/*
* This file is part of the Pandaria 5.4.8 Project. See THANKS file for Copyright information
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef SF_BATTLEGROUND_H
#define SF_BATTLEGROUND_H

#include "Common.h"
#include "ArenaTeam.h"
#include "SharedDefines.h"
#include "DBCEnums.h"
#include "WorldStateBuilder.h"
#include "DBCStores.h"
#include "GameObject.h"

class Creature;
class GameObject;
class Group;
class Player;
class Unit;
class WorldPacket;
class BattlegroundMap;

struct PvPDifficultyEntry;
struct WorldSafeLocsEntry;

enum BattlegroundCriteriaId
{
    BG_CRITERIA_CHECK_RESILIENT_VICTORY,
    BG_CRITERIA_CHECK_SAVE_THE_DAY,
    BG_CRITERIA_CHECK_EVERYTHING_COUNTS,
    BG_CRITERIA_CHECK_AV_PERFECTION,
    BG_CRITERIA_CHECK_RESOURCE_GLUT,
};

enum BattlegroundSounds
{
    SOUND_HORDE_WINS                = 8454,
    SOUND_ALLIANCE_WINS             = 8455,
    SOUND_BG_START                  = 3439,
    SOUND_BG_START_L70ETC           = 11803
};

enum BattlegroundQuests
{
    SPELL_WS_QUEST_REWARD           = 43483,
    SPELL_AB_QUEST_REWARD           = 43484,
    SPELL_AV_QUEST_REWARD           = 43475,
    SPELL_AV_QUEST_KILLED_BOSS      = 23658,
    SPELL_EY_QUEST_REWARD           = 43477,
    SPELL_SA_QUEST_REWARD           = 61213,
    SPELL_AB_QUEST_REWARD_4_BASES   = 24061,
    SPELL_AB_QUEST_REWARD_5_BASES   = 24064,
    SPELL_DAMPENING                 = 110310,
    SPELL_BG_HORDE                  = 81744,
    SPELL_BG_ALLIANCE               = 81748,
    SPELL_DESERTER                  = 26013,
};

enum BattlegroundMarks
{
    SPELL_WS_MARK_LOSER             = 24950,
    SPELL_WS_MARK_WINNER            = 24951,
    SPELL_AB_MARK_LOSER             = 24952,
    SPELL_AB_MARK_WINNER            = 24953,
    SPELL_AV_MARK_LOSER             = 24954,
    SPELL_AV_MARK_WINNER            = 24955,
    SPELL_SA_MARK_WINNER            = 61160,
    SPELL_SA_MARK_LOSER             = 61159,
    ITEM_AV_MARK_OF_HONOR           = 20560,
    ITEM_WS_MARK_OF_HONOR           = 20558,
    ITEM_AB_MARK_OF_HONOR           = 20559,
    ITEM_EY_MARK_OF_HONOR           = 29024,
    ITEM_SA_MARK_OF_HONOR           = 42425
};

enum BattlegroundMarksCount
{
    ITEM_WINNER_COUNT               = 3,
    ITEM_LOSER_COUNT                = 1
};

enum BattlegroundCreatures
{
    BG_CREATURE_ENTRY_A_SPIRITGUIDE                 = 13116,           // alliance
    BG_CREATURE_ENTRY_H_SPIRITGUIDE                 = 13117,           // horde
    NPC_HONORABLE_DEFENDER_TRIGGER_ALLIANCE         = 35379,
    NPC_HONORABLE_DEFENDER_TRIGGER_HORDE            = 35380,
    NPC_HONORABLE_DEFENDER_TRIGGER_ALLIANCE_25_YD   = 36349,
    NPC_HONORABLE_DEFENDER_TRIGGER_HORDE_25_YD      = 36350,
};

enum BattlegroundSpells
{
    SPELL_WAITING_FOR_RESURRECT     = 2584,                 // Waiting to Resurrect
    SPELL_SPIRIT_HEAL_CHANNEL       = 22011,                // Spirit Heal Channel
    SPELL_SPIRIT_HEAL               = 22012,                // Spirit Heal
    SPELL_RESURRECTION_VISUAL       = 24171,                // Resurrection Impact Visual
    SPELL_ARENA_PREPARATION         = 32727,                // use this one, 32728 not correct
    SPELL_ALLIANCE_GOLD_FLAG        = 32724,
    SPELL_ALLIANCE_GREEN_FLAG       = 32725,
    SPELL_HORDE_GOLD_FLAG           = 35774,
    SPELL_HORDE_GREEN_FLAG          = 35775,
    SPELL_PREPARATION               = 44521,                // Preparation
    SPELL_SPIRIT_HEAL_MANA          = 44535,                // Spirit Heal
    SPELL_RECENTLY_DROPPED_FLAG     = 42792,                // Recently Dropped Flag
    SPELL_AURA_PLAYER_INACTIVE      = 43681,                // Inactive
    SPELL_HONORABLE_DEFENDER_25Y    = 68652,                // +50% honor when standing at a capture point that you control, 25yards radius (added in 3.2)
    SPELL_HONORABLE_DEFENDER_60Y    = 66157,                // +50% honor when standing at a capture point that you control, 60yards radius (added in 3.2), probably for 40+ player battlegrounds
    SPELL_THE_LAST_STANDING         = 26549                 // Arena achievement related
};

