import { Action } from "./Action";
import * as fetch from "node-fetch";
export declare enum HttpMethod {
    ALL = "all",
    POST = "post",
    GET = "get",
    PATCH = "patch",
    DELETE = "delete",
    PUT = "put",
    OPTIONS = "options",
    HEAD = "head"
}
export declare class Action_Http<T extends object = any> extends Action {
    private readonly headers;
    private readonly method;
    private params;
    private url;
    private body;
    private responseStatus;
    private responseProcessor?;
    static global_resolveResponseBody: (action: Action<any>, response: fetch.Response) => Promise<any>;
    protected constructor(method: HttpMethod);
    setUrl(url: string | ((action: Action<any>) => string)): this;
    setBody(body: string | T | ((action: Action<any>) => string | T)): this;
    setParams(params: object): this;
    addHeader(key: string, value: string | ((action: Action<any>) => string)): this;
    setResponseStatus(status: number): this;
    setResponseProcessor(validator?: (response: any) => void): this;
    private resolveBody;
    private resolveUrl;
    private toUrlParams;
    protected execute(): Promise<any>;
    private resolveResponseBody;
    private executeHttpRequest;
}