using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

using Sog;
using ProtoCSStruct;
using Sog.IO;

namespace Game
{
    /// <summary>
    /// AB测试香港
    /// </summary>
    public static class ABTestSvc
    {
        public static int MakeABTestFlag(long uid, int realmId, string os, string ip,string deviceId)
        {
            ABTestConfig[] abTestConfigs = GameServerUtils.GetServerConfig().abTestConfigs;
            if(abTestConfigs == null || abTestConfigs.Length == 0)
            {
                return 0;
            }

            int flag = 0;

            foreach(var config in abTestConfigs)
            {
                if(config.abTestFlag <= 0)
                {
                    continue;
                }

                //ip白名单判断
                if (config.enableWhiteIPList == 1 && !LimitIPList.IsInWhiteList(ip, deviceId))
                {
                    continue;
                }

                //realm白名单判断
                if(!string.IsNullOrEmpty(config.os))
                {
                    if(string.IsNullOrEmpty(os))
                    {
                        continue;
                    }
                    string lowCase = os.ToLower();
                    if(lowCase != config.os)
                    {
                        continue;
                    }
                }

                //realmId白名单
                if(config.openOnRealmIds != null && config.openOnRealmIds.Length > 0)
                {
                    bool validRealmId = false;
                    foreach(var id in config.openOnRealmIds)
                    {
                        if(id == realmId)
                        {
                            validRealmId = true;
                            break;
                        }
                    }
                    if(validRealmId == false)
                    {
                        continue;
                    }
                }

                //
                int uidRemainder = (int)(uid % 10);
                if(uidRemainder < config.uidRemainderStart || uidRemainder > config.uidRemainderEnd)
                {
                    continue;
                }

                //按位，可以配置多个规则
                flag |= config.abTestFlag;

                TraceLog.Trace("ABTestSvc.MakeABTestFlag uid {0} realmId {1} os {2} ip {3} match abTestFlag {4} flag {5}",
                    uid, realmId, os, ip, config.abTestFlag, flag);
            }


            return flag;
        }

        
    }
}