70 lines
1.7 KiB
JavaScript
70 lines
1.7 KiB
JavaScript
// @flow
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import BaseWallet from './base';
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import {
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privateToPublic,
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publicToAddress,
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toChecksumAddress
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} from 'ethereumjs-util';
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import { randomBytes } from 'crypto';
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import { pkeyToKeystore } from 'libs/keystore';
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import { signRawTxWithPrivKey, signMessageWithPrivKey } from 'libs/signing';
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import type { RawTx } from 'libs/validators';
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export default class PrivKeyWallet extends BaseWallet {
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privKey: Buffer;
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pubKey: Buffer;
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address: Buffer;
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constructor(privkey: Buffer) {
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super();
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this.privKey = privkey;
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this.pubKey = privateToPublic(this.privKey);
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this.address = publicToAddress(this.pubKey);
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}
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getAddress(): Promise<any> {
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return Promise.resolve(
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toChecksumAddress(`0x${this.address.toString('hex')}`)
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);
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}
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getPrivateKey() {
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return this.privKey.toString('hex');
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}
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static generate() {
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return new PrivKeyWallet(randomBytes(32));
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}
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toKeystore(password: string): Promise<any> {
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return new Promise(resolve => {
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this.getNakedAddress().then(address => {
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resolve(pkeyToKeystore(this.privKey, address, password));
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});
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});
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}
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unlock(): Promise<any> {
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return Promise.resolve();
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}
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signRawTransaction(rawTx: RawTx): Promise<any> {
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return new Promise((resolve, reject) => {
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try {
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resolve(signRawTxWithPrivKey(this.privKey, rawTx));
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} catch (err) {
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reject(err);
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}
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});
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}
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signMessage(msg: string, address: string, date: string): Promise<any> {
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return new Promise((resolve, reject) => {
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try {
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resolve(signMessageWithPrivKey(this.privKey, msg, address, date));
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} catch (err) {
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reject(err);
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}
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});
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}
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}
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