enum BattlegroundTimeIntervals
{
    CHECK_PLAYER_POSITION_INVERVAL  = 1000,                 // ms
    RESURRECTION_INTERVAL           = 30000,                // ms
    //REMIND_INTERVAL                 = 10000,                // ms
    INVITATION_REMIND_TIME          = 20000,                // ms
    INVITE_ACCEPT_WAIT_TIME         = 40000,                // ms
    TIME_AUTOCLOSE_BATTLEGROUND     = 120000,               // ms
    MAX_OFFLINE_TIME                = 180,                  // secs
    RESPAWN_ONE_DAY                 = 86400,                // secs
    RESPAWN_IMMEDIATELY             = 0,                    // secs
    BUFF_RESPAWN_TIME               = 180,                  // secs
    BATTLEGROUND_COUNTDOWN_MAX      = 120,                  // secs
    ARENA_COUNTDOWN_MAX             = 60                    // secs
};

enum BattlegroundStartTimeIntervals
{
    BG_START_DELAY_2M               = 120000,               // ms (2 minutes)
    BG_START_DELAY_1M               = 60000,                // ms (1 minute)
    BG_START_DELAY_30S              = 30000,                // ms (30 seconds)
    BG_START_DELAY_15S              = 15000,                // ms (15 seconds) Used only in arena
    BG_START_DELAY_NONE             = 0                     // ms
};

enum BattlegroundBuffObjects
{
    BG_OBJECTID_SPEEDBUFF_ENTRY     = 184970,
    BG_OBJECTID_REGENBUFF_ENTRY     = 184974,
    BG_OBJECTID_BERSERKERBUFF_ENTRY = 184978,
};

uint32 const Buff_Entries[3] = { BG_OBJECTID_SPEEDBUFF_ENTRY, BG_OBJECTID_REGENBUFF_ENTRY, BG_OBJECTID_BERSERKERBUFF_ENTRY };

enum BattlegroundStatus
{
    STATUS_NONE         = 0,                                // first status, should mean bg is not instance
    STATUS_WAIT_QUEUE   = 1,                                // means bg is empty and waiting for queue
    STATUS_WAIT_JOIN    = 2,                                // this means, that BG has already started and it is waiting for more players
    STATUS_IN_PROGRESS  = 3,                                // means bg is running
    STATUS_WAIT_LEAVE   = 4                                 // means some faction has won BG and it is ending
};

struct BattlegroundPlayer
{
    time_t  OfflineRemoveTime;                              // for tracking and removing offline players from queue after 5 minutes
    uint32  Team;                                           // Player's team
};

struct BattlegroundObjectInfo
{
    BattlegroundObjectInfo() : object(NULL), timer(0), spellid(0) { }

    GameObject  *object;
    int32       timer;
    uint32      spellid;
};

enum ScoreType
{
    SCORE_KILLING_BLOWS         = 1,
    SCORE_DEATHS                = 2,
    SCORE_HONORABLE_KILLS       = 3,
    SCORE_BONUS_HONOR           = 4,
    //EY, but in MSG_PVP_LOG_DATA opcode!
    SCORE_DAMAGE_DONE           = 5,
    SCORE_HEALING_DONE          = 6,
    //WS
    SCORE_FLAG_CAPTURES         = 7,
    SCORE_FLAG_RETURNS          = 8,
    //AB and IC
    SCORE_BASES_ASSAULTED       = 9,
    SCORE_BASES_DEFENDED        = 10,
    //AV
    SCORE_GRAVEYARDS_ASSAULTED  = 11,
    SCORE_GRAVEYARDS_DEFENDED   = 12,
    SCORE_TOWERS_ASSAULTED      = 13,
    SCORE_TOWERS_DEFENDED       = 14,
    SCORE_MINES_CAPTURED        = 15,
    SCORE_LEADERS_KILLED        = 16,
    SCORE_SECONDARY_OBJECTIVES  = 17,
    //SOTA
    SCORE_DESTROYED_DEMOLISHER  = 18,
    SCORE_DESTROYED_WALL        = 19,
    //SM
    SCORE_CARTS_HELPED          = 20,
    //TK
    SCORE_ORB_HANDLES           = 21,
    SCORE_ORB_SCORE             = 22,

