import { HttpClient } from "@angular/common/http";
import { Observable } from "rxjs";
import { DataService } from "./data.service";
import { AuthService } from "./auth.service";
import { Module } from "../lib/model/module-model";
import * as i0 from "@angular/core";
export declare class ApiService {
    private http;
    private dataService;
    private authService;
    apiUrl: string;
    header: any;
    constructor(http: HttpClient, dataService: DataService, authService: AuthService);
    getModuleById(moduleId: string): Observable<Object>;
    getElementType(): Observable<Object>;
    generateId(): string;
    createModule(moduleForm: Module): Observable<any>;
    updateModule(moduleForm: Module, moduleId: string): Observable<any>;
    private dataForm;
    private transformValues;
    filterEmptyObjects(arr: any): any;
    static ɵfac: i0.ɵɵFactoryDeclaration<ApiService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ApiService>;
}