adding multiplayer

2025-06-30 21:27:55 +02:00
parent 5a813f212c
commit e5616474f1
35 changed files with 712 additions and 525 deletions
--- a/Runtime/Engine/Code/Main/Game.cs
+++ b/Runtime/Engine/Code/Main/Game.cs
@@ -0,0 +1,78 @@
+using System;
+using Cysharp.Threading.Tasks;
+using RebootKit.Engine.Services.Simulation;
+using Unity.Collections;
+using Unity.Netcode;
+using UnityEngine;
+using Logger = RebootKit.Engine.Foundation.Logger;
+
+namespace RebootKit.Engine.Main {
+    public abstract class Game : NetworkBehaviour {
+        static readonly Logger s_GameLogger = new Logger(nameof(Game));
+        
+        protected NetworkVariable<FixedString128Bytes> m_CurrentWorldID =
+                new NetworkVariable<FixedString128Bytes>(new FixedString128Bytes(""));
+        
+        // Event callbacks
+        public virtual void OnWorldLoaded() {
+        }
+
+        public virtual void OnWorldUnload() {
+        }
+
+        public virtual void OnChatMessage(string message) {
+            s_GameLogger.Info($"Chat: {message}");
+        }
+        
+        // Network
+        public override void OnNetworkSpawn() {
+            base.OnNetworkSpawn();
+            RR.GameInstance = this;
+
+            m_CurrentWorldID.OnValueChanged += OnCurrentWorldIDChanged;
+            LoadWorld(m_CurrentWorldID.Value.Value);
+        }
+
+        public override void OnNetworkDespawn() {
+            base.OnNetworkDespawn();
+
+            m_CurrentWorldID.OnValueChanged -= OnCurrentWorldIDChanged;
+            RR.GameInstance = null;
+        }
+        
+        [ServerRpc]
+        public void SetCurrentWorldServerRpc(string worldID) {
+            m_CurrentWorldID.Value = new FixedString128Bytes(worldID);
+        }
+
+        // Chat
+        [Rpc(SendTo.Server)]
+        public void SendChatMessageRpc(string message) {
+            PrintChatMessageClientRpc(message);
+        }
+
+        [ClientRpc(Delivery = RpcDelivery.Reliable)]
+        void PrintChatMessageClientRpc(string message) {
+            OnChatMessage(message);
+        }
+        
+        void OnCurrentWorldIDChanged(FixedString128Bytes previousValue, FixedString128Bytes newValue) {
+            string worldID = newValue.Value;
+            LoadWorld(worldID);
+        }
+
+        void LoadWorld(string worldID) {
+            if (string.IsNullOrEmpty(worldID)) {
+                RR.World.Unload();
+            } else {
+                WorldConfigAsset worldConfigAsset = RR.GetWorldConfigAsset(worldID);
+                if (worldConfigAsset is not null) {
+                    RR.CloseMainMenu();
+                    RR.World.LoadAsync(worldConfigAsset.Config, Application.exitCancellationToken).Forget();
+                } else {
+                    s_GameLogger.Error($"World config asset for '{worldID}' not found.");
+                }
+            }
+        }
+    }
+}