/**
 * StreamingManager — routes update/complete/abort calls to CardSessions.
 *
 * One manager per client. Many concurrent sessions, each identified
 * by chatId + sessionId. Sessions are created on first update and
 * removed on complete/abort.
 */
import type { LarkClient, StreamingOptions, CompleteOptions, StreamingManager } from './types.js';
export declare class StreamingManagerImpl implements StreamingManager {
    private readonly client;
    private readonly sessions;
    constructor(client: LarkClient);
    update(chatId: string, sessionId: number | string, text: string, options?: StreamingOptions): Promise<void>;
    complete(chatId: string, sessionId: number | string, options?: CompleteOptions): Promise<boolean>;
    abort(chatId: string, sessionId: number | string): Promise<void>;
    dispose(): void;
}
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