import { Type } from '@angular/core';
import { Observable } from 'rxjs';
import { Accessor, HalBase } from './internal';
/**
 * This type represent parameters for templated links.
 */
export type Params = Record<string, string | number | boolean>;
/**
 * This class repesents an in-memory instance of a HAL resource.
 */
export declare class Resource extends HalBase {
    /**
     * This property is `true` when either `methods` array does not exist
     * in the `self` link or the array exists and contains `PUT` string.
     * It is `false` otherwise.
     */
    get canUpdate(): boolean;
    /**
     * Follow the relation link. Returns an accessor for the resource
     * or `undefined` if no such relation exists.
     *
     * @param rel the name of the relation link
     * @param params parameters for a templated link
     * @returns an accessor for the linked resource or `undefined`
     */
    follow(rel: string, params?: Params): Accessor | undefined;
    /**
     * Refresh the the resource. In other words, read the resource
     * identified by `self` link.
     *
     * @returns an observable of the refreshed resource instance
     */
    read(): Observable<this>;
    /**
     * Persit the resource. Uses `PUT` request to send the new resource
     * state.
     *
     * @returns an observable of resource accessor
     */
    update(): Observable<Accessor>;
    /**
     * Returns a single embedded resource or `undefined` if no such
     * embedded exists. If the named resource is an array it returns
     * the first element.
     *
     * @param type the resource type
     * @param rel the name of the embedded resource
     * @returns the resource or `undefined`
     */
    get<T extends Resource>(type: Type<T>, rel: string): T | undefined;
    /**
     * Returns an embedded array of resources or `undefined` if the named
     * embedded does not exist. If the named resource is not an array it
     * wraps the resource in an array.
     *
     * @param type the element resource type
     * @param rel the name of the embedded resource array
     * @returns the resource array or `undefined`
     */
    getArray<T extends Resource>(type: Type<T>, rel: string): T[] | undefined;
    protected clone(override?: any): this;
    protected arrayOf<T extends Resource>(type: Type<T>, values: Object[]): T[];
}