@walletpack/core/dist/services/secure/QRService.js

> TODO: description

"use strict";

var _interopRequireDefault = require("@babel/runtime/helpers/interopRequireDefault");

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports["default"] = void 0;

var _slicedToArray2 = _interopRequireDefault(require("@babel/runtime/helpers/slicedToArray"));

var _regenerator = _interopRequireDefault(require("@babel/runtime/regenerator"));

var _asyncToGenerator2 = _interopRequireDefault(require("@babel/runtime/helpers/asyncToGenerator"));

var _classCallCheck2 = _interopRequireDefault(require("@babel/runtime/helpers/classCallCheck"));

var _createClass2 = _interopRequireDefault(require("@babel/runtime/helpers/createClass"));

var _qrcode = _interopRequireDefault(require("qrcode"));

var _aesOop = _interopRequireDefault(require("aes-oop"));

var _Mnemonic = _interopRequireDefault(require("../../util/Mnemonic"));

var _Seeder = _interopRequireDefault(require("./Seeder"));

var QRService =
/*#__PURE__*/
function () {
  function QRService() {
    (0, _classCallCheck2["default"])(this, QRService);
  }

  (0, _createClass2["default"])(QRService, null, [{
    key: "createQR",
    value: function createQR(data) {
      var pass = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : null;
      return new Promise(
      /*#__PURE__*/
      function () {
        var _ref = (0, _asyncToGenerator2["default"])(
        /*#__PURE__*/
        _regenerator["default"].mark(function _callee(resolve) {
          var oldSeed, newSeed, dData;
          return _regenerator["default"].wrap(function _callee$(_context) {
            while (1) {
              switch (_context.prev = _context.next) {
                case 0:
                  if (!(!pass || !pass.length)) {
                    _context.next = 4;
                    break;
                  }

                  resolve(_qrcode["default"].toDataURL(JSON.stringify({
                    data: data,
                    salt: _Seeder["default"].getSalt()
                  }), {
                    errorCorrectionLevel: 'L'
                  }));
                  _context.next = 12;
                  break;

                case 4:
                  _context.next = 6;
                  return _Seeder["default"].getSeed();

                case 6:
                  oldSeed = _context.sent;
                  _context.next = 9;
                  return _Mnemonic["default"].generateMnemonic(pass, _Seeder["default"].getSalt());

                case 9:
                  newSeed = _context.sent[1];
                  dData = _aesOop["default"].encrypt(_aesOop["default"].decrypt(data, oldSeed), newSeed);
                  resolve(_qrcode["default"].toDataURL(JSON.stringify({
                    data: dData,
                    salt: _Seeder["default"].getSalt()
                  }), {
                    errorCorrectionLevel: 'L'
                  }));

                case 12:
                case "end":
                  return _context.stop();
              }
            }
          }, _callee);
        }));

        return function (_x) {
          return _ref.apply(this, arguments);
        };
      }());
    }
  }, {
    key: "createUnEncryptedQR",
    value: function () {
      var _createUnEncryptedQR = (0, _asyncToGenerator2["default"])(
      /*#__PURE__*/
      _regenerator["default"].mark(function _callee2(data) {
        return _regenerator["default"].wrap(function _callee2$(_context2) {
          while (1) {
            switch (_context2.prev = _context2.next) {
              case 0:
                return _context2.abrupt("return", _qrcode["default"].toDataURL(JSON.stringify(data), {
                  errorCorrectionLevel: 'L'
                }));

              case 1:
              case "end":
                return _context2.stop();
            }
          }
        }, _callee2);
      }));

      function createUnEncryptedQR(_x2) {
        return _createUnEncryptedQR.apply(this, arguments);
      }

      return createUnEncryptedQR;
    }()
  }, {
    key: "decryptQR",
    value: function () {
      var _decryptQR = (0, _asyncToGenerator2["default"])(
      /*#__PURE__*/
      _regenerator["default"].mark(function _callee3(data, salt, password) {
        var _ref2, _ref3, mnemonic, seed;

        return _regenerator["default"].wrap(function _callee3$(_context3) {
          while (1) {
            switch (_context3.prev = _context3.next) {
              case 0:
                _context3.next = 2;
                return _Mnemonic["default"].generateMnemonic(password, salt);

              case 2:
                _ref2 = _context3.sent;
                _ref3 = (0, _slicedToArray2["default"])(_ref2, 2);
                mnemonic = _ref3[0];
                seed = _ref3[1];
                _context3.prev = 6;
                return _context3.abrupt("return", _aesOop["default"].decrypt(data, seed));

              case 10:
                _context3.prev = 10;
                _context3.t0 = _context3["catch"](6);
                console.error('Error decrypting QR: ', _context3.t0);
                return _context3.abrupt("return", null);

              case 14:
              case "end":
                return _context3.stop();
            }
          }
        }, _callee3, null, [[6, 10]]);
      }));

      function decryptQR(_x3, _x4, _x5) {
        return _decryptQR.apply(this, arguments);
      }

      return decryptQR;
    }()
  }]);
  return QRService;
}();

exports["default"] = QRService;