import { Embeddings, type EmbeddingsParams } from "@langchain/core/embeddings";
import { sign } from "../../utils/tencent_hunyuan/common.js";
/**
 * Interface that extends EmbeddingsParams and defines additional
 * parameters specific to the TencentHunyuanEmbeddingsParams class.
 */
export interface TencentHunyuanEmbeddingsParams extends EmbeddingsParams {
    /**
     * Tencent Cloud API Host.
     * @default "hunyuan.tencentcloudapi.com"
     */
    host?: string;
    /**
     * SecretID to use when making requests, can be obtained from https://console.cloud.tencent.com/cam/capi.
     * Defaults to the value of `TENCENT_SECRET_ID` environment variable.
     */
    tencentSecretId?: string;
    /**
     * Secret key to use when making requests, can be obtained from https://console.cloud.tencent.com/cam/capi.
     * Defaults to the value of `TENCENT_SECRET_KEY` environment variable.
     */
    tencentSecretKey?: string;
}
/**
 * Interface that extends EmbeddingsParams and defines additional
 * parameters specific to the TencentHunyuanEmbeddingsParams class.
 */
interface TencentHunyuanEmbeddingsParamsWithSign extends TencentHunyuanEmbeddingsParams {
    /**
     * Tencent Cloud API v3 sign method.
     */
    sign: sign;
}
/**
 * Class for generating embeddings using the Tencent Hunyuan API.
 */
export declare class TencentHunyuanEmbeddings extends Embeddings implements TencentHunyuanEmbeddingsParams {
    tencentSecretId?: string;
    tencentSecretKey?: string;
    host: string;
    sign: sign;
    constructor(fields?: TencentHunyuanEmbeddingsParamsWithSign);
    /**
     * Private method to make a request to the TogetherAI API to generate
     * embeddings. Handles the retry logic and returns the response from the API.
     * @param {string} input The input text to embed.
     * @returns Promise that resolves to the response from the API.
     * @TODO Figure out return type and statically type it.
     */
    private embeddingWithRetry;
    /**
     * Method to generate an embedding for a single document. Calls the
     * embeddingWithRetry method with the document as the input.
     * @param {string} text Document to generate an embedding for.
     * @returns {Promise<number[]>} Promise that resolves to an embedding for the document.
     */
    embedQuery(text: string): Promise<number[]>;
    /**
     * Method that takes an array of documents as input and returns a promise
     * that resolves to a 2D array of embeddings for each document. It calls
     * the embedQuery method for each document in the array.
     * @param documents Array of documents for which to generate embeddings.
     * @returns Promise that resolves to a 2D array of embeddings for each input document.
     */
    embedDocuments(documents: string[]): Promise<number[][]>;
}
export {};