Menu Manager

class navmenu.menu_manager.MenuManager(menus, state_handler)

A class that manages menus and transitions between them.

Parameters

• menus (Dict[str, BaseMenu]) – A dictionary mapping menu names to menus.

• state_handler (StateHandler) – The menu state manager to store users’ states.

get_message(user_id=None, payload=None)

Get a message representing the current menu.

Parameters

• user_id (Optional[int]) – A value used to identify the user.

• payload (Optional[dict]) – An incoming message payload.

Return type

Message

Returns

A message representing the current menu.

select(action, user_id=None, payload=None)

Select an item in the current menu based on action and payload.

This method handles current menu changes.

Parameters

• action (str) – A string indicating selected menu button.

• user_id (Optional[int]) – A value used to identify the user.

• payload (Optional[dict]) – An incoming message payload.

Return type

Sequence[Message]

Returns

A list of messages.

Raises

ValueError – An invalid action was provided.

serialize()

Serialize the class instance to a dictionary.

Return type

dict

Returns

A serialized class instance.