public void Add(Lesson entity)
{
if (Validation(entity))
{
return;
}
if (_lessonDal.GetAll().Any(p => p.LessonCode.Equals(entity.LessonCode)))
{
Message.Error("Ders Kodu Mevcut!");
return;
}
try
{
_lessonDal.Add(entity);
Message.Info("Ders eklendi.");
}
catch (Exception exp)
{
Message.Error("Ders eklenirken hata oluştu!\n" + exp.Message);
}
}
public List <Lesson> GetAll()
{
return(_lessonDal.GetAll());
}
public IDataResult <List <Lesson> > GetAll(Expression <Func <Class, bool> > filter = null)
{
return(new SuccessDataResult <List <Lesson> >(_lessonDal.GetAll()));
}