84 lines
2.7 KiB
TypeScript
84 lines
2.7 KiB
TypeScript
import { ICommonObject, INode, INodeData, INodeParams } from '../../../src/Interface'
|
|
import { TextSplitter } from 'langchain/text_splitter'
|
|
import { SerpAPILoader } from 'langchain/document_loaders/web/serpapi'
|
|
import { getCredentialData, getCredentialParam } from '../../../src'
|
|
|
|
class SerpAPI_DocumentLoaders implements INode {
|
|
label: string
|
|
name: string
|
|
version: number
|
|
description: string
|
|
type: string
|
|
icon: string
|
|
category: string
|
|
baseClasses: string[]
|
|
credential: INodeParams
|
|
inputs: INodeParams[]
|
|
|
|
constructor() {
|
|
this.label = 'SerpApi For Web Search'
|
|
this.name = 'serpApi'
|
|
this.version = 1.0
|
|
this.type = 'Document'
|
|
this.icon = 'serp.svg'
|
|
this.category = 'Document Loaders'
|
|
this.description = 'Load and process data from web search results'
|
|
this.baseClasses = [this.type]
|
|
this.credential = {
|
|
label: 'Connect Credential',
|
|
name: 'credential',
|
|
type: 'credential',
|
|
optional: false,
|
|
credentialNames: ['serpApi']
|
|
}
|
|
this.inputs = [
|
|
{
|
|
label: 'Query',
|
|
name: 'query',
|
|
type: 'string'
|
|
},
|
|
{
|
|
label: 'Text Splitter',
|
|
name: 'textSplitter',
|
|
type: 'TextSplitter',
|
|
optional: true
|
|
},
|
|
{
|
|
label: 'Metadata',
|
|
name: 'metadata',
|
|
type: 'json',
|
|
optional: true,
|
|
additionalParams: true
|
|
}
|
|
]
|
|
}
|
|
|
|
async init(nodeData: INodeData, _: string, options: ICommonObject): Promise<any> {
|
|
const textSplitter = nodeData.inputs?.textSplitter as TextSplitter
|
|
const query = nodeData.inputs?.query as string
|
|
const metadata = nodeData.inputs?.metadata
|
|
|
|
const credentialData = await getCredentialData(nodeData.credential ?? '', options)
|
|
const serpApiKey = getCredentialParam('serpApiKey', credentialData, nodeData)
|
|
const loader = new SerpAPILoader({ q: query, apiKey: serpApiKey })
|
|
const docs = textSplitter ? await loader.loadAndSplit() : await loader.load()
|
|
|
|
if (metadata) {
|
|
const parsedMetadata = typeof metadata === 'object' ? metadata : JSON.parse(metadata)
|
|
return docs.map((doc) => {
|
|
return {
|
|
...doc,
|
|
metadata: {
|
|
...doc.metadata,
|
|
...parsedMetadata
|
|
}
|
|
}
|
|
})
|
|
}
|
|
|
|
return docs
|
|
}
|
|
}
|
|
|
|
module.exports = { nodeClass: SerpAPI_DocumentLoaders }
|