/**
 * @module @nhtio/adk/batteries/vector/chroma
 */
import { BaseVectorStore } from "../contract";
import type { VectorFilter } from "../filters";
import type { SearchPlan, UpsertPlan, DeletePlan, CollectionSpec } from "../plan";
import type { VectorMatch, BaseVectorStoreOptions, VectorStoreCapabilities } from "../types";
export interface ChromaVectorStoreOptions extends BaseVectorStoreOptions {
    /** Connection and authentication parameters for the backend. */
    connection?: {
        url?: string;
        host?: string;
        port?: number;
        ssl?: boolean;
    };
}
/** Translate a neutral {@link VectorFilter} into Chroma's `where` filter object. */
export declare const translateChromaWhere: (filter?: VectorFilter) => Record<string, unknown> | undefined;
export declare class ChromaVectorStore extends BaseVectorStore {
    #private;
    readonly capabilities: VectorStoreCapabilities;
    /** Static availability probe: whether this adapter's runtime driver can load in the current environment. */
    static isAvailable(): boolean;
    isAvailable(): boolean;
    connect(): Promise<void>;
    close(): Promise<void>;
    /** Resolve (and cache) the underlying Chroma collection handle for `name`. */
    getCollection(name: string): Promise<any>;
    createCollection(spec: CollectionSpec, ifNotExists: boolean): Promise<void>;
    dropCollection(collection: string, ifExists: boolean): Promise<void>;
    hasCollection(collection: string): Promise<boolean>;
    renameCollection(from: string, to: string): Promise<void>;
    executeUpsert(plan: UpsertPlan): Promise<void>;
    executeSearch(plan: SearchPlan): Promise<VectorMatch[]>;
    executeDelete(plan: DeletePlan): Promise<void>;
}