import { HttpClient } from '../http/client';
import { ApiResponse } from '../types';
import { InstrumentDTO } from '../types/dtos';
import { CreateInstrumentRequest, UpdateInstrumentRequest } from '../types/instrument/';
/**
 * Service responsible for managing payment instruments (payment methods) in the Akua API.
 * @class InstrumentService
 */
export declare class InstrumentService {
    private readonly httpClient;
    /**
     * Creates an instance of InstrumentService.
     * @param {HttpClient} httpClient - The HTTP client instance used for making API requests.
     */
    constructor(httpClient: HttpClient);
    /**
     * Retrieves all payment instruments associated with the merchant.
     * @async
     * @returns {Promise<ApiResponse<InstrumentDTO[]>>} A promise that resolves to an array of payment instruments.
     * @example
     * // Get all payment instruments
     * await instrumentService.get();
     */
    get(): Promise<ApiResponse<InstrumentDTO[]>>;
    /**
     * Retrieves a specific payment instrument by its ID.
     * @async
     * @param {string} instrumentId - The unique identifier of the payment instrument.
     * @returns {Promise<ApiResponse<InstrumentDTO>>} A promise that resolves to the requested payment instrument.
     * @example
     * // Get a payment instrument by ID
     * await instrumentService.getById('instr_123');
     */
    getById(instrumentId: string): Promise<ApiResponse<InstrumentDTO>>;
    /**
     * Creates a new payment instrument.
     * @async
     * @param {CreateInstrumentRequest} createInstrumentRequest - The data required to create a new payment instrument.
     * @returns {Promise<ApiResponse<InstrumentDTO>>} A promise that resolves to the newly created payment instrument.
     * @example
     * // Create a new credit card instrument
     * await instrumentService.create({
     *   type: 'CARD',
     *   card: {
     *     number: '4242424242424242',
     *     expiration_month: '12',
     *     expiration_year: '2025',
     *     first_name: 'John',
     *     last_name: 'Doe',
     *     cvv: '123'
     *   },
     *   user_data: {
     *     billing_address: {
     *       street: '123 Main St',
     *       number: 'Apt 4B',
     *       city: 'New York',
     *       state: 'NY',
     *       zip_code: '10001',
     *       country: 'US'
     *     }
     *   }
     * });
     */
    create(createInstrumentRequest: CreateInstrumentRequest): Promise<ApiResponse<InstrumentDTO>>;
    /**
     * Updates an existing payment instrument.
     * @async
     * @param {string} instrumentId - The unique identifier of the payment instrument to update.
     * @param {UpdateInstrumentRequest} data - The data to update the payment instrument with.
     * @returns {Promise<ApiResponse<InstrumentDTO>>} A promise that resolves to the updated payment instrument.
     * @example
     * // Update a payment instrument
     * await instrumentService.update('instr_123', {
     *   card: {
     *     expiration_month: '12',
     *     expiration_year: '2026',
     *     first_name: 'John',
     *     last_name: 'Smith'
     *   },
     *   user_data: {
     *     billing_address: {
     *       street: '123 Main St',
     *       number: 'Apt 4B',
     *       city: 'New York',
     *       state: 'NY',
     *       zip_code: '10001',
     *       country: 'US'
     *     }
     *   }
     * });
     */
    update(instrumentId: string, data: UpdateInstrumentRequest): Promise<ApiResponse<InstrumentDTO>>;
    /**
     * Deletes a payment instrument.
     * @async
     * @param {string} instrumentId - The unique identifier of the payment instrument to delete.
     * @returns {Promise<ApiResponse<void>>} A promise that resolves when the deletion is successful.
     * @example
     * // Delete a payment instrument
     * await instrumentService.delete('instr_123');
     */
    delete(instrumentId: string): Promise<ApiResponse<void>>;
}