/**
 * Momentum API Implementation
 *
 * Provides direct database access for server-side operations.
 * This is the core of the Momentum API that both SSR and Express use.
 */
import type { MomentumConfig } from '@momentumcms/core';
import type { MomentumAPI } from './momentum-api.types';
/**
 * Initialize the Momentum API singleton.
 * Must be called once at server startup before using getMomentumAPI().
 *
 * @param config - The Momentum configuration
 * @returns The initialized API instance
 *
 * @example
 * ```typescript
 * // In server.ts
 * import { initializeMomentumAPI } from '@momentumcms/server-core';
 * import momentumConfig from './momentum.config';
 *
 * initializeMomentumAPI(momentumConfig);
 * ```
 */
export declare function initializeMomentumAPI(config: MomentumConfig): MomentumAPI;
/**
 * Get the initialized Momentum API singleton.
 * Throws if not initialized.
 *
 * @returns The API instance
 * @throws Error if not initialized
 *
 * @example
 * ```typescript
 * const api = getMomentumAPI();
 * const posts = await api.collection('posts').find();
 * ```
 */
export declare function getMomentumAPI(): MomentumAPI;
/**
 * Check if the Momentum API has been initialized.
 */
export declare function isMomentumAPIInitialized(): boolean;
/**
 * Reset the Momentum API singleton.
 * Primarily used for testing.
 */
export declare function resetMomentumAPI(): void;
export type { MomentumAPI, MomentumAPIContext, CollectionOperations, GlobalOperations, FindOptions, FindResult, DeleteResult, WhereClause, FieldValidationError, VersionOperations, VersionFindOptions, } from './momentum-api.types';
export { CollectionNotFoundError, DocumentNotFoundError, DraftNotVisibleError, AccessDeniedError, GlobalNotFoundError, ValidationError, } from './momentum-api.types';
export { ReferentialIntegrityError } from '@momentumcms/core';