add llamaindex

packages/components/nodes/responsesynthesizer/Refine/Refine.ts

@@ -0,0 +1,75 @@
+import { INode, INodeData, INodeOutputsValue, INodeParams } from '../../../src/Interface'
+import { ResponseSynthesizerClass } from '../base'
+
+class Refine_LlamaIndex implements INode {
+    label: string
+    name: string
+    version: number
+    description: string
+    type: string
+    icon: string
+    category: string
+    baseClasses: string[]
+    tags: string[]
+    inputs: INodeParams[]
+    outputs: INodeOutputsValue[]
+
+    constructor() {
+        this.label = 'Refine'
+        this.name = 'refineLlamaIndex'
+        this.version = 1.0
+        this.type = 'Refine'
+        this.icon = 'refine.svg'
+        this.category = 'Response Synthesizer'
+        this.description =
+            'Create and refine an answer by sequentially going through each retrieved text chunk. This makes a separate LLM call per Node. Good for more detailed answers.'
+        this.baseClasses = [this.type, 'ResponseSynthesizer']
+        this.tags = ['LlamaIndex']
+        this.inputs = [
+            {
+                label: 'Refine Prompt',
+                name: 'refinePrompt',
+                type: 'string',
+                rows: 4,
+                default: `The original query is as follows: {query}
+We have provided an existing answer: {existingAnswer}
+We have the opportunity to refine the existing answer (only if needed) with some more context below.
+------------
+{context}
+------------
+Given the new context, refine the original answer to better answer the query. If the context isn't useful, return the original answer.
+Refined Answer:`,
+                warning: `Prompt can contains no variables, or up to 3 variables. Variables must be {existingAnswer}, {context} and {query}`,
+                optional: true
+            },
+            {
+                label: 'Text QA Prompt',
+                name: 'textQAPrompt',
+                type: 'string',
+                rows: 4,
+                default: `Context information is below.
+---------------------
+{context}
+---------------------
+Given the context information and not prior knowledge, answer the query.
+Query: {query}
+Answer:`,
+                warning: `Prompt can contains no variables, or up to 2 variables. Variables must be {context} and {query}`,
+                optional: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const refinePrompt = nodeData.inputs?.refinePrompt as string
+        const textQAPrompt = nodeData.inputs?.textQAPrompt as string
+
+        const refinePromptTemplate = ({ context = '', existingAnswer = '', query = '' }) =>
+            refinePrompt.replace('{existingAnswer}', existingAnswer).replace('{context}', context).replace('{query}', query)
+        const textQAPromptTemplate = ({ context = '', query = '' }) => textQAPrompt.replace('{context}', context).replace('{query}', query)
+
+        return new ResponseSynthesizerClass({ textQAPromptTemplate, refinePromptTemplate, type: 'Refine' })
+    }
+}
+
+module.exports = { nodeClass: Refine_LlamaIndex }

packages/components/nodes/responsesynthesizer/Refine/refine.svg

@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" class="icon icon-tabler icon-tabler-filter-search" width="24" height="24" viewBox="0 0 24 24" stroke-width="2" stroke="currentColor" fill="none" stroke-linecap="round" stroke-linejoin="round"><path stroke="none" d="M0 0h24v24H0z" fill="none"/><path d="M11.36 20.213l-2.36 .787v-8.5l-4.48 -4.928a2 2 0 0 1 -.52 -1.345v-2.227h16v2.172a2 2 0 0 1 -.586 1.414l-4.414 4.414" /><path d="M18 18m-3 0a3 3 0 1 0 6 0a3 3 0 1 0 -6 0" /><path d="M20.2 20.2l1.8 1.8" /></svg>