import { Observable } from 'rxjs';
import { CollectionService } from './collection.service';
import { Product } from '../classes/product';
import { HttpClient } from '@angular/common/http';
import { ToastrService } from 'ngx-toastr';
import { LanguageService } from './language.service';
import { Router } from '@angular/router';
import * as i0 from "@angular/core";
export declare class CompareService {
    private http;
    private collectionService;
    private toastr;
    private languageService;
    private router;
    private compareList;
    private compareCounter;
    private language;
    constructor(http: HttpClient, collectionService: CollectionService, toastr: ToastrService, languageService: LanguageService, router: Router);
    getCompareCounter(): Observable<number>;
    getCompareList(): Observable<Product[]>;
    inCompare(code: any): Observable<boolean>;
    inCompareSync(code: any): boolean;
    toggleCompare(code: any): any;
    clearCompare(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<CompareService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CompareService>;
}