public int CreateNotification(NotificationModel nm)
{
int result = DaoUtilities.NO_CHANGES;
NOTIFICATION n = db.NOTIFICATION.Create();
n.NOTIF_ID = nm.NotificationId;
n.NOTIF_NAME = nm.Title;
n.NOTIF_MESSAGE = nm.Message;
n.NOTIF_DATE = nm.NotifDate;
n.NOTIF_USERID = nm.UserId;
db.NOTIFICATION.Add(n);
try
{
int saveResult = db.SaveChanges();
if (saveResult == 1)
result = DaoUtilities.SAVE_SUCCESSFUL;
}
catch (DbUpdateConcurrencyException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.UPDATE_CONCURRENCY_EXCEPTION;
}
catch (DbUpdateException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.UPDATE_EXCEPTION;
}
catch (DbEntityValidationException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.ENTITY_VALIDATION_EXCEPTION;
}
catch (NotSupportedException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.UNSUPPORTED_EXCEPTION;
}
catch (ObjectDisposedException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.DISPOSED_EXCEPTION;
}
catch (InvalidOperationException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.INVALID_OPERATION_EXCEPTION;
}
return result;
}
public int DeleteNotification(NotificationModel nm)
{
int result = DaoUtilities.NO_CHANGES;
NOTIFICATION n = db.NOTIFICATION.Find(nm.NotificationId);
if (n != null)
{
db.NOTIFICATION.Remove(n);
try
{
int saveResult = db.SaveChanges();
if (saveResult == 1)
result = DaoUtilities.SAVE_SUCCESSFUL;
}
catch (DbUpdateConcurrencyException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.UPDATE_CONCURRENCY_EXCEPTION;
}
catch (DbUpdateException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.UPDATE_EXCEPTION;
}
catch (DbEntityValidationException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.ENTITY_VALIDATION_EXCEPTION;
}
catch (NotSupportedException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.UNSUPPORTED_EXCEPTION;
}
catch (ObjectDisposedException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.DISPOSED_EXCEPTION;
}
catch (InvalidOperationException e)
{
Console.WriteLine(e.GetBaseException().ToString());
result = DaoUtilities.INVALID_OPERATION_EXCEPTION;
}
}
return result;
}
/// <summary>
/// Convert a notification from the database to a NotificatiobModel
/// </summary>
/// <param name="n"></param>
/// <returns></returns>
public NotificationModel ConvertNotificationToNotificatiobModel(NOTIFICATION n)
{
NotificationModel nm = new NotificationModel();
if (n != null)
{
nm.NotificationId = n.NOTIF_ID;
nm.Title = n.NOTIF_NAME;
nm.Message = n.NOTIF_MESSAGE;
nm.NotifDate = n.NOTIF_DATE;
nm.UserId = n.NOTIF_USERID;
}
else
nm = null;
return nm;
}
