dify/web/app/components/rag-pipeline/hooks/use-available-nodes-meta-data.ts
2025-05-22 17:44:07 +08:00

72 lines
2.1 KiB
TypeScript

import { useMemo } from 'react'
import { useTranslation } from 'react-i18next'
import { useGetLanguage } from '@/context/i18n'
import knowledgeBaseDefault from '@/app/components/workflow/nodes/knowledge-base/default'
import dataSourceDefault from '@/app/components/workflow/nodes/data-source/default'
import { WORKFLOW_COMMON_NODES } from '@/app/components/workflow/constants/node'
import type { AvailableNodesMetaData } from '@/app/components/workflow/hooks-store/store'
export const useAvailableNodesMetaData = () => {
const { t } = useTranslation()
const language = useGetLanguage()
const mergedNodesMetaData = useMemo(() => [
...WORKFLOW_COMMON_NODES,
{
...dataSourceDefault,
metaData: {
...dataSourceDefault.metaData,
isStart: true,
isRequired: true,
},
},
{
...knowledgeBaseDefault,
metaData: {
...knowledgeBaseDefault.metaData,
isRequired: true,
isUndeletable: true,
},
},
], [])
const prefixLink = useMemo(() => {
if (language === 'zh_Hans')
return 'https://docs.dify.ai/zh-hans/guides/workflow/node/'
return 'https://docs.dify.ai/guides/workflow/node/'
}, [language])
const availableNodesMetaData = useMemo(() => mergedNodesMetaData.map((node) => {
const { metaData } = node
const title = t(`workflow.blocks.${metaData.type}`)
const description = t(`workflow.blocksAbout.${metaData.type}`)
return {
...node,
metaData: {
...metaData,
title,
description,
helpLinkUri: `${prefixLink}${metaData.helpLinkUri}`,
},
defaultValue: {
...node.defaultValue,
type: metaData.type,
title,
},
}
}), [mergedNodesMetaData, t, prefixLink])
const availableNodesMetaDataMap = useMemo(() => availableNodesMetaData.reduce((acc, node) => {
acc![node.metaData.type] = node
return acc
}, {} as AvailableNodesMetaData['nodesMap']), [availableNodesMetaData])
return useMemo(() => {
return {
nodes: availableNodesMetaData,
nodesMap: availableNodesMetaDataMap,
}
}, [availableNodesMetaData, availableNodesMetaDataMap])
}