125 lines
4.4 KiB
C#
125 lines
4.4 KiB
C#
/*************************************************************************
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* ModernUO *
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* Copyright 2019-2020 - ModernUO Development Team *
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* Email: hi@modernuo.com *
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* File: OutgoingVendorBuyPackets.cs *
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* *
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* This program is free software: you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation, either version 3 of the License, or *
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* (at your option) any later version. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program. If not, see <http://www.gnu.org/licenses/>. *
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*************************************************************************/
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using System.Buffers;
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using System.Collections.Generic;
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using System.IO;
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using Server.Items;
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namespace Server.Network
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{
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public static class OutgoingVendorBuyPackets
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{
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public static void SendVendorBuyContent(this NetState ns, List<BuyItemState> list)
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{
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if (ns == null || !ns.GetSendBuffer(out var buffer))
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{
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return;
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}
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var writer = new CircularBufferWriter(buffer);
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writer.Write((byte)0x3C); // Packet ID
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writer.Seek(2, SeekOrigin.Current);
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writer.Write((short)list.Count);
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for (var i = list.Count - 1; i >= 0; --i)
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{
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var bis = list[i];
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writer.Write(bis.MySerial);
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writer.Write((ushort)bis.ItemID);
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writer.Write((byte)0); // itemID offset
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writer.Write((ushort)bis.Amount);
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writer.Write((short)(i + 1)); // x
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writer.Write((short)1); // y
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if (ns.ContainerGridLines)
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{
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writer.Write((byte)0); // Grid Location?
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}
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writer.Write(bis.ContainerSerial);
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writer.Write((ushort)bis.Hue);
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}
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writer.WritePacketLength();
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ns.Send(ref buffer, writer.Position);
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}
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public static void SendDisplayBuyList(this NetState ns, Serial vendor)
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{
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if (ns == null || !ns.GetSendBuffer(out var buffer))
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{
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return;
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}
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var writer = new CircularBufferWriter(buffer);
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writer.Write((byte)0x24); // Packet ID
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writer.Write(vendor);
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writer.Write((short)0x30); // Vendor Buy Window
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if (ns.HighSeas)
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{
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writer.Write((short)0x0);
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}
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ns.Send(ref buffer, writer.Position);
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}
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public static void SendVendorBuyList(this NetState ns, Mobile vendor, List<BuyItemState> list)
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{
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if (ns == null || !ns.GetSendBuffer(out var buffer))
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{
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return;
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}
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var writer = new CircularBufferWriter(buffer);
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writer.Write((byte)0x74); // Packet ID
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writer.Seek(2, SeekOrigin.Current);
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writer.Write((vendor.FindItemOnLayer(Layer.ShopBuy) as Container)?.Serial ?? Serial.MinusOne);
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writer.Write((byte)list.Count);
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for (var i = 0; i < list.Count; ++i)
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{
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var bis = list[i];
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writer.Write(bis.Price);
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var desc = bis.Description ?? "";
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writer.Write((byte)desc.Length);
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writer.WriteAscii(desc); // Doesn't look like it is used anymore
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}
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writer.WritePacketLength();
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ns.Send(ref buffer, writer.Position);
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}
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public static void SendEndVendorBuy(this NetState ns, Serial vendor)
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{
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if (ns == null || !ns.GetSendBuffer(out var buffer))
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{
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return;
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}
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var writer = new CircularBufferWriter(buffer);
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writer.Write((byte)0x3B); // Packet ID
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writer.Write((ushort)8);
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writer.Write(vendor);
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writer.Write((byte)0); // Buy count
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ns.Send(ref buffer, writer.Position);
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}
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}
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}
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