34 lines
1005 B
TypeScript
34 lines
1005 B
TypeScript
// Copyright 2017-2020 @polkadot/react-query 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 { BareProps } from '@polkadot/react-api/types';
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import { BlockNumber } from '@polkadot/types/interfaces';
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import React from 'react';
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import { useApi, useCall } from '@polkadot/react-hooks';
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import { formatNumber } from '@polkadot/util';
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interface Props extends BareProps {
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children?: React.ReactNode;
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label?: React.ReactNode;
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}
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export default function BestFinalized ({ children, className, label, style }: Props): React.ReactElement<Props> {
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const { api } = useApi();
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const bestNumberFinalized = useCall<BlockNumber>(api.derive.chain.bestNumberFinalized as any, []);
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return (
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<div
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className={className}
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style={style}
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>
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{label || ''}{
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bestNumberFinalized
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? formatNumber(bestNumberFinalized)
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: '-'
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}{children}
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</div>
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);
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}
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