public static bool Add_GiaSP(Gia_SP gia_SP)
{
try
{
using (CuaHang_XeMayEntities entities = new CuaHang_XeMayEntities())
{
entities.Gia_SP.Add(gia_SP);
entities.SaveChanges();
return(true);
}
}
catch (Exception)
{
return(false);
}
}
public static bool Delete_GiaSP(int maGiaSP)
{
try
{
using (CuaHang_XeMayEntities entities = new CuaHang_XeMayEntities())
{
Gia_SP giaSP = entities.Gia_SP.Where(p => p.ma_GiaSP == maGiaSP).FirstOrDefault();
entities.Gia_SP.Remove(giaSP);
entities.SaveChanges();
return(true);
}
}
catch (Exception)
{
return(false);
}
}
public static bool Update_GiaSP(Gia_SP gia_SP)
{
try
{
using (CuaHang_XeMayEntities entities = new CuaHang_XeMayEntities())
{
Gia_SP giaSP = entities.Gia_SP.Where(p => p.ma_GiaSP == gia_SP.ma_GiaSP).FirstOrDefault();
giaSP.ngay_BDSP = gia_SP.ngay_BDSP;
giaSP.gia_SP1 = gia_SP.gia_SP1;
entities.SaveChanges();
return(true);
}
}
catch (Exception)
{
return(false);
}
}
