feat : 서버 실패 코드 메시지 기능 추가

ClientTester/EchoClientTester/Packet/PacketBody.cs

@@ -516,6 +516,31 @@ public class DamagePacket
     }
 }
 
+// ============================================================
+// 에러
+// ============================================================
+
+public enum ErrorCode : int
+{
+    // 파티 (10021~)
+    PARTY_ALREADY_IN_PARTY = 10021,
+    PARTY_JOIN_FAILED      = 10022,
+    PARTY_NOT_IN_PARTY     = 10023,
+    PARTY_DELETE_FAILED    = 10024,
+}
+
+// ERROR (서버 -> 클라)
+[ProtoContract]
+public class ErrorPacket
+{
+    [ProtoMember(1)]
+    public ErrorCode Code
+    {
+        get;
+        set;
+    }
+}
+
 // ============================================================
 // 파티
 // ============================================================

ClientTester/EchoClientTester/Packet/PacketHeader.cs

@@ -52,7 +52,10 @@ public enum PacketCode : ushort
     UPDATE_PARTY,
 
     // 파티 참가/탈퇴/생성/해산 요청 (클라 -> 서버)
-    REQUEST_PARTY
+    REQUEST_PARTY,
+
+    // 요청 실패 응답 (서버 -> 클라)
+    ERROR = 9999
 }
 
 public class PacketHeader

MMOTestServer/MMOserver/Game/Channel/Channel.cs

@@ -1,5 +1,6 @@
 using LiteNetLib;
 using MMOserver.Game.Channel.Maps;
+using MMOserver.Game.Party;
 
 namespace MMOserver.Game.Channel;
 
@@ -8,6 +9,9 @@ public class Channel
     // 로비
     private Robby robby = new Robby();
 
+    // 파티
+    private PartyManager partyManager = new PartyManager();
+
     // 채널 내 유저 상태 (hashKey → Player)
     private Dictionary<int, Player> connectUsers = new Dictionary<int, Player>();
 
@@ -97,4 +101,10 @@ public class Channel
     {
         return robby;
     }
+
+    // 파티매니저 가져옴
+    public PartyManager GetPartyManager()
+    {
+        return partyManager;
+    }
 }

MMOTestServer/MMOserver/Game/GameServer.cs

@@ -468,7 +468,15 @@ public class GameServer : ServerBase
     private void OnRequestParty(NetPeer peer, int hashKey, byte[] payload)
     {
         RequestPartyPacket req = Serializer.Deserialize<RequestPartyPacket>(new ReadOnlyMemory<byte>(payload));
-        PartyManager pm = PartyManager.Instance;
+
+        ChannelManager cm = ChannelManager.Instance;
+        int channelId = cm.HasUser(hashKey);
+        if (channelId < 0)
+        {
+            return;
+        }
+
+        PartyManager pm = cm.GetChannel(channelId).GetPartyManager();
 
         switch (req.Type)
         {
@@ -476,6 +484,7 @@ public class GameServer : ServerBase
             {
                 if (!pm.CreateParty(hashKey, req.PartyName, out PartyInfo? party))
                 {
+                    SendError(peer, ErrorCode.PARTY_ALREADY_IN_PARTY);
                     return;
                 }
 
@@ -495,6 +504,7 @@ public class GameServer : ServerBase
             {
                 if (!pm.JoinParty(hashKey, req.PartyId, out PartyInfo? party))
                 {
+                    SendError(peer, ErrorCode.PARTY_JOIN_FAILED);
                     return;
                 }
 
@@ -513,6 +523,7 @@ public class GameServer : ServerBase
             {
                 if (!pm.LeaveParty(hashKey, out PartyInfo? party))
                 {
+                    SendError(peer, ErrorCode.PARTY_NOT_IN_PARTY);
                     return;
                 }
 
@@ -525,7 +536,10 @@ public class GameServer : ServerBase
                 };
                 byte[] data = PacketSerializer.Serialize<UpdatePartyPacket>((ushort)PacketCode.UPDATE_PARTY, notify);
                 if (party != null)
+                {
                     BroadcastToUsers(party.PartyMemberIds, data); // 남은 멤버들에게
+                }
+
                 SendTo(peer, data); // 탈퇴자 본인에게
                 break;
             }
@@ -533,6 +547,7 @@ public class GameServer : ServerBase
             {
                 if (!pm.DeleteParty(hashKey, req.PartyId, out PartyInfo? party))
                 {
+                    SendError(peer, ErrorCode.PARTY_DELETE_FAILED);
                     return;
                 }
 
@@ -549,6 +564,13 @@ public class GameServer : ServerBase
         }
     }
 
+    private void SendError(NetPeer peer, ErrorCode code)
+    {
+        ErrorPacket err = new ErrorPacket { Code = code };
+        byte[] data = PacketSerializer.Serialize<ErrorPacket>((ushort)PacketCode.ERROR, err);
+        SendTo(peer, data);
+    }
+
     private void BroadcastToUsers(IEnumerable<int> userIds, byte[] data, DeliveryMethod method = DeliveryMethod.ReliableOrdered)
     {
         foreach (int userId in userIds)

MMOTestServer/MMOserver/Game/Party/PartyManager.cs

@@ -2,7 +2,7 @@ using MMOserver.Utils;
 
 namespace MMOserver.Game.Party;
 
-public class PartyManager : Singleton<PartyManager>
+public class PartyManager
 {
     private readonly UuidGenerator partyUuidGenerator = new UuidGenerator();
 

MMOTestServer/MMOserver/Packet/PacketBody.cs

@@ -516,6 +516,31 @@ public class DamagePacket
     }
 }
 
+// ============================================================
+// 에러
+// ============================================================
+
+public enum ErrorCode : int
+{
+    // 파티 (10021~)
+    PARTY_ALREADY_IN_PARTY = 10021,
+    PARTY_JOIN_FAILED      = 10022,
+    PARTY_NOT_IN_PARTY     = 10023,
+    PARTY_DELETE_FAILED    = 10024,
+}
+
+// ERROR (서버 -> 클라)
+[ProtoContract]
+public class ErrorPacket
+{
+    [ProtoMember(1)]
+    public ErrorCode Code
+    {
+        get;
+        set;
+    }
+}
+
 // ============================================================
 // 파티
 // ============================================================

MMOTestServer/MMOserver/Packet/PacketHeader.cs

@@ -52,7 +52,10 @@ public enum PacketCode : ushort
     UPDATE_PARTY,
 
     // 파티 참가/탈퇴/생성/해산 요청 (클라 -> 서버)
-    REQUEST_PARTY
+    REQUEST_PARTY,
+
+    // 요청 실패 응답 (서버 -> 클라)
+    ERROR = 9999
 }
 
 public class PacketHeader