87 lines
1.8 KiB
TypeScript
87 lines
1.8 KiB
TypeScript
// Copyright 2017-2021 @polkadot/react-components authors & contributors
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// SPDX-License-Identifier: Apache-2.0
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import type { ThemeProps } from './types';
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import React from 'react';
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import ReactMd from 'react-markdown';
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import styled from 'styled-components';
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import { useToggle } 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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md: string;
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}
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function HelpOverlay ({ className = '', md }: Props): React.ReactElement<Props> {
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const [isVisible, toggleVisible] = useToggle();
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return (
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<div className={`ui--HelpOverlay ${className}`}>
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<div className='help-button'>
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<Icon
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icon='question-circle'
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onClick={toggleVisible}
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/>
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</div>
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<div className={`help-slideout ${isVisible ? 'open' : 'closed'}`}>
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<div className='help-button'>
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<Icon
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icon='times'
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onClick={toggleVisible}
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/>
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</div>
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<ReactMd
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className='help-content'
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escapeHtml={false}
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source={md}
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/>
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</div>
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</div>
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);
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}
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export default React.memo(styled(HelpOverlay)(({ theme }: ThemeProps) => `
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.help-button {
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color: ${theme.color};
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cursor: pointer;
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font-size: 2rem;
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padding: 0.65rem 1.5rem 0 0;
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}
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> .help-button {
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position: absolute;
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right: 0rem;
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top: 0rem;
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}
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.help-slideout {
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background: ${theme.bgPage};
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box-shadow: -6px 0px 20px 0px rgba(0, 0, 0, 0.3);
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bottom: 0;
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max-width: 50rem;
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overflow-y: scroll;
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position: fixed;
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right: -50rem;
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top: 0;
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transition-duration: .5s;
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transition-property: all;
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z-index: 225; // 5 more than menubar
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.help-button {
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text-align: right;
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}
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.help-content {
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padding: 1rem 1.5rem 5rem;
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}
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&.open {
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right: 0;
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}
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}
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`));
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