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/*
* The Mana World
* Copyright 2004 The Mana World Development Team
*
* This file is part of The Mana World.
*
* The Mana World 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.
*
* The Mana World 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 The Mana World; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "tradehandler.h"
#include "messagein.h"
#include "protocol.h"
#include "../inventory.h"
#include "../item.h"
#include "../localplayer.h"
#include "../player_relations.h"
#include "../gui/chat.h"
#include "../gui/confirm_dialog.h"
#include "../gui/trade.h"
std::string tradePartnerName;
/**
* Listener for request trade dialogs
*/
namespace {
struct RequestTradeListener : public gcn::ActionListener
{
void action(const gcn::ActionEvent &event)
{
player_node->tradeReply(event.getId() == "yes");
};
} listener;
}
TradeHandler::TradeHandler()
{
static const Uint16 _messages[] = {
SMSG_TRADE_REQUEST,
SMSG_TRADE_RESPONSE,
SMSG_TRADE_ITEM_ADD,
SMSG_TRADE_ITEM_ADD_RESPONSE,
SMSG_TRADE_OK,
SMSG_TRADE_CANCEL,
SMSG_TRADE_COMPLETE,
0
};
handledMessages = _messages;
}
void TradeHandler::handleMessage(MessageIn *msg)
{
switch (msg->getId())
{
case SMSG_TRADE_REQUEST:
// If a trade window or request window is already open, send a
// trade cancel to any other trade request.
//
// Note that it would be nice if the server would prevent this
// situation, and that the requesting player would get a
// special message about the player being occupied.
tradePartnerName = msg->readString(24);
if (player_relations.hasPermission(tradePartnerName, PlayerRelation::TRADE))
{
if (!player_node->tradeRequestOk())
{
player_node->tradeReply(false);
break;
}
player_node->setTrading(true);
ConfirmDialog *dlg;
dlg = new ConfirmDialog("Request for trade",
tradePartnerName +
" wants to trade with you, do you accept?");
dlg->addActionListener(&listener);
}
else
{
player_node->tradeReply(false);
break;
}
break;
case SMSG_TRADE_RESPONSE:
switch (msg->readInt8())
{
case 0: // Too far away
chatWindow->chatLog("Trading isn't possible. "
"Trade partner is too far away.",
BY_SERVER);
break;
case 1: // Character doesn't exist
chatWindow->chatLog("Trading isn't possible. "
"Character doesn't exist.",
BY_SERVER);
break;
case 2: // Invite request check failed...
chatWindow->chatLog("Trade cancelled due to an "
"unknown reason.", BY_SERVER);
break;
case 3: // Trade accepted
tradeWindow->reset();
tradeWindow->setCaption(
"Trade: You and " + tradePartnerName);
tradeWindow->setVisible(true);
break;
case 4: // Trade cancelled
if (player_relations.hasPermission(tradePartnerName,
PlayerRelation::SPEECH_LOG))
chatWindow->chatLog("Trade with " + tradePartnerName +
" cancelled", BY_SERVER);
// otherwise ignore silently
tradeWindow->setVisible(false);
player_node->setTrading(false);
break;
default: // Shouldn't happen as well, but to be sure
chatWindow->chatLog("Unhandled trade cancel packet",
BY_SERVER);
break;
}
break;
case SMSG_TRADE_ITEM_ADD:
{
Sint32 amount = msg->readInt32();
Sint16 type = msg->readInt16();
msg->readInt8(); // identified flag
msg->readInt8(); // attribute
msg->readInt8(); // refine
msg->skip(8); // card (4 shorts)
// TODO: handle also identified, etc
if (type == 0) {
tradeWindow->addMoney(amount);
} else {
tradeWindow->addItem(type, false, amount, false);
}
}
break;
case SMSG_TRADE_ITEM_ADD_RESPONSE:
// Trade: New Item add response (was 0x00ea, now 01b1)
{
const int index = msg->readInt16();
Item *item = player_node->getInventory()->getItem(index);
if (!item)
{
tradeWindow->receivedOk(true);
return;
}
Sint16 quantity = msg->readInt16();
switch (msg->readInt8())
{
case 0:
// Successfully added item
if (item->isEquipment() && item->isEquipped())
{
player_node->unequipItem(item);
}
tradeWindow->addItem(item->getId(), true, quantity,
item->isEquipment());
item->increaseQuantity(-quantity);
break;
case 1:
// Add item failed - player overweighted
chatWindow->chatLog("Failed adding item. Trade "
"partner is over weighted.",
BY_SERVER);
break;
case 2:
// Add item failed - player has no free slot
chatWindow->chatLog("Failed adding item. Trade "
"partner has no free slot.",
BY_SERVER);
break;
default:
chatWindow->chatLog("Failed adding item for "
"unknown reason.", BY_SERVER);
break;
}
}
break;
case SMSG_TRADE_OK:
// 0 means ok from myself, 1 means ok from other;
tradeWindow->receivedOk(msg->readInt8() == 0);
break;
case SMSG_TRADE_CANCEL:
chatWindow->chatLog("Trade canceled.", BY_SERVER);
tradeWindow->setVisible(false);
tradeWindow->reset();
player_node->setTrading(false);
break;
case SMSG_TRADE_COMPLETE:
chatWindow->chatLog("Trade completed.", BY_SERVER);
tradeWindow->setVisible(false);
tradeWindow->reset();
player_node->setTrading(false);
break;
}
}
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