1 files changed, 133 insertions, 0 deletions
diff --git a/src/net/ea/buysellhandler.cpp b/src/net/ea/buysellhandler.cpp
new file mode 100644
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--- /dev/null
+++ b/src/net/ea/buysellhandler.cpp
@@ -0,0 +1,133 @@
+/*
+ *  The Mana World
+ *  Copyright (C) 2004  The Mana World Development Team
+ *
+ *  This file is part of The Mana World.
+ *
+ *  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, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <SDL_types.h>
+
+#include "buysellhandler.h"
+#include "../messagein.h"
+#include "protocol.h"
+
+#include "../../beingmanager.h"
+#include "../../inventory.h"
+#include "../../item.h"
+#include "../../localplayer.h"
+#include "../../npc.h"
+
+#include "../../gui/buy.h"
+#include "../../gui/chat.h"
+#include "../../gui/sell.h"
+
+#include "../../utils/gettext.h"
+
+extern BuyDialog *buyDialog;
+extern Window *buySellDialog;
+extern SellDialog *sellDialog;
+
+BuySellHandler::BuySellHandler()
+{
+    static const Uint16 _messages[] = {
+        SMSG_NPC_BUY_SELL_CHOICE,
+        SMSG_NPC_BUY,
+        SMSG_NPC_SELL,
+        SMSG_NPC_BUY_RESPONSE,
+        SMSG_NPC_SELL_RESPONSE,
+        0
+    };
+    handledMessages = _messages;
+}
+
+void BuySellHandler::handleMessage(MessageIn &msg)
+{
+    int n_items;
+    switch (msg.getId())
+    {
+        case SMSG_NPC_BUY_SELL_CHOICE:
+            buyDialog->setVisible(false);
+            buyDialog->reset();
+            sellDialog->setVisible(false);
+            sellDialog->reset();
+            buySellDialog->setVisible(true);
+            current_npc = dynamic_cast<NPC*>(beingManager->findBeing(msg.readInt32()));
+            break;
+
+        case SMSG_NPC_BUY:
+            msg.readInt16();  // length
+            n_items = (msg.getLength() - 4) / 11;
+            buyDialog->reset();
+            buyDialog->setMoney(player_node->getMoney());
+            buyDialog->setVisible(true);
+
+            for (int k = 0; k < n_items; k++)
+            {
+                Sint32 value = msg.readInt32();
+                msg.readInt32();  // DCvalue
+                msg.readInt8();  // type
+                Sint16 itemId = msg.readInt16();
+                buyDialog->addItem(itemId, 0, value);
+            }
+            break;
+
+        case SMSG_NPC_SELL:
+            msg.readInt16();  // length
+            n_items = (msg.getLength() - 4) / 10;
+            if (n_items > 0) {
+                sellDialog->setMoney(player_node->getMoney());
+                sellDialog->reset();
+                sellDialog->setVisible(true);
+
+                for (int k = 0; k < n_items; k++)
+                {
+                    Sint16 index = msg.readInt16();
+                    Sint32 value = msg.readInt32();
+                    msg.readInt32();  // OCvalue
+
+                    Item *item = player_node->getInventory()->getItem(index);
+                    if (item && !(item->isEquipped())) {
+                        sellDialog->addItem(item, value);
+                    }
+                }
+            }
+            else {
+                chatWindow->chatLog(_("Nothing to sell"), BY_SERVER);
+                if (current_npc) current_npc->handleDeath();
+            }
+            break;
+
+        case SMSG_NPC_BUY_RESPONSE:
+            if (msg.readInt8() == 0) {
+                chatWindow->chatLog(_("Thanks for buying"), BY_SERVER);
+            } else {
+                // Reset player money since buy dialog already assumed purchase
+                // would go fine
+                buyDialog->setMoney(player_node->getMoney());
+                chatWindow->chatLog(_("Unable to buy"), BY_SERVER);
+            }
+            break;
+
+        case SMSG_NPC_SELL_RESPONSE:
+            if (msg.readInt8() == 0) {
+                chatWindow->chatLog(_("Thanks for selling"), BY_SERVER);
+            } else {
+                chatWindow->chatLog(_("Unable to sell"), BY_SERVER);
+            }
+            break;
+    }
+}