jspos/lib/packer/IFB_AMOUNT.js

JavaScript ISO8583 ,JavaScript version of JPOS

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});

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 _ISOFieldPackager2 = require('./ISOFieldPackager');

var _ISOFieldPackager3 = _interopRequireDefault(_ISOFieldPackager2);

var _BCDInterpreter = require('../BCDInterpreter');

var _BCDInterpreter2 = _interopRequireDefault(_BCDInterpreter);

var _ISOComponent = require('../ISOComponent');

var _ISOComponent2 = _interopRequireDefault(_ISOComponent);

var _ISOUtil = require('../ISOUtil');

var _ISOUtil2 = _interopRequireDefault(_ISOUtil);

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; } /**
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                * @author Sean sean.snow@live.com
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                * @date 2015/12/25
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                */

var IFB_AMOUNT = function (_ISOFieldPackager) {
    _inherits(IFB_AMOUNT, _ISOFieldPackager);

    function IFB_AMOUNT(len, description, pad) {
        _classCallCheck(this, IFB_AMOUNT);

        var _this = _possibleConstructorReturn(this, (IFB_AMOUNT.__proto__ || Object.getPrototypeOf(IFB_AMOUNT)).call(this, len, description));

        _this.pad = pad;
        _this.interpreter = pad ? _BCDInterpreter2.default.LEFT_PADDED : _BCDInterpreter2.default.RIGHT_PADDED;
        return _this;
    }

    _createClass(IFB_AMOUNT, [{
        key: 'pack',
        value: function pack(field) {
            var s = field.getValue();
            var amount = _ISOUtil2.default.zeropad(s.substring(1), this.getLength() - 1);
            var b = new Array(1 + (this.getLength() >> 1));
            b[0] = s.charCodeAt(0);
            this.interpreter.interpreter(amount, b, 1);
            return b;
        }
    }, {
        key: 'unpack',
        value: function unpack(field, msg, offset) {
            var d = _ISOUtil2.default.byte2str(msg, offset, 1) + this.interpreter.uninterpret(msg, offset + 1, this.getLength() - 1);
            field.setValue(d);
            return 1 + (this.getLength() >> 1);
        }
    }, {
        key: 'getMaxPackedLength',
        value: function getMaxPackedLength() {
            return 1 + (this.getLength() >> 1);
        }
    }]);

    return IFB_AMOUNT;
}(_ISOFieldPackager3.default);

exports.default = IFB_AMOUNT;