Merge branch 'fix/rename_chatvertexAI' into fix/google_credential

2026-06-29 01:01:11 +03:00 · 2023-08-24 12:24:12 +09:00
parent d696ffeb85 0a8fbc6e2e
commit b7107ce782
6 changed files with 4 additions and 4 deletions
@@ -0,0 +1,125 @@
+import { ICommonObject, INode, INodeData, INodeParams } from '../../../src/Interface'
+import { getBaseClasses, getCredentialData, getCredentialParam } from '../../../src/utils'
+import { ChatGoogleVertexAI, GoogleVertexAIChatInput } from 'langchain/chat_models/googlevertexai'
+import { GoogleAuthOptions } from 'google-auth-library'
+
+class GoogleVertexAI_ChatModels 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 = 'ChatGoogleVertexAI'
+        this.name = 'chatGoogleVertexAI'
+        this.version = 1.0
+        this.type = 'ChatGoogleVertexAI'
+        this.icon = 'vertexa1i.svg'
+        this.category = 'Chat Models'
+        this.description = 'wassyoi'
+        this.baseClasses = [this.type, ...getBaseClasses(ChatGoogleVertexAI)]
+        this.credential = {
+            label: 'Connect Credential',
+            name: 'credential',
+            type: 'credential',
+            credentialNames: ['googleVertexAuth']
+        }
+        this.inputs = [
+            {
+                label: 'Model Name',
+                name: 'modelName',
+                type: 'options',
+                options: [
+                    {
+                        label: 'chat-bison11111',
+                        name: 'chat-bison'
+                    },
+                    {
+                        label: 'codechat-bison',
+                        name: 'codechat-bison'
+                    }
+                ],
+                default: 'chat-bison11111',
+                optional: true
+            },
+            {
+                label: 'Temperature',
+                name: 'temperature',
+                type: 'number',
+                step: 0.1,
+                default: 0.9,
+                optional: true
+            },
+            {
+                label: 'Max Output Tokens',
+                name: 'maxOutputTokens',
+                type: 'number',
+                step: 1,
+                optional: true,
+                additionalParams: true
+            },
+            {
+                label: 'Top Probability',
+                name: 'topP',
+                type: 'number',
+                step: 0.1,
+                optional: true,
+                additionalParams: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData, _: string, options: ICommonObject): Promise<any> {
+        const credentialData = await getCredentialData(nodeData.credential ?? '', options)
+        const skipExtraCredentialFile = getCredentialParam('skipExtraCredentialFile', credentialData, nodeData)
+        const googleApplicationCredentialFilePath = getCredentialParam('googleApplicationCredentialFilePath', credentialData, nodeData)
+        const googleApplicationCredential = getCredentialParam('googleApplicationCredential', credentialData, nodeData)
+        const projectID = getCredentialParam('projectID', credentialData, nodeData)
+
+        // if (!skipExtraCredentialFile && !googleApplicationCredentialFilePath && !googleApplicationCredential)
+        //     throw new Error('Please specify your Google Application Credential')
+
+        const inputs = [googleApplicationCredentialFilePath, googleApplicationCredential, skipExtraCredentialFile]
+
+        if (inputs.filter(Boolean).length > 1) {
+            throw new Error(
+                'Error: More than one component has been inputted. Please use only one of the following: Google Application Credential File Path, Google Credential JSON Object, or Skip Extra Credential File.'
+            )
+        }
+
+        const authOptions: GoogleAuthOptions = {}
+        if (!skipExtraCredentialFile) {
+            if (googleApplicationCredentialFilePath && !googleApplicationCredential)
+                authOptions.keyFile = googleApplicationCredentialFilePath
+            else if (!googleApplicationCredentialFilePath && googleApplicationCredential)
+                authOptions.credentials = JSON.parse(googleApplicationCredential)
+
+            if (projectID) authOptions.projectId = projectID
+        }
+
+        const temperature = nodeData.inputs?.temperature as string
+        const modelName = nodeData.inputs?.modelName as string
+        const maxOutputTokens = nodeData.inputs?.maxOutputTokens as string
+        const topP = nodeData.inputs?.topP as string
+
+        const obj: Partial<GoogleVertexAIChatInput> = {
+            temperature: parseFloat(temperature),
+            model: modelName
+        }
+        if (authOptions) obj.authOptions = authOptions
+
+        if (maxOutputTokens) obj.maxOutputTokens = parseInt(maxOutputTokens, 10)
+        if (topP) obj.topP = parseFloat(topP)
+
+        const model = new ChatGoogleVertexAI(obj)
+        return model
+    }
+}
+
+module.exports = { nodeClass: GoogleVertexAI_ChatModels }