/**
 * Context storage implementation using filesystem
 */
import 'reflect-metadata';
import type { IContextStorage, Shortcut } from '../core/interfaces.js';
import type { ShortcutId } from '../types.js';
export declare class FileSystemStorage implements IContextStorage {
    private shortcutsCache;
    private cacheTimestamp;
    private readonly memoryTtl;
    private writeQueue;
    private isWriting;
    private pendingWrite;
    constructor();
    record(shortcut: ShortcutId, context: string, options?: Record<string, any>): Promise<void>;
    get(shortcut: ShortcutId): Promise<Shortcut | null>;
    list(): Promise<Shortcut[]>;
    update(shortcut: ShortcutId, context: string, options?: Record<string, any>): Promise<void>;
    delete(shortcut: ShortcutId): Promise<void>;
    purge(): Promise<void>;
    exists(shortcut: ShortcutId): Promise<boolean>;
    getByCategory(category: string): Promise<Shortcut[]>;
    /**
     * Load shortcuts from storage with caching
     */
    private loadShortcutsCached;
    /**
     * Load shortcuts from storage file
     */
    private loadShortcuts;
    /**
     * Save shortcuts to storage with atomic write and batching
     * Batches multiple writes within a short time window to reduce I/O
     */
    private saveShortcuts;
    /**
     * Flush all pending writes in the queue
     */
    private flushWriteQueue;
    /**
     * Ensure all writes are flushed before shutdown
     */
    flush(): Promise<void>;
}
//# sourceMappingURL=filesystem.d.ts.map