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/* @flow */
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import React, { PureComponent } from 'react';
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import PropTypes from 'prop-types';
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import styled from 'styled-components';
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import P from 'components/Paragraph';
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import { H2 } from 'components/Heading';
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import Link from 'components/Link';
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import Button from 'components/Button';
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import { FormattedMessage } from 'react-intl';
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import l10nCommonMessages from 'views/common.messages';
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import type { TrezorDevice } from 'flowtype';
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import l10nMessages from './index.messages';
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import PinButton from './components/Button';
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import PinInput from './components/Input';
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import type { Props as BaseProps } from '../../Container';
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type Props = {
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device: TrezorDevice,
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onPinSubmit: $ElementType<$ElementType<BaseProps, 'modalActions'>, 'onPinSubmit'>,
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};
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type State = {
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pin: string,
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};
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const Wrapper = styled.div`
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padding: 30px 48px;
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`;
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const InputRow = styled.div`
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margin-top: 24px;
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max-width: 260px;
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`;
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const PinRow = styled.div``;
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const StyledP = styled(P)`
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padding-top: 5px;
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`;
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const StyledLink = styled(Link)`
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padding-left: 5px;
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`;
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const Footer = styled.div`
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margin: 20px 0 10px 0;
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display: flex;
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flex-direction: column;
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`;
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class Pin extends PureComponent<Props, State> {
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constructor(props: Props) {
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super(props);
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this.state = {
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pin: '',
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};
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}
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componentWillMount(): void {
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this.keyboardHandler = this.keyboardHandler.bind(this);
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window.addEventListener('keydown', this.keyboardHandler, false);
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}
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componentWillUnmount(): void {
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window.removeEventListener('keydown', this.keyboardHandler, false);
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}
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onPinAdd = (input: number): void => {
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let { pin } = this.state;
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if (pin.length < 9) {
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pin += input;
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this.setState({
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pin,
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});
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}
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};
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onPinBackspace = (): void => {
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this.setState(previousState => ({
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pin: previousState.pin.substring(0, previousState.pin.length - 1),
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}));
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};
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keyboardHandler(event: KeyboardEvent): void {
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const { onPinSubmit } = this.props;
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const { pin } = this.state;
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event.preventDefault();
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switch (event.keyCode) {
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case 13:
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// enter,
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onPinSubmit(pin);
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break;
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// backspace
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case 8:
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this.onPinBackspace();
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break;
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// numeric and numpad
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case 49:
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case 97:
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this.onPinAdd(1);
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break;
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case 50:
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case 98:
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this.onPinAdd(2);
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break;
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case 51:
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case 99:
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this.onPinAdd(3);
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break;
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case 52:
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case 100:
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this.onPinAdd(4);
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break;
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case 53:
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case 101:
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this.onPinAdd(5);
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break;
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case 54:
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case 102:
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this.onPinAdd(6);
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break;
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case 55:
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case 103:
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this.onPinAdd(7);
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break;
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case 56:
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case 104:
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this.onPinAdd(8);
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break;
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case 57:
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case 105:
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this.onPinAdd(9);
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break;
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default:
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break;
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}
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}
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keyboardHandler: (event: KeyboardEvent) => void;
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render() {
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const { device, onPinSubmit } = this.props;
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const { pin } = this.state;
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return (
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<Wrapper>
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<H2>
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<FormattedMessage
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{...l10nMessages.TR_ENTER_PIN}
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values={{ deviceLabel: device.label }}
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/>
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</H2>
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<P isSmaller>
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<FormattedMessage {...l10nMessages.TR_THE_PIN_LAYOUT_IS_DISPLAYED_ON} />
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</P>
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<InputRow>
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<PinInput value={pin} onDeleteClick={() => this.onPinBackspace()} />
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</InputRow>
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<PinRow>
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<PinButton type="button" data-value="7" onClick={() => this.onPinAdd(7)}>
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•{' '}
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</PinButton>
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<PinButton type="button" data-value="8" onClick={() => this.onPinAdd(8)}>
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•
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</PinButton>
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<PinButton type="button" data-value="9" onClick={() => this.onPinAdd(9)}>
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•
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</PinButton>
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</PinRow>
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<PinRow>
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<PinButton type="button" data-value="4" onClick={() => this.onPinAdd(4)}>
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•{' '}
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</PinButton>
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<PinButton type="button" data-value="5" onClick={() => this.onPinAdd(5)}>
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•
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</PinButton>
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<PinButton type="button" data-value="6" onClick={() => this.onPinAdd(6)}>
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•
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</PinButton>
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</PinRow>
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<PinRow>
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<PinButton type="button" data-value="1" onClick={() => this.onPinAdd(1)}>
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•{' '}
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</PinButton>
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<PinButton type="button" data-value="2" onClick={() => this.onPinAdd(2)}>
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•
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</PinButton>
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<PinButton type="button" data-value="3" onClick={() => this.onPinAdd(3)}>
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•
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</PinButton>
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</PinRow>
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<Footer>
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<Button type="button" onClick={() => onPinSubmit(pin)}>
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<FormattedMessage {...l10nMessages.TR_ENTER_PIN} />
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</Button>
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<StyledP isSmaller>
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<FormattedMessage
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{...l10nMessages.TR_NOT_SURE_HOW_PIN_WORKS}
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values={{
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TR_LEARN_MORE: (
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<StyledLink
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isGreen
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href="https://wiki.trezor.io/User_manual:Entering_PIN"
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>
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<FormattedMessage {...l10nCommonMessages.TR_LEARN_MORE} />
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</StyledLink>
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),
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}}
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/>
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</StyledP>
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</Footer>
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</Wrapper>
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);
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}
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}
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Pin.propTypes = {
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device: PropTypes.object.isRequired,
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onPinSubmit: PropTypes.func.isRequired,
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};
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export default Pin;
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