unionpay/index.js

'use strict';
/**
 * @module braintree-web/unionpay
 * @description This module allows you to accept UnionPay payments. *It is currently in beta and is subject to change.*
 */

var UnionPay = require('./shared/unionpay');
var basicComponentVerification = require('../lib/basic-component-verification');
var BraintreeError = require('../lib/braintree-error');
var createDeferredClient = require('../lib/create-deferred-client');
var createAssetsUrl = require('../lib/create-assets-url');
var analytics = require('../lib/analytics');
var errors = require('./shared/errors');
var VERSION = process.env.npm_package_version;
var Promise = require('../lib/promise');
var wrapPromise = require('@braintree/wrap-promise');

/**
* @static
* @function create
* @param {object} options Creation options:
 * @param {Client} [options.client] A {@link Client} instance.
 * @param {string} [options.authorization] A tokenizationKey or clientToken. Can be used in place of `options.client`.
* @param {callback} [callback] The second argument, `data`, is the {@link UnionPay} instance. If no callback is provided, `create` returns a promise that resolves with the {@link UnionPay} instance.
* @returns {Promise|void} Returns a promise if no callback is provided.
* @example
* braintree.unionpay.create({ client: clientInstance }, function (createErr, unionpayInstance) {
*   if (createErr) {
*     console.error(createErr);
*     return;
*   }
*   // ...
* });
*/
function create(options) {
  var name = 'UnionPay';

  return basicComponentVerification.verify({
    name: name,
    client: options.client,
    authorization: options.authorization
  }).then(function () {
    return createDeferredClient.create({
      authorization: options.authorization,
      client: options.client,
      debug: options.debug,
      assetsUrl: createAssetsUrl.create(options.authorization),
      name: name
    });
  }).then(function (client) {
    var config = client.getConfiguration();

    options.client = client;

    if (!config.gatewayConfiguration.unionPay || config.gatewayConfiguration.unionPay.enabled !== true) {
      return Promise.reject(new BraintreeError(errors.UNIONPAY_NOT_ENABLED));
    }

    analytics.sendEvent(options.client, 'unionpay.initialized');

    return new UnionPay(options);
  });
}

module.exports = {
  create: wrapPromise(create),
  /**
   * @description The current version of the SDK, i.e. `{@pkg version}`.
   * @type {string}
   */
  VERSION: VERSION
};