124 lines
3.1 KiB
C#
124 lines
3.1 KiB
C#
using System.Reflection;
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using AscNet.Common.Util;
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using MessagePack;
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namespace AscNet.GameServer
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{
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#pragma warning disable CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider declaring as nullable.
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[MessagePackObject(false)]
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public class Packet
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{
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[Key(0)]
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public int No;
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[Key(1)]
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public ContentType Type;
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[Key(2)]
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public byte[] Content;
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public enum ContentType
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{
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Request,
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Response,
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Push,
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Exception
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}
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[MessagePackObject(false)]
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public class Request
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{
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[Key(0)]
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public int Id;
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[Key(1)]
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public string Name;
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[Key(2)]
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public byte[] Content;
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}
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[MessagePackObject(false)]
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public class Response
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{
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[Key(0)]
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public int Id;
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[Key(1)]
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public string Name;
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[Key(2)]
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public byte[] Content;
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}
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[MessagePackObject(false)]
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public class Push
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{
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[Key(0)]
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public string Name;
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[Key(1)]
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public byte[] Content;
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}
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[MessagePackObject(false)]
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public class Exception
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{
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[Key(0)]
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public int Id;
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[Key(1)]
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public int Code;
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[Key(2)]
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public string Message;
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}
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}
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#pragma warning restore CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider declaring as nullable.
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[AttributeUsage(AttributeTargets.Method)]
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public class PacketHandler : Attribute
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{
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public string Name { get; }
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public PacketHandler(string name)
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{
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Name = name;
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}
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}
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public delegate void PacketHandlerDelegate(Session session, byte[] packet);
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public static class PacketFactory
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{
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public static readonly Dictionary<string, PacketHandlerDelegate> Handlers = new();
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static readonly Logger c = new("Factory", ConsoleColor.Yellow);
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public static void LoadPacketHandlers()
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{
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c.Log("Loading Packet Handlers...");
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IEnumerable<Type> classes = from t in Assembly.GetExecutingAssembly().GetTypes()
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select t;
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foreach (var method in classes.SelectMany(t => t.GetMethods(BindingFlags.Static | BindingFlags.Public | BindingFlags.NonPublic)))
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{
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var attr = method.GetCustomAttribute<PacketHandler>(false);
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if (attr == null || Handlers.ContainsKey(attr.Name)) continue;
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Handlers.Add(attr.Name, (PacketHandlerDelegate)Delegate.CreateDelegate(typeof(PacketHandlerDelegate), method));
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#if DEBUG
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c.Log($"Loaded {method.Name}");
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#endif
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}
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c.Log("Finished Loading Packet Handlers");
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}
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public static PacketHandlerDelegate? GetPacketHandler(string name)
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{
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Handlers.TryGetValue(name, out PacketHandlerDelegate? handler);
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return handler;
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}
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}
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}
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