Fix issues

ai_service/models/model_service.py

@@ -3,6 +3,7 @@ Service for model management and interaction.
 """
 
 import requests
+import json
 from typing import List, Dict, Any, Optional
 
 from ai_service.config import config
@@ -68,6 +69,21 @@ class ModelService:
             }
             models.append(model_data)
 
+        # Debug log
+        print(f"Model service models: {models}")
+
+        # Ensure we're returning a non-empty list
+        if not models:
+            # Return a default model if none are found
+            return [{
+                'id': 'llama3.1',
+                'name': 'Llama 3 (8B)',
+                'description': 'Meta Llama 3 8B model via Ollama',
+                'provider': 'ollama',
+                'max_tokens': 8192,
+                'is_default': True
+            }]
+
         return models
 
     def get_model_info(self, model_id: str) -> Optional[Dict[str, Any]]:
@@ -106,8 +122,17 @@ class ModelService:
         Returns:
             Generated response.
         """
+        # Debug configuration information
+        print(f"ModelService configuration:")
+        print(f"  - Ollama API URL: {self.ollama_api_url}")
+        print(f"  - OpenWebUI URL: {self.openwebui_url}")
+        print(f"  - Default model: {self.default_model}")
+        print(f"  - Requested model: {model_id}")
+        print(f"  - Using RAG: {use_rag}")
+
         if model_id not in self.AVAILABLE_MODELS:
             model_id = self.default_model
+            print(f"  - Model not found, using default: {model_id}")
 
         # Ensure we're using a valid model
         # (model_id is already validated above)
@@ -158,6 +183,11 @@ class ModelService:
                 if self.openwebui_api_key:
                     headers["Authorization"] = f"Bearer {self.openwebui_api_key}"
 
+                # Debug logs
+                print(f"Sending RAG request to OpenWebUI at: {self.openwebui_url}/api/chat/completions")
+                print(f"OpenWebUI request: {json.dumps(openwebui_request, indent=2)}")
+                print(f"Headers: {headers}")
+
                 # OpenWebUI API endpoint is /api/chat/completions
                 response = requests.post(
                     f"{self.openwebui_url}/api/chat/completions",
@@ -213,6 +243,9 @@ class ModelService:
             headers = {"Content-Type": "application/json"}
 
             # Direct Ollama API call
+            print(f"Sending request to Ollama API at: {self.ollama_api_url}/api/chat")
+            print(f"Request JSON: {json.dumps(request_json, indent=2)}")
+
             response = requests.post(
                 f"{self.ollama_api_url}/api/chat",
                 headers={"Content-Type": "application/json"},