397dd0c983
* Use tyopeToString from @polkadot/params * Upgrades... before checks * Cleanups... WIP. * more WIP. * Expand defaultValue & handlers * Cleanups * CodeClimate cleanups * Additional CodeClimate cleanups * Base for app-rpc * Initial split into ui-signer * Signer operational (extrinsics) * Decode extrinsic method * RPC progress... * RPC class works again * @flow cleanups
68 lines
1.5 KiB
JavaScript
68 lines
1.5 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 { Props as BaseProps, Size } from '../types';
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import React from 'react';
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import hexToU8a from '@polkadot/util/hex/toU8a';
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import Input from '../../Input';
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import Bare from './Bare';
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type Props = BaseProps & {
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length?: number,
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size?: Size,
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validate?: (u8a: Uint8Array) => boolean
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};
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const defaultValidate = (u8a: Uint8Array): boolean =>
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true;
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export default class BaseBytes extends React.PureComponent<Props> {
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render (): React$Node {
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const { className, isDisabled, isError, label, size = 'full', style, withLabel } = this.props;
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return (
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<Bare
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className={className}
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style={style}
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>
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<Input
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className={size}
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isDisabled={isDisabled}
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isError={isError}
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label={label}
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onChange={this.onChange}
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placeholder='0x...'
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type='text'
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withLabel={withLabel}
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/>
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</Bare>
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);
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}
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onChange = (hex: string): void => {
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const { length = -1, onChange, validate = defaultValidate } = this.props;
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let u8a;
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try {
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u8a = hexToU8a(hex);
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} catch (error) {
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u8a = new Uint8Array([]);
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}
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const isValidLength = length !== -1
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? u8a.length === length
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: u8a.length !== 0;
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onChange({
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isValid: isValidLength && validate(u8a),
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value: u8a
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});
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};
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}
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