From d02ba325aad72db31496c2ef4ad9fe4e937b60b9 Mon Sep 17 00:00:00 2001
From: Debanjum Singh Solanky <debanjum@gmail.com>
Date: Sat, 14 Jan 2023 15:15:36 -0300
Subject: [PATCH] Handle empty chat history returned by API to chat.html on web
 interface

---
 src/routers/api_beta.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/routers/api_beta.py b/src/routers/api_beta.py
index 021e7e9a..d9d55db0 100644
--- a/src/routers/api_beta.py
+++ b/src/routers/api_beta.py
@@ -81,7 +81,10 @@ def chat(q: Optional[str]=None):
 
     # If user query is empty, return chat history
     if not q:
-        return {'status': 'ok', 'response': meta_log["chat"]}
+        if meta_log.get('chat'):
+            return {'status': 'ok', 'response': meta_log["chat"]}
+        else:
+            return {'status': 'ok', 'response': []}
 
     # Converse with OpenAI GPT
     metadata = understand(q, model=model, api_key=api_key, verbose=state.verbose)