/*
 * Copyright (C) 2008-2009 Trinity 
 *
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
#include "Wintergrasp.h"
#include "SpellAuras.h"
#include "Vehicle.h"
#include "ObjectMgr.h"
#include "World.h"
typedef uint32 TeamPair[2];
enum WintergraspQuest
{
    SLAY_THEM_ALL_1 = 13180, //Horde Quest
    SLAY_THEM_ALL_2 = 13178, //Horde Quest
    NO_MERCY_MERCILESS = 13177,   //Alliance Quest
    NO_MERCY_MERCILESS_1 = 13179, //Alliance Quest
    A_VICTORY_IN_WG = 13181,
    H_VICTORY_IN_WG = 13183
};
enum CreatureEntry
{
    CRE_ENG_A = 30499,
    CRE_ENG_H = 30400,
    CRE_PVP_KILL = 31086 //Quest Objective
};
const TeamPair CreatureEntryPair[] =
{
    {32307, 32308}, // Guards
    {30739, 30740}, // Champions
    {31101, 31051}, // Hoodoo Master & Sorceress
    {31102, 31052}, // Vieron Blazefeather & Bowyer
    {32296, 32294}, // Quartermaster
    {31107, 31109}, // Lieutenant & Senior Demolitionist
    {31151, 31153}, // Tactical Officer
    {31106, 31108}, // Siegesmith & Siege Master
    {31053, 31054}, // Primalist & Anchorite
    {31091, 31036}, // Commander
    {32615, 32626}, // Warbringer & Brigadier General
    {0,0}
};
const TeamPair GODisplayPair[] =
{
    {5651, 5652},
    {8256, 8257},
    {0,0}
};
void LoadTeamPair(TeamPairMap &pairMap, const TeamPair *pair)
{
    while((*pair)[0])
    {
        pairMap[(*pair)[0]] = (*pair)[1];
        pairMap[(*pair)[1]] = (*pair)[0];
        ++pair;
    }
}
#define REMOVE_WARTIME_AURAS(p) (p)->RemoveAura(SPELL_RECRUIT);\
    (p)->RemoveAura(SPELL_CORPORAL);(p)->RemoveAura(SPELL_LIEUTENANT)
#define REMOVE_TENACITY_AURA(p) CastTenacity(p, 0)
// Visual defines, easier to understand code
#define getDefenderTeam() m_defender
#define getAttackerTeam() OTHER_TEAM(m_defender)
typedef std::list AreaPOIList;
bool OPvPWintergrasp::SetupOutdoorPvP()
{
    if(!sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_ENABLED))
        return false;
    m_defender = TeamId(rand()%2);
    m_changeDefender = false;
    m_workshopCount[TEAM_ALLIANCE] = 0;
    m_workshopCount[TEAM_HORDE] = 0;
    // Select POI
    AreaPOIList areaPOIs;
    float minX = 9999, minY = 9999, maxX = -9999, maxY = -9999;
    for (uint32 i = 0; i < sAreaPOIStore.GetNumRows(); ++i)
    {
        const AreaPOIEntry * poiInfo = sAreaPOIStore.LookupEntry(i);
        if (poiInfo && poiInfo->zoneId == ZONE_WINTERGRASP)
        {
            areaPOIs.push_back(poiInfo);
            if (minX > poiInfo->x) minX = poiInfo->x;
            if (minY > poiInfo->y) minY = poiInfo->y;
            if (maxX < poiInfo->x) maxX = poiInfo->x;
            if (maxY < poiInfo->y) maxY = poiInfo->y;
        }
    }
    minX -= 20; minY -= 20; maxX += 20; maxY += 20;
    // Coords: 4290.330078, 1790.359985 - 5558.379883, 4048.889893
    QueryResult *result = WorldDatabase.PQuery("SELECT guid FROM gameobject,gameobject_template"
        " WHERE gameobject.map=571"
        " AND gameobject.position_x>%f AND gameobject.position_y>%f"
        " AND gameobject.position_x<%f AND gameobject.position_y<%f"
        " AND gameobject_template.type=33"
        " AND gameobject.id=gameobject_template.entry",
        minX, minY, maxX, maxY);
    if (!result)
        return false;
    do
    {
        Field *fields = result->Fetch();
        uint32 guid = fields[0].GetUInt32();
        GameObjectData const * goData = objmgr.GetGOData(guid);
        if (!goData) // this should not happen
            continue;
        float x = goData->posX, y = goData->posY;
        float minDist = 100;
        AreaPOIList::iterator poi = areaPOIs.end();
        for (AreaPOIList::iterator itr = areaPOIs.begin(); itr != areaPOIs.end(); ++itr)
        {
            if (!(*itr)->icon[1]) // note: may for other use
                continue;
            float dist = (abs((*itr)->x - x) + abs((*itr)->y - y));
            if (minDist > dist)
            {
                minDist = dist;
                poi = itr;
            }
        }
        if (poi == areaPOIs.end())
            continue;
        // add building to the list
        TeamId teamId = x > POS_X_CENTER ? getDefenderTeam() : getAttackerTeam();
        m_buildingStates[guid] = new BuildingState((*poi)->worldState, teamId, getDefenderTeam() != TEAM_ALLIANCE);
        if ((*poi)->id == 2246)
            m_gate = m_buildingStates[guid];
        areaPOIs.erase(poi);
        // add capture point
        uint32 capturePointEntry = 0;
        switch(goData->id)
        {
            case 192028: // NW
            case 192030: // W
            case 192032: // SW
                capturePointEntry = 190475;
                break;
            case 192029: // NE
            case 192031: // E
            case 192033: // SE
                capturePointEntry = 190487;
                break;
        }
        // TODO - Get Engs from DB only 1 time, not 6
        if (capturePointEntry)
        {
            uint32 engGuid = 0;
            QueryResult *result = WorldDatabase.PQuery("SELECT guid FROM creature"
                " WHERE creature.map=571"
                " AND creature.id IN (%u, %u);", CRE_ENG_A, CRE_ENG_H);
            if (!result)
            {
                sLog.outError("Cannot find siege workshop master in creature!");
                continue;
            }
            float minDist = 100;
            do
            {
                Field *fields = result->Fetch();
                uint32 guid = fields[0].GetUInt32();
                const CreatureData *creData = objmgr.GetCreatureData(guid);
                if (!creData)
                    continue;
                float dist = (abs(creData->posX - x) + abs(creData->posY - y));
                if (minDist > dist)
                {
                    minDist = dist;
                    engGuid = guid;
                }
            }while(result->NextRow());
            delete result;
            if (!engGuid)
            {
                sLog.outError("Cannot find nearby siege workshop master!");
                continue;
            }
            SiegeWorkshop *workshop = new SiegeWorkshop(this, m_buildingStates[guid]);
