Update app.py

app.py

@@ -83,24 +83,30 @@ class GeminiModelAdapter:
     def generate(self, *args, **kwargs):
         kwargs.pop('stop_sequences', None)  # Remove unsupported argument for Gemini
         result = self.model.generate_content(*args, **kwargs)
-        # Always return a string, not a ChatMessage or Gemini object
+        print(f"[DEBUG] Gemini raw result type: {type(result)}; value: {result}")
+        # Try all known ways to extract text
         if hasattr(result, "text"):
-            print(f"[DEBUG] Gemini raw text output: {result.text}")
+            print(f"[DEBUG] Gemini .text: {result.text}")
             return result.text
-        elif isinstance(result, str):
-            print(f"[DEBUG] Gemini raw string output: {result}")
-            return result
-        elif hasattr(result, "candidates") and result.candidates:
-            # For some Gemini APIs, the text is in candidates[0].content.parts[0].text
+        if hasattr(result, "content"):
+            content = getattr(result, "content")
+            if isinstance(content, str):
+                print(f"[DEBUG] Gemini .content (str): {content}")
+                return content
+            if hasattr(content, "parts"):
+                parts = getattr(content, "parts")
+                if parts and hasattr(parts[0], "text"):
+                    print(f"[DEBUG] Gemini .content.parts[0].text: {parts[0].text}")
+                    return parts[0].text
+        if hasattr(result, "candidates") and result.candidates:
             try:
                 text = result.candidates[0].content.parts[0].text
-                print(f"[DEBUG] Gemini raw candidate output: {text}")
+                print(f"[DEBUG] Gemini .candidates[0].content.parts[0].text: {text}")
                 return text
-            except Exception:
-                pass
-        # Fallback: convert to string
-        print(f"[DEBUG] Gemini unknown response type: {type(result)}; value: {result}")
-        return str(result)
+            except Exception as e:
+                print(f"[DEBUG] Gemini .candidates extraction failed: {e}")
+        # Fallback: raise error for debugging
+        raise TypeError(f"GeminiModelAdapter.generate() could not extract text from result of type {type(result)}: {result}")
 
 # --- Basic Agent Definition ---
 # ----- THIS IS WERE YOU CAN BUILD WHAT YOU WANT ------