static void Main(string[] args)
{
List <Product> products = new List <Product>()
{
new Product()
{
Name = "DVD", Value = 250.98
},
new Product()
{
Name = "Blue Ray", Value = 450
}
};
RegularOrder regular = new RegularOrder(products);
Console.WriteLine($"regular order total: {regular.CalculateTotalOrderPrice().ToString("C")}");
PreOrder pre = new PreOrder(products);
Console.WriteLine($"pre order total: {pre.CalculateTotalOrderPrice().ToString("C")}");
// NOW WE USE A DECORATOR
PremiumPreorder premiumPre = new PremiumPreorder(pre);
Console.WriteLine($"pre order total for premium: {premiumPre.CalculateTotalOrderPrice().ToString("C")}");
// ANOTHER ONE
EverythingMustGoOrder everythingOrder = new EverythingMustGoOrder(regular);
Console.WriteLine($"everything must go (regular) order total: {everythingOrder.CalculateTotalOrderPrice().ToString("C")}");
EverythingMustGoOrder everythingPreOrder = new EverythingMustGoOrder(pre);
Console.WriteLine($"everything must go (pre) order total: {everythingPreOrder.CalculateTotalOrderPrice().ToString("C")}");
}
public override bool HandleSaveTask()
{
bool success = false;
try
{
RegularOrder order = SelectedOrder;
if (order != null && ValidateInput())
{
// Collects order information
Collection <OrderItem> orderItems = new Collection <OrderItem>();
order.sender_id = Sender.id;
order.recipient_id = Recipient.id;
order.tour_id = cboDestination.SelectedValue.ToString();
order.order_status = CurrentDeliveryStatus.ToString();
int totalQuantity = 0;
decimal totalValue = 0;
decimal totalCost = 0;
foreach (var item in ucItemsList.OrderItems)
{
OrderItem newOrderItem = new OrderItem()
{
id = IDGenerator.NewOrderItemId(order.id, orderItems.Count + 1),
order_id = order.id,
name = item.name,
weight = item.weight,
size = item.size,
quantity = item.quantity,
value = item.value,
description = item.description,
cost = item.cost,
order_item_number = item.order_item_number
};
orderItems.Add(newOrderItem);
totalQuantity += item.quantity;
totalValue += item.value * item.quantity;
totalCost += item.cost;
}
order.total_quantity = totalQuantity;
order.total_value = totalValue;
order.total_cost = decimal.Parse(tbTotalCost.Text);
if (rbtnDeliveryStatus_Closed.Checked)
{
order.closed_date = DateTime.Now;
}
string result = _business.Update(order, orderItems);
if (string.IsNullOrEmpty(result))
{
MessageBox.Show("Đơn hàng đã cập nhật thành công.", string.Empty, MessageBoxButtons.OK, MessageBoxIcon.None);
ChangeOrderDetailsEditingStatus(false);
_isEditing = false;
success = true;
DataBind();
PopulateOrderDetails(order);
}
else
{
MessageBox.Show(result, Constants.Messages.ERROR_CAPTION, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
catch (Exception ex)
{
AppLogger.logError(this.ToString(), "Error occurs when saving order changes.", ex);
MessageBox.Show("Có lỗi xảy ra trong khi cập nhập đơn hàng.", Constants.Messages.ERROR_CAPTION, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
return(success);
}
static void Main(string[] args)
{
var random = new Random();
// ********* Builder(Fluent) Pattern Usage: START *********
// creating dummy data for products simulation
int capacity = 3;
var products = new List <Product>(capacity);
for (int i = 1; i <= capacity; i++)
{
products.Add(
new Product
{
Id = Guid.NewGuid(),
Name = $"Product {i}",
Price = Math.Round(random.NextDouble() * 100, 2),
NumberInStock = random.Next(100)
});
}
// creation of builder is mandatory. because we use it when we create manager for report builder
var builder = new ProductStockReportBuilder(products);
var manager = new ProductStockReportManager(builder);
// report is generated by manager
manager.BuildReport();
var productsReport = builder.GetReport();
Console.WriteLine(productsReport);
// ********* Builder(Fluent) Pattern Usage: END *********
// -------------------------------------------------------------------------
// ********* Fluent Builder Interface with Recursive Generics Pattern Usage: START *********
var emp = EmployeeBuilderManager.NewEmployee
.WithFirstName("Nuran").WithLastName("Tarlan").WithAge(18)
