using System.Collections.Generic; using Oqtane.Models; namespace Oqtane.Repository { public interface INotificationRepository { IEnumerable GetNotifications(int SiteId, int FromUserId, int ToUserId); Notification AddNotification(Notification Notification); Notification UpdateNotification(Notification Notification); Notification GetNotification(int NotificationId); void DeleteNotification(int NotificationId); } }