add llamaindex

2026-06-28 21:00:58 +03:00 · 2023-12-04 20:04:09 +00:00
parent 423c23aaf0
commit 40f8371de9
56 changed files with 4509 additions and 536 deletions
@@ -0,0 +1,148 @@
+import { ICommonObject, INode, INodeData, INodeParams } from '../../../src/Interface'
+import { getBaseClasses, getCredentialData, getCredentialParam } from '../../../src/utils'
+import { OpenAI, ALL_AVAILABLE_OPENAI_MODELS } from 'llamaindex'
+
+class ChatOpenAI_LlamaIndex_LLMs implements INode {
+    label: string
+    name: string
+    version: number
+    type: string
+    icon: string
+    category: string
+    description: string
+    baseClasses: string[]
+    tags: string[]
+    credential: INodeParams
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'ChatOpenAI'
+        this.name = 'chatOpenAI_LlamaIndex'
+        this.version = 1.0
+        this.type = 'ChatOpenAI'
+        this.icon = 'openai.png'
+        this.category = 'Chat Models'
+        this.description = 'Wrapper around OpenAI Chat LLM with LlamaIndex implementation'
+        this.baseClasses = [this.type, 'BaseChatModel_LlamaIndex', ...getBaseClasses(OpenAI)]
+        this.tags = ['LlamaIndex']
+        this.credential = {
+            label: 'Connect Credential',
+            name: 'credential',
+            type: 'credential',
+            credentialNames: ['openAIApi']
+        }
+        this.inputs = [
+            {
+                label: 'Model Name',
+                name: 'modelName',
+                type: 'options',
+                options: [
+                    {
+                        label: 'gpt-4',
+                        name: 'gpt-4'
+                    },
+                    {
+                        label: 'gpt-4-1106-preview',
+                        name: 'gpt-4-1106-preview'
+                    },
+                    {
+                        label: 'gpt-4-vision-preview',
+                        name: 'gpt-4-vision-preview'
+                    },
+                    {
+                        label: 'gpt-4-0613',
+                        name: 'gpt-4-0613'
+                    },
+                    {
+                        label: 'gpt-4-32k',
+                        name: 'gpt-4-32k'
+                    },
+                    {
+                        label: 'gpt-4-32k-0613',
+                        name: 'gpt-4-32k-0613'
+                    },
+                    {
+                        label: 'gpt-3.5-turbo',
+                        name: 'gpt-3.5-turbo'
+                    },
+                    {
+                        label: 'gpt-3.5-turbo-1106',
+                        name: 'gpt-3.5-turbo-1106'
+                    },
+                    {
+                        label: 'gpt-3.5-turbo-0613',
+                        name: 'gpt-3.5-turbo-0613'
+                    },
+                    {
+                        label: 'gpt-3.5-turbo-16k',
+                        name: 'gpt-3.5-turbo-16k'
+                    },
+                    {
+                        label: 'gpt-3.5-turbo-16k-0613',
+                        name: 'gpt-3.5-turbo-16k-0613'
+                    }
+                ],
+                default: 'gpt-3.5-turbo',
+                optional: true
+            },
+            {
+                label: 'Temperature',
+                name: 'temperature',
+                type: 'number',
+                step: 0.1,
+                default: 0.9,
+                optional: true
+            },
+            {
+                label: 'Max Tokens',
+                name: 'maxTokens',
+                type: 'number',
+                step: 1,
+                optional: true,
+                additionalParams: true
+            },
+            {
+                label: 'Top Probability',
+                name: 'topP',
+                type: 'number',
+                step: 0.1,
+                optional: true,
+                additionalParams: true
+            },
+            {
+                label: 'Timeout',
+                name: 'timeout',
+                type: 'number',
+                step: 1,
+                optional: true,
+                additionalParams: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData, _: string, options: ICommonObject): Promise<any> {
+        const temperature = nodeData.inputs?.temperature as string
+        const modelName = nodeData.inputs?.modelName as keyof typeof ALL_AVAILABLE_OPENAI_MODELS
+        const maxTokens = nodeData.inputs?.maxTokens as string
+        const topP = nodeData.inputs?.topP as string
+        const timeout = nodeData.inputs?.timeout as string
+
+        const credentialData = await getCredentialData(nodeData.credential ?? '', options)
+        const openAIApiKey = getCredentialParam('openAIApiKey', credentialData, nodeData)
+
+        const obj: Partial<OpenAI> = {
+            temperature: parseFloat(temperature),
+            model: modelName,
+            apiKey: openAIApiKey
+        }
+
+        if (maxTokens) obj.maxTokens = parseInt(maxTokens, 10)
+        if (topP) obj.topP = parseFloat(topP)
+        if (timeout) obj.timeout = parseInt(timeout, 10)
+
+        const model = new OpenAI(obj)
+        return model
+    }
+}
+
+module.exports = { nodeClass: ChatOpenAI_LlamaIndex_LLMs }