Rearranges packet code (#295)

2020-10-30 22:49:00 -07:00 · 2020-10-30 22:49:00 -07:00 · a8d486a969
commit a8d486a969
parent 5f7e4bf050
54 changed files with 3023 additions and 2846 deletions
--- a/Projects/Server/Network/Packets/IncomingVendorPackets.cs
+++ b/Projects/Server/Network/Packets/IncomingVendorPackets.cs
@ -0,0 +1,117 @@
+/*************************************************************************
+ * ModernUO                                                              *
+ * Copyright 2019-2020 - ModernUO Development Team                       *
+ * Email: hi@modernuo.com                                                *
+ * File: IncomingVendorPackets.cs                                        *
+ *                                                                       *
+ * 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 3 of the License, or     *
+ * (at your option) any later version.                                   *
+ *                                                                       *
+ * You should have received a copy of the GNU General Public License     *
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
+ *************************************************************************/
+
+using System.Collections.Generic;
+
+namespace Server.Network
+{
+    public static class IncomingVendorPackets
+    {
+        public static void Configure()
+        {
+            IncomingPackets.Register(0x3B, 0, true, VendorBuyReply);
+            IncomingPackets.Register(0x9F, 0, true, VendorSellReply);
+        }
+
+        public static void VendorBuyReply(NetState state, CircularBufferReader reader)
+        {
+            var vendor = World.FindMobile(reader.ReadUInt32());
+            var flag = reader.ReadByte();
+
+            if (vendor == null)
+            {
+                return;
+            }
+
+            if (vendor.Deleted || !Utility.RangeCheck(vendor.Location, state.Mobile.Location, 10))
+            {
+                state.Send(new EndVendorBuy(vendor));
+                return;
+            }
+
+            if (flag == 0x02)
+            {
+                var msgSize = reader.Remaining;
+
+                if (msgSize / 7 > 100)
+                {
+                    return;
+                }
+
+                var buyList = new List<BuyItemResponse>(msgSize / 7);
+                while (msgSize > 0)
+                {
+                    var layer = reader.ReadByte();
+                    Serial serial = reader.ReadUInt32();
+                    int amount = reader.ReadInt16();
+
+                    buyList.Add(new BuyItemResponse(serial, amount));
+                    msgSize -= 7;
+                }
+
+                if (buyList.Count > 0 && vendor is IVendor v && v.OnBuyItems(state.Mobile, buyList))
+                {
+                    state.Send(new EndVendorBuy(vendor));
+                }
+            }
+            else
+            {
+                state.Send(new EndVendorBuy(vendor));
+            }
+        }
+
+        public static void VendorSellReply(NetState state, CircularBufferReader reader)
+        {
+            Serial serial = reader.ReadUInt32();
+            var vendor = World.FindMobile(serial);
+
+            if (vendor == null)
+            {
+                return;
+            }
+
+            if (vendor.Deleted || !Utility.RangeCheck(vendor.Location, state.Mobile.Location, 10))
+            {
+                state.Send(new EndVendorSell(vendor));
+                return;
+            }
+
+            int count = reader.ReadUInt16();
+
+            if (count >= 100 || reader.Remaining != count * 6)
+            {
+                return;
+            }
+
+            var sellList = new List<SellItemResponse>(count);
+
+            for (var i = 0; i < count; i++)
+            {
+                var item = World.FindItem(reader.ReadUInt32());
+                int amount = reader.ReadInt16();
+
+                if (item != null && amount > 0)
+                {
+                    sellList.Add(new SellItemResponse(item, amount));
+                }
+            }
+
+            if (sellList.Count > 0 && vendor is IVendor v && v.OnSellItems(state.Mobile, sellList))
+            {
+                state.Send(new EndVendorSell(vendor));
+            }
+        }
+    }
+}