import EcomClient from '../index';
import '@firebase/auth';
import { User } from '../db/types';
import { FirebaseOptions } from '@firebase/app-types';
export interface AuthUser {
    displayName: string | null;
    email: string | null;
    emailVerified: boolean;
    isAnonymous: boolean;
    uid: string;
}
export declare class Auth {
    readonly _ecom: EcomClient;
    private _firebaseConfig;
    private _authUser;
    private _user;
    constructor(ecom: EcomClient, firebaseConfig: FirebaseOptions);
    readonly currentUser: AuthUser | null;
    onAuthStateChanged(callback: any): void;
    /**
     * Create a new customer
     * @param {string} email
     * @param {string} password
     * @param {string} firstname
     * @param {string} lastname
     * @returns {object|null}
     *
     */
    createUser(email: string, password: string, firstname: string, lastname: string): Promise<User | null>;
    signInAnonymously(): Promise<AuthUser>;
    /**
     *
     * @param developerKey secret key
     */
    signInWithDeveloperKey(developerKey: string): Promise<AuthUser>;
    /**
     * Asynchronously signs in using an email and password.
     *
     * Fails with an error if the email address and password do not match.
     *
     * Error Codes
     *
     *     auth/invalid-email
     * Thrown if the email address is not valid.
     *
     *     auth/user-disabled
     * Thrown if the user corresponding to the given email has been disabled.
     *
     *     auth/user-not-found
     * Thrown if there is no user corresponding to the given email.
     *
     *     auth/wrong-password
     * Thrown if the password is invalid for the given email, or the account
     * corresponding to the email does not have a password set.
     * @param email
     * @param password
     */
    signInWithEmailAndPassword(email: string, password: string): Promise<AuthUser>;
    signOut(): Promise<void>;
    onAuthStateChange(observer: (value: any) => void): Promise<void>;
    sendPasswordResetEmail(email: string): Promise<void>;
}