    SCORE_CART_CAPTURES         = 23,
    SCORE_CART_RETURNS          = 24,
    SCORE_CART_CONTROLLED       = 25,

    SCORE_DAMAGE_TAKEN,
    SCORE_HEALING_TAKEN,
    SCORE_DAMAGE_ABSORBED,
    SCORE_TIME_CONTROLLED,
    SCORE_AURAS_DISPELLED,
    SCORE_AURAS_STOLEN,
    SCORE_HIGH_LATENCY_TIMES,
    SCORE_SPELLS_PRECAST,
};

enum ArenaType : uint32
{
    ARENA_TYPE_2v2          = 2,
    ARENA_TYPE_3v3          = 3,
    ARENA_TYPE_5v5          = 5
};

enum BattlegroundType
{
    TYPE_BATTLEGROUND     = 3,
    TYPE_ARENA            = 4
};

enum BattlegroundWinner
{
    WINNER_HORDE            = 0,
    WINNER_ALLIANCE         = 1,
    WINNER_NONE             = 2
};

enum BattlegroundStartingEvents
{
    BG_STARTING_EVENT_NONE  = 0x00,
    BG_STARTING_EVENT_1     = 0x01,
    BG_STARTING_EVENT_2     = 0x02,
    BG_STARTING_EVENT_3     = 0x04,
    BG_STARTING_EVENT_4     = 0x08
};

enum BattlegroundStartingEventsIds
{
    BG_STARTING_EVENT_FIRST     = 0,
    BG_STARTING_EVENT_SECOND    = 1,
    BG_STARTING_EVENT_THIRD     = 2,
    BG_STARTING_EVENT_FOURTH    = 3
};

enum BattlegroundMisc
{
    BG_TEAMS_COUNT              = 2,
    BG_STARTING_EVENT_COUNT     = 4,
};

struct BattlegroundScore
{
    virtual ~BattlegroundScore() { }                        //virtual destructor is used when deleting score from scores map

    uint32 Team = 0;
    uint32 KillingBlows = 0;
    uint32 Deaths = 0;
    uint32 HonorableKills = 0;
    uint32 BonusHonor = 0;
    uint32 DamageDone = 0;
    uint32 HealingDone = 0;
    uint32 DamageTaken = 0;
    uint32 HealingTaken = 0;
    uint32 DamageAbsorbed = 0;
    uint32 TimeControlled = 0;
    uint32 AurasDispelled = 0;
    uint32 AurasStolen = 0;
    uint32 HighLatencyTimes = 0;
    uint32 SpellsPrecast = 0;
};

struct ArenaRatingInfo
{
    ArenaRatingInfo() { }

    ArenaRatingInfo(uint32 oldRating, uint32 newRating, uint32 mmr)
        : OldRating(oldRating), NewRating(newRating), MatchmakerRating(mmr) { }

    uint32 OldRating = 0;
    uint32 NewRating = 0;
    uint32 MatchmakerRating = 0;
};

enum BGHonorMode
{
    BG_NORMAL = 0,
    BG_HOLIDAY,
    BG_HONOR_MODE_NUM
};

#define BG_AWARD_ARENA_POINTS_MIN_LEVEL 71
#define ARENA_TIMELIMIT_POINTS_LOSS    -16

/*
This class is used to:
1. Add player to battleground
2. Remove player from battleground
3. some certain cases, same for all battlegrounds
4. It has properties same for all battlegrounds
*/
class Battleground
{
    public:
        Battleground();
        virtual ~Battleground();

        void Update(uint32 diff);

        virtual bool SetupBattleground()                    // must be implemented in BG subclass
        {
            return true;
        }
        virtual void Reset();                               // resets all common properties for battlegrounds, must be implemented and called in BG subclass
        virtual void StartingEventCloseDoors() { }
        virtual void StartingEventOpenDoors() { }
        virtual void ResetBGSubclass() { }                  // must be implemented in BG subclass

        virtual void DestroyGate(Player* /*player*/, GameObject* /*go*/) { }

        /* achievement req. */
        virtual bool IsAllNodesControlledByTeam(uint32 /*team*/) const { return false; }
        void StartCriteria(CriteriaStartTypes type, uint32 entry);
        virtual bool CheckAchievementCriteriaMeet(uint32 /*criteriaId*/, Player const* /*player*/, Unit const* /*target*/ = NULL, uint32 /*miscvalue1*/ = 0);

