smartcard2/lib/Devices.js

"use strict";

var _createClass = 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); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();

var _events = require("events");

var _pcsclite = require("pcsclite2");

var _pcsclite2 = _interopRequireDefault(_pcsclite);

var _Device = require("./Device");

var _Device2 = _interopRequireDefault(_Device);

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

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

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var Devices = function (_EventEmitter) {
	_inherits(Devices, _EventEmitter);

	function Devices() {
		_classCallCheck(this, Devices);

		//console.log(`new Devices()`);
		var _this = _possibleConstructorReturn(this, (Devices.__proto__ || Object.getPrototypeOf(Devices)).call(this));

		_this.pcsc = (0, _pcsclite2.default)();
		_this.devices = {};

		_this.pcsc.on("reader", function (reader) {
			var device = new _Device2.default(reader);
			_this.devices[reader.name] = device;
			_this.emit("device-activated", { device: device, devices: _this.listDevices() });
			reader.on("end", function () {
				delete _this.devices[reader.name];
				_this.emit("device-deactivated", { device: device, devices: _this.listDevices() });
			});
			reader.on("error", function (error) {
				_this.emit("error", { reader: reader, error: error });
			});
		});

		_this.pcsc.on("error", function (error) {
			_this.emit("error", { error: error });
		});
		return _this;
	}

	_createClass(Devices, [{
		key: "onActivated",
		value: function onActivated() {
			var _this2 = this;

			return new Promise(function (resolve, reject) {
				_this2.on("device-activated", function (event) {
					return resolve(event);
				});
			});
		}
	}, {
		key: "onDeactivated",
		value: function onDeactivated() {
			var _this3 = this;

			return new Promise(function (resolve, reject) {
				_this3.on("device-deactivated", function (event) {
					return resolve(event);
				});
			});
		}
	}, {
		key: "listDevices",
		value: function listDevices() {
			var _this4 = this;

			return Object.keys(this.devices).map(function (k) {
				return _this4.devices[k];
			});
		}
	}, {
		key: "lookup",
		value: function lookup(name) {
			return this.devices[name];
		}
	}, {
		key: "toString",
		value: function toString() {
			return "Devices('" + this.listDevices() + "')";
		}
	}]);

	return Devices;
}(_events.EventEmitter);

module.exports = Devices;