feat: add ListServerResponseMessage, refactor

GServer.Client/Program.cs

@@ -10,20 +10,12 @@ internal class Program
 
     private static void Main(string[] args)
     {
-        // var sock = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
+        IPEndPoint serverEP = new(IPAddress.Any, SERVER_PORT);
-
-        var serverEP = new IPEndPoint(IPAddress.Any, SERVER_PORT);
 
         UdpClient udpClient = new();
         udpClient.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
         udpClient.Connect(serverEP);
 
-
-        // byte[] username = "helloworld123".ToUTF8String();
-        // byte[] password = "password&(*$())".ToUTF8String();
-
-        // byte[] sendBuffer = [(byte)ServerPacketIn.AUTH, (byte)username.Length, .. username, (byte)password.Length, .. password];
-
         Console.WriteLine("Username...");
         string username = Console.ReadLine()!;
 
@@ -58,8 +50,6 @@ internal class Program
 
                     default:
                         Console.WriteLine($"Received unsupported packet.");
-                        // byte[] response = [(byte)ClientPacketIn.UNKNOWN];
-                        // listener.Send(response);
                         break;
                 }
             }

GServer.Common/Networking/Enums/ClientPacketIn.cs

@@ -1,13 +1,16 @@
-namespace GServer.Common.Networking.Enums
+namespace GServer.Common.Networking.Enums;
-{
-    public enum ClientPacketIn : byte
-    {
-        /// <summary>
-        /// Represents an auth result from the server.
-        /// Format: {1(success) | 2(error)}{error msg length}{error msg}
-        /// </summary>
-        AUTH_RESPONSE = 1,
 
-        UNKNOWN = 255
+public enum ClientPacketIn : byte
-    }
+{
+    /// <summary>
+    /// Represents an auth result from the server.
+    /// </summary>
+    AUTH_RESPONSE = 1,
+
+    /// <summary>
+    /// Contains a list of server listings.
+    /// </summary>
+    LIST_SERVERS_RESPONSE = 2,
+
+    UNKNOWN = 255
 }

GServer.Common/Networking/Enums/ServerPacketIn.cs

@@ -1,7 +1,7 @@
-namespace GServer.Common.Networking.Enums
+namespace GServer.Common.Networking.Enums;
+
+public enum ServerPacketIn : byte
 {
-    public enum ServerPacketIn : byte
+    AUTH = 1,
-    {
+    LIST_SERVERS = 2
-        AUTH = 1
-    }
 }

GServer.Common/Networking/Messages/Client/AuthResponseMessage.cs

@@ -1,8 +1,7 @@
 using System.Text;
 using GServer.Common.Networking.Enums;
-using GServer.Common.Networking.Messages;
 
-namespace GServer.Common;
+namespace GServer.Common.Networking.Messages.Client;
 
 public enum AuthResponseFailure : byte
 {

GServer.Common/Networking/Messages/Client/ListServersResponseMessage.cs

@@ -0,0 +1,24 @@
+using GServer.Common.Game.Entities;
+using GServer.Common.Networking.Enums;
+
+namespace GServer.Common.Networking.Messages.Client;
+
+public class ListServersResponseMessage : BaseMessage, IMessage<ListServersResponseMessage>
+{
+    public IEnumerable<ServerListing> ServerListings { get; set; }
+
+    public ListServersResponseMessage(IEnumerable<ServerListing> serverListings) : base((byte)ClientPacketIn.LIST_SERVERS_RESPONSE)
+    {
+        ServerListings = serverListings;
+    }
+
+    public ListServersResponseMessage(MessageMemoryStream stream) : base((byte)ClientPacketIn.LIST_SERVERS_RESPONSE)
+    {
+        throw new NotImplementedException();
+    }
+
+    public byte[] Serialize()
+    {
+        throw new NotImplementedException();
+    }
+}

GServer.Common/Networking/Messages/Server/AuthMessage.cs

@@ -16,16 +16,6 @@ public class AuthMessage : BaseMessage, IMessage<AuthMessage>
 
     public AuthMessage(MessageMemoryStream stream) : base((byte)ServerPacketIn.AUTH)
     {
-        // byte usernameLength = (byte)stream.ReadByte();
-        // byte[] usernameBytes = new byte[usernameLength];
-        // _ = stream.Read(usernameBytes, 0, usernameLength);
-        // string username = Encoding.UTF8.GetString(usernameBytes);
-
-        // byte passwordLength = (byte)stream.ReadByte();
-        // byte[] passwordBytes = new byte[passwordLength];
-        // _ = stream.Read(passwordBytes, 0, passwordLength);
-        // string password = Encoding.UTF8.GetString(passwordBytes);
-
         byte usernameLen = (byte)stream.ReadByte();
         string username = stream.ReadUTF8String(usernameLen);
 

GServer.Common/Networking/Messages/Server/ListServersMessage.cs

@@ -0,0 +1,15 @@
+using GServer.Common.Networking.Enums;
+
+namespace GServer.Common.Networking.Messages.Server;
+
+public class ListServersMessage : BaseMessage, IMessage<ListServersMessage>
+{
+    public ListServersMessage() : base((byte)ServerPacketIn.LIST_SERVERS)
+    {
+    }
+
+    public byte[] Serialize()
+    {
+        return [];
+    }
+}

GServer.Server/Program.cs

@@ -41,10 +41,6 @@ internal class Program
                     case ServerPacketIn.AUTH:
                         var msg = new AuthMessage(stream);
 
-                        Console.WriteLine($"Username = {msg.Username}, Length = {msg.Username.Length}");
-
-                        Console.WriteLine($"Password = {msg.Password}, Length = {msg.Password.Length}");
-
                         AuthResponseMessage resp;
 
                         if (msg.Username == "aaronyarbz" && msg.Password == "password123")