        /* Battleground */
        // Get methods:
        char const* GetName(LocaleConstant locale = DEFAULT_LOCALE) const { return sBattlemasterListStore.LookupEntry(m_TypeID)->name[locale]; }
        uint64 GetGUID() { return m_Guid; }
        BattlegroundTypeId GetTypeID(bool GetRandom = false) const { return GetRandom ? m_RandomTypeID : m_TypeID; }
        BattlegroundBracketId GetBracketId() const { return m_BracketId; }
        uint32 GetInstanceID() const        { return m_InstanceID; }
        BattlegroundStatus GetStatus() const { return m_Status; }
        uint32 GetClientInstanceID() const  { return m_ClientInstanceID; }
        uint32 GetElapsedTime() const       { return m_StartTime; }
        uint32 GetRemainingTime() const     { return m_EndTime; }
        uint32 GetLastResurrectTime() const { return m_LastResurrectTime; }
        uint32 GetMaxPlayers() const        { return m_MaxPlayers; }
        uint32 GetMinPlayers() const        { return m_MinPlayers; }

        uint32 GetMinLevel() const          { return m_LevelMin; }
        uint32 GetMaxLevel() const          { return m_LevelMax; }

        uint32 GetMaxPlayersPerTeam() const { return m_MaxPlayersPerTeam; }
        uint32 GetMinPlayersPerTeam() const { return m_MinPlayersPerTeam; }

        int32 GetStartDelayTime() const     { return m_StartDelayTime; }
        uint8 GetArenaType() const          { return m_ArenaType; }
        uint8 GetWinner() const             { return m_winner; }
        uint32 GetScriptId() const          { return ScriptId; }
        uint32 GetBonusHonorFromKill(uint32 kills) const;
        bool IsRandom() const { return m_IsRandom; }

        // Set methods:
        void SetGuid(uint64 newGuid)        { m_Guid = newGuid; }
        void SetName(char const* Name)      { m_Name = Name; }
        void SetTypeID(BattlegroundTypeId TypeID) { m_TypeID = TypeID; }
        void SetRandomTypeID(BattlegroundTypeId TypeID) { m_RandomTypeID = TypeID; }
        //here we can count minlevel and maxlevel for players
        void SetBracket(PvPDifficultyEntry const* bracketEntry);
        void SetInstanceID(uint32 InstanceID) { m_InstanceID = InstanceID; }
        void SetStatus(BattlegroundStatus Status) { m_Status = Status; }
        void SetClientInstanceID(uint32 InstanceID) { m_ClientInstanceID = InstanceID; }
        void SetElapsedTime(uint32 Time)        { m_StartTime = Time; }
        void SetRemainingTime(uint32 Time)      { m_EndTime = Time; }
        void SetLastResurrectTime(uint32 Time) { m_LastResurrectTime = Time; }
        void SetMaxPlayers(uint32 MaxPlayers) { m_MaxPlayers = MaxPlayers; }
        void SetMinPlayers(uint32 MinPlayers) { m_MinPlayers = MinPlayers; }
        void SetLevelRange(uint32 min, uint32 max) { m_LevelMin = min; m_LevelMax = max; }
        void SetRated(bool state)           { m_isRated = state; }
        void SetRatedBG(bool state)         { m_isRatedBG = state; }
        void SetArenaType(uint8 type)       { m_ArenaType = type; }
        void SetArenaorBGType(bool isArena) { m_isArena = isArena; }
        void SetWinner(uint8 winner)        { m_winner = winner; }
        void SetScriptId(uint32 scriptId)   { ScriptId = scriptId; }

        void ModifyStartDelayTime(int diff) { m_StartDelayTime -= diff; }
        void SetStartDelayTime(int Time)    { m_StartDelayTime = Time; }

        void SetMaxPlayersPerTeam(uint32 MaxPlayers) { m_MaxPlayersPerTeam = MaxPlayers; }
        void SetMinPlayersPerTeam(uint32 MinPlayers) { m_MinPlayersPerTeam = MinPlayers; }

        void AddToBGFreeSlotQueue();                        //this queue will be useful when more battlegrounds instances will be available
        void RemoveFromBGFreeSlotQueue();                   //this method could delete whole BG instance, if another free is available

        void DecreaseInvitedCount(uint32 team)      { (team == ALLIANCE) ? --m_InvitedAlliance : --m_InvitedHorde; }
        void IncreaseInvitedCount(uint32 team)      { (team == ALLIANCE) ? ++m_InvitedAlliance : ++m_InvitedHorde; }

        void SetRandom(bool isRandom) { m_IsRandom = isRandom; }
        uint32 GetInvitedCount(uint32 team) const   { return (team == ALLIANCE) ? m_InvitedAlliance : m_InvitedHorde; }
        bool HasFreeSlots() const;
        uint32 GetFreeSlotsForTeam(uint32 Team) const;

