import { ICustomMiddleware, IUserConfigResolver, IUserConfig } from "../classes/userConfigResolver";
import { ITravelAgentServer } from "../interfaces/index";
export declare const applyMiddleware: (app: any, ...middleware: ICustomMiddleware[][]) => ICustomMiddleware[];
export interface IMiddlewareProvider {
    middleware(app: ITravelAgentServer): ICustomMiddleware[];
    beforeRoutesMiddleware(app: ITravelAgentServer): ICustomMiddleware[];
    postMiddleware(app: ITravelAgentServer): ICustomMiddleware[];
}
export default class MiddlewareProvider implements IMiddlewareProvider {
    defaultMiddleware: (options?: IUserConfig) => ICustomMiddleware[];
    defaultProductionMiddleware: (options?: IUserConfig) => ICustomMiddleware[];
    defaultTestMiddleware: (options?: IUserConfig) => ICustomMiddleware[];
    defaultDevMiddleware: (options?: IUserConfig) => ICustomMiddleware[];
    defaultPostMiddleware: (isProdEnv: boolean, options?: IUserConfig, app?: ITravelAgentServer) => ICustomMiddleware[];
    userConfigResolver: IUserConfigResolver;
    userConfig: IUserConfig;
    private nodeEnv;
    constructor(nodeEnv: string, customMiddlewareResolver?: IUserConfigResolver);
    middleware(app: ITravelAgentServer): ICustomMiddleware[];
    postMiddleware(app: ITravelAgentServer): ICustomMiddleware[];
    beforeRoutesMiddleware(app: ITravelAgentServer): ICustomMiddleware[];
}