caver-js/packages/caver-klay/caver-klay-personal/src/index.js

caver-js is a JavaScript API library that allows developers to interact with a Klaytn node

/*
    Modifications copyright 2018 The caver-js Authors
    This file is part of web3.js.

    web3.js is free software: you can redistribute it and/or modify
    it under the terms of the GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    web3.js is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public License
    along with web3.js.  If not, see <http://www.gnu.org/licenses/>.

    This file is derived from web3.js/packages/web3-eth-personal/src/index.js (2019/06/12).
    Modified and improved for the caver-js development.
*/
/**
 * @file index.js
 * @author Fabian Vogelsteller <fabian@ethereum.org>
 * @date 2017
 */

const core = require('../../../caver-core')
const Method = require('../../../caver-core-method')
const utils = require('../../../caver-utils')
const Net = require('../../../caver-net')

const formatters = require('../../../caver-core-helpers').formatters
const rpc = require('../../../caver-rtm').rpc

const Personal = function Personal(...args) {
    const _this = this

    // sets _requestmanager
    core.packageInit(this, args)

    this.net = new Net(this)

    let defaultAccount = null
    let defaultBlock = 'latest'

    Object.defineProperty(this, 'defaultAccount', {
        get: function() {
            return defaultAccount
        },
        set: function(val) {
            if (val) {
                defaultAccount = utils.toChecksumAddress(formatters.inputAddressFormatter(val))
            }

            // update defaultBlock
            methods.forEach(function(method) {
                method.defaultAccount = defaultAccount
            })
        },
        enumerable: true,
    })
    Object.defineProperty(this, 'defaultBlock', {
        get: function() {
            return defaultBlock
        },
        set: function(val) {
            if (!utils.isValidBlockNumberCandidate(val)) {
                throw new Error('Invalid default block number.')
            }
            defaultBlock = val

            // update defaultBlock
            methods.forEach(function(method) {
                method.defaultBlock = defaultBlock
            })
        },
        enumerable: true,
    })

    const methods = [
        rpc.personal.getAccounts,
        rpc.personal.newAccount,
        rpc.personal.unlockAccount,
        rpc.personal.lockAccount,
        rpc.personal.importRawKey,
        rpc.personal.sendTransaction,
        rpc.personal.signTransaction,
        rpc.personal.sign,
        rpc.personal.ecRecover,
        rpc.personal.replaceRawKey,
        rpc.personal.sendValueTransfer,
        rpc.personal.sendAccountUpdate,
    ]
    methods.forEach(function(method) {
        method = new Method(method)
        method.attachToObject(_this)
        method.setRequestManager(_this._requestManager)
        method.defaultBlock = _this.defaultBlock
        method.defaultAccount = _this.defaultAccount
    })
}

module.exports = Personal