        bool IsArena() const        { return m_isArena; }
        bool IsBattleground() const { return !m_isArena; }
        bool IsRated() const        { return m_isRated; }
        bool IsRatedBG() const      { return m_isRatedBG; }

        typedef std::map<uint64, BattlegroundPlayer> BattlegroundPlayerMap;
        BattlegroundPlayerMap const& GetPlayers() const { return m_Players; }
        uint32 GetPlayersSize() const { return m_Players.size(); }

        typedef std::map<uint64, BattlegroundScore*> BattlegroundScoreMap;
        BattlegroundScoreMap::const_iterator GetPlayerScoresBegin() const { return PlayerScores.begin(); }
        BattlegroundScoreMap::const_iterator GetPlayerScoresEnd() const { return PlayerScores.end(); }
        uint32 GetPlayerScoresSize() const { return PlayerScores.size(); }

        uint32 GetReviveQueueSize() const { return m_ReviveQueue.size(); }

        void AddPlayerToResurrectQueue(uint64 npc_guid, uint64 player_guid);
        void RemovePlayerFromResurrectQueue(uint64 player_guid);

        /// Relocate all players in ReviveQueue to the closest graveyard
        void RelocateDeadPlayers(uint64 queueIndex);

        void StartBattleground();

        GameObject* GetBGObject(uint32 type);
        Creature* GetBGCreature(uint32 type);

        // Location
        void SetMapId(uint32 MapID) { m_MapId = MapID; }
        uint32 GetMapId() const { return m_MapId; }

        // Map pointers
        void SetBgMap(BattlegroundMap* map) { m_Map = map; }
        BattlegroundMap* GetBgMap() const { ASSERT(m_Map); return m_Map; }
        BattlegroundMap* FindBgMap() const { return m_Map; }

        void SetTeamStartLoc(uint32 TeamID, float X, float Y, float Z, float O);
        void GetTeamStartLoc(uint32 TeamID, float &X, float &Y, float &Z, float &O) const
        {
            TeamId idx = GetTeamIndexByTeamId(TeamID);
            X = m_TeamStartLocX[idx];
            Y = m_TeamStartLocY[idx];
            Z = m_TeamStartLocZ[idx];
            O = m_TeamStartLocO[idx];
        }

        void SetStartMaxDist(float startMaxDist) { m_StartMaxDist = startMaxDist; }
        float GetStartMaxDist() const { return m_StartMaxDist; }

        // Packet Transfer
        // method that should fill worldpacket with actual world states (not yet implemented for all battlegrounds!)
        virtual void FillInitialWorldStates(WorldStateBuilder& /*builder*/) { }
        void SendPacketToTeam(uint32 TeamID, WorldPacket* packet, Player* sender = NULL, bool self = true);
        void SendPacketToAll(WorldPacket* packet);

        template<class Do>
        void BroadcastWorker(Do& _do);

        void PlaySoundToTeam(uint32 SoundID, uint32 TeamID);
        void PlaySoundToAll(uint32 SoundID);
        void CastSpellOnTeam(uint32 SpellID, uint32 TeamID);
        void RemoveAuraOnTeam(uint32 SpellID, uint32 TeamID);
        void RewardHonorToTeam(uint32 Honor, uint32 TeamID);
        void RewardReputationToTeam(uint32 faction_idA, uint32 faction_idH, uint32 Reputation, uint32 TeamID);
        void UpdateWorldState(uint32 Field, uint32 Value);
        void UpdateWorldStateForPlayer(uint32 Field, uint32 Value, Player* player);
        void EndBattleground(uint32 winner);
        void BlockMovement(Player* player);

        void SendWarningToAll(int32 entry, ...);
        void SendMessageToAll(int32 entry, ChatMsg type, Player const* source = NULL);
        void PSendMessageToAll(int32 entry, ChatMsg type, Player const* source, ...);

        // specialized version with 2 string id args
        void SendMessage2ToAll(int32 entry, ChatMsg type, Player const* source, int32 strId1 = 0, int32 strId2 = 0);

        void SendFlagsPositions();
        void SendClearFlagsPositions();

        uint32 BuildArenaPrepOpponentSpecPacket(WorldPacket* data, uint32 team);

