87 lines
2.6 KiB
TypeScript
87 lines
2.6 KiB
TypeScript
// Copyright 2017-2020 @polkadot/react-components authors & contributors
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// This software may be modified and distributed under the terms
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// of the Apache-2.0 license. See the LICENSE file for details.
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import { DeriveDemocracyLock } from '@polkadot/api-derive/types';
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import BN from 'bn.js';
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import React, { useState } from 'react';
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import styled from 'styled-components';
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import { useApi, useCall } from '@polkadot/react-hooks';
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import { BlockToTime, FormatBalance } from '@polkadot/react-query';
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import { BN_ZERO, bnMax, formatBalance, formatNumber } from '@polkadot/util';
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import { useTranslation } from './translate';
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import Icon from './Icon';
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import Tooltip from './Tooltip';
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interface Props {
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className?: string;
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value?: DeriveDemocracyLock[];
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}
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let id = 0;
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function DemocracyLocks ({ className = '', value }: Props): React.ReactElement<Props> | null {
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const { t } = useTranslation();
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const { api } = useApi();
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const bestNumber = useCall<BN>(api.derive.chain.bestNumber, []);
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const [trigger] = useState(`${Date.now()}-democracy-locks-${++id}`);
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if (!value || !value.length || !bestNumber) {
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return null;
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}
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const max = bnMax(...value.map(({ balance }) => balance));
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const mapped = value
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.map((info): [DeriveDemocracyLock, BN] => [info, info.unlockAt.gt(bestNumber) ? info.unlockAt.sub(bestNumber) : BN_ZERO])
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.sort((a, b) => a[1].cmp(b[1]));
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return (
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<div className={className}>
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<Icon
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icon='clock'
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tooltip={trigger}
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/>
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<FormatBalance value={max} />
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<Tooltip
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text={mapped.map(([{ balance, isFinished, referendumId, vote }, blocks], index): React.ReactNode => (
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<div
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className='row'
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key={index}
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>
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<div>#{referendumId.toString()} {formatBalance(balance, { forceUnit: '-' })} {vote.conviction.toString()}</div>
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<div className='faded'>
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{blocks.gt(BN_ZERO)
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? (
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<BlockToTime
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blocks={blocks}
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label={`${t<string>('{{blocks}} blocks', { replace: { blocks: formatNumber(blocks) } })}, `}
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/>
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)
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: isFinished
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? t<string>('lock expired')
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: t<string>('ongoing referendum')
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}
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</div>
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</div>
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))}
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trigger={trigger}
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/>
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</div>
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);
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}
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export default React.memo(styled(DemocracyLocks)`
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white-space: nowrap;
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.ui--Icon {
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margin-left: 0;
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margin-right: 0.25rem;
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}
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.ui--FormatBalance {
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display: inline-block;
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}
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`);
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