Add more nodes for agents, loaders

2026-06-28 19:00:59 +03:00 · 2023-04-10 13:56:44 +01:00
parent 05c86ff9c5
commit 58e06718d1
57 changed files with 1584 additions and 89 deletions
@@ -0,0 +1,64 @@
+import { INode, INodeData, INodeParams } from '../../../src/Interface'
+
+class ConversationalAgent_Agents implements INode {
+    label: string
+    name: string
+    description: string
+    type: string
+    icon: string
+    category: string
+    baseClasses: string[]
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'Conversational Agent'
+        this.name = 'conversationalAgent'
+        this.type = 'AgentExecutor'
+        this.category = 'Agents'
+        this.icon = 'agent.svg'
+        this.description = 'Conversational agent for a chat model. It will utilize chat specific prompts'
+        this.inputs = [
+            {
+                label: 'Allowed Tools',
+                name: 'tools',
+                type: 'Tool',
+                list: true
+            },
+            {
+                label: 'Chat Model',
+                name: 'model',
+                type: 'BaseChatModel'
+            },
+            {
+                label: 'Memory',
+                name: 'memory',
+                type: 'BaseChatMemory'
+            }
+        ]
+    }
+
+    async getBaseClasses(): Promise<string[]> {
+        return ['AgentExecutor']
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const { initializeAgentExecutor } = await import('langchain/agents')
+
+        const model = nodeData.inputs?.model
+        const tools = nodeData.inputs?.tools
+        const memory = nodeData.inputs?.memory
+
+        const executor = await initializeAgentExecutor(tools, model, 'chat-conversational-react-description', true)
+        executor.memory = memory
+        return executor
+    }
+
+    async run(nodeData: INodeData, input: string): Promise<string> {
+        const executor = nodeData.instance
+        const result = await executor.call({ input })
+
+        return result?.output
+    }
+}
+
+module.exports = { nodeClass: ConversationalAgent_Agents }