import type { SqliteAdapter as Database } from '../db/sqlite-adapter.js';
export declare const AUTOSYNC_STATE_SOURCE = "autosync";
export declare const AUTOSYNC_STATE_KEY = "last_run";
export declare const DEFAULT_AUTOSYNC_INTERVAL_MS: number;
/** The auto-sync interval in ms: env seconds, 0 = always sync, default 10 min. */
export declare function autosyncIntervalMs(env?: NodeJS.ProcessEnv): number;
/** The store that holds the autosync marker: the ingest cache in hosted mode, the local db otherwise. */
export declare function autosyncMarkerStore(env?: NodeJS.ProcessEnv): Database;
/** Epoch ms of the last auto-sync, or 0 when the store has never auto-synced. */
export declare function autosyncLastRun(db?: Database, env?: NodeJS.ProcessEnv): number;
/** Record that an auto-sync just completed. */
export declare function markAutoSync(db?: Database, env?: NodeJS.ProcessEnv): void;
/** Whether the auto-sync should run now: always when the interval is 0, otherwise at most once per interval. */
export declare function autoSyncDue(db?: Database, env?: NodeJS.ProcessEnv): boolean;
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