import { type CapturePolicy } from "./capture-policy.js";
export type CaptureEvent = {
    source: "terminal" | "input" | "process" | "file" | "screen" | "clipboard" | "window" | "browser" | "calendar" | "notification" | "system" | "message" | "downloads" | "location" | "audio";
    ts: number;
    data: Record<string, unknown>;
};
export declare function pushCaptureEvent(event: CaptureEvent): void;
export declare function setAudioMuted(v: boolean): void;
export declare function isAudioMuted(): boolean;
export declare function setPrivateMode(v: boolean): void;
export declare function isPrivateMode(): boolean;
export declare function onPrivateModeChange(listener: (enabled: boolean) => void): () => void;
/**
 * Get ALL events accumulated since the last drain (i.e. since the last koi turn).
 * Returns oldest-first (chronological).
 */
export declare function getAllEvents(): CaptureEvent[];
/**
 * Drain: return all events and clear the buffer.
 * Called after injecting into a koi turn so the next turn starts fresh.
 * If the cap dropped events since the last drain, a synthetic
 * `events_dropped` event is prepended so consumers can surface it.
 */
export declare function drainEvents(): CaptureEvent[];
export declare function getRecentEvents(opts?: {
    source?: CaptureEvent["source"];
    limit?: number;
    sinceTs?: number;
}): CaptureEvent[];
/**
 * Reap orphaned `_tmp_*` sqlite copies and their -shm/-wal sidecars from the
 * capture dir. The message/browser capture pollers copy source DBs here and
 * historically deleted only the .db (leaving ~71k sidecars, ~1.1 GB, by
 * 2026-07-07); a crash between copy and unlink still strands files today.
 * Anything `_tmp_*` older than an hour is garbage by construction.
 */
export declare function sweepTmpDbOrphans(): number;
/**
 * Flush new events to disk (append-only, does NOT clear the in-memory buffer).
 */
export declare function shouldDeleteCaptureFile(name: string, mtimeMs: number, retentionDays: number, now?: number): boolean;
export declare function flushToDisk(policy?: CapturePolicy): void;