/**
 * Subscription Management
 *
 * Handles WebSocket subscription tracking and cleanup.
 */
import type { WebSocket } from 'ws';
import type { ChannelSubscription, LogSubscription } from '../types.js';
export interface InternalLogSubscription extends LogSubscription {
    clientWs: WebSocket;
}
export interface InternalChannelSubscription extends ChannelSubscription {
    clientWs: WebSocket;
}
export interface PendingScreenshotRequest {
    requestId: string;
    clientWs: WebSocket;
    timeout: NodeJS.Timeout;
}
export declare const logSubscriptions: Map<string, InternalLogSubscription>;
export declare const channelSubscriptions: Map<string, InternalChannelSubscription[]>;
export declare const pendingScreenshotRequests: Map<string, PendingScreenshotRequest>;
/**
 * Clean up subscriptions when client disconnects
 */
export declare function cleanupClientSubscriptions(ws: WebSocket): void;
//# sourceMappingURL=subscriptions.d.ts.map