import { TiktokConfig } from '../dto/request/config.request';
import { TiktokResponseCommon } from '../dto/response/config.response';
import { TiktokGetAccessTokenParams, TiktokRefreshAccessTokenParams } from '../dto/request/auth-v3.request';
import { TiktokAccessTokenResponse } from '../dto/response/auth-v3.response';
/**
 * Exchange an authorization code for an access token.
 * This method should be used after the user authorizes your app and you receive a code.
 *
 * @param params - Includes `auth_code` and optional `grant_type`
 * @param config - Tiktok API configuration.
 * @returns Promise resolving to an AccessTokenResponse object
 */
export declare function getAccessToken(params: TiktokGetAccessTokenParams, config: TiktokConfig): Promise<TiktokResponseCommon<TiktokAccessTokenResponse>>;
/**
 * Refresh an existing access token using a refresh token.
 * This is useful when the original access token has expired.
 *
 * @param params - Includes `refresh_token` and `grant_type`
 * @param config - Tiktok API configuration.
 * @returns Promise resolving to an AccessTokenResponse object
 */
export declare function refreshAccessToken(params: TiktokRefreshAccessTokenParams, config: TiktokConfig): Promise<TiktokResponseCommon<TiktokAccessTokenResponse>>;