Nylas access token
     * @param opts Configuration for the token exchange
     * @throws If window is not defined
     * @throws If no authorization code was provided
     * @throws If the HTTP response code is non 2xx
     * @throws If the server doesn't respond with an access token
     */
    exchangeCodeFromUrlForToken: (opts?: ExchangeCodeOptions) => Promise<string>;
}