import { HttpClient } from '@angular/common/http';
import { Document, Survey, SegmentationReactivationSurveyTO } from 'ng-pli-util';
import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class SurveyService {
    private environment;
    private httpClient;
    constructor(environment: any, httpClient: HttpClient);
    save(survey: Survey): Observable<any>;
    updateState(surveyId: string, stateId: number): Observable<any>;
    getById(id: number): Observable<any>;
    saveDocument(document: Document, pliCnfSurveyId: number, username: string): Observable<any>;
    getByUsernameAndPliCnfSurveyId(pliCnfSurveyId: number, username: string): Observable<any>;
    reactivateSurvey(parameters: SegmentationReactivationSurveyTO): Observable<any>;
    static ɵfac: i0.ɵɵFactoryDeclaration<SurveyService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<SurveyService>;
}