From dfdeb02b3ad2e23e81cee0843230a4e131116b2f Mon Sep 17 00:00:00 2001
From: Mubashir  Shariq <103755591+Mubashirshariq@users.noreply.github.com>
Date: Fri, 5 Jul 2024 15:55:37 +0530
Subject: [PATCH] Feat/added chattBaiduWenxin chat model (#2752)

* added cahtBaiduWenxin model

* fix linting

* fixed linting

* added baidu secret key
---
 .../credentials/BaiduApi.credential.ts        | 28 +++++++
 .../ChatBaiduWenxin/ChatBaiduWenxin.ts        | 80 +++++++++++++++++++
 .../ChatBaiduWenxin/baiduwenxin.svg           |  7 ++
 packages/server/src/utils/index.ts            |  3 +-
 4 files changed, 117 insertions(+), 1 deletion(-)
 create mode 100644 packages/components/credentials/BaiduApi.credential.ts
 create mode 100644 packages/components/nodes/chatmodels/ChatBaiduWenxin/ChatBaiduWenxin.ts
 create mode 100644 packages/components/nodes/chatmodels/ChatBaiduWenxin/baiduwenxin.svg

diff --git a/packages/components/credentials/BaiduApi.credential.ts b/packages/components/credentials/BaiduApi.credential.ts
new file mode 100644
index 000000000..f2d8ea201
--- /dev/null
+++ b/packages/components/credentials/BaiduApi.credential.ts
@@ -0,0 +1,28 @@
+import { INodeParams, INodeCredential } from '../src/Interface'
+
+class BaiduApi implements INodeCredential {
+    label: string
+    name: string
+    version: number
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'Baidu API'
+        this.name = 'baiduApi'
+        this.version = 1.0
+        this.inputs = [
+            {
+                label: 'Baidu Api Key',
+                name: 'baiduApiKey',
+                type: 'password'
+            },
+            {
+                label: 'Baidu Secret Key',
+                name: 'baiduSecretKey',
+                type: 'password'
+            }
+        ]
+    }
+}
+
+module.exports = { credClass: BaiduApi }
diff --git a/packages/components/nodes/chatmodels/ChatBaiduWenxin/ChatBaiduWenxin.ts b/packages/components/nodes/chatmodels/ChatBaiduWenxin/ChatBaiduWenxin.ts
new file mode 100644
index 000000000..265e8baf4
--- /dev/null
+++ b/packages/components/nodes/chatmodels/ChatBaiduWenxin/ChatBaiduWenxin.ts
@@ -0,0 +1,80 @@
+import { BaseCache } from '@langchain/core/caches'
+import { ChatBaiduWenxin } from '@langchain/community/chat_models/baiduwenxin'
+import { ICommonObject, INode, INodeData, INodeParams } from '../../../src/Interface'
+import { getBaseClasses, getCredentialData, getCredentialParam } from '../../../src/utils'
+
+class ChatBaiduWenxin_ChatModels implements INode {
+    label: string
+    name: string
+    version: number
+    type: string
+    icon: string
+    category: string
+    description: string
+    baseClasses: string[]
+    credential: INodeParams
+    inputs: INodeParams[]
+
+    constructor() {
+        this.label = 'ChatBaiduWenxin'
+        this.name = 'chatBaiduWenxin'
+        this.version = 1.0
+        this.type = 'ChatBaiduWenxin'
+        this.icon = 'baiduwenxin.svg'
+        this.category = 'Chat Models'
+        this.description = 'Wrapper around BaiduWenxin Chat Endpoints'
+        this.baseClasses = [this.type, ...getBaseClasses(ChatBaiduWenxin)]
+        this.credential = {
+            label: 'Connect Credential',
+            name: 'credential',
+            type: 'credential',
+            credentialNames: ['baiduApi']
+        }
+        this.inputs = [
+            {
+                label: 'Cache',
