151 lines
3.8 KiB
TypeScript
151 lines
3.8 KiB
TypeScript
import './LedgerNano.scss';
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import React, { Component } from 'react';
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import translate, { translateRaw } from 'translations';
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import DeterministicWalletsModal from './DeterministicWalletsModal';
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import LedgerWallet from 'libs/wallet/ledger';
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import Ledger3 from 'vendor/ledger3';
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import LedgerEth from 'vendor/ledger-eth';
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import DPATHS from 'config/dpaths';
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const DEFAULT_PATH = DPATHS.LEDGER[0].value;
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interface Props {
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onUnlock(param: any): void;
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}
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interface State {
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publicKey: string;
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chainCode: string;
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dPath: string;
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error: string | null;
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isLoading: boolean;
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}
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export default class LedgerNanoSDecrypt extends Component<Props, State> {
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public state: State = {
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publicKey: '',
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chainCode: '',
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dPath: DEFAULT_PATH,
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error: null,
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isLoading: false
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};
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public render() {
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const { dPath, publicKey, chainCode, error, isLoading } = this.state;
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const showErr = error ? 'is-showing' : '';
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return (
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<section className="LedgerDecrypt col-md-4 col-sm-6">
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<button
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className="LedgerDecrypt-decrypt btn btn-primary btn-lg"
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onClick={this.handleNullConnect}
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disabled={isLoading}
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>
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{isLoading ? 'Unlocking...' : translate('ADD_Ledger_scan')}
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</button>
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<div className="LedgerDecrypt-help">
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Guides:
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<div>
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<a
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href="http://support.ledgerwallet.com/knowledge_base/topics/how-to-use-myetherwallet-with-ledger"
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target="_blank"
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rel="noopener"
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>
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How to use MyEtherWallet with your Nano S
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</a>
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</div>
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<div>
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<a
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href="https://ledger.groovehq.com/knowledge_base/topics/how-to-secure-your-eth-tokens-augur-rep-dot-dot-dot-with-your-nano-s"
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target="_blank"
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rel="noopener"
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>
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How to secure your tokens with your Nano S
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</a>
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</div>
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</div>
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<div className={`LedgerDecrypt-error alert alert-danger ${showErr}`}>
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{error || '-'}
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</div>
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<a
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className="LedgerDecrypt-buy btn btn-sm btn-default"
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href="https://www.ledgerwallet.com/r/fa4b?path=/products/"
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target="_blank"
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rel="noopener"
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>
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{translate('Don’t have a Ledger? Order one now!')}
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</a>
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<DeterministicWalletsModal
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isOpen={!!publicKey && !!chainCode}
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publicKey={publicKey}
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chainCode={chainCode}
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dPath={dPath}
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dPaths={DPATHS.LEDGER}
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onCancel={this.handleCancel}
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onConfirmAddress={this.handleUnlock}
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onPathChange={this.handlePathChange}
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walletType={translateRaw('x_Ledger')}
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/>
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</section>
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);
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}
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private handlePathChange = (dPath: string) => {
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this.handleConnect(dPath);
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};
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private handleConnect = (dPath: string = this.state.dPath) => {
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this.setState({
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isLoading: true,
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error: null
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});
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const ledger = new Ledger3('w0w');
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const ethApp = new LedgerEth(ledger);
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ethApp.getAddress(
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dPath,
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(res, err) => {
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if (err) {
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err = ethApp.getError(err);
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}
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if (res) {
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this.setState({
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publicKey: res.publicKey,
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chainCode: res.chainCode,
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isLoading: false
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});
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} else {
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this.setState({
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error: err,
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isLoading: false
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});
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}
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},
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false,
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true
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);
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};
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private handleCancel = () => {
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this.setState({
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publicKey: '',
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chainCode: '',
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dPath: DEFAULT_PATH
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});
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};
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private handleUnlock = (address: string, index: number) => {
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this.props.onUnlock(new LedgerWallet(address, this.state.dPath, index));
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};
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private handleNullConnect = (): void => {
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return this.handleConnect();
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};
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}
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