using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Runtime.Serialization.Formatters.Binary;
using System.Text;
using ProtoCSStruct;
using World;

namespace Sog
{
	public enum LinkType
	{
		LinkType_Normal = 0,
		LinkType_TimeOut = 1,		
		LinkType_Die = 2,
		LinkType_NotExist = 3,
	}

 
	public class ServerLinkInfo
	{
		public int linkCount;
		public LinkType linkType = LinkType.LinkType_Normal; //默认有效
	}

	//canRemove = true 的话直接移除
	//其他情况下:1:isConnect = true 情况下,判断个1分钟超时后将canRemove设为true
	//2:isConnect = false的情况下,根据connectTime时间,接收时间2-3分钟后发给game,通知game干掉playersession
	public class GameConnectInfo
	{
		public long playerSessionID;
		public uint gateServerID;
		public string IPAddr = String.Empty;
		public long connectTime;
		public bool canRemove = false;
        public long userID; //玩家uid

	}

	[Serializable]
	public class PlayerLinkServerData : Singleton<PlayerLinkServerData>
	{
		public Dictionary<uint, ServerLinkInfo> serverLinkinfoDict;

		//玩家连接信息,由game转发过来
		public Dictionary<long, GameConnectInfo> connectInfo;

		public PlayerLinkServerData()
		{
			serverLinkinfoDict = new Dictionary<uint, ServerLinkInfo>();
			connectInfo = new Dictionary<long, GameConnectInfo>();
		}

        public void AddConnectInfo(ref SSGameConnectNotify notify, long connectTime)
        {
            if (connectInfo.ContainsKey(notify.PlayerSessionID))
            {
                return;
            }

            GameConnectInfo info = new GameConnectInfo();
            info.playerSessionID = notify.PlayerSessionID;
            info.gateServerID = notify.GateServerID;
            info.IPAddr = notify.IPAddr.ToString();
            info.connectTime = connectTime;

            connectInfo.Add(notify.PlayerSessionID, info);
        }

        public GameConnectInfo GetGameConnectInfo(long playerSessionID)
		{
			if (connectInfo.ContainsKey(playerSessionID))
			{				 
				return connectInfo[playerSessionID];
			}
			return null;
		}

        public void RemoveGameConnectInfo(long playerSessionID)
        {
            if (connectInfo.ContainsKey(playerSessionID))
            {
                connectInfo.Remove(playerSessionID);
            }
        }




        //有连接world的selrve就初始化下
        public void InitLinkServer(uint serverID)
		{
			if (serverLinkinfoDict.ContainsKey(serverID) == false)
			{
				ServerLinkInfo linkInfo = new ServerLinkInfo();
				serverLinkinfoDict.Add(serverID, linkInfo);
			}
		}
		
		//server是否是有效状态
		public bool ServerIsValid(uint serverID)
		{
			if (serverID == 0)
			{
				return false;
			}
			if (serverLinkinfoDict.ContainsKey(serverID))
			{
				return serverLinkinfoDict[serverID].linkType == LinkType.LinkType_Normal;
			}
			return false;
		}

		//获取linktype
		public LinkType GetServerLinkType(uint serverID)
		{
			if (serverLinkinfoDict.ContainsKey(serverID))
			{
				return serverLinkinfoDict[serverID].linkType;
			}
			return LinkType.LinkType_NotExist;
		}

		//获取server已经连接的数目(包含还在缓存中的玩家)
		public int GetServerIDLinkCount(uint serverID)
		{
			if (serverLinkinfoDict.ContainsKey(serverID))
			{
				return serverLinkinfoDict[serverID].linkCount;
			}
			return 0;
		}

		public void ResetServerIDLinkCount(uint serverID)
		{
			if (serverLinkinfoDict.ContainsKey(serverID))
			{
				serverLinkinfoDict[serverID].linkCount = 0;
			}
		}
		//增加连接数
		public void ChangeServerIDLinkCount(uint serverID, int Addcount = 1)
		{
			if (serverLinkinfoDict.ContainsKey(serverID) == false)
			{
				ServerLinkInfo linkInfo = new ServerLinkInfo();
				serverLinkinfoDict.Add(serverID, linkInfo);
			}
			serverLinkinfoDict[serverID].linkCount += Addcount;
			serverLinkinfoDict[serverID].linkCount = Math.Max(serverLinkinfoDict[serverID].linkCount, 0);
		}
        //设置数量
        public void SetServerIDLinkCount(uint serverID, int count)
        {
            if (serverLinkinfoDict.ContainsKey(serverID) == false)
            {
                ServerLinkInfo linkInfo = new ServerLinkInfo();
                serverLinkinfoDict.Add(serverID, linkInfo);
            }
            serverLinkinfoDict[serverID].linkCount = count;
        }

        //改变连接状态
        public void ChangeServerIDLinkType(uint serverID, LinkType type)
		{
			if (serverLinkinfoDict.ContainsKey(serverID) == false)
			{
				ServerLinkInfo linkInfo = new ServerLinkInfo();
				serverLinkinfoDict.Add(serverID, linkInfo);
			}
			serverLinkinfoDict[serverID].linkType = type;
		}

		//某个服务器已经挂掉了
		public void ServerIdIsDieNotRunning(uint serverID)
		{
			if (serverLinkinfoDict.ContainsKey(serverID) == false)
			{
				TraceLog.Error("PlayerLinkServerData.ServerIdIsDieNotRunning serverID {0} is not valid", serverID);
				return;
			}
			//不是登录状态???,要么通知错误了,如果服务器挂了,肯定是已经断开的状态
			if (serverLinkinfoDict[serverID].linkType != LinkType.LinkType_TimeOut)
			{
				TraceLog.Error("PlayerLinkServerData.ServerIdIsDieNotRunning serverID {0} is not valid", serverID);
				return;
			}
			serverLinkinfoDict[serverID].linkType = LinkType.LinkType_Die;
		}
	}
}