import { type ZodType } from '@frontmcp/lazy-zod';
import { type RequestId } from '@frontmcp/protocol';
import { type ServerResponse } from '../../common';
import { type ElicitOptions, type ElicitResult } from '../../elicitation';
import { type AuthenticatedServerRequest } from '../../server/server.types';
import { RecreateableSSEServerTransport } from './sse-transport';
import { LocalTransportAdapter } from './transport.local.adapter';
export declare class TransportSSEAdapter extends LocalTransportAdapter<RecreateableSSEServerTransport> {
    sessionId: string;
    /**
     * Configures common error and close handlers for SSE transports.
     */
    private configureTransportHandlers;
    createTransport(sessionId: string, res: ServerResponse): RecreateableSSEServerTransport;
    /**
     * Recreates a transport with preserved session state.
     * Use this when restoring a session from Redis or other storage.
     *
     * @param sessionId - The session ID to restore
     * @param res - The new response stream for SSE
     * @param lastEventId - The last event ID that was sent (for reconnection support)
     */
    createTransportFromSession(sessionId: string, res: ServerResponse, lastEventId?: number): RecreateableSSEServerTransport;
    initialize(req: AuthenticatedServerRequest, res: ServerResponse): Promise<void>;
    handleRequest(req: AuthenticatedServerRequest, res: ServerResponse): Promise<void>;
    /**
     * Send an elicitation request to the client.
     *
     * Only one elicit per session is allowed. A new elicit will cancel any pending one.
     * On timeout, an ElicitationTimeoutError is thrown to kill tool execution.
     *
     * In distributed mode, the pending elicitation is stored in Redis and results
     * are routed via pub/sub, allowing the response to be received by any node.
     */
    sendElicitRequest<S extends ZodType>(relatedRequestId: RequestId, message: string, requestedSchema: S, options?: ElicitOptions): Promise<ElicitResult<S extends ZodType<infer O> ? O : unknown>>;
}
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