.WithEMail("*****@*****.**")
.WithMainPhone("xxx-xxx-xx-xx").WithBackupPhone("xxx-xxx-xx-xx")
.AtPosition(Positions.FullStackDeveloper).WithSalary(500).Build();
Console.WriteLine(emp);
// ********* Fluent Builder Interface with Recursive Generics Pattern Usage: END *********
// -------------------------------------------------------------------------
// ********* Faceted Builder Pattern Usage: START
var car = new CarBuilderFacade()
.Info.WithBrand(CarBrands.Subaru).WithModel("Impreza").CreatedAt(2003).WithDistance(186522.5)
.Engine.WithEngine(1800).WithHorsePower(422).WithTorque(600)
.Trade.WithPrice(18000.0m).IsSecondHand(true)
.Address.InCity("Baku").InDealer("Subaru XXXXX-XX")
.Build();
Console.WriteLine(car);
// ********* Faceted Builder Pattern Usage: END
// -------------------------------------------------------------------------
// ********* Factory Method Pattern Usage: START
AirConditioner.InitializeFactories()
.ExecuteCreation(Actions.Cooling, 20.2)
.Operate();
// ********* Factory Method Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Singleton Pattern Usage: START
var db1 = SingletonDataContainer.GetInstance;
Console.WriteLine($"Population of Sumqayit: {db1.GetPopulation("Sumqayit")}");
var db2 = SingletonDataContainer.GetInstance;
Console.WriteLine($"Baku: {db2.GetPopulation("Baku")} people");
// ********* Singleton Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Adapter Pattern Usage: START
var xmlConverter = new CustomXmlConverter();
var adapter = new XmlToJsonAdapter(xmlConverter);
adapter.ConvertXmlToJson();
// ********* Adapter Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Composite Pattern Usage: START
// single gift
var phone = new SingleGift("Phone", 500);
phone.CalculateTotalPrice();
Console.WriteLine();
// composite many gifts together
var rootBox = new CompositeGift("Surprise Box for Teenagers", true);
var truckToy = new SingleGift("Truck Toy", 220);
var plainToy = new SingleGift("Plain Toy", 89);
rootBox.Add(truckToy);
rootBox.Add(plainToy);
var childBox = new CompositeGift("Surprise Box for Children", false);
var soldierToy = new SingleGift("Soldier Toy", 15);
childBox.Add(soldierToy);
rootBox.Add(childBox);
rootBox.CalculateTotalPrice();
// ********* Composite Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Decorator Pattern Usage: START
var regularOrder = new RegularOrder();
Console.WriteLine(regularOrder.CalculateTotalOrderPrice() + "\n");
var preOrder = new PreOrder();
Console.WriteLine(preOrder.CalculateTotalOrderPrice() + "\n");
var premiumPreOrder = new PremiumPreOrder(preOrder);
Console.WriteLine(premiumPreOrder.CalculateTotalOrderPrice());
// ********* Decorator Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Command Pattern Usage: START
var modifyPrice = new ModifyPrice();
var product = new Product2("Phone", 500);
modifyPrice.Execute(new ProductCommand(product, PriceAction.Increase, 100));
modifyPrice.Execute(new ProductCommand(product, PriceAction.Decrease, 700));
modifyPrice.Execute(new ProductCommand(product, PriceAction.Decrease, 20));
Console.WriteLine(product);
modifyPrice.UndoActions();
Console.WriteLine(product);
// ********* Command Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Strategy Pattern Usage: START
var reports = new List <DeveloperReport>
{
new DeveloperReport {
Id = 1, Name = "Dev1", Level = DeveloperLevel.Senior, HourlyRate = 30.5, WorkingHours = 160
},
new DeveloperReport {
Id = 2, Name = "Dev2", Level = DeveloperLevel.Junior, HourlyRate = 20, WorkingHours = 120
},
new DeveloperReport {
Id = 3, Name = "Dev3", Level = DeveloperLevel.Senior, HourlyRate = 32.5, WorkingHours = 130
},
new DeveloperReport {
Id = 4, Name = "Dev4", Level = DeveloperLevel.Junior, HourlyRate = 24.5, WorkingHours = 140
}
};
var calculatorContext = new SalaryCalculator(new JuniorDeveloperSalaryCalculator());
var juniorTotal = calculatorContext.Calculate(reports);
Console.WriteLine($"Total amount for junior salaries is: {juniorTotal}");
calculatorContext.SetCalculator(new SeniorDeveloperSalaryCalculator());
