private Notification(Gigs gigs, NotificationType notificationType, DateTime orginalDateTime, string orginalVenue)
{
DateTime = DateTime.Now;
Gigs = gigs ?? throw new ArgumentNullException(nameof(gigs));
OrginalDateTime = orginalDateTime;
OrginalVenue = orginalVenue;
Type = notificationType;
}
public static Notification GigUpdate(Gigs newgig, DateTime orginalDateTime, string orginalVenue)
{
var notification = new Notification(newgig, NotificationType.GigCreate)
{
OrginalDateTime = orginalDateTime,
OrginalVenue = orginalVenue
};
return(notification);
}
public static Notification GigCancel(Gigs gigs)
{
return(new Notification(gigs, NotificationType.GigCanceled));
}
public static Notification GigCreate(Gigs gigs)
{
return(new Notification(gigs, NotificationType.GigCreate));
}
public Notification(Gigs gigs, NotificationType notificationType)
{
DateTime = DateTime.Now;
Gigs = gigs ?? throw new ArgumentNullException(nameof(gigs));
Type = notificationType;
}
public void Attending(Gig gig)
{
Gigs.Add(gig);
}
//It is better to have this in a repository.
public bool IsAttending(int gigId)
{
return(Gigs.Any(g => g.Id == gigId));
}
public void NotAttending(Gig gig)
{
Gigs.Remove(gig);
}