/**
 * IPEX exchange route family for registry-backed ACDC workflows.
 *
 * KERIpy correspondence:
 * - mirrors `keri.vc.protocoling` route registration, previous-route
 *   validation, duplicate-response prevention, builders, and notifier payloads
 *
 * Boundary:
 * - this module owns IPEX `exn` shape and route behavior only
 * - credential/TEL artifact ingestion remains VDR/runtime work
 */
import type { Kind, SerderKERI, Versionage } from "../../../cesr/mod.js";
import type { Exchanger, ExchangeRouteHandler } from "./exchanging.js";
import type { Hab, Habery } from "./habbing.js";
import type { Notifier } from "./notifying.js";
/** KERIpy IPEX route constants. */
export declare const IPEX_APPLY_ROUTE = "/ipex/apply";
export declare const IPEX_OFFER_ROUTE = "/ipex/offer";
export declare const IPEX_AGREE_ROUTE = "/ipex/agree";
export declare const IPEX_GRANT_ROUTE = "/ipex/grant";
export declare const IPEX_ADMIT_ROUTE = "/ipex/admit";
export declare const IPEX_SPURN_ROUTE = "/ipex/spurn";
/** Ordered route list used for registration and tests. */
export declare const IPEX_ROUTES: readonly ["/ipex/apply", "/ipex/offer", "/ipex/agree", "/ipex/grant", "/ipex/admit", "/ipex/spurn"];
export type IpexRoute = typeof IPEX_ROUTES[number];
export type IpexVerb = "apply" | "offer" | "agree" | "grant" | "admit" | "spurn";
/** Previous-route policy from KERIpy `PreviousRoutes`. */
export declare const PREVIOUS_IPEX_ROUTES: ReadonlyMap<IpexVerb, readonly IpexVerb[]>;
interface RawMessage {
    readonly raw: Uint8Array;
}
export interface IpexHandlerOptions {
    notifier?: Notifier | null;
}
export interface IpexBuilderOptions {
    stamp?: string;
    date?: string;
    version?: Versionage;
    pvrsn?: Versionage;
    gvrsn?: Versionage | null;
    kind?: Kind;
}
export type IpexMessage = readonly [serder: SerderKERI, attachments: Uint8Array];
export interface IpexGrantOptions extends IpexBuilderOptions {
    iss?: Uint8Array | RawMessage | null;
    anc?: Uint8Array | RawMessage | null;
    agree?: SerderKERI | null;
}
/**
 * Accepted IPEX route handler.
 *
 * The handler verifies route-local conversation rules before `Exchanger` logs
 * accepted state, so the existing `erpy` prior-response index can enforce
 * KERIpy's one-response-per-prior invariant.
 */
export declare class IpexHandler implements ExchangeRouteHandler {
    readonly resource: IpexRoute;
    private readonly hby;
    private readonly notifier;
    constructor(resource: IpexRoute, hby: Habery, notifier?: Notifier | null);
    verify(args: {
        serder: SerderKERI;
    }): boolean;
    handle(args: {
        serder: SerderKERI;
    }): void;
    private hasPriorResponse;
}
/** Register all KERIpy IPEX routes with one exchanger. */
export declare function loadIpexHandlers(hby: Habery, exchanger: Exchanger, options?: IpexHandlerOptions): void;
/** Apply for an ACDC. */
export declare function ipexApplyExn(hab: Hab, recp: string, message: string, schema: unknown, attrs: unknown, options?: IpexBuilderOptions): IpexMessage;
/** Offer a metadata ACDC, optionally as a response to an apply. */
export declare function ipexOfferExn(hab: Hab, message: string, acdc: Uint8Array | RawMessage, apply?: SerderKERI | null, options?: IpexBuilderOptions): IpexMessage;
/** Agree to an offer. */
export declare function ipexAgreeExn(hab: Hab, message: string, offer: SerderKERI, options?: IpexBuilderOptions): IpexMessage;
/** Disclose an ACDC, optionally as a response to an agree. */
export declare function ipexGrantExn(hab: Hab, recp: string, message: string, acdc: Uint8Array | RawMessage, options?: IpexGrantOptions): IpexMessage;
/** Admit a disclosure. */
export declare function ipexAdmitExn(hab: Hab, message: string, grant: SerderKERI, options?: IpexBuilderOptions): IpexMessage;
/** Reject an application, offer, agreement, or grant. */
export declare function ipexSpurnExn(hab: Hab, message: string, spurned: SerderKERI, options?: IpexBuilderOptions): IpexMessage;
export {};
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