static void Main(string[] args)
{
#region Lab_1
var customerObesrver = new CustomerObserver();
var employeeObserver = new EmployeeObserver();
ProductSubject productSubject = new ProductSubject();
productSubject.Attached(customerObesrver);
productSubject.Attached(employeeObserver);
productSubject.Update();
#endregion
Console.WriteLine("\n");
#region Lab_2
ConcreteProduct concreteProduct = new ConcreteProduct("HP Laptop", 12);
concreteProduct.members.Add(new ConcreteMember {
EmailAddress = "*****@*****.**"
});
concreteProduct.members.Add(new ConcreteMember {
EmailAddress = "*****@*****.**"
});
concreteProduct.Price = 15;
#endregion
Console.ReadKey();
}
static void Main(string[] args)
{
var customer = new CustomerObserver();
ProductManager productManager = new ProductManager();
productManager.Attach(customer);
productManager.Attach(new EmployeeObserver());
productManager.Detach(customer);
productManager.UpdatePrice();
}
static void Main(string[] args)
{
CustomerObserver customerObserver = new CustomerObserver();
ProductManager productManager = new ProductManager();
productManager.Attach(customerObserver); //müşteri için bir observer ekle
productManager.Detach(customerObserver); //müşteri için eklenen observer'ı kaldır
productManager.Attach(new EmployeeObserver());
productManager.Update();
Console.ReadLine();
}
static void Main(string[] args)
{
ProductManager productManager = new ProductManager();
var customerObserver = new CustomerObserver();
var employeeObserver = new EmployeeObserver();
productManager.Attach(customerObserver);
productManager.Attach(employeeObserver);
productManager.UpdatePrice();
Console.ReadLine();
}
static void Main(string[] args)
{
//ana kısımda
var customerObserver = new CustomerObserver();
ProductManager productManager = new ProductManager();
productManager.Attach(customerObserver);
productManager.Attach(new EmployeeObserver()); //eklemek için
productManager.Detach(customerObserver);
productManager.UpdatePrice();
Console.ReadLine();
}
static void Main(string[] args)
{
//sık kullanılır.
//kendisine abone olan sistemlerin bir işlem olduğunda devreye girmesini sağlayan desen.
//bir alışveriş sisteminde fiyatı düşen ürün hakkında bilgi almak
var customerObserver = new CustomerObserver();
ProductManager productManager = new ProductManager();
productManager.Attach(customerObserver);
productManager.Attach(new EmployeeObserver());
productManager.Detach(customerObserver);
productManager.UpdatePrice();
Console.ReadLine();
}