feat: add minigame room player service

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Client/Assets/Script/xmain/MiniGame/MiniGameHost.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections;
+using System.Collections.Generic;
 using System.Text;
 using TMPro;
 using UnityEngine;
@@ -20,6 +21,7 @@ namespace XGame.MiniGame
         private MiniGameNetChannel _net;
         private GameClientCtx _ctx;
         private MiniGameAssetLoader _assets;
+        private RoomPlayerService _players;
         private bool _running;
         private bool _waitingForResultConfirm;
         private string _gameId;
@@ -43,9 +45,22 @@ namespace XGame.MiniGame
         // 大厅链路：MatchFound 由大厅通道消费（sendMatchRequest=false 时宿主收不到），
         // 由外部把房间信息注入，否则结算弹框无法判断胜负（_selfPlayerId 恒 0）。
         public void SetMatchInfo(string roomId, int selfPlayerId)
+        {
+            SetMatchInfo(roomId, selfPlayerId, null);
+        }
+
+        public void SetMatchInfo(string roomId, int selfPlayerId, IReadOnlyList<PlayerInfo> players)
         {
             _roomId = roomId;
             _selfPlayerId = selfPlayerId;
+            if (_players == null)
+            {
+                _players = new RoomPlayerService();
+            }
+            if (players != null)
+            {
+                _players.SetRoomPlayers(players);
+            }
         }
 
         private IEnumerator CoEnter(string cdnBase, string gameId, int version, XWebSocket sock, bool sendMatchRequest)
@@ -69,9 +84,14 @@ namespace XGame.MiniGame
             // 4) 反射实例化 IGameClient + 注入 ctx
             _client = asmLoader.CreateClient();
             _assets = new MiniGameAssetLoader(dl.LocalDir, dl.Manifest);
+            if (_players == null)
+            {
+                _players = new RoomPlayerService();
+            }
             _ctx = new GameClientCtx(
                 _assets,
                 new UnityLogger($"[{gameId}]"),
+                _players,
                 msg => { if (_net != null) _net.SendGame(msg); },
                 () => ExitGame());
 
@@ -96,6 +116,11 @@ namespace XGame.MiniGame
                     MatchFoundMsg found = MatchFoundMsg.Decode(f.Payload);
                     _roomId = found.RoomId;
                     _selfPlayerId = found.SelfPlayerId;
+                    if (_players == null)
+                    {
+                        _players = new RoomPlayerService();
+                    }
+                    _players.SetRoomPlayers(found.Players);
                     Debug.Log("[MiniGameHost] 房间就绪: " + _roomId);
                     break;
                 case FrameworkOpcode.RoomEnd:
@@ -122,6 +147,10 @@ namespace XGame.MiniGame
             if (_client != null) { SafeCall(() => _client.OnExit(), "OnExit"); _client = null; }
             _net = null;
             _ctx = null;
+            if (_players != null)
+            {
+                _players.SetRoomPlayers(null);
+            }
             if (_assets != null) { _assets.UnloadAll(); _assets = null; }   // 卸载本小游戏资源 AB
             Debug.Log("[MiniGameHost] 已退出小游戏: " + _gameId);
             OnGameExited?.Invoke();