            if (!workshop->SetCapturePointData(capturePointEntry, goData->mapid, goData->posX + 40 * cos(goData->orientation + M_PI / 2), goData->posY + 40 * sin(goData->orientation + M_PI / 2), goData->posZ))
            {
                delete workshop;
                sLog.outError("Cannot add capture point!");
                continue;
            }
            const CreatureData *creData = objmgr.GetCreatureData(engGuid);
            if (!creData)
                continue;
            workshop->m_engEntry = const_cast(&creData->id);
            const_cast(creData)->displayid = 0;
            workshop->m_workshopGuid = guid;
            workshop->m_engGuid = engGuid;
            //workshop->AddGO(0, guid, goData->id);
            //workshop->AddCre(0, engGuid, creData->id);
            //sLog.outDebug("Demolisher Engineerer lowguid %u is linked to workshop lowguid %u.", engGuid, guid);
            AddCapturePoint(workshop);
            m_buildingStates[guid]->type = BUILDING_WORKSHOP;
            workshop->SetTeamByBuildingState();
        }
    }while(result->NextRow());
    delete result;
    if (!m_gate)
    {
        sLog.outError("Cannot find wintergrasp fortress gate!");
        return false;
    }
    // Load Graveyard
    GraveYardMap::const_iterator graveLow  = objmgr.mGraveYardMap.lower_bound(ZONE_WINTERGRASP);
    GraveYardMap::const_iterator graveUp   = objmgr.mGraveYardMap.upper_bound(ZONE_WINTERGRASP);
    for (AreaPOIList::iterator itr = areaPOIs.begin(); itr != areaPOIs.end();)
    {
        if ((*itr)->icon[1] == 8)
        {
            // find or create grave yard
            const WorldSafeLocsEntry *loc = objmgr.GetClosestGraveYard((*itr)->x, (*itr)->y, (*itr)->z, (*itr)->mapId, 0);
            if (!loc)
            {
                ++itr;
                continue;
            }
            GraveYardMap::const_iterator graveItr;
            for (graveItr = graveLow; graveItr != graveUp; ++graveItr)
                if (graveItr->second.safeLocId == loc->ID)
                    break;
            if (graveItr == graveUp)
            {
                GraveYardData graveData;
                graveData.safeLocId = loc->ID;
                graveData.team = 0;
                graveItr = objmgr.mGraveYardMap.insert(std::make_pair(ZONE_WINTERGRASP, graveData));
            }
            for (BuildingStateMap::iterator stateItr = m_buildingStates.begin(); stateItr != m_buildingStates.end(); ++stateItr)
            {
                if (stateItr->second->worldState == (*itr)->worldState)
                {
                    stateItr->second->graveTeam = const_cast(&graveItr->second.team);
                    break;
                }
            }
            areaPOIs.erase(itr++);
        }
        else
            ++itr;
    }
    //for (AreaPOIList::iterator itr = areaPOIs.begin(); itr != areaPOIs.end(); ++itr)
    //    sLog.outError("not assigned %u %f %f", (*itr)->id, (*itr)->x, (*itr)->y);
    //gameeventmgr.StartInternalEvent(GameEventWintergraspDefender[getDefenderTeam()]);
    //Titan Relic eventid = 19982
    objmgr.AddGOData(192829, 571, 5440, 2840.8, 420.43 + 10, 0);
    LoadTeamPair(m_goDisplayPair, GODisplayPair);
    LoadTeamPair(m_creEntryPair, CreatureEntryPair);
    m_wartime = false;
    m_timer = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_START_TIME) * MINUTE * IN_MILISECONDS;
    m_towerCount[getDefenderTeam()][DAMAGE_INTACT] = 4;
    m_towerCount[getAttackerTeam()][DAMAGE_INTACT] = 3;
    m_towerCount[TEAM_ALLIANCE][DAMAGE_DAMAGED] = 0;
    m_towerCount[TEAM_HORDE][DAMAGE_DAMAGED] = 0;
    m_towerCount[TEAM_ALLIANCE][DAMAGE_DESTROYED] = 0;
    m_towerCount[TEAM_HORDE][DAMAGE_DESTROYED] = 0;
    // Load custom rewards
    if (sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_CUSTOM_HONOR))
    {
        m_customHonorReward[WIN_BATTLE] = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_WIN_BATTLE);
        m_customHonorReward[LOSE_BATTLE] = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_LOSE_BATTLE);
        m_customHonorReward[DAMAGED_TOWER] = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_DAMAGED_TOWER);
        m_customHonorReward[DESTROYED_TOWER] = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_DESTROYED_TOWER);
        m_customHonorReward[DAMAGED_BUILDING] = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_DAMAGED_BUILDING);
        m_customHonorReward[INTACT_BUILDING] = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_INTACT_BUILDING);
    }
    RemoveOfflinePlayerWGAuras();
    RegisterZone(ZONE_WINTERGRASP);
    return true;
}
void OPvPWintergrasp::ProcessEvent(GameObject *obj, uint32 eventId)
{
    if (eventId == 19982)
    {
        if (isWarTime() && m_gate && m_gate->damageState == DAMAGE_DESTROYED)
        {
            m_changeDefender = true;
            m_timer = 0;
        }
    }
    else if (obj->GetGoType() == GAMEOBJECT_TYPE_DESTRUCTIBLE_BUILDING)
    {
        BuildingStateMap::const_iterator itr = m_buildingStates.find(obj->GetDBTableGUIDLow());
        if (itr != m_buildingStates.end())
        {
            BuildingState *state = itr->second;
            if (eventId == obj->GetGOInfo()->building.damagedEvent)
            {
                state->damageState = DAMAGE_DAMAGED;
                if (state->type == BUILDING_TOWER)
                    ++m_towerCount[state->GetTeam()][DAMAGE_DAMAGED];
            }
            else if (eventId == obj->GetGOInfo()->building.destroyedEvent)
            {
                state->damageState = DAMAGE_DESTROYED;
                if (state->type == BUILDING_WORKSHOP)
                    ModifyWorkshopCount(state->GetTeam(), false);
                else if (state->type == BUILDING_TOWER)
                {
                    --m_towerCount[state->GetTeam()][DAMAGE_DAMAGED];
                    ++m_towerCount[state->GetTeam()][DAMAGE_DESTROYED];
                }
            }
            BroadcastStateChange(state);
        }
    }
}
void OPvPWintergrasp::RemoveOfflinePlayerWGAuras()
