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import React from 'react';
import { pluginFactories } from '@react-page/plugins-slate';
import dynamic from 'next/dynamic';
const InlineMath = dynamic(
() => import('react-katex').then((module) => module.InlineMath),
{ ssr: false }
) as React.FC<{ math: string }>;
export default pluginFactories.createComponentPlugin({
Component: (props) => {
const focused = props.useFocused();
const selected = props.useSelected();
const showSource = focused && selected;
const math = props.getTextContents().join('\n').trim();
return (
<span style={!showSource ? { position: 'relative' } : {}}>
{math ? (
<span
contentEditable={false}
style={
showSource
? {
position: 'absolute',
transform: 'translateY(-100%)',
transition: '0.2s',
backgroundColor: 'white',
border: '1px solid',
padding: 12,
display: 'inline-block',
zIndex: 10,
}
: {}
}
>
<InlineMath math={math} />
</span>
) : null}
<span
style={
showSource
? {
border: '1px solid',
backgroundColor: 'white',
padding: 12,
}
: {
opacity: '0',
position: 'absolute',
left: 0,
top: 0,
}
}
>
{props.children}
</span>
</span>
);
},
addHoverButton: true,
addToolbarButton: true,
type: 'Katex',
object: 'inline',
addExtraSpace: true,
icon: <span>Σ</span>, // or add a fancy icon
label: 'Katex',
});
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