75 lines
2.5 KiB
TypeScript
75 lines
2.5 KiB
TypeScript
import { ICommonObject, INode, INodeData, INodeParams } from '../../../src/Interface'
|
|
import { getBaseClasses, getCredentialData, getCredentialParam } from '../../../src/utils'
|
|
import { CohereEmbeddings, CohereEmbeddingsParams } from 'langchain/embeddings/cohere'
|
|
|
|
class CohereEmbedding_Embeddings implements INode {
|
|
label: string
|
|
name: string
|
|
version: number
|
|
type: string
|
|
icon: string
|
|
category: string
|
|
description: string
|
|
baseClasses: string[]
|
|
credential: INodeParams
|
|
inputs: INodeParams[]
|
|
|
|
constructor() {
|
|
this.label = 'Cohere Embeddings'
|
|
this.name = 'cohereEmbeddings'
|
|
this.version = 1.0
|
|
this.type = 'CohereEmbeddings'
|
|
this.icon = 'Cohere.svg'
|
|
this.category = 'Embeddings'
|
|
this.description = 'Cohere API to generate embeddings for a given text'
|
|
this.baseClasses = [this.type, ...getBaseClasses(CohereEmbeddings)]
|
|
this.credential = {
|
|
label: 'Connect Credential',
|
|
name: 'credential',
|
|
type: 'credential',
|
|
credentialNames: ['cohereApi']
|
|
}
|
|
this.inputs = [
|
|
{
|
|
label: 'Model Name',
|
|
name: 'modelName',
|
|
type: 'options',
|
|
options: [
|
|
{
|
|
label: 'embed-english-v2.0',
|
|
name: 'embed-english-v2.0'
|
|
},
|
|
{
|
|
label: 'embed-english-light-v2.0',
|
|
name: 'embed-english-light-v2.0'
|
|
},
|
|
{
|
|
label: 'embed-multilingual-v2.0',
|
|
name: 'embed-multilingual-v2.0'
|
|
}
|
|
],
|
|
default: 'embed-english-v2.0',
|
|
optional: true
|
|
}
|
|
]
|
|
}
|
|
|
|
async init(nodeData: INodeData, _: string, options: ICommonObject): Promise<any> {
|
|
const modelName = nodeData.inputs?.modelName as string
|
|
|
|
const credentialData = await getCredentialData(nodeData.credential ?? '', options)
|
|
const cohereApiKey = getCredentialParam('cohereApiKey', credentialData, nodeData)
|
|
|
|
const obj: Partial<CohereEmbeddingsParams> & { apiKey?: string } = {
|
|
apiKey: cohereApiKey
|
|
}
|
|
|
|
if (modelName) obj.modelName = modelName
|
|
|
|
const model = new CohereEmbeddings(obj)
|
|
return model
|
|
}
|
|
}
|
|
|
|
module.exports = { nodeClass: CohereEmbedding_Embeddings }
|