public string Login(string data, Client client, Server server)
{
string[] strs = data.Split(',');
string username = strs[0];
string password = strs[1];
User user = userDAO.VerifyUser(client.SqlConn, username, password);
if (user == null)
{
return(((int)ReturnCode.Fail).ToString());
}
else
{
Result result = resultDAO.GetResultByID(client.SqlConn, user.Id);
//登录成功后要返回战绩信息，字符串格式化组拼
return(string.Format("{0},{1},{2},{3}", ((int)ReturnCode.Success).ToString(), user.Username, result.totalCount, result.winCount));
}
}