Handler created for AceeptTradeMsg

2024-03-29 08:23:53 -04:00
parent d7b18dc457
commit d4e38c113b
5 changed files with 132 additions and 109 deletions
@@ -0,0 +1,129 @@
+// • ▌ ▄ ·.  ▄▄▄·  ▄▄ • ▪   ▄▄· ▄▄▄▄·  ▄▄▄·  ▐▄▄▄  ▄▄▄ .
+// ·██ ▐███▪▐█ ▀█ ▐█ ▀ ▪██ ▐█ ▌▪▐█ ▀█▪▐█ ▀█ •█▌ ▐█▐▌·
+// ▐█ ▌▐▌▐█·▄█▀▀█ ▄█ ▀█▄▐█·██ ▄▄▐█▀▀█▄▄█▀▀█ ▐█▐ ▐▌▐▀▀▀
+// ██ ██▌▐█▌▐█ ▪▐▌▐█▄▪▐█▐█▌▐███▌██▄▪▐█▐█ ▪▐▌██▐ █▌▐█▄▄▌
+// ▀▀  █▪▀▀▀ ▀  ▀ ·▀▀▀▀ ▀▀▀·▀▀▀ ·▀▀▀▀  ▀  ▀ ▀▀  █▪ ▀▀▀
+//      Magicbane Emulator Project © 2013 - 2022
+//                www.magicbane.com
+
+package engine.net.client.handlers;
+
+import engine.Enum;
+import engine.exception.MsgSendException;
+import engine.net.Dispatch;
+import engine.net.DispatchMessage;
+import engine.net.client.ClientConnection;
+import engine.net.client.msg.AcceptTradeRequestMsg;
+import engine.net.client.msg.ClientNetMsg;
+import engine.net.client.msg.OpenTradeWindowMsg;
+import engine.net.client.msg.UpdateVaultMsg;
+import engine.objects.Account;
+import engine.objects.CharacterItemManager;
+import engine.objects.PlayerCharacter;
+import engine.server.MBServerStatics;
+
+import static engine.math.FastMath.sqr;
+import static engine.objects.CharacterItemManager.canTrade;
+
+public class AcceptTradeRequestMsgHandler extends AbstractClientMsgHandler {
+
+    public AcceptTradeRequestMsgHandler() {
+        super(AcceptTradeRequestMsg.class);
+    }
+
+    @Override
+    protected boolean _handleNetMsg(ClientNetMsg baseMsg, ClientConnection origin) throws MsgSendException {
+
+        // Member variable declaration
+
+        AcceptTradeRequestMsg msg;
+
+        // Member variable assignment
+
+        msg = (AcceptTradeRequestMsg) baseMsg;
+
+        PlayerCharacter source = (PlayerCharacter) origin.getPlayerCharacter();
+        PlayerCharacter target = PlayerCharacter.getFromCache(msg.getTargetID());
+
+        Dispatch dispatch;
+
+        if (source == null || !source.isAlive())
+            return false;
+
+        if (target == null || !target.isAlive())
+            return false;
+
+        if (source.charItemManager.tradingWith != null)
+            return false;
+
+        if (!canTrade(source, target))
+            return false;
+
+        // verify characterTarget is in range
+        if (source.getLoc().distanceSquared2D(target.getLoc()) > sqr(MBServerStatics.TRADE_RANGE))
+            return false;
+
+        // TODO uncomment this block after we determine when we
+        // setBankOpen(false) and setVaultOpen(false)
+        /*
+         * CharacterItemManager cim1 = source.getCharItemManager();
+         * CharacterItemManager cim2 = characterTarget.getCharItemManager(); if (cim1 ==
+         * null) return false; if (cim2 == null) return false; if (cim1.isBankOpen())
+         * return false; if (cim2.isVaultOpen()) return false;
+         */
+        ClientConnection sourceConn = origin;
+        ClientConnection targetConn = target.getClientConnection();
+
+        if (sourceConn == null)
+            return false;
+
+        if (targetConn == null)
+            return false;
+
+        CharacterItemManager toTradeWith = target.charItemManager;
+
+        if (toTradeWith == null)
+            return false;
+
+        Account sourceAccount = source.getAccount();
+        Account targetAccount = target.getAccount();
+
+        UpdateVaultMsg uvmSource = new UpdateVaultMsg(sourceAccount);
+        UpdateVaultMsg uvmTarget = new UpdateVaultMsg(targetAccount);
+
+        dispatch = Dispatch.borrow(source, uvmSource);
+        DispatchMessage.dispatchMsgDispatch(dispatch, Enum.DispatchChannel.PRIMARY);
+
+        dispatch = Dispatch.borrow(target, uvmTarget);
+        DispatchMessage.dispatchMsgDispatch(dispatch, Enum.DispatchChannel.PRIMARY);
+
+        source.charItemManager.setVaultOpen(false);
+        toTradeWith.setVaultOpen(false);
+        source.charItemManager.setBankOpen(false);
+        toTradeWith.setBankOpen(false);
+
+        OpenTradeWindowMsg otwm = new OpenTradeWindowMsg(msg.getUnknown01(), source, target);
+
+        // Only start trade if both players aren't already trading with
+        // someone
+
+        if (source.charItemManager.tradingWith != null || toTradeWith.getTradingWith() != null)
+            return false;
+
+        source.charItemManager.initializeTrade();
+        toTradeWith.initializeTrade();
+        source.charItemManager.setTradingWith(targetConn);
+        toTradeWith.setTradingWith(sourceConn);
+        source.charItemManager.tradeID = msg.getUnknown01();
+        toTradeWith.tradeID = msg.getUnknown01();
+
+        dispatch = Dispatch.borrow(source, otwm);
+        DispatchMessage.dispatchMsgDispatch(dispatch, Enum.DispatchChannel.PRIMARY);
+
+        dispatch = Dispatch.borrow(target, otwm);
+        DispatchMessage.dispatchMsgDispatch(dispatch, Enum.DispatchChannel.PRIMARY);
+
+        return true;
+    }
+
+}