/**
 * CLI cache subcommands: status, clear, verify.
 *
 * The local mirror is invisible by design — it just makes reads fast and
 * keeps mail readable offline. These commands are how a user sees what it
 * holds, how much disk it costs, and how to reclaim that space.
 *
 * Everything here is safe: the mirror is regenerable, so `clear` costs time
 * (a resync) and never data.
 */
import { type CacheStats } from '../cache/store.js';
import { loadConfig } from '../config/loader.js';
export type CacheSubcommand = 'status' | 'clear' | 'verify';
export interface CacheArgs {
    subcommand: CacheSubcommand;
    account?: string;
    json: boolean;
    yes: boolean;
    help: boolean;
    error?: string;
}
export declare function parseCacheArgs(argv: string[]): CacheArgs;
/** Human-readable age, so "when did this last sync" reads at a glance. */
export declare function formatDuration(ms: number | undefined): string;
export interface CacheSettingsView {
    enabled: boolean;
    maxSizeMb: number;
    mailboxes: string[];
}
/** Render `cache status` for a terminal. */
export declare function formatCacheStatus(stats: CacheStats, settings: CacheSettingsView): string;
/**
 * Cache settings, defaulted when no usable config exists.
 *
 * Reclaiming local disk or inspecting what is cached must not require working
 * mail credentials: the cache is a local artifact that outlives any account,
 * and a user whose config is missing or broken still needs to be able to
 * clear it. The defaults mirror `CacheConfigSchema`.
 */
export declare function resolveCacheSettings(load?: typeof loadConfig): Promise<CacheSettingsView>;
export default function runCacheCommand(argv: string[]): Promise<void>;
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