55 lines
1.5 KiB
TypeScript
55 lines
1.5 KiB
TypeScript
// Copyright 2017-2021 @polkadot/react-signer authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type BN from 'bn.js';
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import React, { useEffect, useState } from 'react';
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import { InputBalance, Modal, Toggle } from '@polkadot/react-components';
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import { BN_ZERO } from '@polkadot/util';
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import { useTranslation } from './translate';
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interface Props {
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className?: string;
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onChange: (tip: BN) => void;
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}
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function Tip ({ className, onChange }: Props): React.ReactElement<Props> | null {
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const { t } = useTranslation();
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const [tip, setTip] = useState(BN_ZERO);
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const [showTip, setShowTip] = useState(false);
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useEffect((): void => {
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onChange(showTip ? tip : BN_ZERO);
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}, [onChange, showTip, tip]);
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return (
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<Modal.Columns
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className={className}
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hint={t<string>('Adding an optional tip to the transaction could allow for higher priority, especially when the chain is busy.')}
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>
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<Toggle
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className='tipToggle'
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label={
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showTip
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? t<string>('Include an optional tip for faster processing')
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: t<string>('Do not include a tip for the block author')
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}
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onChange={setShowTip}
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value={showTip}
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/>
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{showTip && (
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<InputBalance
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help={t<string>('Add a tip to this extrinsic, paying the block author for greater priority')}
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isZeroable
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label={t<string>('Tip (optional)')}
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onChange={setTip}
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/>
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)}
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</Modal.Columns>
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);
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}
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export default React.memo(Tip);
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