From 756031b186599ae67cd1dc861c2a5b5bb0811a4a Mon Sep 17 00:00:00 2001
From: Timothy Schenk <admin@rainote.dev>
Date: Mon, 14 Aug 2023 22:22:43 +0200
Subject: [PATCH] feat: initial ChannelSelection

---
 Server/AuthSession.cs                         |  1 +
 .../PacketHandlers/ChannelSelectionHandler.cs | 33 +++++++++++++++++++
 .../Incoming/ChannelSelectionPacket.cs        | 16 +++++++++
 Server/Packets/OperationCode.cs               |  3 +-
 4 files changed, 52 insertions(+), 1 deletion(-)
 create mode 100644 Server/PacketHandlers/ChannelSelectionHandler.cs
 create mode 100644 Server/Packets/Incoming/ChannelSelectionPacket.cs

diff --git a/Server/AuthSession.cs b/Server/AuthSession.cs
index eeb925d..2dec4ab 100644
--- a/Server/AuthSession.cs
+++ b/Server/AuthSession.cs
@@ -10,6 +10,7 @@ public class AuthSession : TcpSession
 {
     private readonly ILogger<AuthSession> logger;
     private readonly IMediator mediator;
+    public Guid AccountId { get; set; }
 
     public AuthSession(TcpServer
         server, IMediator mediator, ILogger<AuthSession> logger) : base(server)
diff --git a/Server/PacketHandlers/ChannelSelectionHandler.cs b/Server/PacketHandlers/ChannelSelectionHandler.cs
new file mode 100644
index 0000000..99a69cd
--- /dev/null
+++ b/Server/PacketHandlers/ChannelSelectionHandler.cs
@@ -0,0 +1,33 @@
+namespace Server.PacketHandlers;
+
+using DB;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.Logging;
+using NetCoreServer;
+using Packets.Incoming;
+
+public class ChannelSelectionHandler : IPacketHandler<ChannelSelectionPacket>
+{
+    private readonly IConfiguration configuration;
+    private readonly ILogger<ChannelSelectionHandler> logger;
+    private readonly WonderkingContext wonderkingContext;
+
+    public ChannelSelectionHandler(IConfiguration configuration, ILogger<ChannelSelectionHandler> logger,
+        WonderkingContext wonderkingContext)
+    {
+        this.configuration = configuration;
+        this.logger = logger;
+        this.wonderkingContext = wonderkingContext;
+    }
+
+    public ChannelSelectionHandler()
+    {
+    }
+
+    public Task HandleAsync(ChannelSelectionPacket packet, TcpSession session)
+    {
+        var authSession = (AuthSession)session;
+        var charactersOfAccount = this.wonderkingContext.Accounts.FirstOrDefault(a => a.Id == authSession.AccountId);
+        return Task.CompletedTask;
+    }
+}
diff --git a/Server/Packets/Incoming/ChannelSelectionPacket.cs b/Server/Packets/Incoming/ChannelSelectionPacket.cs
new file mode 100644
index 0000000..4163895
--- /dev/null
+++ b/Server/Packets/Incoming/ChannelSelectionPacket.cs
@@ -0,0 +1,16 @@
+namespace Server.Packets.Incoming;
+
+[PacketId(OperationCode.ChannelSelection)]
+public class ChannelSelectionPacket : IPacket
+{
+    public required ushort ServerId { get; set; }
+    public required ushort ChannelId { get; set; }
+
+    public void Deserialize(byte[] data)
+    {
+        this.ServerId = BitConverter.ToUInt16(data, 0);
+        this.ChannelId = BitConverter.ToUInt16(data, 2);
+    }
+
+    public byte[] Serialize() => throw new NotImplementedException();
+}
diff --git a/Server/Packets/OperationCode.cs b/Server/Packets/OperationCode.cs
index c3099f2..96a3310 100644
--- a/Server/Packets/OperationCode.cs
+++ b/Server/Packets/OperationCode.cs
@@ -3,5 +3,6 @@
 public enum OperationCode : ushort
 {
     LoginInfo = 11,
-    LoginResponse = 12
+    LoginResponse = 12,
+    ChannelSelection
 }