C++를 사용하여 간단한 레스토랑 주문 시스템을 구현하는 방법은 무엇입니까?

class MenuItem {
private:
    string name;
    double price;
    string description;
public:
    MenuItem(string itemName, double itemPrice, string itemDescription) {
        name = itemName;
        price = itemPrice;
        description = itemDescription;
    }
    // getter和setter方法省略
};

class Menu {
private:
    vector<MenuItem> items;
public:
    void addItem(MenuItem item) {
        items.push_back(item);
    }
    // 其他操作（如删除菜单项、获取菜单项列表等）的实现省略
};

class Order {
private:
    vector<MenuItem> items;
public:
    void addItem(MenuItem item) {
        items.push_back(item);
    }
    // 其他操作（如删除菜单项、获取订单总价等）的实现省略
};

int main() {
    Menu menu;
    // 添加菜单项到menu对象中
    
    Order order;
    while (true) {
        cout << "欢迎光临！请选择以下操作：" << endl;
        cout << "1. 点餐" << endl;
        cout << "2. 查看菜单" << endl;
        cout << "3. 查看订单" << endl;
        cout << "4. 修改订单" << endl;
        cout << "5. 结账" << endl;
        cout << "请输入对应的数字：" << endl;
        
        int choice;
        cin >> choice;
        
        switch (choice) {
            case 1: {
                cout << "请输入要点的菜品编号：" << endl;
                int itemChoice;
                cin >> itemChoice;
                // 从菜单中获取对应的菜品
                
                // 将菜品添加到订单中
                break;
            }
            case 2:
                // 输出菜单
                break;
            case 3:
                // 输出订单详细信息
                break;
            case 4:
                // 修改订单
                break;
            case 5:
                // 结账
                break;
        }
    }
    
    return 0;
}