static void Pay(OrderInvoker invoker, Customer customer, Cashier cashier, Subject subject)
{
if (subject.OrderStatus == Constants.PayedStatus || subject.OrderStatus == Constants.CompletedStatus)
{
Console.WriteLine("You already paid.");
}
else
{
double sumToPay = invoker.GetOrder().TotalSum;
if (customer.Budget >= sumToPay)
{
Console.Clear();
while (true)
{
Console.WriteLine($"You have to pay: {invoker.GetOrder().TotalSum}");
Console.WriteLine("Choose your payment method.");
Console.WriteLine("1. Card");
Console.WriteLine("2. Paper Money");
Console.WriteLine("3. Coin Money");
int option;
if (int.TryParse(Console.ReadLine(), out option))
{
cashier.GetTotalCash();
switch (option)
{
case 1:
cashier.CashIn(sumToPay, EMoneyType.Card);
break;
case 2:
cashier.CashIn(sumToPay, EMoneyType.Paper);
break;
case 3:
cashier.CashIn(sumToPay, EMoneyType.Coin);
break;
default:
Console.WriteLine("Invalid option");
return;
}
Console.WriteLine("Cash in...");
customer.Budget -= sumToPay;
cashier.GetTotalCash();
subject.OrderStatus = Constants.PayedStatus;
break;
}
else
{
Console.WriteLine("Invalid option!");
}
}
}
else
{
Console.WriteLine("Not enough money.");
}
}
}
static void ChooseOrderMenu(OrderInvoker invoker, Menu menu)
{
IIterator iterator = menu.CreateMenuIterator();
menu.PrintMenu(iterator);
while (true)
{
int amount;
int option;
Console.WriteLine("Enter option: ");
if (int.TryParse(Console.ReadLine(), out option))
{
Console.WriteLine("Enter amount: ");
if (int.TryParse(Console.ReadLine(), out amount))
{
if (option < menu.MenuItems.Count && option - 1 >= 0)
{
IMenuItem menuItem = menu.MenuItems[option - 1];
invoker.DoOrder(menuItem, amount);
Console.WriteLine("Do you want extra ingredients?");
Console.WriteLine("1. Yes");
Console.WriteLine("2. No");
int extraIngredientsOption;
if (int.TryParse(Console.ReadLine(), out extraIngredientsOption))
{
Console.Clear();
if (extraIngredientsOption == 1)
{
ChooseExtraIngredients(invoker, menuItem);
}
Console.Clear();
break;
}
else
{
Console.WriteLine("Please enter a valid option.");
}
}
else
{
Console.WriteLine("Please enter a valid option.");
}
}
}
}
}
static void Main(string[] args)
{
List <Customer> customers = DriverManager.GetInstance().GenerateCustomers();
Cashier cashier = DriverManager.GetInstance().GenerateCashier();
Menu menu = new Menu("Menu", "Daily Menu");
menu.MenuItems = DriverManager.GetInstance().GenerateMenuItems();
Subject subject;
Observer observer;
Customer currentCustomer = null;
OrderInvoker invoker = null;
Console.WriteLine("Choose customer: ");
for (int i = 0; i < customers.Count; i++)
{
Console.WriteLine($"{i} {customers[i]}");
}
while (true)
{
int customerOption;
if (int.TryParse(Console.ReadLine(), out customerOption))
{
if (customerOption <= customers.Count)
{
currentCustomer = customers[customerOption];
invoker = new OrderInvoker(currentCustomer);
subject = new Subject(invoker.GetOrder());
observer = new Observer(currentCustomer);
subject.Register(observer);
break;
}
Console.WriteLine("Please choose a valid customer!");
}
else
{
Console.WriteLine("Invalid option");
}
}
while (true)
{
Console.WriteLine("===== Menu =====");
Console.WriteLine("0. Exit");
Console.WriteLine("1. Show Menu");
Console.WriteLine("2. Order");
Console.WriteLine("3. Pay");
Console.WriteLine("4. Checkout");
Console.WriteLine("5. Display order");
Console.WriteLine("Enter option: ");
int option;
if (int.TryParse(Console.ReadLine(), out option))
{
Console.Clear();
switch (option)
{
case 1:
IIterator iterator = menu.CreateMenuIterator();
menu.PrintMenu(iterator);
break;
case 2:
ChooseOrderMenu(invoker, menu);
subject.OrderStatus = Constants.InProgressStatus;
break;
case 3:
Pay(invoker, currentCustomer, cashier, subject);
break;
case 4:
if (subject.OrderStatus == Constants.PayedStatus)
{
Order customerOrder = invoker.GetOrder();
Ticket ticket = new Ticket(customerOrder.TotalSum, customerOrder.MenuItems);
Ticket customerTicket = ticket.Clone();
Ticket restaurantTicket = ticket.Clone();
Console.WriteLine($"Customer ticket: {customerTicket}");
Console.WriteLine($"Restaurant ticket: {restaurantTicket}");
invoker.DeleteOrder();
subject.OrderStatus = Constants.CompletedStatus;
}
else
{
Console.WriteLine("You cannot checkout before you pay.");
}
break;
case 5:
Order order = invoker.GetOrder();
Console.WriteLine(order);
break;
case 0:
return;
default:
break;
}
}
else
{
Console.WriteLine("Invalid option");
}
}
}
static void ChooseExtraIngredients(OrderInvoker invoker, IMenuItem menuItem)
{
IDish <ESaladType> salad = menuItem as IDish <ESaladType>;
IDish <EPizzaType> pizza = menuItem as IDish <EPizzaType>;
IDish <EDrinkType> drink = menuItem as IDish <EDrinkType>;
if (salad != null && pizza != null && drink != null)
{
return;
}
while (true)
{
int option;
bool exit = false;
Console.WriteLine(menuItem);
Console.WriteLine();
Console.WriteLine("Extra ingredients:");
if (salad != null)
{
Console.WriteLine("1. Mozzarella");
Console.WriteLine("2. Dressing");
Console.WriteLine();
Console.WriteLine("0. Exit");
if (int.TryParse(Console.ReadLine(), out option))
{
switch (option)
{
case 1:
new SaladExtraMozzarellaDecorator(salad);
break;
case 2:
new SaladExtraSpicyDressingDecorator(salad);
break;
case 0:
exit = true;
break;
default:
break;
}
}
else
{
Console.WriteLine("Invalid option!");
}
}
else if (pizza != null)
{
Console.WriteLine("1. Bacon");
Console.WriteLine("3. Tomatoes");
Console.WriteLine();
Console.WriteLine("0. Exit");
if (int.TryParse(Console.ReadLine(), out option))
{
switch (option)
{
case 1:
new PizzaExtraBaconDecorator(pizza);
break;
case 2:
new PizzaExtraTomatoesDecorator(pizza);
break;
case 0:
exit = true;
break;
default:
break;
}
}
else
{
Console.WriteLine("Invalid option!");
}
}
else if (drink != null)
{
Console.WriteLine("1. Lemon");
Console.WriteLine("2. Sugar");
Console.WriteLine();
Console.WriteLine("0. Exit");
if (int.TryParse(Console.ReadLine(), out option))
{
switch (option)
{
case 1:
new DrinkExtraLemonDecorator(drink);
break;
case 2:
new DrinkExtraSugarDecorator(drink);
break;
case 0:
exit = true;
break;
default:
break;
}
}
else
{
Console.WriteLine("Invalid option!");
}
}
Console.Clear();
if (exit == true)
{
break;
}
}
}