100 lines
2.6 KiB
JavaScript
100 lines
2.6 KiB
JavaScript
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'use strict';
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var _createClass = function() {
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function defineProperties(target, props) {
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for (var i = 0; i < props.length; i++) {
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var descriptor = props[i];
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descriptor.enumerable = descriptor.enumerable || false;
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descriptor.configurable = true;
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if ("value" in descriptor) descriptor.writable = true;
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Object.defineProperty(target, descriptor.key, descriptor);
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}
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}
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return function(Constructor, protoProps, staticProps) {
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if (protoProps) defineProperties(Constructor.prototype, protoProps);
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if (staticProps) defineProperties(Constructor, staticProps);
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return Constructor;
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};
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}();
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import _constants from './constants'
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import _encoder2 from './encoder'
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import _Barcode3 from '../Barcode.js'
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function _interopRequireDefault(obj) {
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return obj && obj.__esModule ? obj : {
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default: obj
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};
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}
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function _classCallCheck(instance, Constructor) {
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if (!(instance instanceof Constructor)) {
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throw new TypeError("Cannot call a class as a function");
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}
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}
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function _possibleConstructorReturn(self, call) {
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if (!self) {
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throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
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}
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return call && (typeof call === "object" || typeof call === "function") ? call : self;
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}
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function _inherits(subClass, superClass) {
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if (typeof superClass !== "function" && superClass !== null) {
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throw new TypeError("Super expression must either be null or a function, not " + typeof superClass);
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}
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subClass.prototype = Object.create(superClass && superClass.prototype, {
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constructor: {
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value: subClass,
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enumerable: false,
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writable: true,
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configurable: true
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}
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});
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if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ =
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superClass;
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} // Encoding documentation:
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// https://en.wikipedia.org/wiki/EAN_5#Encoding
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var checksum = function checksum(data) {
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var result = data.split('').map(function(n) {
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return +n;
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}).reduce(function(sum, a, idx) {
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return idx % 2 ? sum + a * 9 : sum + a * 3;
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}, 0);
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return result % 10;
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};
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var EAN5 = function(_Barcode) {
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_inherits(EAN5, _Barcode);
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function EAN5(data, options) {
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_classCallCheck(this, EAN5);
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return _possibleConstructorReturn(this, (EAN5.__proto__ || Object.getPrototypeOf(EAN5)).call(this, data,
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options));
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}
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_createClass(EAN5, [{
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key: 'valid',
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value: function valid() {
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return this.data.search(/^[0-9]{5}$/) !== -1;
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}
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}, {
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key: 'encode',
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value: function encode() {
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var structure = _constants.EAN5_STRUCTURE[checksum(this.data)];
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return {
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data: '1011' + (0, _encoder2)(this.data, structure, '01'),
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text: this.text
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};
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}
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}]);
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return EAN5;
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}(_Barcode3);
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export default EAN5;
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