@polkadot/util-keyring/pair/index.js

Keyring management

"use strict";

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

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

var _objectSpread2 = _interopRequireDefault(require("@babel/runtime/helpers/objectSpread"));

var _sign = _interopRequireDefault(require("@polkadot/util-crypto/nacl/sign"));

var _verify = _interopRequireDefault(require("@polkadot/util-crypto/nacl/verify"));

var _encode = _interopRequireDefault(require("../address/encode"));

var _decode = _interopRequireDefault(require("./decode"));

var _encode2 = _interopRequireDefault(require("./encode"));

var _getMeta2 = _interopRequireDefault(require("./getMeta"));

var _setMeta2 = _interopRequireDefault(require("./setMeta"));

var _toJson2 = _interopRequireDefault(require("./toJson"));

// Copyright 2017-2018 @polkadot/util-keyring authors & contributors
// This software may be modified and distributed under the terms
// of the ISC license. See the LICENSE file for details.
function pair({
  publicKey: _publicKey,
  secretKey
}, meta = {}, defaultEncoded) {
  const state = {
    address: (0, _encode.default)(_publicKey),
    meta: (0, _objectSpread2.default)({}, meta)
  };
  return {
    address: () => state.address,
    decodePkcs8: (passphrase, encoded) => {
      const decoded = (0, _decode.default)(passphrase, encoded || defaultEncoded);
      _publicKey = decoded.publicKey;
      secretKey = decoded.secretKey;
      state.address = (0, _encode.default)(_publicKey);
    },
    encodePkcs8: passphrase => (0, _encode2.default)(secretKey, passphrase),
    getMeta: () => (0, _getMeta2.default)(state),
    isLocked: () => !secretKey || secretKey.length === 0,
    lock: () => {
      secretKey = new Uint8Array(0);
    },
    publicKey: () => _publicKey,
    setMeta: meta => (0, _setMeta2.default)(state, meta),
    sign: message => (0, _sign.default)(message, secretKey),
    toJson: passphrase => (0, _toJson2.default)(state, (0, _encode2.default)(secretKey, passphrase), !!passphrase),
    verify: (message, signature) => (0, _verify.default)(message, signature, _publicKey)
  };
}