{
    // if server crashed while in battle there could be players with rank or tenacity
    CharacterDatabase.PExecute("DELETE FROM character_aura WHERE spell IN (%u,%u,%u, %u)",
        SPELL_RECRUIT, SPELL_CORPORAL, SPELL_LIEUTENANT, SPELL_TENACITY);
}
void OPvPWintergrasp::ModifyWorkshopCount(TeamId team, bool add)
{
    if (team == TEAM_NEUTRAL)
        return;
    if (add)
        ++m_workshopCount[team];
    else if (m_workshopCount[team])
        --m_workshopCount[team];
    else
        sLog.outError("OPvPWintergrasp::ModifyWorkshopCount: negative workshop count!");
    SendUpdateWorldState(MaxVehNumWorldState[team], m_workshopCount[team] * MAX_VEHICLE_PER_WORKSHOP);
}
uint32 OPvPWintergrasp::GetCreatureEntry(uint32 guidlow, const CreatureData *data)
{
    if (getDefenderTeam() == TEAM_ALLIANCE)
    {
        TeamPairMap::const_iterator itr = m_creEntryPair.find(data->id);
        if (itr != m_creEntryPair.end())
        {
            const_cast(data)->displayid = 0;
            return itr->second;
        }
    }
    return data->id;
}
WintergraspCreType OPvPWintergrasp::GetCreatureType(uint32 entry) const
{
    // VEHICLES, GUARDS and TURRETS gives kill credit
    // OTHER Not in wartime
    // TURRET Only during wartime
    // SPECIAL like "OTHER" but no despawn conditions
    // Entries like Case A: Case: B have their own despawn function
    switch(entry)
    {
        case 27881: // Catapult
        case 28094: // Demolisher
        case 28312: // Alliance Siege Engine
        case 32627: // Horde Siege Engine
            return CREATURE_SIEGE_VEHICLE;
        case 28366: // Wintergrasp Tower cannon
            return CREATURE_TURRET;
        case CRE_ENG_A: // Alliance Engineer
        case CRE_ENG_H: // Horde Engineer
            return CREATURE_ENGINEER;
        case 30739:case 30740: // Champions
        case 32307:case 32308: // Guards
            return CREATURE_GUARD;
        case 31101:case 31051: // Hoodoo Master & Sorceress
        case 31102:case 31052: // Vieron Blazefeather & Bowyer
        case 31107:case 31109: // Lieutenant & Senior Demolitionist
        case 31151:case 31153: // Tactical Officer
        case 31106:case 31108: // Siegesmith & Siege Master
        case 31053:case 31054: // Primalist & Anchorite
        case 31091:case 31036: // Commander
        case 32615:case 32626: // Warbringer && Brigadier General
        case 32296:case 32294: // Quartermaster
        case 30870:case 30869: // Flight Masters
        case 31841:case 31842: // Spirit Guides
            return CREATURE_SPECIAL;
        default:
            return CREATURE_OTHER; // Revenants, Elementals, etc
    }
}
void OPvPWintergrasp::OnCreatureCreate(Creature *creature, bool add)
{
    uint32 entry = creature->GetEntry();
    switch(GetCreatureType(entry))
    {
        case CREATURE_SIEGE_VEHICLE:
        {
            if (!creature->isSummon())
                return;
            TeamId team;
            if (add)
            {
                if (creature->getFaction() == WintergraspFaction[TEAM_ALLIANCE])
                    team = TEAM_ALLIANCE;
                else if (creature->getFaction() == WintergraspFaction[TEAM_HORDE])
                    team = TEAM_HORDE;
                else
                    return;
                if (uint32 engLowguid = GUID_LOPART(((TempSummon*)creature)->GetSummonerGUID()))
                {
                    if (SiegeWorkshop *workshop = GetWorkshopByEngGuid(engLowguid))
                    {
                        if (CanBuildVehicle(workshop))
                        {
                            m_vehicles[team].insert(creature);
                            //workshop->m_vehicles.insert(creature);
                        }
                        else
                        {
                            creature->setDeathState(DEAD);
                            creature->SetRespawnTime(DAY);
                            return;
                        }
                    }
                }
                if (m_tenacityStack > 0)
                {
                    if (team == TEAM_ALLIANCE)
                        creature->SetAuraStack(SPELL_TENACITY_VEHICLE, creature, m_tenacityStack);
                }
                else if (m_tenacityStack < 0)
                {
                    if (team == TEAM_HORDE)
                        creature->SetAuraStack(SPELL_TENACITY_VEHICLE, creature, -m_tenacityStack);
                }
            }
            else // the faction may be changed in uncharm
            {
                // TODO: now you have to wait until the corpse of vehicle disappear to build a new one
                if (m_vehicles[TEAM_ALLIANCE].erase(creature))
                    team = TEAM_ALLIANCE;
                else if (m_vehicles[TEAM_HORDE].erase(creature))
                    team = TEAM_HORDE;
                else
                    return;
            }
            SendUpdateWorldState(VehNumWorldState[team], m_vehicles[team].size());
            break;
        }
        case CREATURE_ENGINEER:
            for (OutdoorPvP::OPvPCapturePointMap::iterator itr = m_capturePoints.begin(); itr != m_capturePoints.end(); ++itr)
            {
                if (SiegeWorkshop *workshop = dynamic_cast(itr->second))
                    if (workshop->m_engGuid == creature->GetDBTableGUIDLow())
                    {
                        workshop->m_engineer = add ? creature : NULL;
                        break;
                    }
            }
            break;
        case CREATURE_TURRET:
        case CREATURE_OTHER:
            UpdateCreatureInfo(creature);
        default:
            if (add) m_creatures.insert(creature);
            else m_creatures.erase(creature);
            break;
    }
}
void OPvPWintergrasp::OnGameObjectCreate(GameObject *go, bool add)
{
    OutdoorPvP::OnGameObjectCreate(go, add);
    if (UpdateGameObjectInfo(go))
    {
        if (add) m_gobjects.insert(go);
        else m_gobjects.erase(go);
    }
    //do we need to store building?
