public List <string> LoginAccess(string username, string password)
{
StudentRepo repo = new StudentRepo();
if ((username != "giaovu" && password.Length < 8) || password.Length > 16)
{
return(new List <string>());
}
return(repo.CheckAccount(username, password));
}
public string ChangePassword(string username, string password, string newPassword)
{
StudentRepo repo = new StudentRepo();
List <string> user = repo.CheckAccount(username, password);
if (user.Count == 0)
{
return("Current password is not correct.");
}
if (repo.PasswordChanged(username, newPassword))
{
return("Password has been changed successfully.");
}
else
{
return("Cannot change the password.");
}
}