vendinghandler.cpp

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/*
 * The ManaPlus Client
 * Copyright (C) 2011-2019 The ManaPlus Developers
 * Copyright (C) 2019-2021 Andrei Karas
 *
 * This file is part of The ManaPlus Client.
 *
 * 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
 * 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 "net/eathena/vendinghandler.h"
 
#include "being/being.h"
#include "being/playerinfo.h"
 
#include "const/net/inventory.h"
 
#include "net/eathena/messageout.h"
#include "net/eathena/protocolout.h"
#include "net/eathena/vendingrecv.h"
 
#include "utils/foreach.h"
 
#include "resources/item/shopitem.h"
 
#include "debug.h"
 
namespace EAthena
{
 
VendingHandler::VendingHandler()
{
 vendingHandler = this;
 VendingRecv::mBuyDialog = nullptr;
}
 
VendingHandler::~VendingHandler()
{
 vendingHandler = nullptr;
}
 
void VendingHandler::close() const
{
 createOutPacket(CMSG_VENDING_CLOSE);
 PlayerInfo::enableVending(false);
}
 
void VendingHandler::open(const Being *const being) const
{
 if (being == nullptr)
 return;
 
 createOutPacket(CMSG_VENDING_LIST_REQ);
 outMsg.writeBeingId(being->getId(), "account id");
}
 
void VendingHandler::buy(const Being *const being,
 const int index,
 const int amount) const
{
 if (being == nullptr)
 return;
 
 createOutPacket(CMSG_VENDING_BUY);
 outMsg.writeInt16(12, "len");
 outMsg.writeBeingId(being->getId(), "account id");
 outMsg.writeInt16(CAST_S16(amount), "amount");
 outMsg.writeInt16(CAST_S16(index), "index");
}
 
void VendingHandler::buyItems(const Being *const being,
 const STD_VECTOR<ShopItem*> &items) const
{
 int cnt = 0;
 const int pairSize = 4;
 
 FOR_EACH (STD_VECTOR<ShopItem*>::const_iterator, it, items)
 {
 ShopItem *const item = *it;
 const int usedQuantity = item->getUsedQuantity();
 if (usedQuantity == 0)
 continue;
 cnt ++;
 }
 
 if (cnt > 100)
 return;
 
 createOutPacket(CMSG_VENDING_BUY);
 outMsg.writeInt16(CAST_S16(4 + 4 + pairSize * cnt), "len");
 outMsg.writeBeingId(being->getId(), "account id");
 FOR_EACH (STD_VECTOR<ShopItem*>::const_iterator, it, items)
 {
 ShopItem *const item = *it;
 const int usedQuantity = item->getUsedQuantity();
 if (usedQuantity == 0)
 continue;
 item->increaseQuantity(usedQuantity);
 item->increaseUsedQuantity(-usedQuantity);
 item->update();
 outMsg.writeInt16(CAST_S16(usedQuantity), "amount");
 outMsg.writeInt16(CAST_S16(item->getInvIndex()), "index");
 }
}
 
void VendingHandler::buy2(const Being *const being,
 const int vendId,
 const int index,
 const int amount) const
{
 if (being == nullptr)
 return;
 
 createOutPacket(CMSG_VENDING_BUY2);
 outMsg.writeInt16(16, "len");
 outMsg.writeBeingId(being->getId(), "account id");
 outMsg.writeInt32(vendId, "vend id");
 outMsg.writeInt16(CAST_S16(amount), "amount");
 outMsg.writeInt16(CAST_S16(index), "index");
}
 
void VendingHandler::createShop(const std::string &name,
 const bool flag,
 const STD_VECTOR<ShopItem*> &items) const
{
 createOutPacket(CMSG_VENDING_CREATE_SHOP);
 outMsg.writeInt16(CAST_S16(85 + items.size() * 8), "len");
 outMsg.writeString(name, 80, "shop name");
 outMsg.writeInt8(CAST_S8(flag ? 1 : 0), "flag");
 FOR_EACH (STD_VECTOR<ShopItem*>::const_iterator, it, items)
 {
 const ShopItem *const item = *it;
 outMsg.writeInt16(CAST_S16(
 item->getInvIndex() + INVENTORY_OFFSET), "index");
 outMsg.writeInt16(CAST_S16(item->getQuantity()), "amount");
 outMsg.writeInt32(item->getPrice(), "price");
 }
}
 
} // namespace EAthena