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import { INode, INodeData, INodeParams } from '../../../src/Interface'
import { getBaseClasses } from '../../../src/utils'
import { BufferMemory } from 'langchain/memory'
class BufferMemory_Memory implements INode {
label: string
name: string
description: string
type: string
icon: string
category: string
baseClasses: string[]
inputs: INodeParams[]
constructor() {
this.label = 'Buffer Memory'
this.name = 'bufferMemory'
this.type = 'BufferMemory'
this.icon = 'memory.svg'
this.category = 'Memory'
this.description = 'Remembers previous conversational back and forths directly'
this.baseClasses = [this.type, ...getBaseClasses(BufferMemory)]
this.inputs = [
{
label: 'Memory Key',
name: 'memoryKey',
type: 'string',
default: 'chat_history'
},
{
label: 'Input Key',
name: 'inputKey',
type: 'string',
default: 'input'
}
]
}
async init(nodeData: INodeData): Promise<any> {
const memoryKey = nodeData.inputs?.memoryKey as string
const inputKey = nodeData.inputs?.inputKey as string
return new BufferMemory({
returnMessages: true,
memoryKey,
inputKey
})
}
}
module.exports = { nodeClass: BufferMemory_Memory }
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