/**
 * View cache for DocShell
 *
 * Directory tree of converted text files arranged to preserve
 * relative paths for grep/rg
 *
 * Layout:
 * views/<view_id>/relative/path/foo.docx.txt - converted doc
 * views/<view_id>/relative/path/foo.txt -> symlink to original text file
 */
import type { DocShellConfig } from '../types/index.js';
export interface ViewCacheStats {
    totalFiles: number;
    docFiles: number;
    textFiles: number;
    convertedCount: number;
    cachedCount: number;
    skippedCount: number;
}
export declare class ViewCache {
    private cacheDir;
    private viewsDir;
    private viewId;
    private viewRoot;
    private baseDir;
    private blobCache;
    private config;
    constructor(config: DocShellConfig, baseDir: string, searchRoots: string[]);
    /**
     * Get the view root directory
     */
    getViewRoot(): string;
    /**
     * Get the view ID
     */
    getViewId(): string;
    /**
     * Get the base directory
     */
    getBaseDir(): string;
    /**
     * Ensure view directory exists
     */
    ensureDirs(): void;
    /**
     * Build or update the view cache for given paths
     */
    buildView(searchPaths: string[]): Promise<ViewCacheStats>;
    /**
     * Collect all files from search paths
     */
    private collectFiles;
    /**
     * Recursively collect files from a directory
     */
    private collectFilesFromDir;
    /**
     * Process a document file - convert and cache
     */
    private processDocFile;
    /**
     * Process a text file - copy to view
     * (We use copy instead of symlink for better grep/rg compatibility)
     */
    private processTextFile;
    /**
     * Write converted text to view file
     */
    private writeViewFile;
    /**
     * Clear the view cache
     */
    clear(): void;
}