import type { Task } from "../../Task";
import type { ChannelProvider } from "../core/ChannelProvider";
/**
 * Gets the authentication token, if any, for the supplied portal.
 * @param portalUrl
 * @param forceOAuthForIWA If true, forces an OAuth sign in for IWA secured
 * portals if an OAuth token isn't already available. If you do not need a token
 * when working with IWA secured portals, like in most use cases when accessing
 * portal resources normally, do not set this to true. This is only really
 * needed for cases where we are forwarding the token to a backend server that
 * requires it to access secured resources on the portal (server workflow,
 * reporting, printing, etc.).
 */
export declare function getAuthenticationToken(portalUrl: string, forceOAuthForIWA?: boolean): Promise<string>;
export declare function parsePortalItemUrl(url: string): PortalItemUrlInfo | undefined;
export declare function getPortalDataUrl(portalItemUrlInfo: PortalItemUrlInfo, token: string): string;
/**
 * Gets the data from the specified portal item.
 *
 * This method always uses the `"arcgis"` channel to allow us to
 * respect any CORS configuration made using  the Register Cors Url activity.
 * @param itemUrl The data url of the item to get.
 * @param ChannelProviderType The type of ChannelProvider registered with the application.
 * @param cancellationToken A cancellation token.
 */
export declare function getPortalItem(itemUrl: string, ChannelProviderType: typeof ChannelProvider, cancellationToken: Task<void>): Promise<any>;
export interface PortalItemUrlInfo {
    itemId: string;
    portalUrl: string;
}
/**
 * This method ensures that the value is enclosed in `{}` characters.
 * @param globalId A globally unique identifier for a feature.
 */
export declare function formatGlobalId(globalId: string): string;
/**
 * When `globalIds` are passed to the ArcGIS REST API, they must be in this format:
 * ["{1A9F8368-F9BB-428B-BB03-F45724362DB5}","{6CE34136-EC3A-40D7-80BF-E1D9BE33812A}"]
 *
 * This method ensures the values are surrounded in curly braces and also adds the quotes, commas and
 * square brackets.
 */
export declare function combineGlobalIds(globalIds: string[]): string;
/**
 * Performs a case-insensitive comparison between two strings to see if they are equal.
 * @param str1
 * @param str2
 * @returns
 */
export declare function equalsIgnoreCase(str1: string | undefined | null, str2: string | undefined | null): boolean;
/**
 * Looks up the field name of an attribute by performing a case-insensitive search
 * using the supplied value. Returns the actual field name or `undefined` if no match was found.
 * @param fieldName The name of a field to look up.
 * @param attributes A set of attributes.
 * @returns The name of a case-insensitive matching name, or `undefined` if no match was found.
 */
export declare function getFieldName(fieldName: string | undefined, attributes: object): string | undefined;
/**
 * Returns true if the value is present based on a case-insensitive match, false otherwise.
 * @param values A set of values to inspect.
 * @param value A value to look up.
 * @returns True if the value is present based on a case-insensitive match, false otherwise.
 */
export declare function containsIgnoreCase(values: string[], value: string): boolean;
export declare function calculateOrigin(geometry: __esri.GeometryUnion, origin: __esri.Point | undefined): __esri.Point;