    else if (go->GetGoType() == GAMEOBJECT_TYPE_DESTRUCTIBLE_BUILDING)
    {
        BuildingStateMap::const_iterator itr = m_buildingStates.find(go->GetDBTableGUIDLow());
        if (itr != m_buildingStates.end())
        {
            itr->second->building = add ? go : NULL;
            if (go->GetGOInfo()->displayId == 7878 || go->GetGOInfo()->displayId == 7900)
                itr->second->type = BUILDING_TOWER;
            if (!add || itr->second->damageState == DAMAGE_INTACT && !itr->second->health)
                itr->second->health = go->GetGOValue()->building.health;
            else
            {
                go->GetGOValue()->building.health = itr->second->health;
                if (itr->second->damageState == DAMAGE_DAMAGED)
                    go->SetFlag(GAMEOBJECT_FLAGS, GO_FLAG_DAMAGED);
                else if (itr->second->damageState == DAMAGE_DESTROYED)
                    go->SetFlag(GAMEOBJECT_FLAGS, GO_FLAG_DESTROYED);
            }
        }
    }
}
void OPvPWintergrasp::UpdateAllWorldObject()
{
    // update cre and go factions
    for (GameObjectSet::iterator itr = m_gobjects.begin(); itr != m_gobjects.end(); ++itr)
        UpdateGameObjectInfo(*itr);
    for (CreatureSet::iterator itr = m_creatures.begin(); itr != m_creatures.end(); ++itr)
        UpdateCreatureInfo(*itr);
    // rebuild and update building states
    RebuildAllBuildings();
    // update capture points
    for (OPvPCapturePointMap::iterator itr = m_capturePoints.begin(); itr != m_capturePoints.end(); ++itr)
        if (SiegeWorkshop *workshop = dynamic_cast(itr->second))
            workshop->SetTeamByBuildingState();
}
void OPvPWintergrasp::RebuildAllBuildings()
{
    for (BuildingStateMap::const_iterator itr = m_buildingStates.begin(); itr != m_buildingStates.end(); ++itr)
    {
        if (itr->second->building)
        {
            UpdateGameObjectInfo(itr->second->building);
            itr->second->building->Rebuild();
            itr->second->health = itr->second->building->GetGOValue()->building.health;
        }
        else
            itr->second->health = 0;
        if (itr->second->damageState == DAMAGE_DESTROYED)
        {
            if (itr->second->type == BUILDING_WORKSHOP)
                ModifyWorkshopCount(itr->second->GetTeam(), true);
        }
        itr->second->damageState = DAMAGE_INTACT;
        itr->second->SetTeam(getDefenderTeam() == TEAM_ALLIANCE ? OTHER_TEAM(itr->second->defaultTeam) : itr->second->defaultTeam);
    }
    m_towerCount[getDefenderTeam()][DAMAGE_INTACT] = 4;
    m_towerCount[getAttackerTeam()][DAMAGE_INTACT] = 3;
    m_towerCount[TEAM_ALLIANCE][DAMAGE_DAMAGED] = 0;
    m_towerCount[TEAM_HORDE][DAMAGE_DAMAGED] = 0;
    m_towerCount[TEAM_ALLIANCE][DAMAGE_DESTROYED] = 0;
    m_towerCount[TEAM_HORDE][DAMAGE_DESTROYED] = 0;
}
void OPvPWintergrasp::SendInitWorldStatesTo(Player *player) const
{
    WorldPacket data(SMSG_INIT_WORLD_STATES, (4+4+4+2+(m_buildingStates.size()*8)));
    data << uint32(571);
    data << uint32(ZONE_WINTERGRASP);
    data << uint32(0);
    data << uint16(4+5+4+m_buildingStates.size());
    data << uint32(3803) << uint32(getDefenderTeam() == TEAM_ALLIANCE ? 1 : 0);
    data << uint32(3802) << uint32(getDefenderTeam() != TEAM_ALLIANCE ? 1 : 0);
    data << uint32(3801) << uint32(isWarTime() ? 0 : 1);
    data << uint32(3710) << uint32(isWarTime() ? 1 : 0);
    for (uint32 i = 0; i < 5; ++i)
        data << ClockWorldState[i] << m_clock[i];
    data << uint32(3490) << uint32(m_vehicles[TEAM_HORDE].size());
    data << uint32(3491) << m_workshopCount[TEAM_HORDE] * MAX_VEHICLE_PER_WORKSHOP;
    data << uint32(3680) << uint32(m_vehicles[TEAM_ALLIANCE].size());
    data << uint32(3681) << m_workshopCount[TEAM_ALLIANCE] * MAX_VEHICLE_PER_WORKSHOP;
    for (BuildingStateMap::const_iterator itr = m_buildingStates.begin(); itr != m_buildingStates.end(); ++itr)
        itr->second->FillData(data);
    if (player)
        player->GetSession()->SendPacket(&data);
    else
        BroadcastPacket(data);
}
void OPvPWintergrasp::BroadcastStateChange(BuildingState *state) const
{
    if (m_sendUpdate)
        for (uint32 team = 0; team < 2; ++team)
            for (PlayerSet::const_iterator p_itr = m_players[team].begin(); p_itr != m_players[team].end(); ++p_itr)
                state->SendUpdate(*p_itr);
}
// Called at Start and Battle End
bool OPvPWintergrasp::UpdateCreatureInfo(Creature *creature) const
{
    uint32 entry = creature->GetEntry();
    switch(GetCreatureType(entry))
    {
        case CREATURE_TURRET:
            if (isWarTime())
            {
                if (!creature->isAlive())
                    creature->Respawn(true);
                creature->setFaction(WintergraspFaction[getDefenderTeam()]);
                creature->SetVisibility(VISIBILITY_ON);
            }
            else
            {
                if (creature->IsVehicle())
                    creature->GetVehicleKit()->RemoveAllPassengers();
                creature->SetVisibility(VISIBILITY_OFF);
                creature->setFaction(35);
            }
            return false;
        case CREATURE_OTHER:
            if (isWarTime())
            {
                creature->SetVisibility(VISIBILITY_OFF);
                creature->setFaction(35);
            }
            else
            {
                creature->RestoreFaction();
