/**
 * Qdrant Adapter
 *
 * Vector database adapter for Qdrant.
 * https://qdrant.tech/
 */
import { VectorDBType, VectorFeature, IVectorConnectionResult, IUpsertVectorsOptions, IUpsertVectorsResult, IQueryVectorsOptions, IQueryVectorsResult, IFetchVectorsOptions, IFetchVectorsResult, IUpdateVectorOptions, IUpdateVectorResult, IDeleteVectorsOptions, IDeleteVectorsResult, IListVectorsOptions, IListVectorsResult, IListNamespacesResult, IVectorIndexInfo, ICreateIndexOptions, ICreateIndexResult, IDeleteIndexOptions, IDeleteIndexResult, IVectorIndexStats } from '../types';
import { BaseVectorAdapter, IAdapterConnectionOptions } from './base.adapter';
/**
 * Qdrant adapter implementation
 */
export declare class QdrantAdapter extends BaseVectorAdapter {
    readonly type = VectorDBType.QDRANT;
    private apiKey;
    private baseUrl;
    private collectionName;
    private timeout;
    connect(options: IAdapterConnectionOptions): Promise<IVectorConnectionResult>;
    disconnect(): Promise<void>;
    testConnection(): Promise<boolean>;
    upsert(options: IUpsertVectorsOptions): Promise<IUpsertVectorsResult>;
    query(options: IQueryVectorsOptions): Promise<IQueryVectorsResult>;
    fetch(options: IFetchVectorsOptions): Promise<IFetchVectorsResult>;
    update(options: IUpdateVectorOptions): Promise<IUpdateVectorResult>;
    delete(options: IDeleteVectorsOptions): Promise<IDeleteVectorsResult>;
    list(options: IListVectorsOptions): Promise<IListVectorsResult>;
    listNamespaces(): Promise<IListNamespacesResult>;
    deleteNamespace(namespace: string): Promise<void>;
    describeIndex(): Promise<IVectorIndexInfo>;
    getIndexStats(): Promise<IVectorIndexStats>;
    createIndex(options: ICreateIndexOptions): Promise<ICreateIndexResult>;
    deleteIndex(options: IDeleteIndexOptions): Promise<IDeleteIndexResult>;
    listIndexes(): Promise<IVectorIndexInfo[]>;
    supportsFeature(feature: VectorFeature): boolean;
    /**
     * Make a request to Qdrant
     */
    private request;
    /**
     * Convert Ductape filter to Qdrant format
     */
    private convertFilter;
    /**
     * Convert single filter to Qdrant format
     */
    private convertSingleFilter;
    /**
     * Map Qdrant distance to our enum
     */
    private mapQdrantMetric;
    /**
     * Map our enum to Qdrant distance
     */
    private mapToQdrantMetric;
}
export default QdrantAdapter;