import type { DriveQuery } from '../schemas/drive-query-schema.js';
/**
 * Field operator interface for query filters
 */
export interface FieldOperator {
    $any?: string[];
    $all?: string[];
    $none?: string[];
}
/**
 * Filters object returned by toDriveQuery for debugging/logging
 */
interface FiltersObject {
    nameIncludes?: string[];
    mimeTypeIncludes?: string[];
    fullTextIncludes?: string[];
    parentIdIncludes?: string[];
    ownerIncludes?: string[];
    starred?: boolean;
    sharedWithMe?: boolean;
    trashed?: boolean;
}
/**
 * Convert structured DriveQuery to Google Drive query string
 *
 * Accepts either:
 * - A raw Drive query string (returned as-is)
 * - A structured DriveQueryObject (converted to Drive query syntax)
 *
 * Drive query syntax reference:
 * - name contains 'text' - Search by filename
 * - mimeType = 'type' - Filter by MIME type
 * - fullText contains 'text' - Search content and metadata
 * - 'parent_id' in parents - Search in folder
 * - starred = true/false - Filter by starred status
 * - sharedWithMe = true - Filter by shared status
 * - modifiedTime >= 'date' - Date filtering
 * - 'email' in owners - Filter by owner
 * - trashed = true/false - Filter by trash status
 */
export declare function toDriveQuery(query: DriveQuery | string): {
    q: string;
    filters: FiltersObject;
};
export {};