                creature->SetVisibility(VISIBILITY_ON);
            }
            return false;
        case CREATURE_ENGINEER:
            return false;
        case CREATURE_SIEGE_VEHICLE:
            creature->DisappearAndDie();
            return false;
    }
    TeamPairMap::const_iterator itr = m_creEntryPair.find(creature->GetCreatureData()->id);
    if (itr != m_creEntryPair.end())
    {
        entry = getDefenderTeam() == TEAM_ALLIANCE ? itr->second : itr->first;
        creature->SetOriginalEntry(entry);
        if (entry != creature->GetEntry() || !creature->isAlive())
            creature->Respawn(true);
    }
    return false;
}
// Return false = Need to rebuild at battle End/Start
//        true  = no need to rebuild (ie: Banners or teleporters)
bool OPvPWintergrasp::UpdateGameObjectInfo(GameObject *go) const
{
    uint32 attFaction = 35;
    uint32 defFaction = 35;
    if (isWarTime())
    {
        attFaction = WintergraspFaction[getAttackerTeam()];
        defFaction = WintergraspFaction[getDefenderTeam()];
    }
    switch(go->GetGOInfo()->displayId)
    {
        case 8244: // Defender's Portal - Vehicle Teleporter
            go->SetUInt32Value(GAMEOBJECT_FACTION, defFaction);
            return true;
        case 7967: // Titan relic
            go->SetUInt32Value(GAMEOBJECT_FACTION, attFaction);
            return true;
        case 8165: // Wintergrasp Keep Door
        case 7877: // Wintergrasp Fortress Wall
        case 7878: // Wintergrasp Keep Tower
        case 7906: // Wintergrasp Fortress Gate
        case 7909: // Wintergrasp Wall
            go->SetUInt32Value(GAMEOBJECT_FACTION, defFaction);
            return false;
        case 7900: // Flamewatch Tower - Shadowsight Tower - Winter's Edge Tower
            go->SetUInt32Value(GAMEOBJECT_FACTION, attFaction);
            return false;
        case 8208: // Goblin Workshop
            SiegeWorkshop *workshop = GetWorkshopByGOGuid(go->GetGUID());
            if (workshop)
                go->SetUInt32Value(GAMEOBJECT_FACTION, WintergraspFaction[workshop->m_buildingState->GetTeam()]);
            return false;
    }
    // Note: this is only for test, still need db support
    TeamPairMap::const_iterator itr = m_goDisplayPair.find(go->GetGOInfo()->displayId);
    if (itr != m_goDisplayPair.end())
    {
        go->SetUInt32Value(GAMEOBJECT_DISPLAYID, getDefenderTeam() == TEAM_ALLIANCE ?
            itr->second : itr->first);
        return true;
    }
    return false;
}
void OPvPWintergrasp::HandlePlayerEnterZone(Player * plr, uint32 zone)
{
    if (isWarTime() && !plr->HasAura(SPELL_RECRUIT) && !plr->HasAura(SPELL_CORPORAL)
        && !plr->HasAura(SPELL_LIEUTENANT))
        plr->CastSpell(plr, SPELL_RECRUIT, true);
    SendInitWorldStatesTo(plr);
    OutdoorPvP::HandlePlayerEnterZone(plr, zone);
    UpdateTenacityStack();
}
void OPvPWintergrasp::HandlePlayerLeaveZone(Player * plr, uint32 zone)
{
    if (!plr->GetSession()->PlayerLogout())
    {
        if (plr->GetVehicle()) // dismiss in change zone case
            plr->GetVehicle()->Dismiss();
        REMOVE_WARTIME_AURAS(plr);
    }
    REMOVE_TENACITY_AURA(plr);
    OutdoorPvP::HandlePlayerLeaveZone(plr, zone);
    UpdateTenacityStack();
}
void OPvPWintergrasp::PromotePlayer(Player *killer) const
{
    Aura *aur;
    if (aur = killer->GetAura(SPELL_RECRUIT))
    {
        if (aur->GetStackAmount() >= 5)
        {
            killer->RemoveAura(SPELL_RECRUIT);
            killer->CastSpell(killer, SPELL_CORPORAL, true);
        }
        else
            killer->CastSpell(killer, SPELL_RECRUIT, true);
    }
    else if (aur = killer->GetAura(SPELL_CORPORAL))
    {
        if (aur->GetStackAmount() >= 5)
        {
            killer->RemoveAura(SPELL_CORPORAL);
            killer->CastSpell(killer, SPELL_LIEUTENANT, true);
        }
        else
            killer->CastSpell(killer, SPELL_CORPORAL, true);
    }
    else if (killer->HasAura(SPELL_LIEUTENANT))
        killer->CastSpell(killer, SPELL_LIEUTENANT, true);
}
void OPvPWintergrasp::HandleKill(Player *killer, Unit *victim)
{
    bool ok = false;
    if (victim->GetTypeId() == TYPEID_PLAYER)
    {
        if (victim->getLevel() >= 70)
            ok = true;
        if(killer->GetQuestStatus(SLAY_THEM_ALL_1) == QUEST_STATUS_INCOMPLETE || killer->GetQuestStatus(SLAY_THEM_ALL_2) == QUEST_STATUS_INCOMPLETE || killer->GetQuestStatus(NO_MERCY_MERCILESS_1) == QUEST_STATUS_INCOMPLETE || killer->GetQuestStatus(NO_MERCY_MERCILESS) == QUEST_STATUS_INCOMPLETE)
            killer->KilledMonsterCredit(CRE_PVP_KILL,0);
    }
    else
    {
        switch(GetCreatureType(victim->GetEntry()))
        {
            case CREATURE_SIEGE_VEHICLE:
            case CREATURE_GUARD:
            case CREATURE_TURRET:
                ok = true;
                break;
        }
    }
    if (ok)
    {
        if (Group *pGroup = killer->GetGroup())
        {
            for (GroupReference *itr = pGroup->GetFirstMember(); itr != NULL; itr = itr->next())
                if (itr->getSource()->IsAtGroupRewardDistance(killer) && itr->getSource()->getLevel() > 69)
                    PromotePlayer(itr->getSource());
        }
        else if (killer->getLevel() > 69)
            PromotePlayer(killer);
    }
}
// Cast or removes Tenacity. MaxHP Modified, HP keeps it's % ratio
