public void ShouldHaveDoubleMilkInMilo()
{
var milo = new MilkDecorator(new Milo());
milo = new MilkDecorator(milo);
Assert.AreEqual(3, milo.CalculateCost());
}
internal static void Decorator()
{
var expressoWithMilkAndChocolate = new MilkDecorator(new ChocolateDecorator(new Expresso()));
Console.WriteLine($"The price of {expressoWithMilkAndChocolate.GetDescription()} is {expressoWithMilkAndChocolate.GetCost()}");
DecoratorDemo2();
}
public IDrink CreateDrink(string name, Strength strength, Amount sugarAmount, Amount milkAmount, bool hasSugar, bool hasMilk, string blendname, string special)
{
IDrink drink = new Drink(name, strength);
if (hasSugar)
{
drink = new SugarDecorator(drink, sugarAmount);
}
if (hasMilk)
{
drink = new MilkDecorator(drink, milkAmount);
}
switch (drink.Name)
{
case CAFEAULAIT:
drink = new CafeAuLaitDecorator(drink);
break;
case CAPPUCCINO:
drink = new CappuccinoDecorator(drink);
break;
case COFFEE:
drink = new CoffeeDrinkDecorator(drink);
break;
case ESPRESSO:
drink = new EspressoDecorator(drink);
break;
case WIENERMELANGE:
drink = new WienerMelangeDecorator(drink);
break;
case CHOCOLATE:
drink = new HotChocolateDecorator(drink, false);
break;
case DELUXE:
drink = new HotChocolateDecorator(drink, true);
break;
case TEA:
drink = new TeaDecorator(drink, blendname);
break;
case SPECIAL:
drink = new SpecialCoffeeDecorator(drink, special);
break;
}
return(drink);
}
/// <summary>
/// Orders the drink.
/// </summary>
/// <param name="type">The type.</param>
/// <param name="addOn">The add on.</param>
/// <returns>IDrink implementation</returns>
public static IDrink OrderDrink(DrinkType type, DrinkAddOn addOn)
{
IDrink drink = null;
switch (type)
{
case DrinkType.Expresso:
drink = new Expresso();
break;
case DrinkType.Tea:
drink = new Tea();
break;
case DrinkType.IceTea:
drink = new IceTea();
break;
default:
break;
}
if (drink != null)
{
if (type != DrinkType.IceTea)
{
if (addOn.HasMilk)
{
drink = new MilkDecorator(drink);
}
else
{
drink.Description += " without milk";
}
}
if (addOn.HasSugar)
{
drink = new SugarDecorator(drink);
}
else
{
drink.Description += " without sugar";
}
if (addOn.HasChocolate && type == DrinkType.Expresso)
{
drink = new ChocolateDecorator(drink);
}
}
drink.Description = $"We are preparing the following drink for you: {drink.Description}";
return(drink);
}
public void WrapperTests()
{
var coffee = new Coffee();
var sugarCoffee = new SugarDecorator(coffee);
Assert.AreEqual("Coffee, Sugar", sugarCoffee.Ingredients);
var hotChocolate = new HotChocolate();
var milkHotChocolate = new MilkDecorator(hotChocolate);
Assert.AreEqual("Chocolate, Milk", milkHotChocolate.Ingredients);
}
// Update is called once per frame
void Update()
{
if (Input.GetKeyDown(KeyCode.A))
{
ICoffee coffee = new Espresso();
Debug.Log("Coffee discription and cost: " + coffee.GetDescription() + " $" + coffee.GetCost());
}
if (Input.GetKeyDown(KeyCode.S))
{
ICoffee coffee = new Filtered();
Debug.Log("Coffee discription and cost: " + coffee.GetDescription() + " $" + coffee.GetCost());
}
if (Input.GetKeyDown(KeyCode.D))
{
ICoffee coffee = new ChocolateDecorator(new Espresso());
Debug.Log("Coffee discription and cost: " + coffee.GetDescription() + " $" + coffee.GetCost());
}
if (Input.GetKeyDown(KeyCode.F))
{
ICoffee coffee = new ChocolateDecorator(new Filtered());
Debug.Log("Coffee discription and cost: " + coffee.GetDescription() + " $" + coffee.GetCost());
}
if (Input.GetKeyDown(KeyCode.Z))
{
ICoffee coffee = new MilkDecorator(new Espresso());
Debug.Log("Coffee discription and cost: " + coffee.GetDescription() + " $" + coffee.GetCost());
}
if (Input.GetKeyDown(KeyCode.X))
{
ICoffee coffee = new MilkDecorator(new Filtered());
Debug.Log("Coffee discription and cost: " + coffee.GetDescription() + " $" + coffee.GetCost());
}
if (Input.GetKeyDown(KeyCode.C))
{
ICoffee coffee = new ChocolateDecorator(new MilkDecorator(new Filtered()));
Debug.Log("Coffee discription and cost: " + coffee.GetDescription() + " $" + coffee.GetCost());
}
if (Input.GetKeyDown(KeyCode.V))
{
