public void SaledBook(int masach)
{
try
{
Sach book = db.Saches.Where(x => x.ma == masach).Single();
book.gioithieu = "da ban";
book.ngaydang = DateTime.Now.Date;
book.tinhtrang = true;
db.SaveChanges();
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
Trace.TraceInformation(
"Class: {0}, Property: {1}, Error: {2}",
validationErrors.Entry.Entity.GetType().FullName,
validationError.PropertyName,
validationError.ErrorMessage);
}
}
}
}
public int SuaBaiDang(BaiDang Db_New)
{
// BaiDang BaiDang_old = db.BaiDangs.Where(p => p.ma.Equals(Db_New.ma)).SingleOrDefault();
BaiDang bdold = db.BaiDangs.Where(w => w.ma == Db_New.ma).SingleOrDefault();
bdold = Db_New;
db.SaveChanges();
return(5);
// return Db_New.mataikhoan;
}
public bool insertBaiDang(BaiDang bd)
{
Boolean temp = true;
if (bd.ten == null)
{
temp = false;
return(temp);
}
db.BaiDangs.Add(bd);
try
{
db.SaveChanges();
db.SaveChangesAsync();
db.SaveChanges();
}
catch (Exception ex)
{
temp = false;
}
return(temp);
}
public Boolean Insert(TaiKhoan entity)
{
db.TaiKhoans.Add(entity);
Boolean temp = true;
try
{
db.SaveChanges();
}
catch (Exception ex)
{
temp = false;
}
return(temp);
}
