Domain Notification Structures Sample

2.Post.DomainNotification.Notification.cs

public class Notification
{
	public string Key { get; }
	public string Message { get; }

	public Notification(string key, string message)
	{
		Key = key;
		Message = message;
	}
}

3.Post.DomainNotification.NotificationContext.cs

public class NotificationContext
{
	private readonly List<Notification> _notifications;
	public IReadOnlyCollection<Notification> Notifications => _notifications;
	public bool HasNotifications => _notifications.Any();

	public NotificationContext()
	{
		_notifications = new List<Notification>();
	}

	public void AddNotification(string key, string message)
	{
		_notifications.Add(new Notification(key, message));
	}

	public void AddNotification(Notification notification)
	{
		_notifications.Add(notification);
	}

	public void AddNotifications(IReadOnlyCollection<Notification> notifications)
	{
		_notifications.AddRange(notifications);
	}

	public void AddNotifications(IList<Notification> notifications)
	{
		_notifications.AddRange(notifications);
	}

	public void AddNotifications(ICollection<Notification> notifications)
	{
		_notifications.AddRange(notifications);
	}

	public void AddNotifications(ValidationResult validationResult)
	{
		foreach (var error in validationResult.Errors)
		{
			AddNotification(error.ErrorCode, error.ErrorMessage);
		}
	}
}