import { HttpClient } from "@angular/common/http";
import { Observable } from "rxjs";
import { ServerResponse, RequestParam } from "../../interfaces";
import { UserConfigService } from "../userConfig/user-config.service";
export declare class DataService {
    private userConfigService;
    private http;
    /**
     * Contains base Url for api end points
     */
    constructor(userConfigService: UserConfigService, http: HttpClient);
    /**
     * for preparing headers
     */
    private getHeader;
    /**
     * for making post api calls
     * @param RequestParam requestParam interface
     */
    post(requestParam: RequestParam): Observable<any>;
    /**
     * for making get api calls
     *
     * @param requestParam interface
     */
    get(requestParam: RequestParam): Observable<any>;
    /**
     * for making post api calls
     * @param RequestParam requestParam interface
     */
    patch(requestParam: RequestParam): Observable<any>;
    delete(requestParam: RequestParam): Observable<ServerResponse>;
}