first commit
This commit is contained in:
Beyhan Oğur
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using System;
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using System.IO;
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using System.Linq;
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using ClassicAssist.Shared;
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using ClassicAssist.Data.Abilities;
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using ClassicAssist.Data.Counters;
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using ClassicAssist.Data.Macros.Commands;
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using ClassicAssist.Data.Targeting;
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using ClassicAssist.UO.Data;
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using ClassicAssist.UO.Objects;
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using ClassicAssist.UO.Objects.Gumps;
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namespace ClassicAssist.UO.Network
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{
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public static class OutgoingPacketHandlers
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{
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public delegate void dGump( uint gumpId, int serial, Gump gump );
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public delegate void dMenuClick( int serial, int gumpId, int index, int id, int hue );
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public delegate void dTargetSentEvent( TargetType targetType, int senderSerial, int flags, int serial, int x,
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int y, int z, int id );
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private static PacketHandler[] _handlers;
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private static PacketHandler[] _extendedHandlers;
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public static event dTargetSentEvent TargetSentEvent;
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public static event dGump GumpEvent;
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public static event dMenuClick MenuClickedEvent;
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public static void Initialize()
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{
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_handlers = new PacketHandler[0x100];
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_extendedHandlers = new PacketHandler[0x100];
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Register( 0x02, 7, OnMoveRequested );
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Register( 0x06, 5, OnUseRequest );
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Register( 0x07, 7, OnLiftRequest );
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Register( 0x08, 15, OnDropRequest );
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Register( 0x13, 10, OnEquipRequest );
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Register( 0x6C, 19, OnTargetSent );
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Register( 0x7D, 13, OnMenuResponse );
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Register( 0xA0, 3, OnPlayServer );
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Register( 0xB1, 0, OnGumpButtonPressed );
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Register( 0xBD, 0, OnClientVersion );
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Register( 0xBF, 0, OnExtendedCommand );
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Register( 0xD7, 0, OnEncodedCommand );
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Register( 0xEF, 31, OnNewClientVersion );
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RegisterExtended( 0x1C, 0, OnSpellCast );
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}
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private static void OnSpellCast( PacketReader reader )
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{
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int type = reader.ReadInt16();
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if ( type == 0 )
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{
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reader.Seek( 4, SeekOrigin.Current );
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}
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Engine.LastSpellID = reader.ReadInt16();
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}
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private static void OnExtendedCommand( PacketReader reader )
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{
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int command = reader.ReadInt16();
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PacketHandler handler = GetExtendedHandler( command );
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handler?.OnReceive( reader );
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}
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private static void OnMenuResponse( PacketReader reader )
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{
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int serial = reader.ReadInt32();
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int gumpId = reader.ReadInt16();
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int index = reader.ReadInt16();
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int id = reader.ReadInt16();
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int hue = reader.ReadInt16();
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Engine.Menus.Remove( gumpId );
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MenuClickedEvent?.Invoke( serial, gumpId, index, id, hue );
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}
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private static void OnPlayServer( PacketReader reader )
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{
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int index = reader.ReadInt16();
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Engine.CurrentShard = Engine.Shards.FirstOrDefault( i => i.Index == index );
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}
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private static void OnClientVersion( PacketReader reader )
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{
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string version = reader.ReadString();
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Engine.ClientVersion = Version.Parse( version );
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}
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private static void OnEquipRequest( PacketReader reader )
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{
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AbilitiesManager manager = AbilitiesManager.GetInstance();
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manager.ResendGump( manager.Enabled );
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}
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private static void OnLiftRequest( PacketReader reader )
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{
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Engine.LastActionPacket = DateTime.Now;
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Engine.Player.Holding = reader.ReadInt32();
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Engine.Player.HoldingAmount = reader.ReadUInt16();
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CountersManager.GetInstance().RecountAll?.Invoke();
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}
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private static void OnDropRequest( PacketReader reader )
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{
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Engine.LastActionPacket = DateTime.Now;
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}
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private static void OnEncodedCommand( PacketReader reader )
