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

namespace Mail
{
    public static class MailServerUtils
    {

        public static string GetMailTableName(long uid)
        {
            int index = TableIndexCalc.CalcRoleTableIndex(uid);

            return "tbmail_" + index.ToString();
        }

        public static MailServerData GetMailServerData()
        {
            return ServerDataObjMgr.GetDataObj<MailServerData>(MailDataObjType.MailServerData);
        }

        public static ProtoCSStructPacker GetProtoPacker()
        {
            return ProtoPackerFactory.Instance.GetProtoCSStructPacker();
        }

        public static StructPacketSender GetPacketSender()
        {
            return GetMailServerData().m_packetSender;
        }


        public static long GetTimeSecond()
        {
            return GetMailServerData().m_app.Time.GetTimeSecond();
        }

        public static uint GetAppID()
        {
            return GetMailServerData().m_app.ServerID;
        }

        public static ServerApp GetApp()
        {
            return GetMailServerData().m_app;
        }

        /// <summary>
        /// 获取服务器配置方法
        /// </summary>
        public static MailServerConfig GetServerConfig()
		{
			return (MailServerConfig)ServerConfigMgr.Instance.m_serverConfig;
		}

        public static void ParseDBConfig(ServerApp app, out int dbtype, out string dbname, out string dbip)
        {
            MailServerConfig serverConfig = GetServerConfig();

            // 优先使用参数里传入的db配置, 方便每个人独立修改
            string dbtypestr = app.GetCluster().GetAppParamByKey("mail_dbtype");
            if (string.IsNullOrEmpty(dbtypestr) || !int.TryParse(dbtypestr, out dbtype))
            {
                dbtype = serverConfig.dbtype;
            }

            dbip = app.GetCluster().GetAppParamByKey("mail_dbip");
            if (string.IsNullOrEmpty(dbip))
            {
                dbip = serverConfig.dbip;
            }

            if (dbtype == 1) // mongo db 不再使用
            {
                TraceLog.Error("MailServerUtils.ParseDBConfig invalid dbtype 1");
            }

            // dbname不让单独修改, 大家统一简单些
            dbname = serverConfig.dbname;
        }

        public static PlayerInfoMail GetPlayerInfo(long uid)
        {
            var players = MailServerUtils.GetMailServerData().m_playerTable;
            if(players.TryGetValue(uid, out PlayerInfoMail playerInfo))
            {
                return playerInfo;
            }
            return null;
        }

        public static void SendMsgToSelf<T>(uint remoteAppID, int iMsgID, ref T structMessage, long iObjectID, uint headserverID = 0)
            where T : struct, IStructMessage<T>
        {
            TraceLog.TraceDetail("SendMsgToSelf msgId {0} message {1}", iMsgID, structMessage.ToString());
            StructPacket packet = new StructPacket();
            packet.Header.Type = iMsgID;
            packet.Header.ObjectID = iObjectID;
            packet.Header.ServerID = headserverID;
            StructMessageParser<T> parser = new StructMessageParser<T>();
            packet.Parser = parser;
            ref T tmsg = ref parser.GetMessage();
            tmsg = structMessage;
            var data = GetMailServerData();
            data.m_threadSafePacketQueue.Enqueue(new Sog.Service.StructPacketData(remoteAppID, packet));
        }
    }
}