/// <reference types="node" />
import express from 'express';
import * as functions from 'firebase-functions';
import { AppSettings, CreateTrigger, DeleteTrigger, Job, Route, UpdateTrigger } from '.';
export declare type AppMemory = '128MB' | '256MB' | '512MB' | '1GB' | '2GB';
export declare type AppFunction = functions.HttpsFunction;
export declare type AppSchedule = functions.CloudFunction<any>;
export declare const DEFAULT_PORT = 5000;
export declare const DEFAULT_APP_NAME = "app";
export declare const DEFAULT_TIMEOUT_S = 540;
export declare const DEFAULT_MEMORY: AppMemory;
export declare class App {
    private name;
    private app;
    private timeoutSeconds;
    private memory;
    private minInstances?;
    private maxInstances?;
    private preRequestMiddleware;
    private postRequestMiddleware;
    private authMetadataMiddleware;
    constructor(settings: AppSettings);
    get expressApp(): express.Express;
    route: (...routes: Route<any>[]) => void;
    subscribe: (job: Job) => AppSchedule;
    onWrite: (eventTrigger: UpdateTrigger) => functions.CloudFunction<functions.Change<functions.firestore.DocumentSnapshot>>;
    onUpdate: (eventTrigger: UpdateTrigger) => functions.CloudFunction<functions.Change<functions.firestore.QueryDocumentSnapshot>>;
    onCreate: (eventTrigger: CreateTrigger) => functions.CloudFunction<functions.firestore.QueryDocumentSnapshot>;
    onDelete: (eventTrigger: DeleteTrigger) => functions.CloudFunction<functions.firestore.QueryDocumentSnapshot>;
    start: () => AppFunction;
    local: (port?: number) => import("http").Server;
    private registerExpressMiddleware;
}