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/**
* Types
*/
export type NodeParamsType = 'options' | 'string' | 'number' | 'boolean' | 'password' | 'json' | 'code' | 'date' | 'file' | 'folder'
export type CommonType = string | number | boolean | undefined | null
export type MessageType = 'apiMessage' | 'userMessage'
/**
* Others
*/
export interface ICommonObject {
[key: string]: any | CommonType | ICommonObject | CommonType[] | ICommonObject[]
}
export interface IAttachment {
content: string
contentType: string
size?: number
filename?: string
}
export interface INodeOptionsValue {
label: string
name: string
description?: string
}
export interface INodeOutputsValue {
label: string
name: string
baseClasses: string[]
description?: string
}
export interface INodeParams {
label: string
name: string
type: NodeParamsType | string
default?: CommonType | ICommonObject | ICommonObject[]
description?: string
options?: Array<INodeOptionsValue>
optional?: boolean | INodeDisplay
rows?: number
list?: boolean
acceptVariable?: boolean
placeholder?: string
fileType?: string
additionalParams?: boolean
}
export interface INodeExecutionData {
[key: string]: CommonType | CommonType[] | ICommonObject | ICommonObject[]
}
export interface INodeDisplay {
[key: string]: string[] | string
}
export interface INodeProperties {
label: string
name: string
type: string
icon: string
category: string
baseClasses: string[]
description?: string
filePath?: string
}
export interface INode extends INodeProperties {
inputs?: INodeParams[]
output?: INodeOutputsValue[]
init?(nodeData: INodeData, input: string, options?: ICommonObject): Promise<any>
run?(nodeData: INodeData, input: string, options?: ICommonObject): Promise<string | ICommonObject>
}
export interface INodeData extends INodeProperties {
id: string
inputs?: ICommonObject
outputs?: ICommonObject
instance?: any
}
export interface IMessage {
message: string
type: MessageType
}
/**
* Classes
*/
import { PromptTemplate as LangchainPromptTemplate, PromptTemplateInput } from 'langchain/prompts'
import { VectorStore } from 'langchain/vectorstores/base'
export class PromptTemplate extends LangchainPromptTemplate {
promptValues: ICommonObject
constructor(input: PromptTemplateInput) {
super(input)
}
}
export interface PromptRetrieverInput {
name: string
description: string
systemMessage: string
}
const fixedTemplate = `Here is a question:
{input}
`
export class PromptRetriever {
name: string
description: string
systemMessage: string
constructor(fields: PromptRetrieverInput) {
this.name = fields.name
this.description = fields.description
this.systemMessage = `${fields.systemMessage}\n${fixedTemplate}`
}
}
export interface VectorStoreRetrieverInput {
name: string
description: string
vectorStore: VectorStore
}
export class VectorStoreRetriever {
name: string
description: string
vectorStore: VectorStore
constructor(fields: VectorStoreRetrieverInput) {
this.name = fields.name
this.description = fields.description
this.vectorStore = fields.vectorStore
}
}
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