        // Raid Group
        Group* GetBgRaid(uint32 TeamID) const { return TeamID == ALLIANCE ? m_BgRaids[TEAM_ALLIANCE] : m_BgRaids[TEAM_HORDE]; }
        void SetBgRaid(uint32 TeamID, Group* bg_raid);

        virtual void UpdatePlayerScore(Player* player, uint32 type, uint32 value, bool doAddHonor = true);

        static TeamId GetTeamIndexByTeamId(uint32 Team) { return Team == ALLIANCE ? TEAM_ALLIANCE : TEAM_HORDE; }
        uint32 GetPlayersCountByTeam(uint32 Team) const { return m_PlayersCount[GetTeamIndexByTeamId(Team)]; }
        uint32 GetAlivePlayersCountByTeam(uint32 Team) const;   // used in arenas to correctly handle death in spirit of redemption / last stand etc. (killer = killed) cases
        void UpdatePlayersCountByTeam(uint32 Team, bool remove)
        {
            if (remove)
                --m_PlayersCount[GetTeamIndexByTeamId(Team)];
            else
                ++m_PlayersCount[GetTeamIndexByTeamId(Team)];
        }

        uint32 GetArenaMatchmakerRating(uint32 Team) const          { return m_arenaTeams[GetTeamIndexByTeamId(Team)]->GetMatchmakerRating(); }
        uint32 GetArenaMatchmakerRatingByIndex(uint32 index) const  { return m_arenaTeams[index]->GetMatchmakerRating(); }
        void CheckArenaAfterTimerConditions();
        void CheckArenaWinConditions();
        void UpdateArenaWorldState();

        // Triggers handle
        // must be implemented in BG subclass
        virtual void HandleAreaTrigger(Player* /*player*/, uint32 /*Trigger*/);
        // must be implemented in BG subclass if need AND call base class generic code
        virtual void HandleKillPlayer(Player* player, Player* killer);
        virtual void HandleKillUnit(Creature* /*unit*/, Player* /*killer*/);

        // Battleground events
        virtual void EventPlayerDroppedFlag(Player* /*player*/) { }
        virtual void EventPlayerClickedOnFlag(Player* /*player*/, GameObject* /*target_obj*/) { }
        virtual void EventPlayerClickedOnFlag(Player*, Unit*) { }
        virtual bool CanSeeSpellClick(Player const*, Unit const*) { return true; }
        void EventPlayerLoggedIn(Player* player);
        void EventPlayerLoggedOut(Player* player);
        virtual void EventPlayerDamagedGO(Player* /*player*/, GameObject* /*go*/, uint32 /*eventType*/) { }
        virtual void EventPlayerUsedGO(Player* /*player*/, GameObject* /*go*/){ }

        // this function can be used by spell to interact with the BG map
        virtual void DoAction(uint32 /*action*/, uint64 /*var*/) { }

        virtual void HandlePlayerResurrect(Player* /*player*/) { }

        // Death related
        virtual WorldSafeLocsEntry const* GetClosestGraveYard(Player* player);

        virtual void AddPlayer(Player* player);                // must be implemented in BG subclass

        void AddOrSetPlayerToCorrectBgGroup(Player* player, uint32 team);

        virtual void RemovePlayerAtLeave(uint64 guid, bool Transport, bool SendPacket);
                                                            // can be extended in in BG subclass
        // Returns Conquest points award for loser
        virtual uint32 GetRBGLoserReward(uint32 team) const { return 0; }

        // To create player score before player enter the arena
        virtual void OnInvite(Player* player, GroupQueueInfo const* ginfo) { }

        void HandleTriggerBuff(uint64 go_guid);
        void SetHoliday(bool is_holiday);

        /// @todo make this protected:
        typedef std::vector<uint64> BGObjects;
        typedef std::vector<uint64> BGCreatures;
        BGObjects BgObjects;
        BGCreatures BgCreatures;
        void SpawnBGObject(uint32 type, uint32 respawntime);
        bool AddObject(uint32 type, uint32 entry, float x, float y, float z, float o, G3D::Quat const& rotation, uint32 respawnTime = 0, GOState goState = GO_STATE_READY);
        bool AddObject(uint32 type, uint32 entry, Position const& pos, G3D::Quat const& rotation, uint32 respawnTime = 0, GOState goState = GO_STATE_READY)
        {
            return AddObject(type, entry, pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), pos.GetOrientation(), rotation, respawnTime, goState);
        }
        bool AddObject(uint32 type, uint32 entry, float x, float y, float z, float o, float rotation0, float rotation1, float rotation2, float rotation3, uint32 respawnTime = 0, GOState goState = GO_STATE_READY)
        {
            return AddObject(type, entry, x, y, z, o, { rotation0, rotation1, rotation2, rotation3 }, respawnTime, goState);
        }
        bool AddObject(uint32 type, uint32 entry, Position const& pos, float rotation0, float rotation1, float rotation2, float rotation3, uint32 respawnTime = 0, GOState goState = GO_STATE_READY)
        {
            return AddObject(type, entry, pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), pos.GetOrientation(), { rotation0, rotation1, rotation2, rotation3 }, respawnTime, goState);
        }
        Creature* AddCreature(uint32 entry, uint32 type, uint32 teamval, float x, float y, float z, float o, uint32 respawntime = 0, Transport* transport = NULL);
        Creature* AddCreature(uint32 entry, uint32 type, uint32 teamval, Position const& pos, uint32 respawntime = 0, Transport* transport = NULL)
        {
            return AddCreature(entry, type, teamval, pos.GetPositionX(), pos.GetPositionY(), pos.GetPositionZ(), pos.GetOrientation(), respawntime, transport);
        }

