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FEAT: NEW WORKFLOW ENGINE (#3160)

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Co-authored-by: Joel <iamjoel007@gmail.com>
Co-authored-by: Yeuoly <admin@srmxy.cn>
Co-authored-by: JzoNg <jzongcode@gmail.com>
Co-authored-by: StyleZhang <jasonapring2015@outlook.com>
Co-authored-by: jyong <jyong@dify.ai>
Co-authored-by: nite-knite <nkCoding@gmail.com>
Co-authored-by: jyong <718720800@qq.com>
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takatost 2024-04-08 18:51:46 +08:00 • committed by GitHub
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59
web/app/components/base/prompt-editor/plugins/query-block-replacement-block.tsx
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import type { FC } from 'react'
import {
useCallback,
useEffect,
} from 'react'
import { $applyNodeReplacement } from 'lexical'
import { mergeRegister } from '@lexical/utils'
import { useLexicalComposerContext } from '@lexical/react/LexicalComposerContext'
import { decoratorTransform } from '../utils'
import { QUERY_PLACEHOLDER_TEXT } from '../constants'
import {
$createQueryBlockNode,
QueryBlockNode,
} from './query-block/node'
import type { QueryBlockProps } from './query-block/index'
import { CustomTextNode } from './custom-text/node'
const REGEX = new RegExp(QUERY_PLACEHOLDER_TEXT)
const QueryBlockReplacementBlock: FC<QueryBlockProps> = ({
onInsert,
}) => {
const [editor] = useLexicalComposerContext()
useEffect(() => {
if (!editor.hasNodes([QueryBlockNode]))
throw new Error('QueryBlockNodePlugin: QueryBlockNode not registered on editor')
}, [editor])
const createQueryBlockNode = useCallback((): QueryBlockNode => {
if (onInsert)
onInsert()
return $applyNodeReplacement($createQueryBlockNode())
}, [onInsert])
const getMatch = useCallback((text: string) => {
const matchArr = REGEX.exec(text)
if (matchArr === null)
return null
const startOffset = matchArr.index
const endOffset = startOffset + QUERY_PLACEHOLDER_TEXT.length
return {
end: endOffset,
start: startOffset,
}
}, [])
useEffect(() => {
return mergeRegister(
editor.registerNodeTransform(CustomTextNode, textNode => decoratorTransform(textNode, getMatch, createQueryBlockNode)),
)
}, [])
return null
}
export default QueryBlockReplacementBlock