void OPvPWintergrasp::CastTenacity(Unit *unit, int32 newStack)
{
    if (!unit)
        return;
    uint32 spellId = unit->GetTypeId() == TYPEID_PLAYER ? SPELL_TENACITY : SPELL_TENACITY_VEHICLE;
    if (newStack)
        unit->SetAuraStack(spellId, unit, newStack);
    else
        unit->RemoveAura(spellId);
    if (unit->GetTypeId() != TYPEID_PLAYER || unit->isAlive())
        unit->SetHealth(uint32(unit->GetMaxHealth()*((float)unit->GetHealth()) / unit->GetMaxHealth()));
}
// Recalculates Tenacity and applies it to Players / Vehicles
void OPvPWintergrasp::UpdateTenacityStack()
{
    if (!isWarTime())
        return;
    TeamId team = TEAM_NEUTRAL;
    uint32 allianceNum = m_players[TEAM_ALLIANCE].size();;
    uint32 hordeNum = m_players[TEAM_HORDE].size();;
    int32 newStack = 0;
    if (allianceNum && hordeNum)
    {
        if (allianceNum < hordeNum)
            newStack = (hordeNum / allianceNum - 1)*4; // positive, should cast on alliance
        else if (allianceNum > hordeNum)
            newStack = (1 - int32(allianceNum / hordeNum))*4; // negative, should cast on horde
    }
    if (newStack == m_tenacityStack)
        return;
    if (m_tenacityStack > 0 && newStack <= 0) // old buff was on alliance
        team = TEAM_ALLIANCE;
    else if (m_tenacityStack < 0 && newStack >= 0) // old buff was on horde
        team = TEAM_HORDE;
    m_tenacityStack = newStack;
    // Remove old buff
    if (team != TEAM_NEUTRAL)
    {
        for (PlayerSet::const_iterator itr = m_players[team].begin(); itr != m_players[team].end(); ++itr)
            if ((*itr)->getLevel() > 69)
                REMOVE_TENACITY_AURA((*itr));
        for (CreatureSet::const_iterator itr = m_vehicles[team].begin(); itr != m_vehicles[team].end(); ++itr)
            REMOVE_TENACITY_AURA((*itr));
    }
    // Apply new buff
    if (newStack)
    {
        team = newStack > 0 ? TEAM_ALLIANCE : TEAM_HORDE;
        if (newStack < 0) newStack = -newStack;
        int32 auraStack = newStack > 20 ? 20 : newStack; // Dont let it be higher than 20
        for (PlayerSet::const_iterator itr = m_players[team].begin(); itr != m_players[team].end(); ++itr)
            if ((*itr)->getLevel() > 69)
                CastTenacity((*itr), auraStack);
        for (CreatureSet::const_iterator itr = m_vehicles[team].begin(); itr != m_vehicles[team].end(); ++itr)
            CastTenacity((*itr), auraStack);
    }
}
void OPvPWintergrasp::VehicleCastSpell(TeamId team, int32 spellId) const
{
    if (spellId > 0)
        for (CreatureSet::const_iterator itr = m_vehicles[team].begin(); itr != m_vehicles[team].end(); ++itr)
            (*itr)->CastSpell(*itr, (uint32)spellId, true);
    else
        for (CreatureSet::const_iterator itr = m_vehicles[team].begin(); itr != m_vehicles[team].end(); ++itr)
            (*itr)->RemoveAura((uint32)-spellId); // by stack?
}
void OPvPWintergrasp::LieutenantCastSpell(TeamId team, int32 spellId) const
{
    for (PlayerSet::const_iterator itr = m_players[team].begin(); itr != m_players[team].end(); ++itr)
        if ((*itr)->HasAura(SPELL_LIEUTENANT) && ((*itr)->getLevel() > 69))
            (*itr)->CastSpell(*itr, (uint32)spellId, true);
}
void OPvPWintergrasp::UpdateClockDigit(uint32 &timer, uint32 digit, uint32 mod)
{
    uint32 value = timer%mod;
    timer /= mod;
    if (m_clock[digit] != value)
    {
        m_clock[digit] = value;
        SendUpdateWorldState(ClockWorldState[digit], value);
    }
}
void OPvPWintergrasp::UpdateClock()
{
    uint32 timer = m_timer / 1000;
    UpdateClockDigit(timer, 0, 10);
    UpdateClockDigit(timer, 1, 6);
    UpdateClockDigit(timer, 2, 10);
    UpdateClockDigit(timer, 3, 6);
    if (!isWarTime())
        UpdateClockDigit(timer, 4, 10);
}
bool OPvPWintergrasp::Update(uint32 diff)
{
    if(!sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_ENABLED))
        return false;
    if (m_timer > diff)
    {
        m_timer -= diff;
        if (isWarTime())
            OutdoorPvP::Update(diff); // update capture points
        UpdateClock();
    }
    else
    {
        m_sendUpdate = false;
        if (isWarTime())
        {
            if (m_changeDefender)
            {
                m_changeDefender = false;
                m_defender = getAttackerTeam();
                if (getDefenderTeam() == TEAM_ALLIANCE)
                    sWorld.SendZoneText(ZONE_WINTERGRASP, "Alliance has taken over the fortress!");
                else
                    sWorld.SendZoneText(ZONE_WINTERGRASP, "Horde has taken over the fortress!");
            }
            else
            {
                if (getDefenderTeam() == TEAM_ALLIANCE)
                    sWorld.SendZoneText(ZONE_WINTERGRASP, "Alliance has successfully defended the fortress!");
                else
                    sWorld.SendZoneText(ZONE_WINTERGRASP, "Horde has successfully defended the fortress!");
            }
            EndBattle();
        }
        else
        {
            sWorld.SendZoneText(ZONE_WINTERGRASP, "Battle begins!");
            StartBattle();
        }
        UpdateAllWorldObject();
        UpdateClock();
        SendInitWorldStatesTo();
        m_sendUpdate = true;
    }
    return false;
}
void OPvPWintergrasp::StartBattle()
{
    m_wartime = true;
    m_timer = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_BATTLE_TIME) * MINUTE * IN_MILISECONDS;
    // Add recruit Aura, Add Tenacity
