Feature/add ability to upload file from chat (#3059)

add ability to upload file from chat

packages/server/src/utils/upsertVector.ts

@@ -1,14 +1,13 @@
 import { Request } from 'express'
 import * as fs from 'fs'
 import { cloneDeep, omit } from 'lodash'
-import { ICommonObject, IMessage, addArrayFilesToStorage } from 'flowise-components'
+import { ICommonObject, IMessage, addArrayFilesToStorage, mapMimeTypeToInputField } from 'flowise-components'
 import telemetryService from '../services/telemetry'
 import logger from '../utils/logger'
 import {
     buildFlow,
     constructGraphs,
     getAllConnectedNodes,
-    mapMimeTypeToInputField,
     findMemoryNode,
     getMemorySessionId,
     getAppVersion,
@@ -70,6 +69,9 @@ export const upsertVector = async (req: Request, isInternal: boolean = false) =>
                 overrideConfig,
                 stopNodeId: req.body.stopNodeId
             }
+            if (req.body.chatId) {
+                incomingInput.chatId = req.body.chatId
+            }
         }
 
         /*** Get chatflows and prepare data  ***/
@@ -87,10 +89,15 @@ export const upsertVector = async (req: Request, isInternal: boolean = false) =>
         const memoryNode = findMemoryNode(nodes, edges)
         let sessionId = getMemorySessionId(memoryNode, incomingInput, chatId, isInternal)
 
-        const vsNodes = nodes.filter(
-            (node) =>
-                node.data.category === 'Vector Stores' && !node.data.label.includes('Upsert') && !node.data.label.includes('Load Existing')
-        )
+        const vsNodes = nodes.filter((node) => node.data.category === 'Vector Stores')
+
+        // Get StopNodeId for vector store which has fielUpload
+        const vsNodesWithFileUpload = vsNodes.filter((node) => node.data.inputs?.fileUpload)
+        if (vsNodesWithFileUpload.length > 1) {
+            throw new InternalFlowiseError(StatusCodes.INTERNAL_SERVER_ERROR, 'Multiple vector store nodes with fileUpload enabled')
+        } else if (vsNodesWithFileUpload.length === 1 && !stopNodeId) {
+            stopNodeId = vsNodesWithFileUpload[0].data.id
+        }
 
         // Check if multiple vector store nodes exist, and if stopNodeId is specified
         if (vsNodes.length > 1 && !stopNodeId) {
@@ -138,7 +145,7 @@ export const upsertVector = async (req: Request, isInternal: boolean = false) =>
 
         const startingNodes = nodes.filter((nd) => startingNodeIds.includes(nd.data.id))
 
-        await appServer.chatflowPool.add(chatflowid, undefined, startingNodes, incomingInput?.overrideConfig)
+        await appServer.chatflowPool.add(chatflowid, undefined, startingNodes, incomingInput?.overrideConfig, chatId)
 
         // Save to DB
         if (upsertedResult['flowData'] && upsertedResult['result']) {