From 908be47835e51e6cc20fea215932540974b7e6f4 Mon Sep 17 00:00:00 2001
From: chungyau97 <chungyau97@gmail.com>
Date: Wed, 10 May 2023 21:00:36 +0700
Subject: [PATCH] add Azure OpenAI Embedding

---
 .../embeddings/AzureOpenAIEmbedding/Azure.svg |  5 +
 .../AzureOpenAIEmbedding.ts                   | 97 +++++++++++++++++++
 2 files changed, 102 insertions(+)
 create mode 100644 packages/components/nodes/embeddings/AzureOpenAIEmbedding/Azure.svg
 create mode 100644 packages/components/nodes/embeddings/AzureOpenAIEmbedding/AzureOpenAIEmbedding.ts

diff --git a/packages/components/nodes/embeddings/AzureOpenAIEmbedding/Azure.svg b/packages/components/nodes/embeddings/AzureOpenAIEmbedding/Azure.svg
new file mode 100644
index 000000000..51eb62535
--- /dev/null
+++ b/packages/components/nodes/embeddings/AzureOpenAIEmbedding/Azure.svg
@@ -0,0 +1,5 @@
+<svg xmlns="http://www.w3.org/2000/svg" class="icon icon-tabler icon-tabler-brand-azure" 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>
+   <path d="M6 7.5l-4 9.5h4l6 -15z"></path>
+   <path d="M22 20l-7 -15l-3 7l4 5l-8 3z"></path>
+</svg>
\ No newline at end of file
diff --git a/packages/components/nodes/embeddings/AzureOpenAIEmbedding/AzureOpenAIEmbedding.ts b/packages/components/nodes/embeddings/AzureOpenAIEmbedding/AzureOpenAIEmbedding.ts
new file mode 100644
index 000000000..51bd3a404
--- /dev/null
+++ b/packages/components/nodes/embeddings/AzureOpenAIEmbedding/AzureOpenAIEmbedding.ts
@@ -0,0 +1,97 @@
+import { AzureOpenAIInput } from 'langchain/chat_models/openai'
+import { INode, INodeData, INodeParams } from '../../../src/Interface'
+import { getBaseClasses } from '../../../src/utils'
+import { OpenAIEmbeddings, OpenAIEmbeddingsParams } from 'langchain/embeddings/openai'
+
+class AzureOpenAIEmbedding_Embeddings implements INode {
+    label: string
+    name: string
+    type: string
+    icon: string
+    category: string
+    description: string
+    baseClasses: string[]
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'Azure OpenAI Embeddings'
+        this.name = 'azureOpenAIEmbeddings'
+        this.type = 'AzureOpenAIEmbeddings'
+        this.icon = 'Azure.svg'
+        this.category = 'Embeddings'
+        this.description = 'Azure OpenAI API to generate embeddings for a given text'
+        this.baseClasses = [this.type, ...getBaseClasses(OpenAIEmbeddings)]
+        this.inputs = [
+            {
+                label: 'Azure OpenAI Api Key',
+                name: 'azureOpenAIApiKey',
+                type: 'password'
+            },
+            {
+                label: 'Azure OpenAI Api Instance Name',
+                name: 'azureOpenAIApiInstanceName',
+                type: 'string',
+                placeholder: 'YOUR-INSTANCE-NAME'
+            },
+            {
+                label: 'Azure OpenAI Api Deployment Name',
+                name: 'azureOpenAIApiDeploymentName',
+                type: 'string',
+                placeholder: 'YOUR-DEPLOYMENT-NAME'
+            },
+            {
+                label: 'Azure OpenAI Api Version',
+                name: 'azureOpenAIApiVersion',
+                type: 'string',
+                placeholder: 'YOUR-API-VERSION'
+            },
+            {
+                label: 'Strip New Lines',
+                name: 'stripNewLines',
+                type: 'boolean',
+                optional: true,
+                additionalParams: true
+            },
+            {
+                label: 'Batch Size',
+                name: 'batchSize',
+                type: 'number',
+                optional: true,
+                additionalParams: true
+            },
+            {
+                label: 'Timeout',
+                name: 'timeout',
+                type: 'number',
+                optional: true,
+                additionalParams: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData): Promise<any> {
+        const azureOpenAIApiKey = nodeData.inputs?.azureOpenAIApiKey as string
+        const azureOpenAIApiInstanceName = nodeData.inputs?.azureOpenAIApiInstanceName as string
+        const azureOpenAIApiDeploymentName = nodeData.inputs?.azureOpenAIApiDeploymentName as string
+        const azureOpenAIApiVersion = nodeData.inputs?.azureOpenAIApiVersion as string
+        const stripNewLines = nodeData.inputs?.stripNewLines as boolean
+        const batchSize = nodeData.inputs?.batchSize as string
+        const timeout = nodeData.inputs?.timeout as string
+
+        const obj: Partial<OpenAIEmbeddingsParams> & Partial<AzureOpenAIInput> = {
+            azureOpenAIApiKey,
+            azureOpenAIApiInstanceName,
+            azureOpenAIApiDeploymentName,
+            azureOpenAIApiVersion
+        }
+
+        if (stripNewLines) obj.stripNewLines = stripNewLines
+        if (batchSize) obj.batchSize = parseInt(batchSize, 10)
+        if (timeout) obj.timeout = parseInt(timeout, 10)
+
+        const model = new OpenAIEmbeddings(obj)
+        return model
+    }
+}
+
+module.exports = { nodeClass: AzureOpenAIEmbedding_Embeddings }