    TeamCastSpell(getDefenderTeam(), SPELL_RECRUIT);
    TeamCastSpell(getAttackerTeam(), SPELL_RECRUIT);
    UpdateTenacityStack();
}
void OPvPWintergrasp::EndBattle()
{
    m_wartime = false;
    m_timer = sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_INTERVAL) * MINUTE * IN_MILISECONDS;
    for (uint32 team = 0; team < 2; ++team)
    {
        // destroyed all vehicles
        while(!m_vehicles[team].empty())
        {
            Creature *veh = *m_vehicles[team].begin();
            m_vehicles[team].erase(m_vehicles[team].begin());
            veh->setDeathState(JUST_DIED);
        }
        if (m_players[team].empty())
            continue;
        // calculate rewards
        uint32 intactNum = 0;
        uint32 damagedNum = 0;
        for (OutdoorPvP::OPvPCapturePointMap::const_iterator itr = m_capturePoints.begin(); itr != m_capturePoints.end(); ++itr)
            if (SiegeWorkshop *workshop = dynamic_cast(itr->second))
                if (workshop->m_buildingState->GetTeam() == team)
                    if (workshop->m_buildingState->damageState == DAMAGE_DAMAGED)
                        ++damagedNum;
                    else if (workshop->m_buildingState->damageState == DAMAGE_INTACT)
                        ++intactNum;
        uint32 spellRewardId = team == getDefenderTeam() ? SPELL_VICTORY_REWARD : SPELL_DEFEAT_REWARD;
        uint32 baseHonor = 0;
        uint32 marks = 0;
        uint32 playersWithRankNum = 0;
        if (sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_CUSTOM_HONOR))
        {
            // Calculate Level 70+ with Corporal or Lieutenant rank
            for (PlayerSet::iterator itr = m_players[team].begin(); itr != m_players[team].end(); ++itr)
                if ((*itr)->getLevel() > 69 && ((*itr)->HasAura(SPELL_LIEUTENANT) || (*itr)->HasAura(SPELL_CORPORAL)))
                    ++playersWithRankNum;
            baseHonor = m_customHonorReward[(team == getDefenderTeam()) ? WIN_BATTLE : LOSE_BATTLE];
            baseHonor += (m_customHonorReward[DAMAGED_TOWER] * m_towerCount[OTHER_TEAM(team)][DAMAGED_TOWER]);
            baseHonor += (m_customHonorReward[DESTROYED_TOWER] * m_towerCount[OTHER_TEAM(team)][DAMAGED_TOWER]);
            baseHonor += (m_customHonorReward[INTACT_BUILDING] * intactNum);
            baseHonor += (m_customHonorReward[DAMAGED_BUILDING] * damagedNum);
        }
        // Revive players, remove auras and give rewards
        for (PlayerSet::iterator itr = m_players[team].begin(); itr != m_players[team].end(); ++itr)
        {
            uint32 honor;
            // When WG ends the zone is cleaned including corpses, revive all players if dead
            if ((*itr)->isDead())
            {
                (*itr)->ResurrectPlayer(1.0f);
                ObjectAccessor::Instance().ConvertCorpseForPlayer((*itr)->GetGUID());
            }
            if ((*itr)->getLevel() < 70)
                continue; // No rewards for level <70
            // give rewards
            if (sWorld.getConfig(CONFIG_OUTDOORPVP_WINTERGRASP_CUSTOM_HONOR))
            {
                if (team == getDefenderTeam())
                {
                    if ((*itr)->HasAura(SPELL_LIEUTENANT))
                    {
                        marks = 3;
                        honor = baseHonor;
                    }
                    else if ((*itr)->HasAura(SPELL_CORPORAL))
                    {
                        marks = 2;
                        honor = baseHonor;
                    }
                    else
                    {
                        marks = 1;
                        honor = 0;
                    }
                }
                else
                {
                    if ((*itr)->HasAura(SPELL_LIEUTENANT))
                    {
                        marks = 1;
                        honor = baseHonor;
                    }
                    else if ((*itr)->HasAura(SPELL_CORPORAL))
                    {
                        marks = 1;
                        honor = baseHonor;
                    }
                    else
                    {
                        marks = 0;
                        honor = 0;
                    }
                }
                (*itr)->RewardHonor(NULL, playersWithRankNum, honor);
                RewardMarkOfHonor(*itr, marks);
                (*itr)->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_BE_SPELL_TARGET, spellRewardId);
            }
            else
                if ((*itr)->HasAura(SPELL_LIEUTENANT) || (*itr)->HasAura(SPELL_CORPORAL))
                {
                    // TODO - Honor from SpellReward should be shared by team players
                    // TODO - Marks should be given depending on Rank but 3 are given
                    // each time so Won't give any to recruits
                    (*itr)->CastSpell(*itr, spellRewardId, true);
                    for (uint32 i = 0; i < intactNum; ++i)
                        (*itr)->CastSpell(*itr, SPELL_INTACT_BUILDING, true);
                    for (uint32 i = 0; i < damagedNum; ++i)
                        (*itr)->CastSpell(*itr, SPELL_DAMAGED_BUILDING, true);
                    for (uint32 i = 0; i < m_towerCount[OTHER_TEAM(team)][DAMAGE_DAMAGED]; ++i)
                        (*itr)->CastSpell(*itr, SPELL_DAMAGED_TOWER, true);
