import { ChunkMetadata, ProjectMetadata, DocDeltaConfig, CodeChunk } from '../../types';
export declare class MetadataManager {
    private metadataDir;
    private cacheDir;
    private projectMetadata;
    private config;
    constructor(config?: DocDeltaConfig);
    initialize(): Promise<void>;
    loadProjectMetadata(): Promise<ProjectMetadata>;
    private createDefaultMetadata;
    saveProjectMetadata(): Promise<void>;
    getChunkMetadata(chunkId: string): Promise<ChunkMetadata | undefined>;
    updateChunkMetadata(chunk: CodeChunk, aiSummary?: string): Promise<void>;
    updateChunksMetadata(chunks: CodeChunk[], summaries?: Map<string, string>): Promise<void>;
    hasChunkChanged(chunk: CodeChunk): Promise<boolean>;
    getChangedChunks(chunks: CodeChunk[]): Promise<CodeChunk[]>;
    cacheFile(key: string, content: string): Promise<void>;
    getCachedFile(key: string): Promise<string | null>;
    clearCache(): Promise<void>;
    getFileMetadata(filePath: string): Promise<{
        hash: string;
        lastModified: Date;
        size: number;
    }>;
    private generateHash;
    addDocReference(chunkId: string, docPath: string): Promise<void>;
    getStatistics(): Promise<{
        totalChunks: number;
        documentedChunks: number;
        lastGenerated: Date | null;
        cacheSize: number;
    }>;
    exportMetadata(outputPath: string): Promise<void>;
    importMetadata(inputPath: string): Promise<void>;
    reset(): Promise<void>;
}
//# sourceMappingURL=index.d.ts.map