ICoffee coffee = new ChocolateDecorator(new MilkDecorator(new Espresso()));
Debug.Log("Coffee discription and cost: " + coffee.GetDescription() + " $" + coffee.GetCost());
}
}
/// <summary>
/// Manages the coffee addIns
/// </summary>
/// <param name="drinkOrder"></param>
/// <param name="hasMilk"></param>
/// <param name="hasSugar"></param>
/// <param name="hasChocolate"></param>
/// <returns>IDrink</returns>
public static IDrink ProcessCoofeeAddIns(IDrink drinkOrder, bool hasMilk, bool hasSugar, bool hasChocolate)
{
try
{
IDrink fullDrink;
//in this case every coffee allow every addIns
if (hasMilk && hasSugar && hasChocolate)
{
return(fullDrink = new MilkDecorator(new SugarDecorator(new ChocolateDecorator(drinkOrder))));
}
else if (!hasMilk && hasSugar && hasChocolate)
{
return(fullDrink = new SugarDecorator(new ChocolateDecorator(drinkOrder)));
}
else if (hasMilk && !hasSugar && hasChocolate)
{
return(fullDrink = new MilkDecorator(new ChocolateDecorator(drinkOrder)));
}
if (hasMilk && hasSugar && !hasChocolate)
{
return(fullDrink = new MilkDecorator(new SugarDecorator(drinkOrder)));
}
else if (!hasMilk && !hasSugar && hasChocolate)
{
return(fullDrink = new ChocolateDecorator(drinkOrder));
}
else if (hasMilk && !hasSugar && !hasChocolate)
{
return(fullDrink = new MilkDecorator(drinkOrder));
}
else if (!hasMilk && hasSugar && !hasChocolate)
{
return(fullDrink = new SugarDecorator(drinkOrder));
}
else
{
//drink without addIns
return(drinkOrder);
}
}
catch (Exception)
{
throw;
}
}
/// <summary>
/// Manage the Tea addIns follows some rules
/// </summary>
/// <param name="drinkOrder"></param>
/// <param name="hasMilk"></param>
/// <param name="hasSugar"></param>
/// <returns></returns>
public static IDrink ProcessTeaAddIns(IDrink drinkOrder, bool hasMilk, bool hasSugar)
{
IDrink fullDrink;
try
{
//IceTea allows just sugar
if (drinkOrder.GetType() == typeof(IceTea))
{
if (hasSugar)
{
return(fullDrink = new SugarDecorator(drinkOrder));
}
else
{
return(drinkOrder);
}
}
else
{
//Tea does not allow Chocolate
if (hasMilk && hasSugar)
{
return(fullDrink = new MilkDecorator(new SugarDecorator(drinkOrder)));
}
else if (!hasMilk && hasSugar)
{
return(fullDrink = new SugarDecorator(drinkOrder));
}
else if (hasMilk && !hasSugar)
{
return(fullDrink = new MilkDecorator(drinkOrder));
}
else
{
return(drinkOrder);
}
}
}
catch (Exception)
{
throw;
}
}
private void Update()
{
/// <summary>
/// Espresso
/// </summary>
/// <returns></returns>
if (Input.GetKeyDown(KeyCode.E))
{//Default Espress
ICoffee coff = new CoffeeEspresso();
Debug.Log("New " + coff.GetDescription() + " Cost: " + coff.GetCost().ToString());
}
if (Input.GetKeyDown(KeyCode.R))
{//Espress w/milk
ICoffee coff = new MilkDecorator(new CoffeeEspresso());
Debug.Log("New " + coff.GetDescription() + " Cost: " + coff.GetCost().ToString());
}
if (Input.GetKeyDown(KeyCode.T))
{//Espress w/choc
ICoffee coff = new ChocolateDecorator(new CoffeeEspresso());
Debug.Log("New " + coff.GetDescription() + " Cost: " + coff.GetCost().ToString());
}
if (Input.GetKeyDown(KeyCode.Y))
{//Espress w/choc & Milk
ICoffee coff = new ChocolateDecorator(new MilkDecorator(new CoffeeEspresso()));
Debug.Log("New " + coff.GetDescription() + " Cost: " + coff.GetCost().ToString());
}
/// <summary>
/// Filtered
/// </summary>
/// <returns></returns>
if (Input.GetKeyDown(KeyCode.F))
{//Default Filtered
ICoffee coff = new CoffeeFiltered();
Debug.Log("New " + coff.GetDescription() + " Cost: " + coff.GetCost().ToString());
}
if (Input.GetKeyDown(KeyCode.G))
{//Filtered w/milk
ICoffee coff = new MilkDecorator(new CoffeeFiltered());
Debug.Log("New " + coff.GetDescription() + " Cost: " + coff.GetCost().ToString());
}
if (Input.GetKeyDown(KeyCode.H))
{//Filtered w/choc
ICoffee coff = new ChocolateDecorator(new CoffeeFiltered());
Debug.Log("New " + coff.GetDescription() + " Cost: " + coff.GetCost().ToString());
}
if (Input.GetKeyDown(KeyCode.J))
{//Filtered w/Milk & choc
ICoffee coff = new MilkDecorator(new ChocolateDecorator(new CoffeeFiltered()));
Debug.Log("New " + coff.GetDescription() + " Cost: " + coff.GetCost().ToString());
}
}