                    for (uint32 i = 0; i < m_towerCount[OTHER_TEAM(team)][DAMAGE_DESTROYED]; ++i)
                        (*itr)->CastSpell(*itr, SPELL_DESTROYED_TOWER, true);
                }
            if (team == getDefenderTeam())
            {
                if((*itr)->HasAura(SPELL_LIEUTENANT) || (*itr)->HasAura(SPELL_CORPORAL))
                    (*itr)->AreaExploredOrEventHappens(A_VICTORY_IN_WG);
                    (*itr)->AreaExploredOrEventHappens(H_VICTORY_IN_WG);
            }
            REMOVE_WARTIME_AURAS(*itr);
            REMOVE_TENACITY_AURA(*itr);
            (*itr)->CombatStop(true);
        }
    }
    //3.2.0: TeamCastSpell(getAttackerTeam(), SPELL_TELEPORT_DALARAN);
    RemoveOfflinePlayerWGAuras();
}
void OPvPWintergrasp::SetData(uint32 id, uint32 value)
{
    //if (id == DATA_ENGINEER_DIE)
    //    if (SiegeWorkshop *workshop = GetWorkshopByEngGuid(value))
    //        workshop->DespawnAllVehicles();
}
bool OPvPWintergrasp::CanBuildVehicle(SiegeWorkshop *workshop) const
{
    TeamId team = workshop->m_buildingState->GetTeam();
    if (team == TEAM_NEUTRAL)
        return false;
    return isWarTime()
        && workshop->m_buildingState->damageState != DAMAGE_DESTROYED
        && m_vehicles[team].size() < m_workshopCount[team] * MAX_VEHICLE_PER_WORKSHOP;
}
uint32 OPvPWintergrasp::GetData(uint32 id)
{
    // if can build more vehicles
    if (SiegeWorkshop *workshop = GetWorkshopByEngGuid(id))
        return CanBuildVehicle(workshop) ? 1 : 0;
    return 0;
}
void OPvPWintergrasp::RewardMarkOfHonor(Player *plr, uint32 count)
{
    // 'Inactive' this aura prevents the player from gaining honor points and battleground tokens
    if (plr->HasAura(SPELL_AURA_PLAYER_INACTIVE))
        return;
    if (count == 0)
        return;
    ItemPosCountVec dest;
    uint32 no_space_count = 0;
    uint8 msg = plr->CanStoreNewItem(NULL_BAG, NULL_SLOT, dest, WG_MARK_OF_HONOR, count, &no_space_count);
    if (msg == EQUIP_ERR_ITEM_NOT_FOUND)
    {
        sLog.outErrorDb("Wintergrasp reward item (Entry %u) not exist in `item_template`.", WG_MARK_OF_HONOR);
        return;
    }
    if (msg != EQUIP_ERR_OK) // convert to possible store amount
        count -= no_space_count;
    if (count != 0 && !dest.empty()) // can add some
        if (Item* item = plr->StoreNewItem(dest, WG_MARK_OF_HONOR, true, 0))
            plr->SendNewItem(item, count, true, false);
}
SiegeWorkshop *OPvPWintergrasp::GetWorkshop(uint32 lowguid) const
{
    if (OPvPCapturePoint *cp = GetCapturePoint(lowguid))
        return dynamic_cast(cp);
    return NULL;
}
SiegeWorkshop *OPvPWintergrasp::GetWorkshopByEngGuid(uint32 lowguid) const
{
    for (OutdoorPvP::OPvPCapturePointMap::const_iterator itr = m_capturePoints.begin(); itr != m_capturePoints.end(); ++itr)
        if (SiegeWorkshop *workshop = dynamic_cast(itr->second))
            if (workshop->m_engGuid == lowguid)
                return workshop;
    return NULL;
}
SiegeWorkshop *OPvPWintergrasp::GetWorkshopByGOGuid(uint32 lowguid) const
{
    for (OutdoorPvP::OPvPCapturePointMap::const_iterator itr = m_capturePoints.begin(); itr != m_capturePoints.end(); ++itr)
        if (SiegeWorkshop *workshop = dynamic_cast(itr->second))
            if (workshop->m_workshopGuid == lowguid)
                return workshop;
    return NULL;
}
/*######
##SiegeWorkshop
######*/
SiegeWorkshop::SiegeWorkshop(OPvPWintergrasp *opvp, BuildingState *state)
: OPvPCapturePoint(opvp), m_buildingState(state), m_wintergrasp(opvp)
, m_engineer(NULL), m_engGuid(0)
{
}
void SiegeWorkshop::SetTeamByBuildingState()
{
    if (m_buildingState->GetTeam() == TEAM_ALLIANCE)
    {
        m_value = m_maxValue;
        m_State = OBJECTIVESTATE_ALLIANCE;
    }
    else if (m_buildingState->GetTeam() == TEAM_HORDE)
    {
        m_value = -m_maxValue;
        m_State = OBJECTIVESTATE_HORDE;
    }
    else
    {
        m_value = 0;
        m_State = OBJECTIVESTATE_NEUTRAL;
    }
    if (m_team != m_buildingState->GetTeam())
    {
        TeamId oldTeam = m_team;
        m_team = m_buildingState->GetTeam();
        ChangeTeam(oldTeam);
    }
    SendChangePhase();
}
void SiegeWorkshop::ChangeTeam(TeamId oldTeam)
{
    uint32 entry = 0;
    if (oldTeam != TEAM_NEUTRAL)
        m_wintergrasp->ModifyWorkshopCount(oldTeam, false);
    if (m_team != TEAM_NEUTRAL)
    {
        entry = m_team == TEAM_ALLIANCE ? CRE_ENG_A : CRE_ENG_H;
        m_wintergrasp->ModifyWorkshopCount(m_team, true);
    }
    GameObject::SetGoArtKit(CapturePointArtKit[m_team], m_capturePoint, m_capturePointGUID);
    m_buildingState->SetTeam(m_team);
    // TODO: this may be sent twice
    m_wintergrasp->BroadcastStateChange(m_buildingState);
    if (m_buildingState->building)
        m_buildingState->building->SetUInt32Value(GAMEOBJECT_FACTION, WintergraspFaction[m_team]);
    if (entry)
    {
        *m_engEntry = entry;
        if (m_engineer)
        {
            m_engineer->SetOriginalEntry(entry);
            if (entry != m_engineer->GetEntry() || !m_engineer->isAlive())
            {
                m_engineer->Respawn(true);
                //DespawnAllVehicles();
            }
            m_engineer->SetVisibility(VISIBILITY_ON);
        }
    }
    else if (m_engineer)
        m_engineer->SetVisibility(VISIBILITY_OFF);
    sLog.outDebug("Wintergrasp workshop now belongs to %u.", (uint32)m_buildingState->GetTeam());
}