import type { Constructable, StoreToken } from '@furystack/core';
import type { MongoClientOptions } from 'mongodb';
/**
 * Options accepted by {@link defineMongoDbStore}.
 */
export type DefineMongoDbStoreOptions<T extends object, TPrimaryKey extends keyof T> = {
    name: string;
    model: Constructable<T>;
    primaryKey: TPrimaryKey;
    /** MongoDB deployment URL (e.g. `mongodb://localhost:27017`) — also acts as the pool key. */
    url: string;
    db: string;
    collection: string;
    options?: MongoClientOptions;
};
/**
 * Mints a singleton {@link StoreToken} backed by a {@link MongodbStore}.
 *
 * Internally resolves the singleton {@link MongoClientFactory} so every store
 * declared against the same `url` shares one {@link MongoClient}. Declare the
 * token once at module scope — inline calls mint new identities and defeat
 * singleton caching.
 *
 * @example
 * ```ts
 * export const UserStore = defineMongoDbStore({
 *   name: 'my-app/UserStore',
 *   model: User,
 *   primaryKey: 'username',
 *   url: 'mongodb://localhost:27017',
 *   db: 'my-app',
 *   collection: 'users',
 * })
 * ```
 */
export declare const defineMongoDbStore: <T extends object, const TPrimaryKey extends keyof T>(options: DefineMongoDbStoreOptions<T, TPrimaryKey>) => StoreToken<T, TPrimaryKey>;
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