From 2e58dab30a1474cfcbcb2fbc2b2ec8725818153c Mon Sep 17 00:00:00 2001
From: Hristo <53634432+izo0x90@users.noreply.github.com>
Date: Fri, 17 May 2024 14:08:57 -0400
Subject: [PATCH] Additional changes for VertexAI

---
 sample.env           | 4 ++++
 src/lib/providers.ts | 1 +
 2 files changed, 5 insertions(+)

diff --git a/sample.env b/sample.env
index 2c1861d..10d5bd6 100644
--- a/sample.env
+++ b/sample.env
@@ -18,3 +18,7 @@ REMOTE_BACKEND_ADDRESS=111.111.111.111:0000
 # leave commented to have open access to all endpoints
 # Secret key to "secure" backend
 # SUPER_SECRET_KEY=THISISASUPERSECRETKEYSERIOUSLY
+
+# Uncomment and edit to configure a specific service account key file to use to
+# auth with VertexAI when running (backend) full Perplexica stack locally
+# GOOGLE_APPLICATION_CREDENTIALS=/absolute/path/to/gcp-service-account-key-file.json
diff --git a/src/lib/providers.ts b/src/lib/providers.ts
index 44867af..77c1e83 100644
--- a/src/lib/providers.ts
+++ b/src/lib/providers.ts
@@ -1,5 +1,6 @@
 import { ChatOpenAI, OpenAIEmbeddings } from '@langchain/openai';
 import { ChatOllama } from '@langchain/community/chat_models/ollama';
+import { VertexAI } from "@langchain/google-vertexai";
 import { OllamaEmbeddings } from '@langchain/community/embeddings/ollama';
 import { hasGCPCredentials } from '../auth';
 import {