+                name: 'cache',
+                type: 'BaseCache',
+                optional: true
+            },
+            {
+                label: 'Model',
+                name: 'modelName',
+                type: 'string',
+                placeholder: 'ERNIE-Bot-turbo'
+            },
+            {
+                label: 'Temperature',
+                name: 'temperature',
+                type: 'number',
+                step: 0.1,
+                default: 0.9,
+                optional: true
+            }
+        ]
+    }
+
+    async init(nodeData: INodeData, _: string, options: ICommonObject): Promise<any> {
+        const cache = nodeData.inputs?.cache as BaseCache
+        const temperature = nodeData.inputs?.temperature as string
+        const modelName = nodeData.inputs?.modelName as string
+
+        const credentialData = await getCredentialData(nodeData.credential ?? '', options)
+        const baiduApiKey = getCredentialParam('baiduApiKey', credentialData, nodeData)
+        const baiduSecretKey = getCredentialParam('baiduSecretKey', credentialData, nodeData)
+
+        const obj: Partial<ChatBaiduWenxin> = {
+            streaming: true,
+            baiduApiKey,
+            baiduSecretKey,
+            modelName,
+            temperature: temperature ? parseFloat(temperature) : undefined
+        }
+        if (cache) obj.cache = cache
+
+        const model = new ChatBaiduWenxin(obj)
+        return model
+    }
+}
+
+module.exports = { nodeClass: ChatBaiduWenxin_ChatModels }
diff --git a/packages/components/nodes/chatmodels/ChatBaiduWenxin/baiduwenxin.svg b/packages/components/nodes/chatmodels/ChatBaiduWenxin/baiduwenxin.svg
new file mode 100644
index 000000000..afe2bc690
--- /dev/null
+++ b/packages/components/nodes/chatmodels/ChatBaiduWenxin/baiduwenxin.svg
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="utf-8"?><!-- Uploaded to: SVG Repo, www.svgrepo.com, Generator: SVG Repo Mixer Tools -->
+<svg xmlns="http://www.w3.org/2000/svg"
+aria-label="Baidu" role="img"
+viewBox="0 0 512 512"><rect
+width="512" height="512"
+rx="15%"
+fill="#ffffff"/><path d="m131 251c41-9 35-58 34-68-2-17-21-45-48-43-33 3-37 50-37 50-5 22 10 70 51 61m76-82c22 0 40-26 40-58s-18-58-40-58c-23 0-41 26-41 58s18 58 41 58m96 4c31 4 50-28 54-53 4-24-16-52-37-57s-48 29-50 52c-3 27 3 54 33 58m120 41c0-12-10-47-46-47s-41 33-41 57c0 22 2 53 47 52s40-51 40-62m-46 102s-46-36-74-75c-36-57-89-34-106-5-18 29-45 48-49 53-4 4-56 33-44 84 11 52 52 51 52 51s30 3 65-5 65 2 65 2 81 27 104-25c22-53-13-80-13-80" fill="#2319dc"/><path d="m214 266v34h-28s-29 3-39 35c-3 21 4 34 5 36 1 3 10 19 33 23h53v-128zm-1 107h-21s-15-1-19-18c-3-7 0-16 1-20 1-3 6-11 17-14h22zm38-70v68s1 17 24 23h61v-91h-26v68h-25s-8-1-10-7v-61z" fill="#ffffff"/></svg>
\ No newline at end of file
diff --git a/packages/server/src/utils/index.ts b/packages/server/src/utils/index.ts
index c350af852..849c22023 100644
--- a/packages/server/src/utils/index.ts
+++ b/packages/server/src/utils/index.ts
@@ -1096,7 +1096,8 @@ export const isFlowValidForStream = (reactFlowNodes: IReactFlowNode[], endingNod
             'chatGoogleGenerativeAI',
             'chatTogetherAI',
             'chatTogetherAI_LlamaIndex',
-            'chatFireworks'
+            'chatFireworks',
+            'chatBaiduWenxin'
         ],
         LLMs: ['azureOpenAI', 'openAI', 'ollama']
     }