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{
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int serial = reader.ReadInt32();
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int command = reader.ReadInt16();
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switch ( command )
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{
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case 0x19:
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{
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reader.ReadByte();
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int abilityIndex = reader.ReadInt32();
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AbilitiesManager.GetInstance().CheckAbility( abilityIndex );
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break;
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}
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}
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}
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private static void OnUseRequest( PacketReader reader )
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{
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Engine.LastActionPacket = DateTime.Now;
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int serial = reader.ReadInt32();
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if ( Engine.Player != null )
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{
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Engine.Player.LastObjectSerial = serial;
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}
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}
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private static void OnMoveRequested( PacketReader reader )
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{
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Direction direction = (Direction) ( reader.ReadByte() & 0x07 );
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int sequence = reader.ReadByte();
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Engine.SetSequence( sequence, direction );
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}
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private static void OnGumpButtonPressed( PacketReader reader )
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{
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int senderSerial = reader.ReadInt32();
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uint gumpId = reader.ReadUInt32();
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int buttonId = reader.ReadInt32();
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Engine.GumpList.TryRemove( gumpId, out _ );
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if ( Engine.Gumps.GetGump( gumpId, out Gump gump ) )
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{
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GumpEvent?.Invoke( gumpId, senderSerial, gump );
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}
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Engine.Gumps.Remove( gumpId, buttonId );
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}
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private static void OnTargetSent( PacketReader reader )
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{
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if ( Engine.Player == null )
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{
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return;
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}
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TargetType targetType = (TargetType) reader.ReadByte();
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Engine.Player.LastTargetType = targetType;
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int senderSerial = reader.ReadInt32(); // sender serial
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int flags = reader.ReadByte();
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int serial = reader.ReadInt32();
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int x = reader.ReadInt16();
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int y = reader.ReadInt16();
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int z = reader.ReadInt16();
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int id = reader.ReadInt16();
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if ( targetType == TargetType.Object && flags != 0x03 && serial != 0 )
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{
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Engine.Player.LastTargetSerial = serial;
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Engine.Player.LastTargetType = targetType;
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switch ( (TargetFlags) flags )
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{
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case TargetFlags.Harmful when Engine.Mobiles.GetMobile( serial, out Mobile enemyMobile ) &&
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AliasCommands.GetAlias( "enemy" ) != serial:
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TargetManager.GetInstance().SetEnemy( enemyMobile );
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break;
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case TargetFlags.Beneficial when Engine.Mobiles.GetMobile( serial, out Mobile friendMobile ) &&
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MobileCommands.InFriendList( serial ) &&
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AliasCommands.GetAlias( "friend" ) != serial:
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TargetManager.GetInstance().SetFriend( friendMobile );
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break;
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}
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}
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Engine.TargetExists = false;
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TargetSentEvent?.Invoke( targetType, senderSerial, flags, serial, x, y, z, id );
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}
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private static void OnNewClientVersion( PacketReader reader )
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{
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reader.ReadInt32();
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Engine.ClientVersion = new Version( reader.ReadInt32(), reader.ReadInt32(), reader.ReadInt32(),
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reader.ReadInt32() );
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}
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private static void Register( int packetId, int length, OnPacketReceive onReceive )
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{
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_handlers[packetId] = new PacketHandler( packetId, length, onReceive );
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}
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private static void RegisterExtended( int packetId, int length, OnPacketReceive onReceive )
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{
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_extendedHandlers[packetId] = new PacketHandler( packetId, length, onReceive );
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}
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internal static PacketHandler GetHandler( int packetId )
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{
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return _handlers[packetId];
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}
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private static PacketHandler GetExtendedHandler( int packetId )
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{
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return _extendedHandlers[packetId];
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}
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}
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}
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