import { Api, HttpMethod, ApiResponse } from "../../domain/models/Api";
/**
 * Implement API using built in fetch
 */
export declare class FetchApi implements Api {
    request<T>(method: HttpMethod, urlStr: string, urlParameters?: Map<string, string>, httpHeaders?: Map<string, string>, body?: string | Record<string, any>): Promise<ApiResponse<T>>;
    /**
     * should `body` be included in the request
     *
     * @param method
     * @returns {boolean}
     */
    private includeBody;
    /**
     * attempt to convert response to JSON
     * or return as string
     *
     * @param response
     * @returns {string | {}}
     */
    private parseResponse;
}