GameEventMgr.h

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/*
 * This file is part of the TrinityCore Project. See AUTHORS 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 TRINITY_GAMEEVENT_MGR_H
#define TRINITY_GAMEEVENT_MGR_H
 
#include "Common.h"
#include "SharedDefines.h"
#include "Define.h"
#include "ObjectGuid.h"
#include <list>
#include <map>
#include <set>
#include <unordered_map>
#include <vector>
 
#define max_ge_check_delay DAY // 1 day in seconds
 
enum GameEventState
{
 GAMEEVENT_NORMAL = 0, // standard game events
 GAMEEVENT_WORLD_INACTIVE = 1, // not yet started
 GAMEEVENT_WORLD_CONDITIONS = 2, // condition matching phase
 GAMEEVENT_WORLD_NEXTPHASE = 3, // conditions are met, now 'length' timer to start next event
 GAMEEVENT_WORLD_FINISHED = 4, // next events are started, unapply this one
 GAMEEVENT_INTERNAL = 5 // never handled in update
};
 
struct GameEventFinishCondition
{
 float reqNum; // required number // use float, since some events use percent
 float done; // done number
 uint32 max_world_state; // max resource count world state update id
 uint32 done_world_state; // done resource count world state update id
};
 
struct GameEventQuestToEventConditionNum
{
 uint16 event_id;
 uint32 condition;
 float num;
};
 
typedef std::map<uint32 /*condition id*/, GameEventFinishCondition> GameEventConditionMap;
 
struct GameEventData
{
 GameEventData() : start(1), end(0), nextstart(0), occurence(0), length(0), holiday_id(HOLIDAY_NONE), holidayStage(0), state(GAMEEVENT_NORMAL),
 announce(0) { }
 time_t start; // occurs after this time
 time_t end; // occurs before this time
 time_t nextstart; // after this time the follow-up events count this phase completed
 uint32 occurence; // time between end and start
 uint32 length; // length of the event (minutes) after finishing all conditions
 HolidayIds holiday_id;
 uint8 holidayStage;
 GameEventState state; // state of the game event, these are saved into the game_event table on change!
 GameEventConditionMap conditions; // conditions to finish
 std::set<uint16 /*gameevent id*/> prerequisite_events; // events that must be completed before starting this event
 std::string description;
 uint8 announce; // if 0 dont announce, if 1 announce, if 2 take config value
 
 bool isValid() const { return length > 0 || state > GAMEEVENT_NORMAL; }
};
 
struct ModelEquip
{
 uint32 modelid;
 uint32 modelid_prev;
 uint8 equipment_id;
 uint8 equipement_id_prev;
};
 
class Creature;
class Player;
class Quest;
struct VendorItem;
 
class TC_GAME_API GameEventMgr
{
 private:
 GameEventMgr();
 ~GameEventMgr();
 
 public:
 static GameEventMgr* instance();
 
 typedef std::set<uint16> ActiveEvents;
 typedef std::vector<GameEventData> GameEventDataMap;
 ActiveEvents const& GetActiveEventList() const { return m_ActiveEvents; }
 GameEventDataMap const& GetEventMap() const { return mGameEvent; }
 bool CheckOneGameEvent(uint16 entry) const;
 uint32 NextCheck(uint16 entry) const;
 void LoadFromDB();
 uint32 Update();
 bool IsActiveEvent(uint16 event_id) { return (m_ActiveEvents.find(event_id) != m_ActiveEvents.end()); }
 uint32 StartSystem();
 void Initialize();
 void StartArenaSeason();
 void StartInternalEvent(uint16 event_id);
 bool StartEvent(uint16 event_id, bool overwrite = false);
 void StopEvent(uint16 event_id, bool overwrite = false);
 void HandleQuestComplete(uint32 quest_id); // called on world event type quest completions
 uint64 GetNPCFlag(Creature* cr);
 
 private:
 void SendWorldStateUpdate(Player* player, uint16 event_id);
 void AddActiveEvent(uint16 event_id) { m_ActiveEvents.insert(event_id); }
 void RemoveActiveEvent(uint16 event_id) { m_ActiveEvents.erase(event_id); }
 void ApplyNewEvent(uint16 event_id);
 void UnApplyEvent(uint16 event_id);
 void GameEventSpawn(int16 event_id);
 void GameEventUnspawn(int16 event_id);
 void ChangeEquipOrModel(int16 event_id, bool activate);
 void UpdateEventQuests(uint16 event_id, bool activate);
 void UpdateWorldStates(uint16 event_id, bool Activate);
 void UpdateEventNPCFlags(uint16 event_id);
 void UpdateEventNPCVendor(uint16 event_id, bool activate);
 void RunSmartAIScripts(uint16 event_id, bool activate); 
 bool CheckOneGameEventConditions(uint16 event_id);
 void SaveWorldEventStateToDB(uint16 event_id);
 bool hasCreatureQuestActiveEventExcept(uint32 quest_id, uint16 event_id);
 bool hasGameObjectQuestActiveEventExcept(uint32 quest_id, uint16 event_id);
 bool hasCreatureActiveEventExcept(ObjectGuid::LowType creature_guid, uint16 event_id);
 bool hasGameObjectActiveEventExcept(ObjectGuid::LowType go_guid, uint16 event_id);
 void SetHolidayEventTime(GameEventData& event);
 time_t GetLastStartTime(uint16 event_id) const;
 
 typedef std::list<ObjectGuid::LowType> GuidList;
 typedef std::list<uint32> IdList;
 typedef std::vector<GuidList> GameEventGuidMap;
 typedef std::vector<IdList> GameEventIdMap;
 typedef std::pair<ObjectGuid::LowType, ModelEquip> ModelEquipPair;
 typedef std::list<ModelEquipPair> ModelEquipList;
 typedef std::vector<ModelEquipList> GameEventModelEquipMap;
 typedef std::pair<uint32, uint32> QuestRelation;
 typedef std::list<QuestRelation> QuestRelList;
 typedef std::vector<QuestRelList> GameEventQuestMap;
 typedef std::unordered_map<uint32, std::vector<VendorItem>> NPCVendorMap;
 typedef std::vector<NPCVendorMap> GameEventNPCVendorMap;
 typedef std::map<uint32 /*quest id*/, GameEventQuestToEventConditionNum> QuestIdToEventConditionMap;
 typedef std::pair<ObjectGuid::LowType /*guid*/, uint64 /*npcflag*/> GuidNPCFlagPair;
 typedef std::list<GuidNPCFlagPair> NPCFlagList;
 typedef std::vector<NPCFlagList> GameEventNPCFlagMap;
 GameEventQuestMap mGameEventCreatureQuests;
 GameEventQuestMap mGameEventGameObjectQuests;
 GameEventNPCVendorMap mGameEventVendors;
 GameEventModelEquipMap mGameEventModelEquip;
 //GameEventGuidMap mGameEventCreatureGuids;
 //GameEventGuidMap mGameEventGameobjectGuids;
 GameEventIdMap mGameEventPoolIds;
 GameEventDataMap mGameEvent;
 QuestIdToEventConditionMap mQuestToEventConditions;
 GameEventNPCFlagMap mGameEventNPCFlags;
 ActiveEvents m_ActiveEvents;
 bool isSystemInit;
 
 public:
 GameEventGuidMap mGameEventCreatureGuids;
 GameEventGuidMap mGameEventGameobjectGuids;
};
 
#define sGameEventMgr GameEventMgr::instance()
 
TC_GAME_API bool IsHolidayActive(HolidayIds id);
TC_GAME_API bool IsEventActive(uint16 eventId);
 
#endif