97 lines
3.2 KiB
TypeScript
97 lines
3.2 KiB
TypeScript
import { INode, INodeData, INodeParams } from '../../../src/Interface'
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import { TextSplitter } from 'langchain/text_splitter'
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import { NotionAPILoader, NotionAPILoaderOptions } from 'langchain/document_loaders/web/notionapi'
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class NotionPage_DocumentLoaders implements INode {
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label: string
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name: string
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description: string
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type: string
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icon: string
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category: string
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baseClasses: string[]
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inputs: INodeParams[]
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constructor() {
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this.label = 'Notion Page'
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this.name = 'notionPage'
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this.type = 'Document'
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this.icon = 'notion.png'
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this.category = 'Document Loaders'
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this.description = 'Load data from Notion Page (including child pages all as separate documents)'
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this.baseClasses = [this.type]
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this.inputs = [
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{
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label: 'Text Splitter',
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name: 'textSplitter',
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type: 'TextSplitter',
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optional: true
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},
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{
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label: 'Notion Integration Token',
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name: 'notionIntegrationToken',
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type: 'password',
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description:
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'You can find integration token <a target="_blank" href="https://developers.notion.com/docs/create-a-notion-integration#step-1-create-an-integration">here</a>'
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},
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{
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label: 'Notion Page Id',
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name: 'pageId',
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type: 'string',
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description:
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'The last The 32 char hex in the url path. For example: https://www.notion.so/skarard/LangChain-Notion-API-b34ca03f219c4420a6046fc4bdfdf7b4, b34ca03f219c4420a6046fc4bdfdf7b4 is the Page ID'
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},
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{
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label: 'Metadata',
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name: 'metadata',
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type: 'json',
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optional: true,
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additionalParams: true
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}
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]
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}
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async init(nodeData: INodeData): Promise<any> {
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const textSplitter = nodeData.inputs?.textSplitter as TextSplitter
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const pageId = nodeData.inputs?.pageId as string
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const metadata = nodeData.inputs?.metadata
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const notionIntegrationToken = nodeData.inputs?.notionIntegrationToken as string
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const obj: NotionAPILoaderOptions = {
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clientOptions: {
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auth: notionIntegrationToken
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},
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id: pageId,
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type: 'page'
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}
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const loader = new NotionAPILoader(obj)
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let docs = []
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if (textSplitter) {
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docs = await loader.loadAndSplit(textSplitter)
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} else {
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docs = await loader.load()
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}
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if (metadata) {
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const parsedMetadata = typeof metadata === 'object' ? metadata : JSON.parse(metadata)
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let finaldocs = []
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for (const doc of docs) {
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const newdoc = {
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...doc,
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metadata: {
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...doc.metadata,
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...parsedMetadata
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}
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}
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finaldocs.push(newdoc)
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}
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return finaldocs
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}
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return docs
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}
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}
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module.exports = { nodeClass: NotionPage_DocumentLoaders }
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