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Add Detailed Streaming to the Tool Agent (#4155)

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* Add Detailed Streaming to the Tool Agent

* lint fix

---------

Co-authored-by: Henry <hzj94@hotmail.com>
This commit is contained in:
jonSuits
2025-04-02 13:14:35 -04:00
committed by GitHub
parent cb06df4584
commit 9957184680
2 changed files with 118 additions and 3 deletions
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packages/components/nodes/agents/ToolAgent/ToolAgent.ts
+34 -3
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@@ -24,7 +24,7 @@ import {
IUsedTool,
IVisionChatModal
} from '../../../src/Interface'
import { ConsoleCallbackHandler, CustomChainHandler, additionalCallbacks } from '../../../src/handler'
import { ConsoleCallbackHandler, CustomChainHandler, CustomStreamingHandler, additionalCallbacks } from '../../../src/handler'
import { AgentExecutor, ToolCallingAgentOutputParser } from '../../../src/agents'
import { Moderation, checkInputs, streamResponse } from '../../moderation/Moderation'
import { formatResponse } from '../../outputparsers/OutputParserHelpers'
@@ -101,6 +101,15 @@ class ToolAgent_Agents implements INode {
type: 'number',
optional: true,
additionalParams: true
},
{
label: 'Enable Detailed Streaming',
name: 'enableDetailedStreaming',
type: 'boolean',
default: false,
description: 'Stream detailed intermediate steps during agent execution',
optional: true,
additionalParams: true
}
]
this.sessionId = fields?.sessionId
@@ -113,6 +122,7 @@ class ToolAgent_Agents implements INode {
async run(nodeData: INodeData, input: string, options: ICommonObject): Promise<string | ICommonObject> {
const memory = nodeData.inputs?.memory as FlowiseMemory
const moderations = nodeData.inputs?.inputModeration as Moderation[]
const enableDetailedStreaming = nodeData.inputs?.enableDetailedStreaming as boolean
const shouldStreamResponse = options.shouldStreamResponse
const sseStreamer: IServerSideEventStreamer = options.sseStreamer as IServerSideEventStreamer
@@ -136,6 +146,13 @@ class ToolAgent_Agents implements INode {
const loggerHandler = new ConsoleCallbackHandler(options.logger)
const callbacks = await additionalCallbacks(nodeData, options)
// Add custom streaming handler if detailed streaming is enabled
let customStreamingHandler = null
if (enableDetailedStreaming && shouldStreamResponse) {
customStreamingHandler = new CustomStreamingHandler(sseStreamer, chatId)
}
let res: ChainValues = {}
let sourceDocuments: ICommonObject[] = []
let usedTools: IUsedTool[] = []
@@ -143,7 +160,14 @@ class ToolAgent_Agents implements INode {
if (shouldStreamResponse) {
const handler = new CustomChainHandler(sseStreamer, chatId)
res = await executor.invoke({ input }, { callbacks: [loggerHandler, handler, ...callbacks] })
const allCallbacks = [loggerHandler, handler, ...callbacks]
// Add detailed streaming handler if enabled
if (enableDetailedStreaming && customStreamingHandler) {
allCallbacks.push(customStreamingHandler)
}
res = await executor.invoke({ input }, { callbacks: allCallbacks })
if (res.sourceDocuments) {
if (sseStreamer) {
sseStreamer.streamSourceDocumentsEvent(chatId, flatten(res.sourceDocuments))
@@ -174,7 +198,14 @@ class ToolAgent_Agents implements INode {
}
}
} else {
res = await executor.invoke({ input }, { callbacks: [loggerHandler, ...callbacks] })
const allCallbacks = [loggerHandler, ...callbacks]
// Add detailed streaming handler if enabled
if (enableDetailedStreaming && customStreamingHandler) {
allCallbacks.push(customStreamingHandler)
}
res = await executor.invoke({ input }, { callbacks: allCallbacks })
if (res.sourceDocuments) {
sourceDocuments = res.sourceDocuments
}