var seniorTotal = calculatorContext.Calculate(reports);
Console.WriteLine($"Total amount for senior salaries is: {seniorTotal}");
Console.WriteLine($"Total cost for all the salaries is: {juniorTotal + seniorTotal}");
// ********* Strategy Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Facade Pattern Usage: START
var facade = new Facade.Facade();
var chickenOrder = new Order()
{
DishName = "Chicken with rice", DishPrice = 20.0, User = "******", ShippingAddress = "Random street 123"
};
var sushiOrder = new Order()
{
DishName = "Sushi", DishPrice = 52.0, User = "******", ShippingAddress = "More random street 321"
};
facade.OrderFood(new List <Order> {
chickenOrder, sushiOrder
});
// ********* Facade Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Prototype Pattern Usage: START
var grid = new List <IBlock>();
grid.AddRange(new List <IBlock>
{
BlockFactory.Create("Hello, world!"),
BlockFactory.Create("3"),
BlockFactory.Create("16/05/2002"), // datetime
BlockFactory.Create("08/22/2021") // string, because 12 month exist in calendar
});
foreach (var block in grid)
{
Console.WriteLine(block);
}
var block5 = (DateTimeBlock)grid[2].Clone();
block5.Format = "MM/dd/yyyy";
grid.Add(block5);
Console.WriteLine("\nblock5 is added...");
Console.WriteLine(block5);
var block6 = (DateTimeBlock)grid[4].Clone();
block6.DateTime = DateTime.UtcNow;
grid.Add(block6);
Console.WriteLine("\nblock6 is added...");
Console.WriteLine(block6);
// ********* Prototype Pattern Usage: END
// -------------------------------------------------------------------------
Console.WriteLine("\n-------------------------------\n");
// ********* Protection-Proxy Pattern Usage: START
var settings = new Settings("settings config");
Console.WriteLine(settings.GetConfig());
var authService = new AuthService();
var protectedSettings = new ProtectedSettings(authService);
Console.WriteLine(protectedSettings.GetConfig());
// ********* Protection-Proxy Pattern Usage: END
// ********* Iterator Pattern Usage: START
var numbers = new CustomLinkedList <int>(1);
for (int i = 2; i < 8; i++)
{
numbers.Add(i);
}
var iterator = numbers.Iterator;
while (!iterator.Complete)
{
Console.WriteLine(iterator.Next());
}
// Exception will be thrown
// Console.WriteLine(iterator.Next());
// ********* Iterator Pattern Usage: END
}
static void Main(string[] args)
{
// Factory Pattern
var factory = new AirConditioner().ExecuteCreation(Actions.Cooling, 20);
factory.Operate();
//---------------------------------------------------------------------
//Facted Builder Pattern
var car = new CarBuilderFacade()
.Info
.WithColor("Black")
.WithNumberOfDoors(4)
.WithType("BMW")
.Built
.AtAddress("Address")
.InCity("Alexandria")
.Build();
Console.WriteLine(car.ToString());
//------------------------------------------------------------------------
// Composite Pattern
var phone = new SingleGift("Phone", 256);
phone.CalculateTotalPrice();
//composite gift
var rootBox = new CompositeGift("RootBox", 0);
var truckToy = new SingleGift("TruckToy", 289);
var plainToy = new SingleGift("PlainToy", 587);
rootBox.Add(truckToy);
rootBox.Add(plainToy);
var childBox = new CompositeGift("ChildBox", 0);
var soldierToy = new SingleGift("SoldierToy", 200);
childBox.Add(soldierToy);
rootBox.Add(childBox);
Console.WriteLine($"Total price of this composite present is: {rootBox.CalculateTotalPrice()}");
//-----------------------------------------------------------------------
// Decorator Pattern
var regularOrder = new RegularOrder();
Console.WriteLine(regularOrder.CalculateTotalOrderPrice());
Console.WriteLine();
var preOrder = new Preorder();
Console.WriteLine(preOrder.CalculateTotalOrderPrice());
Console.WriteLine();
var premiumPreorder = new PremiumPreorder(preOrder);
Console.WriteLine(premiumPreorder.CalculateTotalOrderPrice());
//---------------------------------------------------------------------
// Strategy Pattern
var reports = new List <DeveloperReport>
{
new DeveloperReport {
Id = 1, Name = "Dev1", Level = DeveloperLevel.Senior, HourlyRate = 30.5, WorkingHours = 160
