RebootKit/Runtime/Engine/Code/Main/Game.cs

using System;
using Cysharp.Threading.Tasks;
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));
        
        // Server only callbacks
        protected virtual void OnPlayerBecameReady(ulong clientID) {
        }

        // Event callbacks
        protected virtual void OnChatMessage(string message) {
            s_GameLogger.Info($"Chat: {message}");
        }

        // NGO callbacks
        public override void OnNetworkSpawn() {
            base.OnNetworkSpawn();
            RR.GameInstance = this;
        }

        public override void OnNetworkDespawn() {
            base.OnNetworkDespawn();
            RR.GameInstance = null;
        }

        // Chat
        [Rpc(SendTo.Server)]
        public void SendChatMessageRpc(string message) {
            PrintChatMessageClientRpc(message);
        }

        [ClientRpc(Delivery = RpcDelivery.Reliable)]
        void PrintChatMessageClientRpc(string message) {
            OnChatMessage(message);
        }

        internal void PlayerBecameReady(ulong clientID) {
            if (!IsServer) {
                s_GameLogger.Error("PlayerBecameReady called on client, but this should only be called on the server.");
                return;
            }

            OnPlayerBecameReady(clientID);
        }
    }
}