NotificationSystem/Program.cs at main · mkvmethsara/NotificationSystem · GitHub

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using System;


public interface Notification
{
    void Send();
}


public class EmailNotification : Notification
{
    public void Send()
    {
        Console.WriteLine("Sending Email Notification...");
    }
}

public class SMSNotification : Notification
{
    public void Send()
    {
        Console.WriteLine("Sending SMS Notification...");
    }
}

public class PushNotification : Notification
{
    public void Send()
    {
        Console.WriteLine("Sending Push Notification...");
    }
}


public abstract class NotificationFactory
{
    // The Factory Method
    public abstract Notification CreateNotification();

    // Core logic that relies on the abstraction
    public void ExecuteNotification()
    {
        Notification notification = CreateNotification();
        notification.Send();
    }
}


public class EmailFactory : NotificationFactory
{
    public override Notification CreateNotification()
    {
        return new EmailNotification();
    }
}

public class SMSFactory : NotificationFactory
{
    public override Notification CreateNotification()
    {
        return new SMSNotification();
    }
}

public class PushFactory : NotificationFactory
{
    public override Notification CreateNotification()
    {
        return new PushNotification();
    }
}

class Program
{
    static void Main(string[] args)
    {
        Console.WriteLine("--- Notification System ---");

        NotificationFactory emailFactory = new EmailFactory();
        emailFactory.ExecuteNotification();

        NotificationFactory smsFactory = new SMSFactory();
        smsFactory.ExecuteNotification();

        NotificationFactory pushFactory = new PushFactory();
        pushFactory.ExecuteNotification();
    }
}