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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_WAYPOINTMANAGER_H
#define TRINITY_WAYPOINTMANAGER_H
#include "Define.h"
#include "DatabaseEnvFwd.h"
#include "Hash.h"
#include "ObjectGuid.h"
#include "Position.h"
#include "WaypointDefines.h"
#include <unordered_map>
class Unit;
class TC_GAME_API WaypointMgr
{
struct PathQueryResult;
struct PathNodeQueryResult;
public:
WaypointMgr(WaypointMgr const&) = delete;
WaypointMgr(WaypointMgr&&) = delete;
WaypointMgr& operator=(WaypointMgr const&) = delete;
WaypointMgr& operator=(WaypointMgr&&) = delete;
static WaypointMgr* instance();
// Attempts to reload a single path from database
void ReloadPath(uint32 pathId);
// Loads all paths from database, should only run on startup
void LoadPaths();
void LoadPathFromDB(PathQueryResult const& fields);
void LoadPathNodesFromDB(PathNodeQueryResult const& fields);
void DoPostLoadingChecks();
void VisualizePath(Unit* owner, WaypointPath const* path, Optional<uint32> displayId);
void DevisualizePath(Unit* owner, WaypointPath const* path);
void MoveNode(WaypointPath const* path, WaypointNode const* node, Position const& pos);
void DeleteNode(WaypointPath const* path, WaypointNode const* node);
void DeleteNode(uint32 pathId, uint32 nodeId);
WaypointPath const* GetPath(uint32 pathId) const;
WaypointNode const* GetNode(WaypointPath const* path, uint32 nodeId) const;
WaypointNode const* GetNode(uint32 pathId, uint32 nodeId) const;
WaypointPath const* GetPathByVisualGUID(ObjectGuid guid) const;
WaypointNode const* GetNodeByVisualGUID(ObjectGuid guid) const;
ObjectGuid const& GetVisualGUIDByNode(uint32 pathId, uint32 nodeId) const;
private:
WaypointMgr();
~WaypointMgr();
void _LoadPaths();
void _LoadPathNodes();
std::unordered_map<uint32 /*pathId*/, WaypointPath> _pathStore;
std::unordered_map<std::pair<uint32 /*pathId*/, uint32 /*nodeId*/>, ObjectGuid> _nodeToVisualWaypointGUIDsMap;
std::unordered_map<ObjectGuid, std::pair<WaypointPath const*, WaypointNode const*>> _visualWaypointGUIDToNodeMap;
};
#define sWaypointMgr WaypointMgr::instance()
#endif
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