import yaml


class Order:
    items = list()
    menu = dict()

    @staticmethod
    def load_menu():
        with open("../data/menu.yml", "r") as stream:
            Order.menu = yaml.safe_load(stream)['items']

    @staticmethod
    def list_options():
        return [option['name']for option in Order.menu]

    @staticmethod
    def add_item(item_name):
        Order.items.append(item_name)

    @staticmethod
    def get_string():
        menu_as_dict = {x['name']: x for x in Order.menu}
        __items = list(map(lambda x: menu_as_dict[x], Order.items))

        output = [f"**{x['name']}**\n{x['description']}" for x in __items]

        output = '\n'.join(output)

        return output

    @staticmethod
    def remove_latest_item():
        Order.items = Order.items[:-1]


    @staticmethod
    def clear_all_items():
        Order.items = list()