From fbaa40f8626c31a4828eca9b475b2bfb47dea306 Mon Sep 17 00:00:00 2001
From: yym68686 <yym68686@outlook.com>
Date: Thu, 12 Dec 2024 22:58:58 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20Bug:=20Fix=20the=20bug=20in=20th?=
 =?UTF-8?q?e=20Gemini=20API=20where=20an=20empty=20message=20was=20not=20a?=
 =?UTF-8?q?utomatically=20added=20when=20no=20role=20message=20was=20passe?=
 =?UTF-8?q?d=20in.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 main.py    | 2 ++
 request.py | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/main.py b/main.py
index 4c6c192..9687885 100644
--- a/main.py
+++ b/main.py
@@ -490,6 +490,8 @@ async def dispatch(self, request: Request, call_next):
         if parsed_body:
             try:
                 request_model = UnifiedRequest.model_validate(parsed_body).data
+                if is_debug:
+                    logger.info("request_model: %s", json.dumps(request_model.model_dump(exclude_unset=True), indent=2, ensure_ascii=False))
                 model = request_model.model
                 current_info["model"] = model
 
diff --git a/request.py b/request.py
index 0d07a8a..beadb1c 100644
--- a/request.py
+++ b/request.py
@@ -212,7 +212,7 @@ async def get_gemini_payload(request, engine, provider):
 
 
     payload = {
-        "contents": messages,
+        "contents": messages or [{"role": "user", "parts": [{"text": "No messages"}]}],
         "safetySettings": [
             {
                 "category": "HARM_CATEGORY_HARASSMENT",