/// <reference types="node" />
import { EventEmitter } from 'events';
import { API } from '@makeflow/types';
import { Events, PowerGlanceEventParams, PowerItemEventParams } from './events';
export interface IServeAdapter extends ServeAdapter {
}
export interface ServeOptions {
    host?: string;
    path?: string;
    port?: number;
}
declare abstract class ServeAdapter extends EventEmitter {
    readonly sourceToken?: string | undefined;
    readonly options: ServeOptions;
    constructor(sourceToken?: string | undefined, options?: ServeOptions);
    abstract serve(): void;
    abstract middleware(): any;
    on<TEvent extends Events>(type: TEvent['type'], listener: (event: TEvent['eventObject'], response: TEvent['response']) => void): this;
    emit<TEvent extends Events>(type: TEvent['type'], event: TEvent['eventObject'], response: TEvent['response']): boolean;
    authenticate(source: API.PowerApp.Source | undefined): boolean;
}
export declare function isPowerItemOrPowerNodeEventParams(params: any): params is PowerItemEventParams;
export declare function isPowerGlanceEventParams(params: any): params is PowerGlanceEventParams;
export declare const AbstractServeAdapter: typeof ServeAdapter;
export {};