import { BaseRetriever } from '@langchain/core/retrievers';
import { VectorStore } from '@langchain/core/vectorstores';
import { Provider, ValueOrPromise } from '@loopback/core';
import { AnyObject } from '@loopback/repository';
import { IAuthUserWithPermissions } from '@sourceloop/core';
export declare class DatasetRetriever implements Provider<BaseRetriever> {
    private readonly vectorStore;
    private readonly user;
    constructor(vectorStore: VectorStore, user: IAuthUserWithPermissions);
    value(): ValueOrPromise<BaseRetriever<AnyObject>>;
}