5f884c4b65
* Upgrades * Add & use Output component * Render app in content * Use update @polkadot/dev-react * Add app-toolbox * DRY className concat * Hashing in place * Verify signature operational * Entry updates * Verification operational * Final cleanups before PR * Bump version
99 lines
2.7 KiB
JavaScript
99 lines
2.7 KiB
JavaScript
// Copyright 2017-2018 Jaco Greeff
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// This software may be modified and distributed under the terms
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// of the ISC license. See the LICENSE file for details.
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// @flow
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import type { BareProps } from '@polkadot/ui-app/types';
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import React from 'react';
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import CopyButton from '@polkadot/ui-app/src/CopyButton';
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import classes from '@polkadot/ui-app/src/util/classes';
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import IdentityIcon from '@polkadot/ui-react/IdentityIcon';
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import Balance from '@polkadot/ui-react-rx/Balance';
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import Nonce from '@polkadot/ui-react-rx/Nonce';
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import addressDecode from '@polkadot/util-keyring/address/decode';
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type Props = BareProps & {
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value: string | null;
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}
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type State = {
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address: string,
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isValid: boolean,
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publicKey: Uint8Array | null,
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shortValue: string
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}
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const DEFAULT_ADDR = '5'.padEnd(16, 'x');
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const DEFAULT_SHORT = `${DEFAULT_ADDR.slice(0, 7)}…${DEFAULT_ADDR.slice(-7)}`;
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export default class Address extends React.PureComponent<Props, State> {
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state: State = ({}: $Shape<State>);
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static getDerivedStateFromProps ({ value }: Props, { publicKey, shortValue }: State): State {
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// flowlint-next-line sketchy-null-string:off
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const address = value || DEFAULT_ADDR;
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try {
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// $FlowFixMe yes, we expect a throw when invalid
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publicKey = addressDecode(value);
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shortValue = `${address.slice(0, 7)}…${address.slice(-7)}`;
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} catch (error) {
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publicKey = null;
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}
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const isValid = !!publicKey && publicKey.length === 32;
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return {
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address: isValid ? address : DEFAULT_ADDR,
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isValid,
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publicKey,
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shortValue: isValid ? shortValue : DEFAULT_SHORT
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};
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}
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render (): React$Node {
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const { className, style } = this.props;
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const { address, isValid, publicKey, shortValue } = this.state;
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return (
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<div
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className={classes('accounts--Address', isValid && 'invalid', className)}
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style={style}
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>
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<IdentityIcon
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className='accounts--Address-icon'
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size={96}
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value={address}
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/>
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<div className='accounts--Address-data'>
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<div className='accounts--Address-address'>
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{shortValue}
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</div>
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<CopyButton value={address} />
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</div>
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{
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!isValid
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? null
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: [
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<Balance
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className='accounts--Address-balance'
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key='balance'
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label='balance '
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params={publicKey}
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/>,
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<Nonce
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className='accounts--Address-nonce'
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key='nonce'
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params={publicKey}
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>
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{' transactions'}
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</Nonce>
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]
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}
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</div>
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);
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}
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}
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