SmoothPhasing.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 TRINITYCORE_SMOOTHPHASING_H
#define TRINITYCORE_SMOOTHPHASING_H
 
#include "ObjectGuid.h"
#include "Optional.h"
#include <unordered_map>
#include <variant>
 
struct SmoothPhasingInfo
{
    // Fields visible on client
    Optional<ObjectGuid> ReplaceObject;
    bool ReplaceActive = true;
    bool StopAnimKits = true;
 
    // Serverside fields
    bool Disabled = false;
};
 
class TC_GAME_API SmoothPhasing
{
public:
    SmoothPhasing();
    SmoothPhasing(SmoothPhasing const&);
    SmoothPhasing(SmoothPhasing&&) noexcept;
    SmoothPhasing& operator=(SmoothPhasing const&);
    SmoothPhasing& operator=(SmoothPhasing&&) noexcept;
    ~SmoothPhasing();
 
    void SetViewerDependentInfo(ObjectGuid seer, SmoothPhasingInfo const& info);
    void ClearViewerDependentInfo(ObjectGuid seer);
 
    void SetSingleInfo(SmoothPhasingInfo const& info);
 
    bool IsReplacing(ObjectGuid guid) const;
 
    bool IsBeingReplacedForSeer(ObjectGuid seer) const;
    SmoothPhasingInfo const* GetInfoForSeer(ObjectGuid seer) const;
    void DisableReplacementForSeer(ObjectGuid seer);
 
private:
    using SmoothPhasingInfoViewerDependent = std::unordered_map<ObjectGuid /* Seer */, SmoothPhasingInfo>;
    using SmoothPhasingInfoSingle = SmoothPhasingInfo;
 
    std::variant<SmoothPhasingInfoSingle, SmoothPhasingInfoViewerDependent> _storage;
};
 
#endif // TRINITYCORE_SMOOTHPHASING_H