Update main.py

Handle delete and update separately

main.py

@@ -185,11 +185,16 @@ async def sms_posts(instance: ResultItem, idx: str = None, action: str = "add")
 
         try:
             if checker:
-                if action == "delete":
+                if action == "add":
+                    session.add(instance)  # Not asynchronous
+                    await session.commit()
+                    result = instance
+                elif action == "delete":  
                     await session.delete(existing)  # Asynchronous
                     await session.commit()                    
-                else:  # add or update use add
-                    session.add(instance)  # Not asynchronous
+                else: # update
+                    existing.update(instance)
+                    session.add(existing)  # Not asynchronous
                     await session.commit()
                     await session.refresh(instance)
                     result = instance