        bool DelCreature(uint32 type);
        bool DelObject(uint32 type);
        bool AddSpiritGuide(uint32 type, float x, float y, float z, float o, uint32 team);
        int32 GetObjectType(uint64 guid);

        void DoorOpen(uint32 type);
        void DoorClose(uint32 type);
        //to be removed
        const char* GetTrinityString(int32 entry);

        virtual bool HandlePlayerUnderMap(Player* /*player*/) { return false; }

        // since arenas can be AvA or Hvh, we have to get the "temporary" team of a player
        uint32 GetPlayerTeam(uint64 guid) const;
        uint32 GetOtherTeam(uint32 teamId) const;
        bool IsPlayerInBattleground(uint64 guid) const;

        bool ToBeDeleted() const { return m_SetDeleteThis; }
        void SetDeleteThis() { m_SetDeleteThis = true; }

        void RewardXPAtKill(Player* killer, Player* victim);
        bool CanAwardArenaPoints() const { return m_LevelMin >= BG_AWARD_ARENA_POINTS_MIN_LEVEL; }

        virtual uint64 GetFlagPickerGUID(int32 /*team*/ = -1) const { return 0; }
        virtual void SetDroppedFlagGUID(uint64 /*guid*/, int32 /*team*/ = -1) { }
        virtual void HandleQuestComplete(uint32 /*questid*/, Player* /*player*/) { }
        virtual bool CanActivateGO(int32 /*entry*/, uint32 /*team*/) const { return true; }
        virtual bool IsSpellAllowed(uint32 /*spellId*/, Player const* /*player*/) const { return true; }
        uint32 GetTeamScore(uint32 TeamID) const;

        virtual uint32 GetPrematureWinner();

        ArenaTeam* GetArenaTeam(uint32 team) const { return m_arenaTeams[GetTeamIndexByTeamId(team)].get(); }
        void SetArenaTeam(Team team, std::shared_ptr<ArenaTeam> at)
        {
            ASSERT(!m_arenaTeams[GetTeamIndexByTeamId(team)]);
            m_arenaTeams[GetTeamIndexByTeamId(team)].swap(at);
        }

        ArenaRatingInfo const& GetArenaRatingInfo(uint32 teamIndex) const { return m_arenaRatingInfo[teamIndex]; }

        void ReportAfk(uint64 target, Player* reporter);

        void EnableSoloMode() { m_isSoloMatch = true; }
        bool IsSoloQueueMatch() const { return m_isSoloMatch; }
        void RewardSolo();

    protected:
        // this method is called, when BG cannot spawn its own spirit guide, or something is wrong, It correctly ends Battleground
        void EndNow();
        void PlayerAddedToBGCheckIfBGIsRunning(Player* player);

        Player* _GetPlayer(uint64 guid, bool offlineRemove, const char* context) const;
        Player* _GetPlayer(BattlegroundPlayerMap::iterator itr, const char* context);
        Player* _GetPlayer(BattlegroundPlayerMap::const_iterator itr, const char* context) const;
        Player* _GetPlayerForTeam(uint32 teamId, BattlegroundPlayerMap::const_iterator itr, const char* context) const;

        void ProcessProgress(uint32 diff);
        void ProcessOfflineQueue();
        void ProcessRessurect(uint32 diff);
        void CheckPrematureEnd(uint32 diff);
        void ProcessLeave(uint32 diff);
        void ProcessJoin(uint32 diff);
        void CheckSafePositions(uint32 diff);
        void UpdateDumpenning(uint32 diff);
        void UpdateAfkReports();

        // Scorekeeping
        BattlegroundScoreMap PlayerScores;                // Player scores
        // must be implemented in BG subclass
        virtual void RemovePlayer(Player* player, uint64 guid, uint32 team);

        // Player lists, those need to be accessible by inherited classes
        BattlegroundPlayerMap  m_Players;
        // Spirit Guide guid + Player list GUIDS
        std::map<uint64, std::vector<uint64> >  m_ReviveQueue;

        // these are important variables used for starting messages
        uint8 m_Events;
        BattlegroundStartTimeIntervals  StartDelayTimes[BG_STARTING_EVENT_COUNT];
        // this must be filled in constructors!
        uint32 StartMessageIds[BG_STARTING_EVENT_COUNT];

        bool   m_BuffChange;
        bool   m_IsRandom;

