Update app.py

app.py

@@ -19,12 +19,14 @@ app = Flask(__name__)
 file_folder = os.path.dirname(os.path.abspath(__file__))
 temp_audio_folder = os.path.join(file_folder, 'temp_audio')
 chats_folder = os.path.join(file_folder, 'chats')
+sessions_folder = os.path.join(file_folder, 'sessions')
 model_folder = None
 piper_binary_path = os.path.join(file_folder, 'piper')
 
 # Create necessary directories
 os.makedirs(temp_audio_folder, exist_ok=True)
 os.makedirs(chats_folder, exist_ok=True)
+os.makedirs(sessions_folder, exist_ok=True)
 
 # Check default user folder
 default_user_folder = "./"
@@ -57,7 +59,8 @@ def get_ollama_models(base_host=DEFAULT_BASE_HOST):
 
 def load_chat_history(session_id):
     try:
-        with open(os.path.join(chats_folder, f'{session_id}.json'), 'r', encoding='utf-8') as f:
+        session_file = os.path.join(sessions_folder, f'{session_id}.json')
+        with open(session_file, 'r', encoding='utf-8') as f:
             return json.load(f).get('messages', [])
     except:
         return []
@@ -66,8 +69,8 @@ def save_chat(session_id, messages):
     if not messages:
         return None
 
-    filepath = os.path.join(chats_folder, f'{session_id}.json')
-    with open(filepath, 'w', encoding='utf-8') as f:
+    session_file = os.path.join(sessions_folder, f'{session_id}.json')
+    with open(session_file, 'w', encoding='utf-8') as f:
         json.dump({
             'timestamp': datetime.now().strftime('%Y-%m-%d %H:%M:%S'),
             'messages': messages
@@ -127,10 +130,11 @@ def set_default_models():
 
 @app.route('/')
 def index():
-    tts_models = get_available_models()
     session_id = str(uuid.uuid4())
+    tts_models = get_available_models()
+    chat_files = sorted([f for f in os.listdir(chats_folder) if f.endswith('.json')], reverse=True)
     default_tts_model, default_ollama_model = set_default_models()
-    return render_template('index.html', tts_models=tts_models, session_id=session_id, default_tts_model=default_tts_model, default_ollama_model=default_ollama_model)
+    return render_template('index.html', tts_models=tts_models, chat_files=chat_files, default_tts_model=default_tts_model, default_ollama_model=default_ollama_model, session_id=session_id)
 
 @app.route('/api/list_ollama_models')
 def list_ollama_models():