import { WebsocketGateway } from './websocket.gateway';
export interface WebSocketHealthResult {
    status: 'up' | 'down' | 'degraded';
    serverRunning: boolean;
    activeConnections: number;
    activeChannels: number;
    metrics: {
        messagesPerMinute: number;
        connectionAttempts: number;
        failedConnections: number;
        averageLatency: number;
    };
    timestamp: string;
}
export declare class WebsocketHealthService {
    private readonly wsGateway;
    private readonly logger;
    private messagesCount;
    private connectionAttempts;
    private failedConnections;
    private latencyMeasurements;
    private lastMetricsReset;
    constructor(wsGateway: WebsocketGateway);
    check(): Promise<WebSocketHealthResult>;
    trackMessage(): void;
    trackConnection(success: boolean): void;
    trackLatency(latencyMs: number): void;
    private resetMetrics;
    private calculateAverageLatency;
}