71 lines
2.0 KiB
TypeScript
71 lines
2.0 KiB
TypeScript
import { useMemo } from 'react'
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import ReactMarkdown from 'react-markdown'
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import gfm from 'remark-gfm'
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import remarkBreaks from 'remark-breaks'
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import remarkMath from 'remark-math'
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import rehypeKatex from 'rehype-katex'
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import { Prism as SyntaxHighlighter } from 'react-syntax-highlighter'
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import { vscDarkPlus } from 'react-syntax-highlighter/dist/cjs/styles/prism'
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import 'katex/dist/katex.min.css'
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import { Emoji, emojiPlugin, isStringWithOnlyOneEmoji } from '../../../../Emoji'
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import { MessageWithMember } from '../../../../../models/Message'
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export interface MessageContentProps {
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message: MessageWithMember
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}
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export const MessageText: React.FC<MessageContentProps> = (props) => {
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const { message } = props
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const isMessageWithOnlyOneEmoji = useMemo(() => {
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return isStringWithOnlyOneEmoji(message.value)
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}, [message.value])
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if (isMessageWithOnlyOneEmoji) {
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return (
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<div>
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<p>
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<Emoji value={message.value} size={40} />
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</p>
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</div>
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)
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}
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return (
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<ReactMarkdown
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disallowedElements={['table']}
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unwrapDisallowed
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remarkPlugins={[[gfm], [remarkBreaks], [remarkMath]]}
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rehypePlugins={[[emojiPlugin], [rehypeKatex]]}
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linkTarget='_blank'
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components={{
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emoji: (props) => {
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return <Emoji value={props.value} size={20} />
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},
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code: (properties) => {
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const { inline, className, children, ...props } = properties
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const match = /language-(\w+)/.exec(className ?? '')
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return !(inline as boolean) && match != null ? (
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<SyntaxHighlighter
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style={vscDarkPlus as any}
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language={match[1]}
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PreTag='div'
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{...props}
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>
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{String(children).replace(/\n$/, '')}
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</SyntaxHighlighter>
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) : (
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<code className={className} {...props}>
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{children}
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</code>
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)
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}
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}}
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>
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{message.value}
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</ReactMarkdown>
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)
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}
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