/**
 * Natural language query parser for media search.
 * Converts user queries like "photos from last year" into structured filters.
 */
interface ParsedQuery {
    dateFrom?: string;
    dateTo?: string;
    location?: {
        city?: string;
        country?: string;
        latitude?: number;
        longitude?: number;
        radiusKm?: number;
    };
    fileTypes?: string[];
    keywords?: string[];
}
/**
 * Parse natural language time expressions.
 */
export declare function parseTimeExpression(query: string, currentDate?: Date): {
    dateFrom?: string;
    dateTo?: string;
} | null;
/**
 * Parse location mentions from query.
 */
export declare function parseLocation(query: string): {
    city?: string;
    country?: string;
} | null;
/**
 * Parse file type mentions.
 */
export declare function parseFileTypes(query: string): string[] | null;
/**
 * Parse complete natural language query into structured filters.
 */
export declare function parseNaturalLanguageQuery(query: string): ParsedQuery;
export {};
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