import { CategoryName } from "../types.js";
export interface FileMetadata {
    date?: Date;
    artist?: string;
    album?: string;
    title?: string;
    year?: number;
}
export declare class MetadataService {
    private pathValidator;
    private audioMetadataService;
    private imageMetadataService;
    constructor();
    /**
     * Extract metadata from a file for organization purposes.
     * Guaranteed to NOT return sensitive location data.
     * Uses specialized services for enhanced metadata extraction.
     */
    getMetadata(filePath: string, category: CategoryName): Promise<FileMetadata>;
    /**
     * Get a relative subpath based on file metadata.
     * e.g. "2024/01" for images, "Artist/Album" for audio.
     * Returns empty string if no relevant metadata found.
     */
    getMetadataSubpath(filePath: string, category: CategoryName): Promise<string>;
    /**
     * Enhanced image metadata extraction using ImageMetadataService
     */
    private getImageMetadataEnhanced;
    /**
     * Enhanced audio metadata extraction using AudioMetadataService
     */
    private getAudioMetadataEnhanced;
    /**
     * Legacy image metadata extraction using exif-parser
     */
    private getImageMetadata;
    /**
     * Legacy audio metadata extraction using music-metadata
     */
    private getAudioMetadata;
    /**
     * Sanitize metadata values to be safe for file paths.
     * Replaces / \ : * ? " < > | with _
     */
    private sanitizeMetadataValue;
    /**
     * Extract detailed metadata for the inspection tool
     * Uses specialized services for enhanced extraction
     */
    extractMetadata(filePath: string, ext: string): Promise<Record<string, any> | null>;
    /**
     * Legacy image metadata extraction for inspection tool
     */
    private extractImageMetadataLegacy;
    /**
     * Legacy audio metadata extraction for inspection tool
     */
    private extractAudioMetadataLegacy;
}
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