feat: support google multiple keys

.env.template

@@ -15,7 +15,7 @@ GOOGLE_API_KEY=
 # (optional)
 # Default: https://generativelanguage.googleapis.com/
 # Googel Gemini Pro API url without pathname, set if you want to customize Google Gemini Pro API url.
-GOOGLE_BASE_URL=
+GEMINI_BASE_URL=
 
 # Override openai api request base url. (optional)
 # Default: https://api.openai.com

README.md

@@ -57,7 +57,7 @@
     - [GoogleCustomSearch](https://api.js.langchain.com/classes/langchain_tools.GoogleCustomSearch.html)
   
       - 环境变量：
-        - `GOOGLE_API_KEY`
+        - ~~`GOOGLE_API_KEY`~~ `GOOGLE_SEARCH_API_KEY`
         - `GOOGLE_CSE_ID`
       - 申请参考：[说明](https://stackoverflow.com/questions/37083058/programmatically-searching-google-in-python-using-custom-search)
   
@@ -238,7 +238,7 @@ OpenAI 接口代理 URL，如果你手动配置了 openai 接口代理，请填
 
 Google Gemini Pro Api Key.
 
-### `GOOGLE_BASE_URL` （可选）
+### ~~ `GOOGLE_BASE_URL` （可选）~~  `GEMINI_BASE_URL` （可选）
 
 Google Gemini Pro Api Url.
 

README_CN.md

@@ -110,7 +110,7 @@ Azure Api 版本，你可以在这里找到：[Azure 文档](https://learn.micro
 
 Google Gemini Pro 密钥.
 
-### `GOOGLE_BASE_URL` (optional)
+### ~~`GOOGLE_BASE_URL` (optional)~~ `GEMINI_BASE_URL` (optional)
 
 Google Gemini Pro Api Url.
 

app/api/google/[...path]/route.ts

@@ -1,7 +1,7 @@
 import { NextRequest, NextResponse } from "next/server";
 import { auth } from "../../auth";
 import { getServerSideConfig } from "@/app/config/server";
-import { GOOGLE_BASE_URL, ModelProvider } from "@/app/constant";
+import { GEMINI_BASE_URL, ModelProvider } from "@/app/constant";
 
 async function handle(
   req: NextRequest,
@@ -17,7 +17,7 @@ async function handle(
 
   const serverConfig = getServerSideConfig();
 
-  let baseUrl = serverConfig.googleUrl || GOOGLE_BASE_URL;
+  let baseUrl = serverConfig.googleUrl || GEMINI_BASE_URL;
 
   if (!baseUrl.startsWith("http")) {
     baseUrl = `https://${baseUrl}`;

app/api/langchain/tool/agent/agentapi.ts

@@ -38,6 +38,7 @@ import {
   AIMessage,
 } from "@langchain/core/messages";
 import { MultimodalContent } from "@/app/client/api";
+import { GoogleCustomSearch } from "@/app/api/langchain-tools/langchian-tool-index";
 
 export interface RequestMessage {
   role: string;
@@ -284,8 +285,11 @@ export class AgentApi {
           func: async (input: string) => serpAPITool.call(input),
         });
       }
-      if (process.env.GOOGLE_CSE_ID && process.env.GOOGLE_API_KEY) {
-        let googleCustomSearchTool = new langchainTools["GoogleCustomSearch"]();
+      if (process.env.GOOGLE_CSE_ID && process.env.GOOGLE_SEARCH_API_KEY) {
+        let googleCustomSearchTool = new GoogleCustomSearch({
+          apiKey: process.env.GOOGLE_SEARCH_API_KEY,
+          googleCSEId: process.env.GOOGLE_CSE_ID,
+        });
         searchTool = new DynamicTool({
           name: "google_custom_search",
           description: googleCustomSearchTool.description,

app/config/server.ts

@@ -117,7 +117,7 @@ export const getServerSideConfig = () => {
 
     isGoogle,
     googleApiKey: getApiKey(process.env.GOOGLE_API_KEY),
-    googleUrl: process.env.GEMINI_BASE_URL ?? process.env.GOOGLE_URL,
+    googleUrl: process.env.GOOGLE_URL,
 
     isAnthropic,
     anthropicApiKey: getApiKey(process.env.ANTHROPIC_API_KEY),

app/constant.ts

@@ -10,7 +10,6 @@ export const RUNTIME_CONFIG_DOM = "danger-runtime-config";
 
 export const DEFAULT_API_HOST = "https://api.nextchat.dev";
 export const OPENAI_BASE_URL = "https://api.openai.com";
-export const GOOGLE_BASE_URL = "https://generativelanguage.googleapis.com";
 export const GEMINI_BASE_URL = "https://generativelanguage.googleapis.com/";
 export const ANTHROPIC_BASE_URL = "https://api.anthropic.com";