        BGHonorMode m_HonorMode;
        int32 m_TeamScores[BG_TEAMS_COUNT];

        TimeValue m_doorOpeningTime;

    private:
        // Battleground
        BattlegroundTypeId m_TypeID;
        BattlegroundTypeId m_RandomTypeID;
        uint32 m_InstanceID;                                // Battleground Instance's GUID!
        BattlegroundStatus m_Status;
        uint32 m_ClientInstanceID;                          // the instance-id which is sent to the client and without any other internal use
        uint32 m_StartTime;
        uint32 m_CountdownTimer;
        uint32 m_ResetStatTimer;
        uint32 m_ValidStartPositionTimer;
        int32 m_EndTime;                                    // it is set to 120000 when bg is ending and it decreases itself
        uint32 m_LastResurrectTime;
        BattlegroundBracketId m_BracketId;
        uint8  m_ArenaType;                                 // 2=2v2, 3=3v3, 5=5v5
        bool   m_InBGFreeSlotQueue;                         // used to make sure that BG is only once inserted into the BattlegroundMgr.BGFreeSlotQueue[bgTypeId] deque
        bool   m_SetDeleteThis;                             // used for safe deletion of the bg after end / all players leave
        bool   m_isArena = false;
        bool   m_isRated = false;                           // is this battle rated?
        bool   m_isRatedBG = false;
        uint8  m_winner = WINNER_NONE;                      // 0=alliance, 1=horde, 2=none
        int32  m_StartDelayTime;
        bool   m_PrematureCountDown;
        uint32 m_PrematureCountDownTimer;
        char const* m_Name;
        uint64 m_Guid;
        uint32 m_PlayersPositionsTimer;

        bool m_frameIsFixed = false;
        bool m_isSoloMatch = false;

        /* Pre- and post-update hooks */

        /**
         * @brief Pre-update hook.
         *
         * Will be called before battleground update is started. Depending on
         * the result of this call actual update body may be skipped.
         *
         * @param diff a time difference between two worldserver update loops in
         * milliseconds.
         *
         * @return @c true if update must be performed, @c false otherwise.
         *
         * @see Update(), PostUpdateImpl().
         */
        virtual bool PreUpdateImpl(uint32 /* diff */) { return true; }

        /**
         * @brief Post-update hook.
         *
         * Will be called after battleground update has passed. May be used to
         * implement custom update effects in subclasses.
         *
         * @param diff a time difference between two worldserver update loops in
         * milliseconds.
         *
         * @see Update(), PreUpdateImpl().
         */
        virtual void PostUpdateImpl(uint32 /* diff */) { }

        // Player lists
        std::vector<uint64> m_ResurrectQueue;               // Player GUID
        std::deque<uint64> m_OfflineQueue;                  // Player GUID

        // Invited counters are useful for player invitation to BG - do not allow, if BG is started to one faction to have 2 more players than another faction
        // Invited counters will be changed only when removing already invited player from queue, removing player from battleground and inviting player to BG
        // Invited players counters
        uint32 m_InvitedAlliance;
        uint32 m_InvitedHorde;

        // Raid Group
        Group* m_BgRaids[BG_TEAMS_COUNT];                   // 0 - alliance, 1 - horde

        // Players count by team
        uint32 m_PlayersCount[BG_TEAMS_COUNT];

        int32 m_ArenaTeamRatingChanges[BG_TEAMS_COUNT];

        // Limits
        uint32 m_LevelMin;
        uint32 m_LevelMax;
        uint32 m_MaxPlayersPerTeam;
        uint32 m_MaxPlayers;
        uint32 m_MinPlayersPerTeam;
        uint32 m_MinPlayers;

        // Start location
        uint32 m_MapId;
        BattlegroundMap* m_Map;
        float m_TeamStartLocX[BG_TEAMS_COUNT];
        float m_TeamStartLocY[BG_TEAMS_COUNT];
        float m_TeamStartLocZ[BG_TEAMS_COUNT];
        float m_TeamStartLocO[BG_TEAMS_COUNT];
        float m_StartMaxDist;
        uint32 ScriptId;

        std::shared_ptr<ArenaTeam> m_arenaTeams[BG_TEAMS_COUNT];
        ArenaRatingInfo m_arenaRatingInfo[BG_TEAMS_COUNT];
        IntervalTimer m_DampeningTimer;
        uint32 m_DampeningCounter = 0;

        struct AfkReport
        {
            std::set<uint64> Reporters;
            TimeValue ReportTime;
        };

        std::map<uint64, AfkReport> m_afkReports;
};
#endif
