public string CheckAccount(string rdrId, string rdrPwd)
{
bool result = false;
Response response = _db.Login();
if (CheckResponse.ErrorCode(response))
{
response = _db.FindReader(rdrId, rdrPwd);
if (CheckResponse.ErrorCode(response))
{
result = CheckResponse.ContainRdr(response);
}
}
return(result ? "Accept" : "Reject");
}