braintree-web/lib/create-deferred-client.js

A suite of tools for integrating Braintree in the browser

"use strict";

var BraintreeError = require("./braintree-error");
var assets = require("./assets");
var sharedErrors = require("./errors");

var VERSION = "3.118.2";

function createDeferredClient(options) {
  var promise = Promise.resolve();

  if (options.client) {
    return Promise.resolve(options.client);
  }

  if (!(window.braintree && window.braintree.client)) {
    promise = assets
      .loadScript({
        src: options.assetsUrl + "/web/" + VERSION + "/js/client.min.js",
      })
      .catch(function (err) {
        return Promise.reject(
          new BraintreeError({
            type: sharedErrors.CLIENT_SCRIPT_FAILED_TO_LOAD.type,
            code: sharedErrors.CLIENT_SCRIPT_FAILED_TO_LOAD.code,
            message: sharedErrors.CLIENT_SCRIPT_FAILED_TO_LOAD.message,
            details: {
              originalError: err,
            },
          })
        );
      });
  }

  return promise.then(function () {
    if (window.braintree.client.VERSION !== VERSION) {
      return Promise.reject(
        new BraintreeError({
          type: sharedErrors.INCOMPATIBLE_VERSIONS.type,
          code: sharedErrors.INCOMPATIBLE_VERSIONS.code,
          message:
            "Client (version " +
            window.braintree.client.VERSION +
            ") and " +
            options.name +
            " (version " +
            VERSION +
            ") components must be from the same SDK version.",
        })
      );
    }

    return window.braintree.client.create({
      authorization: options.authorization,
      debug: options.debug,
    });
  });
}

module.exports = {
  create: createDeferredClient,
};