/**
 * The external-store quad count reported by GET /api/status, and its cache.
 *
 * Kept out of the status route so its module-level state has one owner: the
 * route reads and refreshes it, and the managed Oxigraph supervisor
 * invalidates it without importing the route, which imports the supervisor.
 */
import type { DKGAgent } from '@origintrail-official/dkg-agent';
import { type StoreQuadsStatusFields } from '../status-store-quads-wire.js';
/**
 * Drop cached quad counts. The managed Oxigraph calls this when its child goes
 * down and again when it is healthy after a restart. A count already running
 * cannot be cancelled, so it loses the in-flight marker instead, and its
 * result is discarded when it settles.
 */
export declare function invalidateExternalStoreQuadsCache(): void;
/**
 * Explicit request: start a recount unless the cached result is fresh or one
 * is already running, then report what is known. The report is read after
 * that decision, so a recount this call started already shows as `pending`
 * (no cached result) or as refreshing the cached one.
 */
export declare function requestExternalStoreQuads(agent: DKGAgent, now: number): StoreQuadsStatusFields;
/**
 * Ordinary polling: report what is already known and never start a count.
 * Every field, including whether a count that will replace the reported
 * result is running, is read at this one instant, so the returned fields stay
 * true to that instant whenever the caller serializes them.
 */
export declare function peekCachedExternalStoreQuads(now: number): StoreQuadsStatusFields;
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