mastercard-hosted-session/lib/hosted-session.js

Wrapper around Mastercard hosted session, allowing you to treat it as a modern Promise-based Javascript API.

"use strict";

require("core-js/modules/es.symbol");

require("core-js/modules/es.symbol.description");

require("core-js/modules/es.symbol.iterator");

require("core-js/modules/es.array.concat");

require("core-js/modules/es.array.filter");

require("core-js/modules/es.array.for-each");

require("core-js/modules/es.array.index-of");

require("core-js/modules/es.array.iterator");

require("core-js/modules/es.date.to-string");

require("core-js/modules/es.map");

require("core-js/modules/es.object.define-property");

require("core-js/modules/es.object.get-own-property-descriptor");

require("core-js/modules/es.object.get-prototype-of");

require("core-js/modules/es.object.keys");

require("core-js/modules/es.object.set-prototype-of");

require("core-js/modules/es.object.to-string");

require("core-js/modules/es.promise");

require("core-js/modules/es.reflect.construct");

require("core-js/modules/es.regexp.to-string");

require("core-js/modules/es.string.iterator");

require("core-js/modules/web.dom-collections.for-each");

require("core-js/modules/web.dom-collections.iterator");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.HostedSessionError = exports.HostedSession = void 0;

var _v = _interopRequireDefault(require("uuid/v4"));

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }

function _possibleConstructorReturn(self, call) { if (call && (_typeof(call) === "object" || typeof call === "function")) { return call; } return _assertThisInitialized(self); }

function _assertThisInitialized(self) { if (self === void 0) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function"); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, writable: true, configurable: true } }); if (superClass) _setPrototypeOf(subClass, superClass); }

function _wrapNativeSuper(Class) { var _cache = typeof Map === "function" ? new Map() : undefined; _wrapNativeSuper = function _wrapNativeSuper(Class) { if (Class === null || !_isNativeFunction(Class)) return Class; if (typeof Class !== "function") { throw new TypeError("Super expression must either be null or a function"); } if (typeof _cache !== "undefined") { if (_cache.has(Class)) return _cache.get(Class); _cache.set(Class, Wrapper); } function Wrapper() { return _construct(Class, arguments, _getPrototypeOf(this).constructor); } Wrapper.prototype = Object.create(Class.prototype, { constructor: { value: Wrapper, enumerable: false, writable: true, configurable: true } }); return _setPrototypeOf(Wrapper, Class); }; return _wrapNativeSuper(Class); }

function isNativeReflectConstruct() { if (typeof Reflect === "undefined" || !Reflect.construct) return false; if (Reflect.construct.sham) return false; if (typeof Proxy === "function") return true; try { Date.prototype.toString.call(Reflect.construct(Date, [], function () {})); return true; } catch (e) { return false; } }

function _construct(Parent, args, Class) { if (isNativeReflectConstruct()) { _construct = Reflect.construct; } else { _construct = function _construct(Parent, args, Class) { var a = [null]; a.push.apply(a, args); var Constructor = Function.bind.apply(Parent, a); var instance = new Constructor(); if (Class) _setPrototypeOf(instance, Class.prototype); return instance; }; } return _construct.apply(null, arguments); }

function _isNativeFunction(fn) { return Function.toString.call(fn).indexOf("[native code]") !== -1; }

function _setPrototypeOf(o, p) { _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) { o.__proto__ = p; return o; }; return _setPrototypeOf(o, p); }

function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i] != null ? arguments[i] : {}; var ownKeys = Object.keys(source); if (typeof Object.getOwnPropertySymbols === 'function') { ownKeys = ownKeys.concat(Object.getOwnPropertySymbols(source).filter(function (sym) { return Object.getOwnPropertyDescriptor(source, sym).enumerable; })); } ownKeys.forEach(function (key) { _defineProperty(target, key, source[key]); }); } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } }

function _createClass(Constructor, protoProps, staticProps) { if (protoProps) _defineProperties(Constructor.prototype, protoProps); if (staticProps) _defineProperties(Constructor, staticProps); return Constructor; }

var HostedSession =
/*#__PURE__*/
function () {
  function HostedSession(paymentSession, config) {
    _classCallCheck(this, HostedSession);

    this.paymentSession = paymentSession;
    this.config = config;
    this.sessionizeCalls = [];
    this.sessionResultStack = [];
    this.activeRequest = null;
  }
  /**
   * Initialises a new PaymentSession instance against a form in your page.
   * See Mastercard's session.js API docs for how the configuration options
   * work.
   * @returns {Promise<HostedSession>}
   */


