Switch to DialoGPT-small and add direct AI response for non-Textilindo questions

app.py

@@ -86,7 +86,7 @@ class TextilindoAI:
     def __init__(self):
         self.api_key = os.getenv('HUGGINGFACE_API_KEY')
         # Use a more accessible model for free tier
-        self.model = os.getenv('DEFAULT_MODEL', 'microsoft/DialoGPT-medium')
+        self.model = os.getenv('DEFAULT_MODEL', 'microsoft/DialoGPT-small')
         self.system_prompt = self.load_system_prompt()
         
         if not self.api_key:
@@ -184,6 +184,11 @@ Minimum purchase is 1 roll (67-70 yards)."""
             if len(assistant_response) < 10 or "I don't know" in assistant_response.lower():
                 logger.warning("AI response too short, using mock response")
                 return self.get_mock_response(user_message)
+            
+            # For testing: if it's a non-Textilindo question, return the AI response directly
+            if not any(keyword in user_message.lower() for keyword in ['textilindo', 'lokasi', 'jam', 'katalog', 'produk', 'sample', 'pembelian', 'pembayaran', 'ongkir']):
+                logger.info("Non-Textilindo question detected, returning AI response directly")
+                return assistant_response
                 
             return assistant_response