import { OystehrConfig } from '../config';
import { FhirBundle, FhirResource } from '../resources/types';
export declare const defaultProjectApiUrl = "https://project-api.zapehr.com/v1";
/**
 * Optional parameter that can be passed to the client methods. It allows
 * overriding the access token or project ID, and setting various headers,
 * such as 'Content-Type'.
 */
export interface OystehrClientRequest {
    /**
     * The access token to use for the request. If not provided, the access token from `oystehr.init()` will be used.
     */
    accessToken?: string;
    /**
     * The project ID to use for the request. If not provided, the project ID from `oystehr.init()` will be used.
     */
    projectId?: string;
    /**
     * The value of the 'Content-Type' header to use for the request.
     */
    contentType?: string;
    /**
     * Unique identifier for this request.
     */
    requestId?: string;
}
interface InternalClientRequest extends OystehrClientRequest {
    ifMatch?: string;
}
type FhirData<T extends FhirResource> = T | T[] | FhirBundle<T>;
export type FhirFetcherResponse<T extends FhirData<FhirResource> = any> = T;
export declare class SDKResource {
    protected readonly config: OystehrConfig;
    constructor(config: OystehrConfig);
    protected request(path: string, method: string, baseUrlThunk: () => string): FetcherFunction;
    protected fhirRequest<T extends FhirResource = any>(path: string, method: string): (params: any, request?: InternalClientRequest) => Promise<FhirFetcherResponse<T>>;
}
export type FetcherError = {
    message: string;
    code: number;
};
export type FetcherResponse = any;
export type FetcherFunction = (params?: Record<string, any> | [any] | InternalClientRequest, request?: InternalClientRequest) => Promise<FetcherResponse>;
/**
 * Adds params to a URLSearchParams object in such a way as to preserve array values.
 * @param params params
 * @param search URLSearchParams object
 */
export declare function addParamsToSearch(params: Record<string, unknown>, search: URLSearchParams): void;
export {};