import { EventEmitter, Injector } from '@angular/core';
import { HttpClient } from '@angular/common/http';
import { ResponseData } from '../helpers/response';
import { IDataService } from '../interfaces/data.interface';
import { ErrorHandler, IErrorResult } from './error-handler';
import { ConfigService } from './config.service';
export declare class DataService implements IDataService {
    readonly GET = "GET";
    readonly POST = "POST";
    readonly PUT = "PUT";
    readonly DELETE = "DELETE";
    readonly PATCH = "PATCH";
    skipBlockerOnce: boolean;
    onError: EventEmitter<IErrorResult>;
    onRequest: EventEmitter<string>;
    onResponse: EventEmitter<string>;
    injector: Injector;
    http: HttpClient;
    errorProvider: ErrorHandler;
    configService: ConfigService;
    constructor();
    protected verifyBlocker(): void;
    httpGet<TModel>(url: string, params?: any, callback?: (response: Partial<ResponseData<TModel>>) => void): void;
    httpPost<TModel>(url: string, body?: any, callback?: ((response: Partial<ResponseData<TModel>>) => void) | any): void;
    httpPut<TModel>(url: string, body?: any, callback?: ((response: Partial<ResponseData<TModel>>) => void) | any): void;
    httpPatch<TModel>(url: string, body?: any, callback?: ((response: Partial<ResponseData<TModel>>) => void) | any): void;
    httpDelete<TModel>(url: string, body?: any, callback?: ((response: Partial<ResponseData<TModel>>) => void) | any): void;
    httpVerb<TModel>(verb: string, url: string, body?: any, callback?: ((response: Partial<ResponseData<TModel>>) => void) | any): void;
}