},
new DeveloperReport {
Id = 2, Name = "Dev2", Level = DeveloperLevel.Junior, HourlyRate = 20, WorkingHours = 120
},
new DeveloperReport {
Id = 3, Name = "Dev3", Level = DeveloperLevel.Senior, HourlyRate = 32.5, WorkingHours = 130
},
new DeveloperReport {
Id = 4, Name = "Dev4", Level = DeveloperLevel.Junior, HourlyRate = 24.5, WorkingHours = 140
}
};
var calculatorContext = new SalaryCalculator(new JuniorDevSalaryCalculator());
var juniorTotal = calculatorContext.Calculate(reports);
Console.WriteLine($"Total amount for junior salaries is: {juniorTotal}");
calculatorContext.SetCalculator(new SeniorDevSalaryCalculator());
var seniorTotal = calculatorContext.Calculate(reports);
Console.WriteLine($"Total amount for senior salaries is: {seniorTotal}");
Console.WriteLine($"Total cost for all the salaries is: {juniorTotal + seniorTotal}");
Console.Read();
}
private void btnCreateOrder_Click(object sender, EventArgs e)
{
if (ValidateInput() &&
MessageBox.Show(Constants.Messages.CREATE_ORDER_CONFIRMATION_MESSAGE, Constants.Messages.CREATE_ORDER_CONFIRMATION_CAPTION, MessageBoxButtons.OKCancel) == DialogResult.OK)
{
bool success = true;
string saveResult = string.Empty;
try
{
// Creates OrderBase instance and gets general info
OrderBase order = new OrderBase();
order.id = rbtnOrderType_Regular.Checked ? IDGenerator.NewId <RegularOrder>() : IDGenerator.NewId <IrregularOrder>();
AppLogger.logDebug(this.ToString(), string.Format("Id: {0}", order.id));
order.payment_status = this.rbtnPaymentStatus_Paid.Checked ? Constants.PaymentStatus.Paid.ToString() : Constants.PaymentStatus.Unpaid.ToString();
order.order_status = Constants.DeliveryStatus.Waiting.ToString();
order.tour_id = cboDestination.SelectedValue.ToString();
order.created_date = DateTime.Now;
order.created_by = SystemParam.CurrentUser.user_name;
int totalQuantity = 0;
decimal totalValue = 0;
decimal totalCost = 0;
foreach (var item in ucItemsList.OrderItems)
{
item.id = IDGenerator.NewOrderItemId(order.id, ucItemsList.OrderItems.IndexOf(item) + 1);
item.order_id = order.id;
totalQuantity += item.quantity;
totalValue += item.value * item.quantity;
totalCost += item.cost;
}
order.total_quantity = totalQuantity;
order.total_value = totalValue;
order.total_cost = totalCost;
// Convert order info per order type
if (rbtnOrderType_Regular.Checked)
{
RegularOrder regularOrder = order.ToRegular();
regularOrder.sender_id = Sender.id;
regularOrder.recipient_id = Recipient.id;
saveResult = _regularBusiness.Insert(regularOrder, ucItemsList.OrderItems);
}
else
{
IrregularOrder irregularOrder = order.ToIrregular();
irregularOrder.sender_name = tbSenderName.Text;
irregularOrder.sender_phone = tbSenderPhoneNumber.Text;
irregularOrder.sender_id_card_no = tbSenderIDCardNo.Text;
irregularOrder.sender_address = tbSenderAddress.Text;
irregularOrder.recipient_name = tbRecipientName.Text;
irregularOrder.recipient_phone = tbRecipientPhoneNumber.Text;
irregularOrder.recipient_id_card_no = tbRecipientIDCardNo.Text;
irregularOrder.recipient_address = tbRecipientAddress.Text;
if (rbtnPaymentStatus_Paid.Checked &&
(new IrregularOrderPaymentView(irregularOrder, ucItemsList.OrderItems)).ShowDialog() != System.Windows.Forms.DialogResult.OK)
{
AppLogger.logDebug(this.ToString(), "Payment process cancelled.");
return;
}
saveResult = _irregularBusiness.Insert(irregularOrder, ucItemsList.OrderItems);
}
}
catch (Exception ex)
{
AppLogger.logError(this.ToString(), ex.Message, ex);
success = false;
}
if (success && string.IsNullOrEmpty(saveResult))
{
AppLogger.logInfo(this.ToString(), "Finish inserting new order into database.");
MessageBox.Show("Đã tạo thành công đơn hàng mới.", string.Empty, MessageBoxButtons.OK, MessageBoxIcon.None);
this.DialogResult = System.Windows.Forms.DialogResult.OK;
this.Close();
}
else
{
if (string.IsNullOrEmpty(saveResult))
{
saveResult = Constants.Messages.CREATE_ORDER_ERROR_MESSAGE;
}
MessageBox.Show(saveResult, Constants.Messages.ERROR_CAPTION, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
