using Sog;

namespace Account
{
    public static class HttpProxySelect
    {
        public static int HttpProxyCount = 1;

        private static uint HttpProxySelectSeq = 0;

        private static uint HttpProxyID = 0;

        public static void Init(ServerApp app)
        {
            // 主备模式下cluster有独立的2套服务器, 每套服务器根据instId连接自己的DBServer
            int instId = (int)ServerIDUtils.GetInstanceID(app.ServerID);
            HttpProxyID = ServerIDUtils.GetLevel0ServerIDByType((int)ServerType.HttpProxy, instId);

            TraceLog.Debug("HttpProxySelect.Init HttpProxyID {0}", ServerIDUtils.IDToString(HttpProxyID));

            //HttpProxyCount = app.GetCluster().GetChannelCount((int)ServerType.HttpProxy);
            //TraceLog.Debug("HttpProxySelect.Init HttpProxyCount is {0}", HttpProxyCount);
        }

        /// <summary>
        /// httpproxy帐号登录验证本身是多线程的，线程数量是HttpProxyLoginWorkThreadCount个，分线程的逻辑是根据hash尾数来算的，
        /// 我们要保证的是某个帐号只会由固定的某个线程处理，这样可以规避多线程锁的问题
        /// </summary>
        /// <param name="accountType"></param>
        /// <param name="accountID"></param>
        /// <returns></returns>
        public static uint GetHttpProxyID(int accountType,string accountID)
        {
            return HttpProxyID;

            ////根据accounttype，id hash
            //string strHash = AccountUtils.CalcAccountKey(accountType, accountID);
            //int hash = AccountUtils.HashStringForIndex(strHash);

            ////先去掉线程尾数的影响
            //int muskThreadCount = hash / AccountUtils.HttpProxyLoginWorkThreadCount;

            ////根据进程数量计算
            //int dbIndex = muskThreadCount % HttpProxyCount;

            //return ServerIDUtils.GetLevel0ServerIDByType((int)ServerType.HttpProxy, (int)dbIndex + 1);
        }

        /// <summary>
        /// 轮流选择
        /// </summary>
        /// <returns></returns>
        public static uint GetHttpProxyIDTurns()
        {
            return HttpProxyID;

            //int dbIndex = (int)(HttpProxySelectSeq % HttpProxyCount);
            //HttpProxySelectSeq++;
            //return ServerIDUtils.GetLevel0ServerIDByType((int)ServerType.HttpProxy, (int)dbIndex + 1);
        }
    }
}