feat(game-service): add chat message handler

src/game-service/Game.Application/Components/Client/MessageHandlerManager.cs

@@ -8,10 +8,12 @@ public class MessageHandlerManager : ComponentBase
     {
         private readonly IJsonSerializer jsonSerializer;
         private readonly IMessageHandlerCollection handlerCollection;
+        private readonly IGameClientCollection gameClientCollection;
         private readonly IGameSceneCollection gameSceneCollection;
 
-        public MessageHandlerManager(IGameSceneCollection gameSceneCollection)
+        public MessageHandlerManager(IGameClientCollection gameClientCollection, IGameSceneCollection gameSceneCollection)
         {
+            this.gameClientCollection = gameClientCollection;
             this.gameSceneCollection = gameSceneCollection;
 
             jsonSerializer = new NativeJsonSerializer();
@@ -46,6 +48,7 @@ protected override void OnAwake()
             handlerCollection.Set(MessageCodes.EnterScene, new EnterSceneMessageHandler(remotePlayer, gameSceneCollection));
             handlerCollection.Set(MessageCodes.ChangeScene, new ChangeSceneMessageHandler(remotePlayer, gameSceneCollection));
             handlerCollection.Set(MessageCodes.AttackMob, new AttackMobMessageHandler(remotePlayer));
+            handlerCollection.Set(MessageCodes.ChatMessage, new ChatMessageHandler(remotePlayer, gameClientCollection));
         }
 
         protected override void OnRemoved()

src/game-service/Game.Application/GameClient.cs

@@ -21,7 +21,7 @@ public class GameClient : IGameClient
             Components.Add(new WebSocketConnectionErrorHandler());
             Components.Add(new RemotePlayerProvider(id));
             Components.Add(new RemotePlayerMessageSender(gameClientCollection));
-            Components.Add(new MessageHandlerManager(gameSceneCollection));
+            Components.Add(new MessageHandlerManager(gameClientCollection, gameSceneCollection));
         }
 
         public void Dispose()

src/game-service/Game.Application/Handlers/ChatMessageHandler.cs

@@ -0,0 +1,67 @@
+using Game.Application.Components;
+using Game.Application.Objects;
+using Game.Application.Objects.Components;
+using Game.Messages;
+using Game.MessageTools;
+
+namespace Game.Application.Handlers
+{
+    public class ChatMessageHandler : IMessageHandler<ChatMessage>
+    {
+        private readonly IGameClientCollection gameClientCollection;
+        private readonly IMessageSender messageSender;
+
+        public ChatMessageHandler(IGameObject player, IGameClientCollection gameClientCollection)
+        {
+            this.gameClientCollection = gameClientCollection;
+
+            messageSender = player.Components.Get<IMessageSender>();
+        }
+
+        public void Handle(ChatMessage message)
+        {
+            var senderId = message.SenderId;
+            var name = message.Name;
+            var content = message.Content;
+
+            SendChatMessage(senderId, name, content);
+            SendBubbleNotification(senderId, content);
+        }
+
+        private void SendChatMessage(int senderId, string name, string content)
+        {
+            foreach (var gameClient in gameClientCollection)
+            {
+                var onnectionProvider = gameClient.Components.Get<IWebSocketConnectionProvider>();
+                var messageCode = (byte)MessageCodes.ChatMessage;
+                var message = new ChatMessage()
+                {
+                    SenderId = senderId,
+                    Name = name,
+                    Content = content,
+                    ContentFormatted = GenerateMessageFormatted(name, content)
+                };
+
+                onnectionProvider.SendMessage(messageCode, message);
+            }
+        }
+
+        private void SendBubbleNotification(int senderId, string content)
+        {
+            var messageCode = (byte)MessageCodes.BubbleNotification;
+            var message = new BubbleNotificationMessage()
+            {
+                NotifierId = senderId,
+                Message = content,
+                Time = 3 // Seconds
+            };
+
+            messageSender.SendMessageToNearbyGameObjects(messageCode, message);
+        }
+
+        private string GenerateMessageFormatted(string name, string content)
+        {
+            return $"<b>{name}: {content}</b>";
+        }
+    }
+}

src/game-service/Game.Application/Messages/ChatMessage.cs

@@ -0,0 +1,13 @@
+namespace Game.Messages
+{
+    public struct ChatMessage
+    {
+        public int SenderId { get; set; }
+
+        public string Name { get; set; }
+
+        public string Content { get; set; }
+
+        public string ContentFormatted { get; set; }
+    }
+}

src/game-service/Game.Application/Messages/MessageCodes.cs

@@ -14,6 +14,7 @@ public enum MessageCodes
         Attacked,
         BubbleNotification,
         EnteredScene,
-        SceneChanged
+        SceneChanged,
+        ChatMessage
     }
 }