import { DocSource } from '../types/index.js';
/**
 * Error thrown when file system operations fail
 */
export declare class FileSystemError extends Error {
    readonly cause?: unknown | undefined;
    constructor(message: string, cause?: unknown | undefined);
}
/**
 * Configuration for cache management
 */
interface CacheConfig {
    maxSize: number;
    maxAge: number;
    cleanupInterval: number;
}
/**
 * Manages file system operations for documentation storage
 */
export declare class FileSystemManager {
    private docsPath;
    private sourcesFile;
    private cacheDir;
    private cacheConfig;
    private cleanupTimer?;
    /**
     * Creates a new FileSystemManager instance
     * @param basePath - Base path for storing documentation
     */
    constructor(basePath: string, cacheConfig?: CacheConfig);
    /**
     * Starts the cache cleanup timer
     */
    private startCleanupTimer;
    /**
     * Cleans up old cache files
     */
    private cleanupCache;
    /**
     * Ensures required directories exist
     * @throws {FileSystemError} If directory creation fails
     */
    ensureDirectories(): Promise<void>;
    /**
     * Saves documentation content to cache using streams
     * @param name - Documentation name
     * @param content - Content to save
     * @throws {FileSystemError} If save operation fails
     */
    saveDocumentation(name: string, content: string): Promise<void>;
    /**
     * Saves documentation sources metadata
     * @param docs - Array of documentation sources
     * @throws {FileSystemError} If save operation fails
     */
    saveSources(docs: DocSource[]): Promise<void>;
    /**
     * Loads documentation sources metadata
     * @returns Array of documentation sources
     * @throws {FileSystemError} If load operation fails
     */
    loadSources(): Promise<DocSource[]>;
    /**
     * Searches for text in cached documentation using streams
     * @param name - Documentation name
     * @param searchQuery - Text to search for
     * @returns Whether the text was found
     */
    searchInDocumentation(name: string, searchQuery: string): Promise<boolean>;
    /**
     * Lists all cached documentation files
     * @returns Array of filenames
     * @throws {FileSystemError} If directory reading fails
     */
    listDocumentationFiles(): Promise<string[]>;
    /**
     * Gets documentation file path
     * @param name - Documentation name
     * @returns Path to documentation file
     */
    getDocumentationPath(name: string): string;
    /**
     * Checks if documentation exists in cache
     * @param name - Documentation name
     * @returns Whether documentation exists
     */
    hasDocumentation(name: string): Promise<boolean>;
    /**
     * Gets documentation file name
     * @param name - Documentation name
     * @returns Sanitized file name
     */
    private getDocumentationFileName;
    /**
     * Gets base documentation path
     * @returns Base path for documentation storage
     */
    getDocsPath(): string;
    /**
     * Gets cache directory path
     * @returns Path to cache directory
     */
    getCachePath(): string;
    /**
     * Updates cache configuration
     * @param config - New cache configuration
     */
    updateCacheConfig(config: Partial<CacheConfig>): void;
    /**
     * Cleanup resources
     */
    destroy(): void;
}
export {};