export interface ConnectionInfo {
    id: string;
    version: string;
    route: string;
    ip?: string;
}
export interface ConnectionStats {
    total: number;
    versions: Record<string, number>;
    routes: Record<string, number>;
    connections: ConnectionInfo[];
    yourId?: string;
}
/**
 * Subscribe to real-time connection statistics.
 *
 * Requires:
 * - `connectionTracking: true` in module config
 * - Server-side `skew:authorize-stats` hook to authorize the subscription
 *
 * @example
 * ```ts
 * // server/plugins/stats-auth.ts
 * export default defineNitroPlugin((nitroApp) => {
 *   nitroApp.hooks.hook('skew:authorize-stats', async ({ event, authorize }) => {
 *     const session = await getUserSession(event)
 *     if (session.user?.role === 'admin') {
 *       authorize()
 *     }
 *   })
 * })
 * ```
 */
export declare function useActiveConnections(): {
    /** Whether the subscription is authorized (null while pending) */
    authorized: import("vue").ComputedRef<boolean | null>;
    /** Total active connections */
    total: import("vue").ComputedRef<number>;
    /** Users per build version */
    versions: import("vue").ComputedRef<Record<string, number>>;
    /** Users per route (requires routeTracking: true) */
    routes: import("vue").ComputedRef<Record<string, number>>;
    /** Individual connections with id, version, route */
    connections: import("vue").ComputedRef<ConnectionInfo[]>;
    /** Your connection ID (to identify yourself in the list) */
    yourId: import("vue").ComputedRef<string | undefined>;
};