/**
 * Import/Export module for Momentum CMS.
 *
 * Provides JSON and CSV export/import for collection documents.
 * - Export: Fetches all documents and serializes to JSON or CSV
 * - Import: Parses JSON or CSV data and creates documents via batch operations
 *
 * No external dependencies - uses built-in CSV serialization.
 */
import type { CollectionConfig } from '@momentumcms/core';
export type ExportFormat = 'json' | 'csv';
export interface ExportOptions {
    /** Export format (default: 'json') */
    format?: ExportFormat;
    /** Max documents to export (default: unlimited) */
    limit?: number;
}
export interface ExportResult {
    /** Format of the exported data */
    format: ExportFormat;
    /** Number of documents exported */
    totalDocs: number;
    /** For JSON format: the array of documents */
    docs?: Record<string, unknown>[];
    /** For CSV format: the CSV string */
    data?: string;
    /** Content-Type header value */
    contentType: string;
}
export interface ImportOptions {
    /** Import format (default: 'json') */
    format?: ExportFormat;
}
export interface ImportResult {
    /** Number of successfully imported documents */
    imported: number;
    /** Total items attempted */
    total: number;
    /** Error details for failed items */
    errors: ImportError[];
    /** Successfully created documents */
    docs: Record<string, unknown>[];
}
export interface ImportError {
    /** Index of the item in the import data */
    index: number;
    /** Error message */
    message: string;
    /** The data that failed to import */
    data?: Record<string, unknown>;
}
/**
 * Export documents from a collection as JSON.
 */
export declare function exportToJson(docs: Record<string, unknown>[], _collection: CollectionConfig): ExportResult;
/**
 * Export documents from a collection as CSV.
 */
export declare function exportToCsv(docs: Record<string, unknown>[], collection: CollectionConfig): ExportResult;
/**
 * Parse JSON import data into document records.
 * Accepts either an array of objects or `{ docs: [...] }`.
 */
export declare function parseJsonImport(body: unknown): {
    docs: Record<string, unknown>[];
    error?: string;
};
/**
 * Parse CSV import data into document records.
 * First row is treated as header (field names).
 */
export declare function parseCsvImport(csvData: string, collection: CollectionConfig): {
    docs: Record<string, unknown>[];
    error?: string;
};