79 lines
2.1 KiB
TypeScript
79 lines
2.1 KiB
TypeScript
// Copyright 2017-2023 @polkadot/apps authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { IconName } from '@fortawesome/fontawesome-svg-core';
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import React, { useMemo } from 'react';
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import styled from 'styled-components';
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import { chainLogos, emptyLogos, namedLogos, nodeLogos, specLogos } from '@polkadot/apps-config';
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import { useApi } from '@polkadot/react-hooks';
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import Icon from './Icon';
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interface Props {
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className?: string;
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isInline?: boolean;
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logo?: keyof typeof namedLogos;
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onClick?: () => any;
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withoutHl?: boolean;
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}
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function sanitize (value?: string): string {
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return value?.toLowerCase().replace('-', ' ') || '';
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}
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function ChainImg ({ className = '', isInline, logo, onClick, withoutHl }: Props): React.ReactElement<Props> {
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const { specName, systemChain, systemName } = useApi();
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const [isEmpty, img, isFa] = useMemo((): [boolean, unknown, boolean] => {
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const found = logo && logo !== 'empty'
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? namedLogos[logo]
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: chainLogos[sanitize(systemChain)] || nodeLogos[sanitize(systemName)] || specLogos[sanitize(specName)];
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const imgBase = found || emptyLogos.empty;
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const isFa = !!((imgBase as Record<string, string>).fa);
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const img = isFa
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? (imgBase as Record<string, string>).fa
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: imgBase;
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return [!found || logo === 'empty', img, isFa];
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}, [logo, specName, systemChain, systemName]);
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const iconClassName = `${className} ui--ChainImg ${(isEmpty && !withoutHl) ? 'highlight--bg' : ''} ${isInline ? 'isInline' : ''}`;
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return isFa
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? (
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<StyledIcon
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className={iconClassName}
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icon={img as IconName}
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/>
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)
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: (
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<StyledImg
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alt='chain logo'
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className={iconClassName}
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onClick={onClick}
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src={img as string}
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/>
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);
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}
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const STYLE = `
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background: white;
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border-radius: 50%;
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box-sizing: border-box;
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color: #333;
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&.isInline {
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display: inline-block;
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height: 24px;
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margin-right: 0.75rem;
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vertical-align: middle;
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width: 24px;
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}
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`;
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const StyledIcon = styled(Icon)`${STYLE}`;
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const StyledImg = styled.img`${STYLE}`;
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export default React.memo(ChainImg);
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