import { type SessionRelayInitResult as SdkRelaySessionInitResult } from "@opendatalabs/vana-sdk/session-relay";
import type { SessionRelayConfig, SessionInitParams, SessionPollResult } from "../core/types.js";
/** Raw response from the Session Relay init endpoint. */
export type RelaySessionInitResult = SdkRelaySessionInitResult;
/**
 * Low-level client for the Session Relay service.
 *
 * This is a CLI adapter over the Vana SDK Session Relay integration. Session
 * Relay is a Vana-operated service integration for app handoff flows, not a
 * protocol-core primitive.
 *
 * @see {@link createSessionRelay} to create an instance.
 */
export interface SessionRelay {
    /** Creates a new session and returns the raw relay response (sessionId, deepLinkUrl, expiresAt). */
    initSession(params: SessionInitParams): Promise<RelaySessionInitResult>;
    /** Polls the session status once. */
    pollSession(sessionId: string): Promise<SessionPollResult>;
    /**
     * Polls until the session reaches a terminal state (`approved`, `denied`, or `expired`).
     *
     * @param sessionId - The session to poll.
     * @param opts - Optional polling interval (default 2 s) and timeout (default 15 min).
     * @throws {@link ConnectError} with code `POLL_TIMEOUT` if the timeout is exceeded.
     */
    pollUntilComplete(sessionId: string, opts?: {
        interval?: number;
        timeout?: number;
    }): Promise<SessionPollResult>;
}
/**
 * Creates a low-level Session Relay client.
 *
 * Prefer the high-level {@link connect} function for most use cases.
 *
 * @param config - Session Relay configuration.
 * @returns A {@link SessionRelay} instance.
 */
export declare function createSessionRelay(config: SessionRelayConfig): SessionRelay;
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