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fix chat history

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This commit is contained in:
Henry
2023-11-30 16:01:16 +00:00
parent 5a5097e997
commit 4b5f7028e3
12 changed files with 262 additions and 98 deletions
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packages/components/nodes/memory/MongoDBMemory/MongoDBMemory.ts
+27 -8
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@@ -1,4 +1,13 @@
import { getBaseClasses, getCredentialData, getCredentialParam, ICommonObject, INode, INodeData, INodeParams } from '../../../src'
import {
getBaseClasses,
getCredentialData,
getCredentialParam,
ICommonObject,
INode,
INodeData,
INodeParams,
serializeChatHistory
} from '../../../src'
import { MongoDBChatMessageHistory } from 'langchain/stores/message/mongodb'
import { BufferMemory, BufferMemoryInput } from 'langchain/memory'
import { BaseMessage, mapStoredMessageToChatMessage } from 'langchain/schema'
@@ -67,13 +76,23 @@ class MongoDB_Memory implements INode {
return initializeMongoDB(nodeData, options)
}
async clearSessionMemory(nodeData: INodeData, options: ICommonObject): Promise<void> {
const mongodbMemory = await initializeMongoDB(nodeData, options)
const sessionId = nodeData.inputs?.sessionId as string
const chatId = options?.chatId as string
options.logger.info(`Clearing MongoDB memory session ${sessionId ? sessionId : chatId}`)
await mongodbMemory.clear()
options.logger.info(`Successfully cleared MongoDB memory session ${sessionId ? sessionId : chatId}`)
//@ts-ignore
memoryMethods = {
async clearSessionMemory(nodeData: INodeData, options: ICommonObject): Promise<void> {
const mongodbMemory = await initializeMongoDB(nodeData, options)
const sessionId = nodeData.inputs?.sessionId as string
const chatId = options?.chatId as string
options.logger.info(`Clearing MongoDB memory session ${sessionId ? sessionId : chatId}`)
await mongodbMemory.clear()
options.logger.info(`Successfully cleared MongoDB memory session ${sessionId ? sessionId : chatId}`)
},
async getChatMessages(nodeData: INodeData, options: ICommonObject): Promise<string> {
const memoryKey = nodeData.inputs?.memoryKey as string
const mongodbMemory = await initializeMongoDB(nodeData, options)
const key = memoryKey ?? 'chat_history'
const memoryResult = await mongodbMemory.loadMemoryVariables({})
return serializeChatHistory(memoryResult[key])
}
}
}