184 lines
4.9 KiB
TypeScript
184 lines
4.9 KiB
TypeScript
import './LedgerNano.scss';
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import React, { PureComponent } 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';
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import ledger from 'ledgerco';
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import { Spinner, NewTabLink } from 'components/ui';
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import { connect } from 'react-redux';
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import { AppState } from 'reducers';
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import { SecureWalletName, ledgerReferralURL } from 'config';
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import { getPaths, getSingleDPath } from 'selectors/config/wallet';
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interface OwnProps {
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onUnlock(param: any): void;
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}
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interface StateProps {
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dPath: DPath;
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dPaths: DPath[];
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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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showTip: boolean;
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}
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type Props = OwnProps & StateProps;
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class LedgerNanoSDecryptClass extends PureComponent<Props, State> {
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public state: State = {
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publicKey: '',
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chainCode: '',
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dPath: this.props.dPath.value,
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error: null,
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isLoading: false,
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showTip: false
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};
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public showTip = () => {
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this.setState({
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showTip: true
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});
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};
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public componentWillReceiveProps(nextProps: Props) {
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if (this.props.dPath !== nextProps.dPath) {
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this.setState({ dPath: nextProps.dPath.value });
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}
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}
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public render() {
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const { dPath, publicKey, chainCode, error, isLoading, showTip } = this.state;
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const showErr = error ? 'is-showing' : '';
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if (window.location.protocol !== 'https:') {
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return (
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<div className="LedgerDecrypt">
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<div className="alert alert-danger">
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Unlocking a Ledger hardware wallet is only possible on pages served over HTTPS. You can
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unlock your wallet at <a href="https://mycrypto.com">MyCrypto.com</a>
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</div>
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</div>
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);
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}
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return (
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<div className="LedgerDecrypt">
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{showTip && (
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<p>
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<strong>Tip: </strong>Make sure you're logged into the ethereum app on your hardware
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wallet
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</p>
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)}
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<button
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className="LedgerDecrypt-decrypt btn btn-primary btn-lg btn-block"
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onClick={this.handleNullConnect}
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disabled={isLoading}
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>
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{isLoading ? (
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<div className="LedgerDecrypt-message">
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<Spinner light={true} />
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Unlocking...
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</div>
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) : (
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translate('ADD_Ledger_scan')
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)}
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</button>
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<NewTabLink className="LedgerDecrypt-buy btn btn-sm btn-default" href={ledgerReferralURL}>
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{translate('Don’t have a Ledger? Order one now!')}
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</NewTabLink>
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<div className={`LedgerDecrypt-error alert alert-danger ${showErr}`}>{error || '-'}</div>
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<div className="LedgerDecrypt-help">
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Guide:{' '}
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<NewTabLink href="https://support.ledgerwallet.com/hc/en-us/articles/115005200009">
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How to use MyCrypto with your Nano S
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</NewTabLink>
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</div>
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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={this.props.dPaths}
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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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</div>
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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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showTip: false
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});
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ledger.comm_u2f.create_async().then((comm: any) => {
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new ledger.eth(comm)
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.getAddress_async(dPath, false, true)
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.then(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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})
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.catch((err: any) => {
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if (err && err.metaData && err.metaData.code === 5) {
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this.showTip();
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}
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this.setState({
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error: err && err.metaData ? err.metaData.type : err.toString(),
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isLoading: false
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});
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});
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});
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};
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private handleCancel = () => {
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this.reset();
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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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this.reset();
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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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private reset() {
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this.setState({
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publicKey: '',
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chainCode: '',
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dPath: this.props.dPath.value
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});
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}
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}
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function mapStateToProps(state: AppState): StateProps {
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return {
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dPath: getSingleDPath(state, SecureWalletName.LEDGER_NANO_S),
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dPaths: getPaths(state, SecureWalletName.LEDGER_NANO_S)
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};
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}
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export const LedgerNanoSDecrypt = connect(mapStateToProps)(LedgerNanoSDecryptClass);
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