67 lines
1.4 KiB
TypeScript
67 lines
1.4 KiB
TypeScript
// Copyright 2017-2022 @polkadot/app-staking authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { BN } from '@polkadot/util';
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import React, { useMemo } from 'react';
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import styled from 'styled-components';
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import { useParaEndpoints } from '@polkadot/react-hooks';
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import ChainImg from './ChainImg';
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interface Props {
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className?: string;
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id: BN;
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}
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function ParaLink ({ className, id }: Props): React.ReactElement<Props> | null {
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const endpoints = useParaEndpoints(id);
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const links = useMemo(
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() => endpoints.filter(({ isDisabled, isUnreachable }) => !isDisabled && !isUnreachable),
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[endpoints]
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);
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if (!endpoints.length) {
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return null;
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}
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const { info, text, value } = links.length
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? links[links.length - 1]
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: endpoints[0];
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return (
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<div className={className}>
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<ChainImg
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isInline
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logo={info || 'empty'}
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withoutHl
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/>
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{links.length
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? (
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<a
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className='chainAlign'
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href={`${window.location.origin}${window.location.pathname}?rpc=${encodeURIComponent(value)}`}
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>{text}</a>
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)
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: text
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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(ParaLink)`
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vertical-align: middle;
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white-space: nowrap;
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a.chainAlign {
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display: inline-block;
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height: 24px;
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line-height: 24px;
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max-width: 10em;
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overflow: hidden;
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text-overflow: ellipsis;
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vertical-align: middle;
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}
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`);
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