Create tool_handler.py import json

tool_handler.py import json

@@ -0,0 +1,41 @@
+# rentbot/tool_handler.py
+import json
+
+def execute_tool_call(tool_call):
+    """
+    Executes a tool call and returns a result message for the LLM.
+    """
+    function_name = tool_call.function.name
+    try:
+        arguments = json.loads(tool_call.function.arguments)
+        
+        if function_name == "create_event":
+            # In a real app, you'd hit Google Calendar's API here.
+            # For this example, we'll just simulate success.
+            print(f"--- TOOL CALL: create_event ---")
+            print(f"  Summary: {arguments.get('summary')}")
+            print(f"  Start: {arguments.get('start_time')}")
+            print(f"  Duration: {arguments.get('duration_minutes', 30)} minutes")
+            print(f"-----------------------------")
+            
+            result_message = f"Successfully booked the viewing for '{arguments.get('summary')}'."
+            return {
+                "tool_call_id": tool_call.id,
+                "role": "tool",
+                "name": function_name,
+                "content": json.dumps({"status": "success", "message": result_message}),
+            }
+        else:
+            return {
+                "tool_call_id": tool_call.id,
+                "role": "tool",
+                "name": function_name,
+                "content": json.dumps({"status": "error", "message": f"Unknown function: {function_name}"}),
+            }
+    except json.JSONDecodeError:
+        return {
+            "tool_call_id": tool_call.id,
+            "role": "tool",
+            "name": function_name,
+            "content": json.dumps({"status": "error", "message": "Invalid arguments format."}),
+        }