@r3l/app/lib/modules/auth/web3.hooks.js

Relevant App

"use strict";

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

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

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

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

var _react = require("react");

var _utils = require("../../utils");

var _eth = require("../../utils/eth");

var _utils2 = require("../../web3/utils");

var _hooks = require("../../web3/hooks");

var _reactRedux = require("react-redux");

var _auth = require("./auth.actions");

var Alert = _utils.alert.Alert();

function useSignAddress(address, metamask, setSig) {
  return (0, _react.useEffect)(function () {
    if (!address || !metamask) return;

    var sign = /*#__PURE__*/function () {
      var _ref = (0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee() {
        var signer, _yield$signMessage, msg, signature;

        return _regenerator.default.wrap(function _callee$(_context) {
          while (1) {
            switch (_context.prev = _context.next) {
              case 0:
                _context.prev = 0;
                signer = (0, _utils2.getSigner)();
                _context.next = 4;
                return (0, _eth.signMessage)(signer, address);

              case 4:
                _yield$signMessage = _context.sent;
                msg = _yield$signMessage.msg;
                signature = _yield$signMessage.signature;
                return _context.abrupt("return", setSig([null, signature, msg]));

              case 10:
                _context.prev = 10;
                _context.t0 = _context["catch"](0);
                Alert.alert(_context.t0.message);
                return _context.abrupt("return", setSig([_context.t0.message]));

              case 14:
              case "end":
                return _context.stop();
            }
          }
        }, _callee, null, [[0, 10]]);
      }));

      return function sign() {
        return _ref.apply(this, arguments);
      };
    }();

    sign();
  }, [address]); // eslint-disable-line
}

function useLoginWithMM(close) {
  (0, _hooks.useWeb3)();

  var _useWeb3React = (0, _hooks.useWeb3React)(),
      account = _useWeb3React.account,
      metamask = _useWeb3React.metamask;

  var address = account;
  var dispatch = (0, _reactRedux.useDispatch)();
  var logIn = (0, _react.useCallback)( /*#__PURE__*/(0, _asyncToGenerator2.default)( /*#__PURE__*/_regenerator.default.mark(function _callee2() {
    var signer, _yield$signMessage2, signature, msg, success;

    return _regenerator.default.wrap(function _callee2$(_context2) {
      while (1) {
        switch (_context2.prev = _context2.next) {
          case 0:
            _context2.prev = 0;

            if (!(!metamask || !address)) {
              _context2.next = 3;
              break;
            }

            return _context2.abrupt("return", Alert.alert('Please enable Metamask to log in.'));

          case 3:
            signer = (0, _utils2.getSigner)();
            _context2.next = 6;
            return (0, _eth.signMessage)(signer, address);

          case 6:
            _yield$signMessage2 = _context2.sent;
            signature = _yield$signMessage2.signature;
            msg = _yield$signMessage2.msg;
            _context2.next = 11;
            return dispatch((0, _auth.loginWithBox)({
              signature: signature,
              address: address,
              msg: msg
            }));

          case 11:
            success = _context2.sent;
            success && close && close();
            return _context2.abrupt("return", success);

          case 16:
            _context2.prev = 16;
            _context2.t0 = _context2["catch"](0);
            console.error(_context2.t0); // eslint-disable-line

          case 19:
          case "end":
            return _context2.stop();
        }
      }
    }, _callee2, null, [[0, 16]]);
  })), [address, dispatch, close]);
  return logIn;
}
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