public void Add(BookGiving bg)
{
Reader curR = (from t in cont.PersonSet where bg.Reader.Id == t.Id select t as Reader).First();
Librarian curL = (from t in cont.PersonSet where bg.Librarian.Id == t.Id select t as Librarian).First();
Publication curP = (from t in cont.PublicationSet where t.Id == bg.Publication.Id select t).First();
bg.Reader = curR;
bg.Librarian = curL;
bg.Publication = curP;
cont.BookGivingSet.Add(bg);
curP.Available = false;
cont.SaveChanges();
}
public void Add(BookGiving BG, BookReturning BR)
{
try
{
if (BG != null && BR != null)
{
Librarian curL = (from t in cont.PersonSet where BR.Librarian.Id == t.Id select t as Librarian).First();
BG.BookReturning = new BookReturning();
BG.BookReturning.Librarian = curL;
Penalty pn = new Penalty();
pn.Info = BR.Penalty.Info;
pn.Sum = BR.Penalty.Sum;
BG.BookReturning.Penalty = pn;
BG.BookReturning.Real_Return_Date = BR.Real_Return_Date;
BG.Publication.Available = true;
cont.SaveChanges();
}
}
catch { }
}
