import type { IVerifiablePresentation } from '@interop/data-integrity-core';
import type { IVPRDetails } from './walletRequestTypes.js';
/**
 * The default CHAPI mediator base; the requesting origin is appended at load.
 */
export declare const DEFAULT_MEDIATOR_BASE = "https://authn.io/mediator?origin=";
/**
 * Loads the CHAPI polyfill once (no-op under the e2e bridge).
 *
 * @param [options] {object}
 * @param [options.mediatorBase] {string}   the mediator base URL (defaults to
 *   `DEFAULT_MEDIATOR_BASE`)
 * @returns {Promise<void>}
 */
export declare function loadChapi({ mediatorBase }?: {
    mediatorBase?: string;
}): Promise<void>;
/**
 * Sends a VPR to the user's wallet via CHAPI `credentials.get()`. Returns the
 * wallet's response VP, or `null` when the user cancelled/dismissed.
 *
 * @param options {object}
 * @param options.vpr {IVPRDetails}
 * @param [options.mediatorBase] {string}
 * @returns {Promise<IVerifiablePresentation | null>}
 */
export declare function chapiGet({ vpr, mediatorBase }: {
    vpr: IVPRDetails;
    mediatorBase?: string;
}): Promise<IVerifiablePresentation | null>;
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