import { WABTransport } from '../WABTransport';
export interface AuthPayload {
    [key: string]: unknown;
}
export interface StartAuthResponse {
    success: boolean;
    message?: string;
    data?: unknown;
}
export interface CompleteAuthResponse {
    success: boolean;
    message?: string;
    presentationKey?: string;
    /** Preferred explicit continuity signal for newer WAB servers. */
    accountStatus?: 'new-user' | 'existing-user';
    /** Compatibility signal accepted from WAB deployments using a boolean. */
    existingUser?: boolean;
    /** Two-phase WAB lifecycle state. Absent means active for older servers. */
    registrationStatus?: 'pending' | 'active';
    /** Operator-selected UMP ambiguity fallback supplied by newer WAB servers. */
    umpTokenOutpoint?: string;
    /** Staged key returned while a verified phone change awaits WAB finalization. */
    pendingPresentationKey?: string;
    /** Identifier used to idempotently finalize a staged phone change. */
    pendingPhoneChangeId?: number;
}
/**
 * Abstract client-side interactor for an Auth Method.
 *
 * Subclasses only need to set `methodType`; the HTTP calls to
 * `/auth/start` and `/auth/complete` are handled here.
 */
export declare abstract class AuthMethodInteractor {
    abstract methodType: string;
    protected preparePayload(payload: AuthPayload): AuthPayload;
    /**
     * Shared POST helper for auth endpoints.
     */
    private postAuth;
    /**
     * Start the flow (e.g. request an OTP or create a session).
     */
    startAuth(serverUrl: string, presentationKey: string, payload: AuthPayload, transport?: WABTransport, correlationId?: string): Promise<StartAuthResponse>;
    /**
     * Complete the flow (e.g. confirm OTP).
     */
    completeAuth(serverUrl: string, presentationKey: string, payload: AuthPayload, transport?: WABTransport, correlationId?: string): Promise<CompleteAuthResponse>;
}
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