import { Observable } from 'rxjs/Observable';
import { CYCLE_HANDLING, HubInfo, HubInfoUrlProvider, Layout, Logger, RenderingContext } from './../../api';
export interface WchDebug {
    path: string;
}
export interface RenderingContextMap {
    [id: string]: RenderingContext;
}
export declare const KEY_RENDERING_CONTEXT_MAP: symbol;
export declare const KEY_CYCLE = "$$CYCLE";
export declare const KEY_REFERENCE = "$$REF";
export declare const EMPTY_RENDERING_CONTEXT: RenderingContext;
export declare const UNDEFINED_RENDERING_CONTEXT: RenderingContext;
declare const _DEFAULT_FETCH_LEVELS = -1;
declare function _boxLayoutMode(aMode: string | null | undefined): string;
declare function _getLayout(aLayoutMode: string | undefined, aContext: RenderingContext | undefined): Layout | undefined;
declare function _isPreviewMode(aBaseURL: URL): boolean;
declare function _isPreviewOrigin(aOrigin: string): boolean;
declare function _getHubInfoFromBaseURL(aBaseURL: URL): HubInfo;
/**
* Computes the delivery URL given the API URL
*
* @param aApiURL   the API URL
* @return the delivery URL
*/
declare function _getDeliveryUrlFromApiURL(aApiURL: URL): URL;
/**
* Computes the API URL given the delivery URL
*
* @param aDeliveryURL   the delivery URL
* @return the API URL
*/
declare function _getApiUrlFromDeliveryURL(aDeliveryURL: URL): URL;
declare function _boxFetchLevels(aLevels: number | null | undefined, aDefault?: number): number;
/**
 * Converts the provider into a URL
 *
 * @param aProvider     the provider
 * @return the URL if available
 */
declare function _fromHubInfoUrlProvider(aProvider: HubInfoUrlProvider): URL | null | undefined;
declare function _getCycleHandling(aCycle?: CYCLE_HANDLING | string): CYCLE_HANDLING;
export declare const KEY_RENDERING_CONTEXT = "renderingContext";
export declare const KEY_LAYOUT_MODE = "layoutMode";
export declare const KEY_LEVELS = "levels";
declare function _adjustRenderingContextSearchQuery(aQuery: string): string;
declare function _adjustSitePagesSearchQuery(aQuery: string, aSiteId: string): string;
/**
 * Builds the search query string
 *
 * @param aQueryString  the query string
 * @return the result
 */
declare function _getSearchURL(aQueryString: string): Observable<string>;
declare function _getPageSearchURL(aPath: string, aSiteId: string): Observable<string>;
declare function _getSiteContextURL(aParentId: string | null | undefined, aPageId: string, aSiteId: string): Observable<string>;
declare function _getParentPageURL(aParentId: string, aSiteId: string): Observable<string>;
declare function _addDebug(aPath: string, aRenderingContext: RenderingContext): RenderingContext;
declare function _resolveRenderingContext(aRenderingContext: RenderingContext | null | undefined, aStrategy: CYCLE_HANDLING, aRenderingContextById: (id: string) => Observable<RenderingContext | null | undefined>, aLogger?: Logger): Observable<RenderingContext | null | undefined>;
export declare type RenderingContextCallback = (rc: RenderingContext, parent?: RenderingContext, path?: string) => void;
declare function _forEachRenderingContexts(aRenderingContext: RenderingContext[], aCallback: RenderingContextCallback): void;
declare function _forEachRenderingContext(aRenderingContext: RenderingContext, aCallback: RenderingContextCallback): void;
declare function _getRenderingContextURL(aBaseUrl: string, aID: string): string;
declare function _getSiteURL(aBaseUrl: string, aSiteID?: string): string;
export { _getHubInfoFromBaseURL as wchGetHubInfoFromBaseURL, _getDeliveryUrlFromApiURL as wchGetDeliveryUrlFromApiURL, _getApiUrlFromDeliveryURL as wchGetApiUrlFromDeliveryURL, _fromHubInfoUrlProvider as wchUrlfromHubInfoUrlProvider, _getLayout as wchGetLayout, _isPreviewMode as wchIsPreviewMode, _isPreviewOrigin as wchIsPreviewOrigin, _boxLayoutMode as wchBoxLayoutMode, _boxFetchLevels as wchBoxFetchLevels, _getCycleHandling as wchCycleHandling, _DEFAULT_FETCH_LEVELS as DEFAULT_FETCH_LEVELS, _addDebug as wchAddDebug, _adjustRenderingContextSearchQuery as wchAdjustRenderingContextSearchQuery, _adjustSitePagesSearchQuery as wchAdjustSitePagesSearchQuery, _resolveRenderingContext as wchResolveRenderingContext, _getSearchURL as wchGetSearchURL, _getPageSearchURL as wchGetPageSearchURL, _getSiteContextURL as wchGetSiteContextURL, _getParentPageURL as wchGetParentPageURL, _forEachRenderingContext as wchForEachRenderingContext, _forEachRenderingContexts as wchForEachRenderingContexts, _getSiteURL as wchGetSiteURL, _getRenderingContextURL as wchGetRenderingContextURL };