TradePackets.cpp

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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/>.
 */
 
#include "TradePackets.h"
 
void WorldPackets::Trade::AcceptTrade::Read()
{
 _worldPacket >> StateIndex;
}
 
void WorldPackets::Trade::ClearTradeItem::Read()
{
 _worldPacket >> TradeSlot;
}
 
void WorldPackets::Trade::InitiateTrade::Read()
{
 _worldPacket >> Guid;
}
 
void WorldPackets::Trade::SetTradeCurrency::Read()
{
 _worldPacket >> Type >> Quantity;
}
 
void WorldPackets::Trade::SetTradeGold::Read()
{
 _worldPacket >> Coinage;
}
 
void WorldPackets::Trade::SetTradeItem::Read()
{
 _worldPacket >> TradeSlot >> PackSlot >> ItemSlotInPack;
}
 
WorldPacket const* WorldPackets::Trade::TradeStatus::Write()
{
 _worldPacket.WriteBit(PartnerIsSameBnetAccount);
 _worldPacket.WriteBits(Status, 5);
 switch (Status)
 {
 case TRADE_STATUS_FAILED:
 _worldPacket.WriteBit(FailureForYou);
 _worldPacket << int32(BagResult);
 _worldPacket << int32(ItemID);
 break;
 case TRADE_STATUS_INITIATED:
 _worldPacket << uint32(ID);
 break;
 case TRADE_STATUS_PROPOSED:
 _worldPacket << Partner;
 _worldPacket << PartnerAccount;
 break;
 case TRADE_STATUS_WRONG_REALM:
 case TRADE_STATUS_NOT_ON_TAPLIST:
 _worldPacket << uint8(TradeSlot);
 break;
 case TRADE_STATUS_NOT_ENOUGH_CURRENCY:
 case TRADE_STATUS_CURRENCY_NOT_TRADABLE:
 _worldPacket << int32(CurrencyType);
 _worldPacket << int32(CurrencyQuantity);
 break;
 default:
 _worldPacket.FlushBits();
 break;
 }
 
 return &_worldPacket;
}
 
ByteBuffer& operator<<(ByteBuffer& buffer, WorldPackets::Trade::UnwrappedTradeItem const& unwrappedTradeItem)
{
 buffer << int32(unwrappedTradeItem.EnchantID);
 buffer << int32(unwrappedTradeItem.OnUseEnchantmentID);
 buffer << unwrappedTradeItem.Creator;
 buffer << int32(unwrappedTradeItem.Charges);
 buffer << uint32(unwrappedTradeItem.MaxDurability);
 buffer << uint32(unwrappedTradeItem.Durability);
 buffer.WriteBits(unwrappedTradeItem.Gems.size(), 2);
 buffer.WriteBit(unwrappedTradeItem.Lock);
 buffer.FlushBits();
 
 for (WorldPackets::Item::ItemGemData const& gem : unwrappedTradeItem.Gems)
 buffer << gem;
 
 return buffer;
}
 
ByteBuffer& operator<<(ByteBuffer& buffer, WorldPackets::Trade::TradeItem const& tradeItem)
{
 buffer << uint8(tradeItem.Slot);
 buffer << uint32(tradeItem.StackCount);
 buffer << tradeItem.GiftCreator;
 buffer << tradeItem.Item;
 buffer.WriteBit(tradeItem.Unwrapped.has_value());
 buffer.FlushBits();
 if (tradeItem.Unwrapped)
 buffer << *tradeItem.Unwrapped;
 
 return buffer;
}
 
WorldPacket const* WorldPackets::Trade::TradeUpdated::Write()
{
 _worldPacket << uint8(WhichPlayer);
 _worldPacket << uint32(ID);
 _worldPacket << uint32(ClientStateIndex);
 _worldPacket << uint32(CurrentStateIndex);
 _worldPacket << uint64(Gold);
 _worldPacket << int32(CurrencyType);
 _worldPacket << int32(CurrencyQuantity);
 _worldPacket << int32(ProposedEnchantment);
 _worldPacket << uint32(Items.size());
 
 for (TradeItem const& item : Items)
 _worldPacket << item;
 
 return &_worldPacket;
}