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

using Sog;
using ProtoCSStruct;

namespace Game
{
    public class RoleStatChgOp
    {
        private PlayerOnGame m_player;

        private RepeatedDBIDValue_32 m_chgIDValueDaily;
        private RepeatedDBIDValue_32 m_chgIDValueTotal;

        public struct RoleStatResult
        {
            public long dailyValue;
            public long totalValue;
        }

        private RoleStatResult m_empty;

        // 返回最近一次变化的统计数据, 提高查询效率
        private RoleStatResult m_latestResult;

        public RoleStatChgOp(PlayerOnGame player)
        {
            m_player = player;
            m_empty = new RoleStatResult {dailyValue = -1, totalValue = -1};
            m_latestResult = new RoleStatResult { dailyValue = -1, totalValue = -1 };
        }

        /// <summary>
        /// 改变daily stat，缺省改变total
        /// </summary>
        /// <param name="id"></param>
        /// <param name="value"></param>
        /// <param name="addTotal"></param>
        public ref RoleStatResult AddIDDaily(int id, long value, bool addTotal = true)
        {
            if(value == 0)
            {
                return ref m_empty;
            }

            if(!StatisticsOp.IDIsValid(id))
            {
                m_player.Error("RoleStatChgOp.AddIDDaily invalid id {0} uid {1}", id, m_player.UserID);
                return ref m_empty;
            }

            long newValue = StatisticsOp.AddIDDaily_DontCall(m_player, id, value);
            SetChgIDValueDaily(id, newValue);

            m_latestResult.dailyValue = newValue;
            m_latestResult.totalValue = -1;

            if (addTotal)
            {
                newValue = StatisticsOp.AddIDTotal_DontCall(m_player, id, value);
                SetChgIDValueTotal(id, newValue);

                m_latestResult.dailyValue = newValue;
            }

            return ref m_latestResult;
        }

        /// <summary>
        /// 改变total stat
        /// </summary>
        /// <param name="id"></param>
        /// <param name="value"></param>
        public ref RoleStatResult AddIDTotal(int id, long value)
        {
            if (value == 0)
            {
                return ref m_empty;
            }

            if (!StatisticsOp.IDIsValid(id))
            {
                m_player.Error("RoleStatChgOp.AddIDTotal invalid id {0} uid {1}", id, m_player.UserID);
                return ref m_empty;
            }

            long newValue = StatisticsOp.AddIDTotal_DontCall(m_player, id, value);
            SetChgIDValueTotal(id, newValue);

            m_latestResult.dailyValue = -1;
            m_latestResult.totalValue = newValue;
            return ref m_latestResult;
        }

        /// <summary>
        /// 改变daily stat
        /// </summary>
        /// <param name="id"></param>
        /// <param name="value"></param>
        /// <param name="addTotal"></param>
        public void SetIDDaily(int id, long value)
        {
            if (!StatisticsOp.IDIsValid(id))
            {
                m_player.Error("RoleStatChgOp.SetIDDaily invalid id {0} uid {1}", id, m_player.UserID);
                return;
            }

            if (StatisticsOp.SetIDDaily_DontCall(m_player, id, value))
            {
                SetChgIDValueDaily(id,value);
            }
        }

        /// <summary>
        /// 改变total stat
        /// </summary>
        /// <param name="id"></param>
        /// <param name="value"></param>
        /// <param name="addTotal"></param>
        public void SetIDTotal(int id, long value)
        {
            if (!StatisticsOp.IDIsValid(id))
            {
                m_player.Error("RoleStatChgOp.SetIDTotal invalid id {0} uid {1}", id, m_player.UserID);
                return;
            }

            if (StatisticsOp.SetIDTotal_DontCall(m_player, id, value))
            {
                SetChgIDValueTotal(id, value);
            }
        }

        private void SetChgIDValueDaily(int id, long value)
        {
            for(int i=0; i< m_chgIDValueDaily.Count; i++)
            {
                if(m_chgIDValueDaily[i].Id == id)
                {
                    m_chgIDValueDaily[i].Value = value;
                    return;
                }
            }

            DBIDValue newitem = new DBIDValue();
            newitem.Id = id;
            newitem.Value = value;

            m_chgIDValueDaily.Add(ref newitem);
        }

        private void SetChgIDValueTotal(int id, long value)
        {
            for (int i = 0; i < m_chgIDValueTotal.Count; i++)
            {
                if (m_chgIDValueTotal[i].Id == id)
                {
                    m_chgIDValueTotal[i].Value = value;
                    return;
                }
            }

            DBIDValue newitem = new DBIDValue();
            newitem.Id = id;
            newitem.Value = value;

            m_chgIDValueTotal.Add(ref newitem);
        }

        public void NotifyClient(bool isNewDay = false)
        {
            if(m_chgIDValueDaily.Count == 0 && m_chgIDValueTotal.Count == 0 && isNewDay == false)
            {
                m_player.Error("RoleStatChgOp.NotifyClient no any id changed uid {0}",m_player.UserID);
                return;
            }

            CSStatisticsChg chgNotify = new CSStatisticsChg();

            chgNotify.IsNewDay = isNewDay ? 1 : 0;

            //新的一天的时候，发给客户端newday之前发个ping，对一下时间
            if(isNewDay)
            {
                long now = GameServerUtils.GetTimeMs();
                CSPing ping = new CSPing();
                ping.ServerTime = now;

                m_player.SendToClient((int)CSGameMsgID.Ping, ref ping);
            }

            chgNotify.Daily = m_chgIDValueDaily;
            chgNotify.Total = m_chgIDValueTotal;

            m_player.Debug("RoleStatChgOp.NotifyClient changed to uid {0}, daily {1} total {2}"
                , m_player.UserID, m_chgIDValueDaily.Count, m_chgIDValueTotal.Count);

            m_player.SendToClient((int)CSGameMsgID.StatisticsChg, ref chgNotify);
        }

        public void NotifyClient(int id)
        {
            if (!StatisticsOp.IDIsValid(id))
            {
                m_player.Error("RoleStatChgOp.AddIDDaily invalid id {0} uid {1}", id, m_player.UserID);
                return;
            }

            var chgNotify = new CSStatisticsChg();

            for(int i=0; i< m_player.RoleData.StatData.Daily.Count; i++)
            {
                ref var idvalue = ref m_player.RoleData.StatData.Daily[i];
                if (idvalue.Id == id)
                {
                    chgNotify.Daily.Add(ref idvalue);
                    break;
                }
            }

            for (int i = 0; i < m_player.RoleData.StatData.Total.Count; i++)
            {
                ref var idvalue = ref m_player.RoleData.StatData.Total[i];
                if (idvalue.Id == id)
                {
                    chgNotify.Total.Add(ref idvalue);
                    break;
                }
            }

            m_player.SendToClient((int)CSGameMsgID.StatisticsChg, ref chgNotify);
        }
    }
}