  _createClass(HostedSession, [{
    key: "initialize",
    value: function initialize() {
      var _this = this;

      return new Promise(function (resolve, reject) {
        _this.paymentSession.configure(_objectSpread({}, _this.config, {
          callbacks: {
            initialized: function initialized(result) {
              if (result.status === 'ok') {
                return resolve(_this);
              } else {
                return reject(new HostedSessionError(result.message, result.status));
              }
            },
            formSessionUpdate: function formSessionUpdate(result) {
              _this._sessionUpdated(result);
            }
          }
        }));
      });
    }
    /**
     * Executes a sessionization flow. Roughly equivalent to executing
     * PaymentSession.updateSessionFromForm, except that you get a promise
     * that will resolve to the result (or reject with failures). You can call
     * this method as many times as you like and guarantee you'll get the
     * results for your particular call.
     * @returns {Promise<any>}
     */

  }, {
    key: "sessionize",
    value: function sessionize() {
      var requestId = (0, _v.default)();
      this.sessionizeCalls.push(requestId);
      return this._sessionize(requestId);
    }
  }, {
    key: "onFocus",
    value: function onFocus(selectors, callback) {
      this.paymentSession.onFocus(selectors, callback);
    }
  }, {
    key: "onBlur",
    value: function onBlur(selectors, callback) {
      this.paymentSession.onBlur(selectors, callback);
    }
  }, {
    key: "onChange",
    value: function onChange(selectors, callback) {
      this.paymentSession.onChange(selectors, callback);
    }
  }, {
    key: "onMouseOver",
    value: function onMouseOver(selectors, callback) {
      this.paymentSession.onMouseOver(selectors, callback);
    }
  }, {
    key: "onMouseOut",
    value: function onMouseOut(selectors, callback) {
      this.paymentSession.onMouseOut(selectors, callback);
    }
  }, {
    key: "_sessionize",
    value: function _sessionize(requestId) {
      var _this2 = this;

      return new Promise(function (resolve, reject) {
        // Ugly hack: each promise polls for its turn, executes PaymentSession
        // and then waits for a result to resolve or reject on it.
        // Ugly. But it works!
        var intervalId = setInterval(function () {
          // 1. Queue up an active request if there is none right now
          if (!_this2.activeRequest) {
            _this2.activeRequest = _this2.sessionizeCalls.shift();

            _this2.paymentSession.updateSessionFromForm(_this2.config.scope || 'card');
          } // 2. Wait our turn to process


          if (_this2.activeRequest !== requestId) {
            return;
          } // 3. Wait until we have a result on our turn


          if (_this2.sessionResultStack.length === 0) {
            return;
          }

          clearInterval(intervalId);
          _this2.activeRequest = null;

          var result = _this2.sessionResultStack.pop();

          if (result.status === 'ok' || result.status === 'fields_in_error') {
            return resolve(result);
          } else {
            return reject(new HostedSessionError(result.errors.message, result.status));
          }
        }, 10);
      });
    }
  }, {
    key: "_sessionUpdated",
    value: function _sessionUpdated(result) {
      this.sessionResultStack.push(result);
    }
  }]);

  return HostedSession;
}();

exports.HostedSession = HostedSession;

var HostedSessionError =
/*#__PURE__*/
function (_Error) {
  _inherits(HostedSessionError, _Error);

  function HostedSessionError(message, code) {
    var _this3;

    _classCallCheck(this, HostedSessionError);

    _this3 = _possibleConstructorReturn(this, _getPrototypeOf(HostedSessionError).call(this));
    _this3.message = message;
    _this3.stack = new Error(message).stack;
    _this3.code = code;
    return _this3;
  }

  return HostedSessionError;
}(_wrapNativeSuper(Error));

exports.HostedSessionError = HostedSessionError;