/*
 * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU AGPL v3 license: https://github.com/azerothcore/azerothcore-wotlk/blob/master/LICENSE-AGPL3
 * Copyright (C) 2021+ WarheadCore <https://github.com/WarheadCore>
 */

#ifndef PacketBaseWorld_h__
#define PacketBaseWorld_h__

#include "WorldPacket.h"

namespace WorldPackets
{
    class AC_GAME_API Packet
    {
    public:
        Packet(WorldPacket&& worldPacket);

        virtual ~Packet() = default;

        Packet(Packet const& right) = delete;
        Packet& operator=(Packet const& right) = delete;

        virtual WorldPacket const* Write() = 0;
        virtual void Read() = 0;

        WorldPacket const* GetRawPacket() const { return &_worldPacket; }
        size_t GetSize() const { return _worldPacket.size(); }

    protected:
        WorldPacket _worldPacket;
    };

    class AC_GAME_API ServerPacket : public Packet
    {
    public:
        ServerPacket(OpcodeServer opcode, size_t initialSize = 200);

        void Read() final;

        void Clear() { _worldPacket.clear(); }
        WorldPacket&& Move() { return std::move(_worldPacket); }
        void ShrinkToFit() { _worldPacket.shrink_to_fit(); }

        OpcodeServer GetOpcode() const { return OpcodeServer(_worldPacket.GetOpcode()); }
    };

    class AC_GAME_API ClientPacket : public Packet
    {
    public:
        ClientPacket(WorldPacket&& packet);
        ClientPacket(OpcodeClient expectedOpcode, WorldPacket&& packet);

        WorldPacket const* Write() final;

        OpcodeClient GetOpcode() const { return OpcodeClient(_worldPacket.GetOpcode()); }
    };
}

#endif // PacketBaseWorld_h__