import { NgZone } from '@angular/core';
import { FirebaseApp } from '@angular/fire';
import { AngularFireAuth } from '@angular/fire/auth';
import { AngularFireDatabase } from '@angular/fire/database';
import { AngularFireStorage } from '@angular/fire/storage';
import { AngularFirestore } from '@angular/fire/firestore';
import { AngularFireMessaging } from '@angular/fire/messaging';
export declare class AOFirebaseConnectionService {
    protected _name: string;
    protected _hash: string;
    protected _app: FirebaseApp;
    protected _zone: NgZone;
    private _configs;
    private _auth;
    private _database;
    private _firestore;
    private _messaging;
    private _storage;
    constructor(_name: string, _hash: string, _app: FirebaseApp, _zone: NgZone);
    app(): FirebaseApp;
    name(): string;
    hash(): string;
    auth(): AngularFireAuth;
    database(): AngularFireDatabase;
    firestore(): AngularFirestore;
    messaging(): AngularFireMessaging;
    storage(): AngularFireStorage;
    logout(): Promise<boolean>;
    destroy(): Promise<boolean>;
}