//+++ ham dang nhap
public bool Login(string tk, string mk)
{
TAIKHOAN TK = new TAIKHOAN();
DataProvider context = new DataProvider();
//TK.TENTAIKHOAN = tk
TAIKHOAN DN = context.TAIKHOANs.FirstOrDefault(p => p.TENTAIKHOAN == tk && p.MATKHAU == mk);
if (DN != null)
{
return(true);
}
return(false);
}
public bool checkUserName(string Tk)
{
TAIKHOAN tk = new TAIKHOAN();
DataProvider context = new DataProvider();
tk.TENTAIKHOAN = Tk;
TAIKHOAN tkDH = context.TAIKHOANs.FirstOrDefault(p => p.TENTAIKHOAN == tk.TENTAIKHOAN);
if (tkDH == null)
{
return(true);
}
return(false);
}
//+++ ham chuc nang
public void addAccount(string tk, string mk)
{
TAIKHOAN TK = new TAIKHOAN();
DataProvider contextDB = new DataProvider();
TK.TENTAIKHOAN = tk;
TK.MATKHAU = mk;
TAIKHOAN tkDH = contextDB.TAIKHOANs.FirstOrDefault(p => p.MATK.ToString() == TK.MATK.ToString());
if (tkDH == null)
{
contextDB.Database.ExecuteSqlCommand("Insert into TAIKHOAN( TENTAIKHOAN,MATKHAU) Values('" + TK.TENTAIKHOAN + "','" + TK.MATKHAU + "')");
contextDB.SaveChanges();
}
}